Entries |
Document | Title | Date |
20080230745 | LIQUID CRYSTAL COMPOUND, FERROELECTRIC LIQUID CRYSTAL COMPOSITION, AND FERROELECTRIC LIQUID CRYSTAL DISPLAY - A liquid crystal compound represented by the following formula is provided to enhance the contrast of a liquid crystal device using ferroeloctric liquid crystal: | 09-25-2008 |
20080230746 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition having a nematic phase that includes two components, wherein the first component is a specific compound having negatively large dielectric anisotropy, and the second component is a specific two-ring compound having especially small viscosity, and a liquid crystal display device including the composition. | 09-25-2008 |
20080246001 | Liquid crystal composition and liquid crystal display device - The invention relates to a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity or a small rotation viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and so forth, and provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. | 10-09-2008 |
20080272337 | Chiral Compounds - The invention relates to chiral compounds, methods of their preparation, and to their use in optical, electrooptical, electronic, semiconducting or luminescent components or devices, and in decorative, security, cosmetic or diagnostic applications. | 11-06-2008 |
20080303000 | Monomers, Oligomers and Polymers Comprising Thiophene and Selenophene - The invention relates to novel mono-, oligo- and polymeric compounds comprising thiophene and selenophene, to their use as semiconductors or charge transport materials, in optical, electro-optical or electronic devices, and to optical, electro-optical or electronic devices comprising the novel compounds. | 12-11-2008 |
20080303001 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and so forth. A liquid crystal composition having a negative dielectric anisotropy comprising two components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1-1) and formula (1-2), and the second component is at least one compound selected from the group of compounds represented by formula (2-1) and formula (2-2): | 12-11-2008 |
20080303002 | DISPLAY MATERIAL AND AUTOMOBILE MEMBER - A display material or automobile member of the present invention includes at least one cholesteric liquid crystal layer, an optical property of which is changed by an electric field, and the cholesteric liquid crystal layer contains at least one chiral reagent having one or more fluorine atoms, and at least one nematic liquid crystal. The nematic liquid crystal preferably has an absolute value of dielectric constant anisotropy of 1.0 or more. | 12-11-2008 |
20080308768 | Liquid Crystalline Medium - The present invention relates to a liquid-crystalline medium based on a mixture of polar compunds having negative dielectric anisotropy (Δε), which is distinguished by the fact that it has a value for the ratio γ | 12-18-2008 |
20090050844 | POLYMERIZABLE LIQUID CRYSTAL COMPOSITION - A polymerizable liquid crystal composition of the present invention includes a compound including a repeated unit represented by a general formula (I) | 02-26-2009 |
20090121186 | TRIFLUORONAPHTHALENE DERIVATIVE AND LIQUID CRYSTAL COMPOSITION CONTAINING THE SAME - The present invention was realized in order to provide a liquid crystal composition which is negative in dielectric constant anisotropy and having a large absolute value and a display element, and also to provide a compound which is negative in dielectric constant anisotropy and having a large absolute value. | 05-14-2009 |
20090146105 | Liquid Crystal Photo-Alignment Agent and Liquid Crystal Photo-Alignment Film and Liquid Crystal Display Including the Same - One embodiment of the present invention provides a liquid crystal photo-alignment agent that includes a polyamic acid copolymer including a repeating unit having the following Formula 1 and a repeating unit having the following Formula 2; a polyimide copolymer including a repeating unit having the following Formula 3 and a repeating unit having the following Formula 4; or a combination thereof: | 06-11-2009 |
20090184291 | LIQUID CRYSTALLINE MEDIUM AND LIQUID CRYSTAL DISPLAY - A dielectrically positive liquid crystalline media comprising:
| 07-23-2009 |
20090189120 | COMPOUND, LIQUID CRYSTAL COMPOSITION, AND ANISOTROPIC MATERIAL - A compound represented by formula (I) below: | 07-30-2009 |
20090194738 | Liquid-crystalline medium - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds, characterised in that it comprises one or more compounds of the formula I | 08-06-2009 |
20090194739 | Liquid-Crystalline Medium and Liquid-Crystal Display - Disclosed are dielectrically positive liquid-crystalline media containing a dielectrically positive component, component A, which contains one or more dielectrically positive compounds of formulae IA, IB and IC: | 08-06-2009 |
20090206300 | MONOFLUORINATED TERPHENYL COMPOUND HAVING ALKENYL, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound is provided that has stability to heat and an ultraviolet ray, a small viscosity, a suitable refractive index anisotropy, a suitable dielectric anisotropy, a nematic phase within a wide temperature range and favorable compatibility with other liquid crystal compounds, and a liquid crystal composition is also provided that has a particularly small viscosity. The liquid crystal compound is a compound represented by formula (1): | 08-20-2009 |
20090212255 | Liquid Crystal Composition and Retardation Plate - A liquid crystal composition is provided and includes a liquid crystal compound a chiral agent. The liquid crystal compound has an intrinsic birefringence Δn(λ) at a wavelength λ satisfying formula (1): Δn(450 nm)/Δn(550 nm)<1.0. | 08-27-2009 |
20090230354 | Liquid Crystalline Medium - The invention relates to a liquid crystalline medium containing one or more compounds of formula I, wherein R | 09-17-2009 |
20090230355 | LIQUID-CRYSTALLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY - Disclosed are dielectrically positive liquid-crystalline media comprising in each case one or more compounds of formulae IA, IB and IC: | 09-17-2009 |
20090230356 | COMPOUND HAVING ALKYL ON BENZENE RING, LIQUID CRYSTAL COMPOSITION HAVING THE COMPOUND, AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE LIQUID CRYSTAL COMPOSITION - A compound represented by the following formula (1), a liquid crystal composition containing the compound and a liquid crystal display device containing the composition: | 09-17-2009 |
20090267026 | COMPOUND HAVING HYDROCOUMARIN SKELETON, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound is to be obtained that has stability to heat, light and so forth, a high clearing point, a suitable optical anisotropy, a large negative dielectric anisotropy, and excellent compatibility with other liquid crystal compounds. A liquid crystal composition containing the compound is also to be obtained that has a low viscosity, a suitable optical anisotropy, a suitable negative dielectric anisotropy, a low threshold voltage, a high maximum temperature of a nematic phase (phase transition temperature from a nematic phase to an isotropic phase), and a low minimum temperature of a nematic phase. A compound having a hydrocoumarin skeleton is synthesized, and a liquid crystal composition containing the compound is produced. | 10-29-2009 |
20090278088 | LIQUID CRYSTAL COMPOUND HAVING NEGATIVE DIELECTRIC ANISOTROPY, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound is provided that has excellent characteristics, such as a negatively large dielectric anisotropy. A liquid crystal composition containing the compound, and a liquid crystal display device containing the composition are also provided. A compound having the three factors, i.e., (1) a tetrahydropyran ring, (2) —CH | 11-12-2009 |
20090289223 | LIQUID-CRYSTALLINE MEDIUM - Disclosed are a liquid-crystalline medium, which contains a compound of formula I | 11-26-2009 |
20090302273 | FIVE-RING LIQUID CRYSTAL COMPOUND HAVING CYCLOHEXANE RING, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound represented by formula (1), a liquid crystal composition comprising the compound, and a liquid crystal display device comprising the composition: | 12-10-2009 |
20090309066 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium based on a mixture of dielectrically negative, polar compounds which comprises at least one compound of the formula I | 12-17-2009 |
20090321683 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition is provided that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or is properly balanced regarding at least two characteristics. An AM device is provided that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition having a nematic phase contains a specific five-ring compound having a large maximum temperature as the first component, a specific compound having a small viscosity as the second component, and a specific four-ring compound having a high maximum temperature as the third component. The liquid crystal display device contains the liquid crystal composition. | 12-31-2009 |
20100019199 | CHIRAL BINAPHTHYL SULFATES FOR USE AS LIQUID CRYSTAL MATERIALS - The invention relates to chiral compounds, methods of their preparation, and to their use in optical, electrooptical, electronic, semiconducting or luminescent components or devices, and in decorative, security, cosmetic or diagnostic applications. | 01-28-2010 |
20100025631 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY HAVING SAME - A liquid crystal composition and a liquid crystal display including the liquid crystal composition that includes a first class containing a fluorine-containing liquid crystal compound represented by Formula I (n=1, 2, or 3), and a second class containing at least one neutral liquid crystal compound represented by Formulae III, IV, and V. In Formula I, W | 02-04-2010 |
20100038588 | Liquid Crystal Compound Having Lactone Ring, Liquid Crystal Composition, And Liquid Crystal Display Device - A nematic liquid crystal compound represented by any one of formulas (a-1) to (a-6): | 02-18-2010 |
20100051864 | LIQUID-CRYSTALLINE MEDIUM - Disclosed are a liquid-crystalline medium based on a mixture of polar compounds which contain at least one compound of formula I | 03-04-2010 |
20100051865 | Liquid Crystal Composition and Liquid Crystal Display Device - A liquid crystal composition having a nematic phase that includes two components, wherein the first component is a specific four-membered ring compound having a large maximum temperature, and the second component is a specific four-membered ring compound having a large dielectric anisotropy and a large optical anisotropy, and a liquid crystal display device containing the composition. | 03-04-2010 |
20100059710 | Novel pyran derivative, its preparation method, liquid crystal composition and liquid crystal display device comprising the same - The present invention relates to a pyran derivative which manifests appropriate refractive anisotropy (optical anisotropy) and liquid crystal transition temperature and excellent dielectric anisotropy, and has excellent compatibility with various liquid crystal compounds, and thus, can be preferably used for the formation of a liquid crystal layer of a liquid crystal display device, its preparation method, a liquid crystal composition and liquid crystal display device comprising the same. | 03-11-2010 |
20100072422 | Birefringent Layer with Negative Optical Dispersion - The invention relates to a birefringent layer having negative optical dispersion, a liquid crystal (LC) medium for its preparation, and the use of the birefringent layer and the LC media in optical, electrooptical, electronic, semiconducting or luminescent components or devices. | 03-25-2010 |
20100078592 | LIQUID CRYSTAL COMPOSITION, RETARDATION PLATE, LIQUID CRYSTAL DISPLAY DEVICE, AND PROCESS FOR PRODUCING RETARDATION PLATE - A composition comprising at least one liquid crystal compound, and at least one polymer is disclosed. The polymer comprises a constitutional unit represented by a following formula (A) and a constitutional unit derived from a monomer having a fluoroaliphatic group(s): | 04-01-2010 |
20100078593 | LIQUID CRYSTAL COMPOSITION AND RETARDATION FILM - The invention relates to a liquid crystal composition comprising two or more species of liquid crystal compounds respectively having a polymerizable group, at least one species of which being a compound represented by formula (I) below, having a content of the compound of from 20% to 80% relative to the total mass of said two or more species of liquid crystal compounds. In formula (I), P | 04-01-2010 |
20100084608 | DISCOTIC LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION COMPRISING THE SAME AND OPTICAL FILM USING THE SAME LIQUID CRYSTAL COMPOSITION - Disclosed is a discotic liquid crystal compound, a liquid crystal composition comprising the same, and an optical film using the same liquid crystal composition. More particularly, there is provided a liquid crystal material of a viewing angle compensation film with high quality characteristics, which can improve a contrast ratio and minimize variations in color with viewing angles in a black state, a liquid crystal composition comprising the same liquid crystal material, and a compensation film obtained from the same liquid crystal composition. | 04-08-2010 |
20100096590 | NOVEL LIQUID CRYSTAL COMPOUND CONTAINING SULFONE GROUP, LIQUID CRYSTAL COMPOSITION COMPRISING THE SAME, AND OPTICAL FILM USING THE SAME LIQUID CRYSTAL COMPOSITION - Disclosed are a novel liquid crystal compound containing a sulfone group, a liquid crystal composition comprising the same, and an optical film using the same liquid crystal composition. More particularly, there are provided a liquid crystal material for a viewing angle compensation film with high quality characteristics, which can improve a contrast ratio measured at a tilt angle to the front and minimize variations in color with viewing angles in a black state, a liquid crystal composition comprising the same liquid crystal material, and a compensation film obtained from the same liquid crystal composition. | 04-22-2010 |
20100102274 | Chroman Compounds - The chroman compounds of the formula I according to the invention | 04-29-2010 |
20100108945 | LIQUID-CRYSTALLINE MEDIUM AND LIQUID CRYSTAL DISPLAY - Disclosed are a liquid-crystalline medium based on a mixture of dielectrically negative polar compounds of each of formulae I and II | 05-06-2010 |
20100117027 | Polymerizable liquid crystal composition - A polymerizable liquid crystal composition is provided that is excellent in UV curing characteristics in the air and is excellent in orientation homogeneity, and a polymer film as a selective reflection film is provided that is obtained by orienting and polymerizing the composition on a supporting substrate. The liquid crystal composition contains a compound (1), a compound (2), a compound (3), a compound selected from a group of compounds represented by the formulae (4) to (6), and a surfactant. In the following formulae Y | 05-13-2010 |
20100127210 | LIQUID CRYSTAL COMPOUNDS AND LIQUID CRYSTAL COMPOSITIONS COMPRISING THE SAME - A liquid crystal compound of Formula (I) is provided. | 05-27-2010 |
20100127211 | FIVE-RING LIQUID CRYSTAL COMPOUND HAVING CF20 BONDING GROUP, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a five-ring liquid crystal compound having a CF | 05-27-2010 |
20100127212 | PYRIDINE COMPOUNDS FOR LIQUID-CRYSTALLINE MIXTURES - The invention relates to liquid-crystalline compounds of the formula I | 05-27-2010 |
20100127213 | LIQUID CRYSTALLINE MEDIUM AND LIQUID CRYSTAL DISPLAY - The present invention relates to dielectrically positive liquid-crystalline media comprising a dielectrically positive component, component A, comprising a dielectrically positive compound of the formula I | 05-27-2010 |
20100155662 | S-INDACENE AND INDENO[5,6-D][1,3]DIOXOL-DERIVATIVES AND USE THEREOF AS COMPONENTS OF LIQUID-CRYSTAL MIXTURES - The invention relates 1,2,3,6,7,8-hexahydro-s-indacene derivatives and 6,7-dihydro-5H-indeno[5,6-d]-1,3-dioxole derivatives, and to the use thereof as component(s) in liquid-crystalline media. In addition, the present invention relates to liquid-crystal and electro-optical display elements which contain the liquid-crystalline media according to the invention. | 06-24-2010 |
20100163796 | LIQUID-CRYSTALLINE POLYESTER RESIN COMPOSITION AND CONNECTOR USING THE SAME - A liquid-crystalline polyester resin composition is provided including a liquid-crystalline polyester obtained by polymerizing monomers of an aromatic hydroxycarboxylic acid in the presence of an imidazole compound. The composition also includes a mica which is a muscovite and has a volume average particle diameter of 40 μm or less and a specific surface area of 6 m | 07-01-2010 |
20100171074 | LIQUID CRYSTAL MIXTURE - A liquid crystal mixture includes 30 to 90 parts by weight of a first composition including at least one compound having the following formula (A) | 07-08-2010 |
20100176341 | LIQUID CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy, which contains at least one compound of the formula I | 07-15-2010 |
20100181532 | Liquid Crystal Composition and Liquid Crystal Display Device - The subject is to provide a liquid crystal composition that satisfies at least one characteristic among characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a low viscosity, a suitable optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding two or more characteristics. The subject is to provide an AM device that has a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and so forth. | 07-22-2010 |
20100219375 | LIQUID-CRYSTALLINE MEDIUM - Disclosed are a liquid-crystalline medium, which contains a compound of formula I | 09-02-2010 |
20100224827 | LIQUID-CRYSTALLINE MEDIUM - Disclosed are a liquid-crystalline medium, which contains a compound of formula I | 09-09-2010 |
20100243956 | LIQUID-CRYSTALLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY - The present invention relates to dielectrically positive liquid-crystalline media comprising a dielectrically positive component, component A, comprising a dielectrically positive compound of the formula (I), in which the parameters have the meaning indicated in the specification, and optionally a second dielectrically positive component, component B, comprising one or more dielectrically positive compounds having a dielectric anisotropy of greater than 3 and optionally a dielectrically neutral component, component C, and to liquid-crystal displays, especially to active-matrix displays and in particular to TN, IPS, FFS and OCB displays, containing these media. | 09-30-2010 |
20100243957 | Liquid Crystal Composition and Liquid Crystal Display Device - The invention provides a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, and a high stability to heat, or provides a liquid crystal composition that is properly balanced regarding at least two characteristics. The invention provides an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. A liquid crystal display device contains the liquid crystal composition having a nematic phase that includes two components, wherein the first component is a specific compound having a large optical anisotropy and a large dielectric anisotropy and the second component is a specific compound having a small viscosity or a large maximum temperature. The liquid crystal display device contains the composition. | 09-30-2010 |
20100243958 | Liquid Crystalline Medium - Disclosed are a liquid-crystalline medium of negative dielectric anisotropy based on a mixture of polar compounds, which contains at least one compound of formula IA | 09-30-2010 |
20100252777 | LIQUID-CRYSTALLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY - Disclosed are a dielectrically negative, liquid-crystalline medium which contains a (first) dielectrically negative component (component A), which contains one or more dielectrically negative compounds of formula I | 10-07-2010 |
20100264367 | Polymerizable liquid crystal compound, liquid crystal composition, and polymer - The compound of the present invention is represented by the formula (1). In the formula (1), R | 10-21-2010 |
20100276635 | Liquid-crystalline medium and liquid-crystal display - Disclosed are dielectrically positive liquid-crystalline media containing a dielectrically positive component, component A, containing one or more dielectrically positive compounds of formula I | 11-04-2010 |
20100294991 | Liquid Crystal Composition and Liquid Crystal Display Device - The invention provides a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, and a high stability to heat, or that is suitably balanced regarding two or more characteristics. The invention provides an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. A liquid crystal display device contains the liquid crystal composition having a nematic phase that includes two components, wherein the first component is a specific compound having a large optical anisotropy and a large dielectric anisotropy and the second component is a specific compound having a small viscosity or a large maximum temperature. The liquid crystal display device contains the composition. | 11-25-2010 |
20100301270 | LIQUID-CRYSTALLINE MEDUIM - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (Δε), which contains at least one compound selected from the group of compounds of the formula I, IIA and IIB | 12-02-2010 |
20100308265 | LIQUID CRYSTAL COMPOSITIONS - This invention relates to liquid crystal compositions, and polymer networks and articles comprising the compositions. The compositions comprise at least one compound of the group of compounds represented by the structures of each of the following Formulas (IV), (V) and (VI), | 12-09-2010 |
20100308266 | Liquid Crystal Composition and Liquid Crystal Display Device - Subject The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of the nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and a short helical pitch, or that is suitably balanced regarding at least two of the characteristics. The subject is also to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life, a little light-leak and so forth. | 12-09-2010 |
20100308267 | LIQUID-CRYSTLLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY - The present invention relates to dielectrically positive liquid-crystalline media comprising a dielectrically neutral or slightly positive component, component A, comprising one or more dielectrically neutral or slightly positive compounds of the formula I | 12-09-2010 |
20100320420 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds, characterised in that it comprises one or more compounds of the formula I | 12-23-2010 |
20100327226 | Liquid-crystalline medium and liquid-crystal display - The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I | 12-30-2010 |
20110001088 | Polymerizable Liquid Crystal Compound, Composition and Polymer - The purpose of the invention is to provide a polymerizable liquid crystal compound that has a liquid crystal phase with a wide temperature range, has an excellent compatibility with another polymerizable liquid crystal compound, has an excellent solubility in organic solvent and is polymerizable in air by heat or light. | 01-06-2011 |
20110001089 | Liquid-crystalline medium and liquid crystal display - The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I | 01-06-2011 |
20110001090 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I | 01-06-2011 |
20110024682 | LIQUID-CRYSTALLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY - The present invention relates to dielectrically positive liquid-crystalline media comprising in each case one or more compounds of the formula I | 02-03-2011 |
20110037024 | THREE-RING LIQUID CRYSTAL COMPOUND HAVING LATERAL FLUORINE, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound represented by the following formula having stability to heat, light and so forth, a wide temperature range of a nematic phase, a small viscosity, a large optical anisotropy and a suitable elastic constant K | 02-17-2011 |
20110042614 | CHIRAL COMPOUNDS, LIQUID CRYSTAL COMPOSITIONS AND POLYMER NETWORKS DERIVED THEREFROM - Isomannide-based compounds having chiral properties are provided, in addition to liquid crystal compositions and polymer networks derived therefrom. | 02-24-2011 |
20110042615 | LIQUID-CRYSTAL MEDIUM - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterised in that it comprises one or more compounds of the formula I | 02-24-2011 |
20110049427 | Thiophene derivatives, and LC media containing same - The present invention relates to thiophene derivatives, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, and to LC media and LC displays comprising same. | 03-03-2011 |
20110062383 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Disclosed are: a liquid crystal composition which satisfies at least one property selected from a high upper limit temperature in a nematic phase, a low lower limit temperature in a nematic phase, a low viscosity, high optical anisotropy, high dielectric anisotropy, a high specific resistance, high stability against ultraviolet ray, high stability against heat and the like or has a proper balance between at least two properties selected from the above-mentioned properties; and an AM element having a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and the like. Specifically disclosed are: a liquid crystal composition which comprises a specific pentacyclic compound having high optical anisotropy and high dielectric anisotropy as the first component, a specific compound having a low viscosity as the second component, and a specific tetracyclic compound having a high upper limit temperature as the third component, and which shows a nematic phase; and a liquid crystal display element comprising the composition. | 03-17-2011 |
20110062384 | Liquid Crystal Composition and Liquid Crystal Display Device - Subject The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large elastic constant ratio, a small temperature dependence of the threshold voltage, a small frequency dependence of the dielectric anisotropy and a short helical pitch, or that is suitably balanced regarding at least two of the characteristics. The subject is to provide a STN device that has a short response time, a large contrast ratio, a low threshold voltage, a small electric power consumption, a steep voltage-transmission curve and a small light leak. | 03-17-2011 |
20110079753 | LIQUID CRYSTAL FOUR-RING COMPOUND HAVING FLUORINE, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound having stability to heat, light and so forth, a wide temperature range of the nematic phase, a small viscosity, a suitable optical anisotropy, a suitable dielectric anisotropy and an excellent compatibility with other liquid crystal compounds. The invention also provides a liquid crystal composition containing this liquid crystal compound and a liquid crystal display device containing this liquid crystal composition. | 04-07-2011 |
20110089373 | Liquid Crystal Composition and Liquid Crystal Display Device - The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics. The subject is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. | 04-21-2011 |
20110095228 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced concerning at least two characteristics. The invention is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention is to provide a liquid crystal composition having a nematic phase that contains a specific five-membered ring compound having a large optical anisotropy and a large dielectric anisotropy as a first component and a specific compound having a small viscosity as a second component, and a liquid crystal display device containing the composition. | 04-28-2011 |
20110095229 | LIQUID-CRYSTALLINE MEDIUM - The present invention relates to a liquid-crystalline medium, characterised in that it contains
| 04-28-2011 |
20110101269 | LIQUID-CRYSTAL DISPLAY - The present invention relates to a liquid-crystal (LC) display of the PS (polymer stabilised) or PSA (polymer sustained alignment) type, and to polymerisable compounds and LC media for use in PS (polymer stabilised) and PSA displays. | 05-05-2011 |
20110114885 | LIQUID CRYSTAL COMPOSITIONS, POLYMER NETWORKS DERIVED THEREFROM AND PROCESS FOR MAKING THE SAME - The invention relates to compounds of Formula (I): | 05-19-2011 |
20110121233 | COMPOSITION FOR FORMING SUBSTRATE, AND PREPREG AND SUBSTRATE USING THE SAME - Disclosed herein is a composition for forming a substrate, including: a compound prepared by polymerizing a liquid crystal thermosetting oligomer having one or more soluble structural units in a main chain thereof and having a thermosetting group at one or more of two ends of the main chain thereof with a fluorine compound having a functional group which can react with the main chain of the liquid crystal thermosetting oligomer. | 05-26-2011 |
20110127465 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and a large elastic constant, or that is suitably balanced regarding at least two of the characteristics. The subject is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition that has a nematic phase and includes a four-ring compound containing a dioxane ring and having a high maximum temperature and a large dielectric anisotropy as a first component, a specific two-ring compound having a small viscosity as a second component, a specific three-ring compound having a large dielectric anisotropy as a third component and a specific four-ring compound having a high maximum temperature and a large dielectric anisotropy, and also provides a liquid crystal display device containing this composition. | 06-02-2011 |
20110140039 | Liquid-crystalline medium - The invention relates to a liquid-crystalline medium containing one or more compounds of the formula I | 06-16-2011 |
20110140040 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics; and is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, wherein the liquid crystal composition has negative dielectric anisotropy and includes a two-ring compound having a large negative dielectric anisotropy and having at least three fluorines at the lateral positions as a first component, a specific two-ring or three-ring compound having a pyran ring as a second component, a specific compound having a small viscosity as a third component and a specific compound having a large negative dielectric anisotropy as a fourth component, and the liquid crystal display device contains this composition. | 06-16-2011 |
20110147655 | POLAR NEMATIC COMPOUNDS - Polar nematic compounds, one example of which has the following structure: | 06-23-2011 |
20110147656 | POLYMERIZABLE LIQUID CRYSTAL COMPOUNDS HAVING OXIRANYL GROUP, POLYMERIZABLE LIQUID CRYSTAL COMPOSITIONS AND POLYMERS - Subject The main aim of the invention is to provide a polymerizable liquid crystal compound that has a liquid crystal phase with a wide temperature range centering at room temperature, has an excellent compatibility with another polymerizable liquid crystal compound, has an excellent solubility in an organic solvent and is polymerizable even in air by heat or light. | 06-23-2011 |
20110147657 | POLYMERIZABLE LIQUID CRYSTAL COMPOUND, POLYMERIZABLE LIQUID CRYSTAL COMPOSITION AND ANISOTROPIC POLYMER - The main aim of the invention is to provide a polymerizable compound that is excellent in the stability of a liquid crystal phase, a polymerizable liquid crystal composition, and an anisotropic polymer in which the optical anisotropy can be adjusted and a uniform orientation is excellent. An anisotropic polymer having a uniform orientation formed by polymerization of a paint film that was prepared by application of a polymerizable liquid crystal composition including a compound represented by formula (1) having a benzyl ester moiety in the minor axis direction of the molecule to a supporting substrate; wherein at least one of R | 06-23-2011 |
20110147658 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The subject is to provide a liquid crystal composition that satisfies at least one characteristic of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding two characteristics thereof. The subject is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. | 06-23-2011 |
20110175027 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance and a high stability to ultraviolet light or heat, or that is suitably balanced regarding at least two of the characteristics. The subject is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition that has negative dielectric anisotropy, including a specific four-ring compound having a high maximum temperature and a negatively large dielectric anisotropy as a first component, a two-ring compound having a small viscosity as a second component, and optionally including a specific compound having a negatively large dielectric anisotropy as a third component, a specific compound having small viscosity as a fourth component and a specific compound having a negatively large dielectric anisotropy as a fifth component. The invention provides also a liquid crystal display device containing this composition. | 07-21-2011 |
20110180756 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and a large elastic constant, or that is suitably balanced regarding at least two of the characteristics. The subject is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition that has a nematic phase and includes a specific four-ring compound having a high maximum temperature and a large dielectric anisotropy as a first component and a specific compound having a small dielectric anisotropy as a second component, and also provides a liquid crystal display device containing this composition. The invention further provides the compound of the first component. | 07-28-2011 |
20110186776 | LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME - Provided are a liquid crystal composition containing, as a first component, a polymerizable compound represented by general formula (I): | 08-04-2011 |
20110186777 | POLYMERIZABLE CHIRAL COMPOUND, POLYMERIZABLE LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL POLYMER AND OPTICALLY ANISOTROPIC BODY - The present inventions to provide a novel polymerizable chiral compound (chiral agent) having high helical twisting power, a polymerizable liquid crystal composition comprising the polymerizable chiral compound and a polymerizable liquid crystal compound, a liquid crystal polymer, and an optically anisotropic body. The object was achieved by a polymerizable chiral compound represented by the following formula (I), a polymerizable liquid crystal composition comprising the polymerizable chiral compound and a polymerizable liquid crystal compound, a liquid crystal polymer, and an optically anisotropic body: | 08-04-2011 |
20110193019 | ALKALOID MONOMERS, LIQUID CRYSTAL COMPOSITIONS AND POLYMER NETWORKS DERIVED THEREFROM - Disclosed is the chemical synthesis of chiral alkaloid monomers, liquid crystal compositions comprising the chiral alkaloid monomers, and polymerization of the liquid crystal compositions to provide polymer networks with useful cholesteric optical properties and stability. | 08-11-2011 |
20110193020 | LIQUID-CRYSTAL MEDIUM - The invention relates to a liquid-crystalline medium of negative dielectric anisotropy based on a mixture of polar compounds, which comprises at least one compound selected from the group of the compounds of the formulae IA, IB and IC | 08-11-2011 |
20110193021 | COMPOUND HAVING HYDROCOUMARIN SKELETON, LIQUID CRYSTAL COMPOSTITION, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound is to be obtained that has stability to heat, light and so forth, a high clearing point, a suitable optical anisotropy, a large negative dielectric anisotropy, and excellent compatibility with other liquid crystal compounds. A liquid crystal composition containing the compound is also to be obtained that has a low viscosity, a suitable optical anisotropy, a suitable negative dielectric anisotropy, a low threshold voltage, a high maximum temperature of a nematic phase (phase transition temperature from a nematic phase to an isotropic phase), and a low minimum temperature of a nematic phase. A compound having a hydrocoumarin skeleton is synthesized, and a liquid crystal composition containing the compound is produced. | 08-11-2011 |
20110193022 | FIVE-RING LIQUID CRYSTAL COMPOUND HAVING A NITROGEN-CONTAINING HETEROCYCLIC RING, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal compound having general physical properties necessary for a compound, stability to heat, light or the like, a wide liquid crystal phase temperature range, a high clearing point, an excellent compatibility with other liquid crystal compounds, a large refractive index anisotropy and a large dielectric anisotropy. Provided are a liquid crystal composition including the liquid crystal compound, and a liquid crystal display device containing the liquid crystal composition. | 08-11-2011 |
20110193023 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT - Disclosed are: a liquid crystal composition which satisfies at least one property selected from the properties including a high upper-limit temperature of a nematic phase, a low lower-limit temperature of a nematic phase, a low viscosity, high optical anisotropy, high positive dielectric anisotropy, a high specific resistance, high stability toward ultraviolet ray and high stability toward heat or has a proper balance between at least two properties selected from the aforementioned properties. Specifically disclosed are: a liquid crystal composition which comprises a specific tetracyclic compound that enables the production of a nematic phase having a high upper-limit temperature and has high dielectric anisotropy as a first component and a specific compound having high positive dielectric anisotropy as a second component, and which has positive dielectric anisotropy; and a liquid crystal display element comprising the composition. | 08-11-2011 |
20110198536 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics; and is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth; wherein the liquid crystal composition has negative dielectric anisotropy and includes a specific compound having tertahydropyran-2,5-diyl as a first component and a specific four-ring compound having a high maximum temperature as a second component, and the liquid crystal display device contains this composition. | 08-18-2011 |
20110198537 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics; and is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, wherein the liquid crystal composition has negative dielectric anisotropy and includes a two-ring compound having a large negative dielectric anisotropy and having at least three fluorines or chlorines at the lateral positions as a first component, a specific compound having a large negative dielectric anisotropy as a second component, a specific compound having a small viscosity as a third component, and a specific compound having a large negative dielectric anisotropy as a fourth component, and the liquid crystal display device contains this composition. | 08-18-2011 |
20110233466 | LIQUID-CRYSTALLINE COMPOUNDS AND LIQUID-CRYSTALLINE MEDIA - The present invention relates to liquid-crystalline compounds having at least three fluorine-substituted benzene rings, a terminal trifluoromethyl group and at least one —CF | 09-29-2011 |
20110233467 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition that satisfies at least one of characteristics such as high maximum temperature of a nematic phase, low minimum temperature of a nematic phase, small viscosity, large optical anisotropy, large positive dielectric anisotropy, large specific resistance, high stability to ultraviolet light and high stability to heat, or that is suitably balanced between at least two of the characteristics is provided. An AM device that has short response time, large voltage holding ratio, large contrast ratio, long service life and so forthis provided. The liquid crystal composition has positive dielectric anisotropy and includes a specific four-ring compound having a high maximum temperature of a nematic phase and a large dielectric anisotropy as a first component, a specific four-ring compound having a large positive dielectric anisotropy as a second component, and a specific four-ring compound having a high maximum temperature of a nematic phase as a third component. | 09-29-2011 |
20110240918 | OPTICALLY ACTIVE COMPOUND HAVING POLYMERIZABLE GROUP AND ITS POLYMER - An optically active compound having a polymerizable group which is represented by formula (1) or (2). | 10-06-2011 |
20110240919 | FIVE-RING COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The subject is to provide a liquid crystal that has a high stability to heat, light and so forth, a wide temperature range of a nematic phase, a small viscosity, a large optical anisotropy and a suitable elastic constant K | 10-06-2011 |
20110248215 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a wide temperature range of nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, high stability to ultraviolet light and high stability to heat, or that is suitably balanced regarding at least two of the characteristics; and is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition having a negative dielectric anisotropy may include a two-ring compound having a large negative dielectric anisotropy and at least three fluorines or chlorines at the lateral positions as a first component; and a specific compound having a large negative dielectric anisotropy as a second component. The liquid crystal display device contains this composition. | 10-13-2011 |
20110253934 | TETRAHYDROPYRAN COMPOUNDS - The invention relates to mesogenic tetrahydropyran compounds having at least four rings, of the formula I | 10-20-2011 |
20110253935 | LIQUID-CRYSTALLINE COMPOUNDS AND LIQUID-CRYSTALLINE MEDIA - The present invention relates to liquid-crystalline compounds having two fluorinated biphenyl units, a terminal trifluoromethyl or trifluoromethoxy group and a —CF | 10-20-2011 |
20110253936 | LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME - Provided are a liquid crystal composition containing, as a first component, a polymerizable compound represented by general formula (I): | 10-20-2011 |
20110253937 | LIQUID-CRYSTALLINE MEDIUM - The present invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (Δ∈), which is distinguished by the fact that it has a value for the ratio γ | 10-20-2011 |
20110253938 | LIQUID-CRYSTALLINE MEDIUM - The present invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (Δε), which is distinguished by the fact that it has a value for the ratio γ | 10-20-2011 |
20110260104 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large specific resistance, a large elastic constant, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics; and is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition that has a nematic phase and includes a specific three-ring compound having a large dielectric anisotropy as a first component and a specific four-ring compound having a high maximum temperature and a large dielectric anisotropy as a second component, and a liquid crystal display device containing the composition. | 10-27-2011 |
20110260105 | NUCLEIC ACID NANOTUBE LIQUID CRYSTALS AND USE FOR NMR STRUCTURE DETERMINATION OF MEMBRANE PROTEINS - Compositions and methods for preparing nucleic acid nanotubes using DNA origami techniques are described, which provide for nanotubes of predictable and uniform length. The nucleic acid nanotubes thus formed are suitable as liquid crystal preparations enabling liquid-crystal NMR spectroscopy of proteins solubilized in detergent. | 10-27-2011 |
20110272629 | LYOTROPIC CHROMONIC LIQUID CRYSTAL COMPOSITION, METHOD FOR MANUFACTURE OF LYOTROPIC CHROMONIC LIQUID CRYSTAL COATING FILM, AND LYOTROPIC CHROMONIC LIQUID CRYSTAL COATING FILM MANUFACTURED THEREBY - The present invention relates to a lyotropic chromonic liquid crystal composition, a method for manufacturing a lyotropic chromonic liquid crystal coating film and a lyotropic chromonic liquid crystal coating film manufactured thereby. The lyotropic chromonic liquid crystal composition of the present invention includes chromonic liquid crystal compounds and monomers each having opposing acid-base properties. Use of the lyotropic chromonic liquid crystal composition in the formation of optical films leads to improvements in electrical and optical properties such as mechanical strength, an insulating characteristic and a refractive index. | 11-10-2011 |
20110272630 | LIQUID CRYSTAL COMPOUND HAVING NEGATIVE DIELECTRIC ANISOTROPY, LIQUID CRYSTAL COMPOSITION USING THIS AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound having a suitable value of refractive index anisotropy, a suitable value of dielectric anisotropy, steep characteristics electro-optic characteristics, a wide temperature range of a nematic phase and an excellent compatibility with other liquid crystal compounds, and a liquid crystal compounds especially having a wide temperature range of a nematic phase. | 11-10-2011 |
20110272631 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Described is a liquid crystal composition which satisfies at least one of such characteristics as high upper limit temperature of the nematic phase, low lower limit temperature of the nematic phase, low viscosity, adequate optical anisotropy, large negative dielectric anisotropy, high resistivity, high stability to ultraviolet light and high stability to heat, or which has an adequate balance between at least two of the above-mentioned characteristics. Also described is an AM element having a short response time, high voltage holding ratio, high contrast ratio, long life and the like. The liquid crystal composition contains a specific compound having a large negative dielectric anisotropy and a low lower limit temperature as a first component, a specific compound having a low viscosity or a high upper limit temperature as a second component, and a specific compound having a polymerizable group as a third component. The AM element contains the composition. | 11-10-2011 |
20110278501 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics, wherein the liquid crystal composition has negative dielectric anisotropy and includes a specific compound having a large negative dielectric anisotropy as a first component, a specific compound containing a pyran ring and having a large negative dielectric anisotropy as a second component, a specific compound having a small viscosity as a third component, and a specific compound having a large negative dielectric anisotropy as a fourth component, and the liquid crystal display device contains this composition. | 11-17-2011 |
20110278502 | LIQUID CRYSTALLINE MEDIUM - The present invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (Δ∈), which is distinguished by the fact that it has a value for the ratio γ | 11-17-2011 |
20110291048 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, high stability to ultraviolet light and high stability to heat, or having a suitable balance regarding at least two of the characteristics. Provided is an AM device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life, etc. The liquid crystal composition having a nematic phase includes a specific three-ring or four-ring compound having a high maximum temperature and a large dielectric anisotropy as a first component, and a specific compound having a small viscosity or a high maximum temperature of the nematic phase as a second component, and a liquid crystal display device contains the composition. | 12-01-2011 |
20110297881 | FOUR-RING LIQUID CRYSTAL COMPOUND HAVING TETRAHYDROPYRAN AND 2,2',3,3'-TETRAFLUOROBIPHENYL, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound that has a large negative dielectric anisotropy (Δ∈) and also has at least one of characteristics such as the stability to heat, light or the like, a high clearing point, a suitable refractive index anisotropy (Δn), a large negative dielectric anisotropy (Δ∈) and an excellent compatibility with other liquid crystal compounds. An excellent effect in which especially the value of the dielectric anisotropy (Δ∈) is increased negatively is achieved by use of the compound having two moieties of
| 12-08-2011 |
20110309300 | COMPOUND HAVING A FIVE-MEMBERED RING, THE LIQUID CRYSTAL COMPOSITION AND THE LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound that has an excellent compatibility with other liquid crystal compounds and also has at least one of characteristics such as a high stability to heat, light or the like, a suitable refractive index anisotropy (Δn), a low threshold voltage and a suitable dielectric anisotropy (Δ∈). A compound represented by formula (1). | 12-22-2011 |
20110309301 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large specific resistance, a large elastic constant, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced between at least two of the characteristics; and is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition that has a nematic phase and includes a specific three-ring compound having a large dielectric anisotropy as a first component, a specific four-ring compound having a high maximum temperature and a large dielectric anisotropy as a second component, and a specific compound having a small viscosity as a third component, and a liquid crystal display device containing the composition. | 12-22-2011 |
20110315924 | LIQUID-CRYSTALLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY HAVING HIGH TWIST - The present invention relates to a liquid-crystalline medium having high twist, to the use thereof for electro-optical purposes, and to displays containing this medium. | 12-29-2011 |
20110315925 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced between at least two of the characteristics. | 12-29-2011 |
20120001123 | THIOPHENE DERIVATIVES, AND LC MEDIA COMPRISING SAME - The present invention relates to thiophene derivatives, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, and to LC media and LC displays comprising same. | 01-05-2012 |
20120018672 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound having a high stability to heat, light or the like, a wide temperature range of a nematic phase, a small viscosity, a large optical anisotropy and a suitable elastic constant K | 01-26-2012 |
20120025136 | PHOTO-SWITCHABLE MEMBRANE AND METHOD - Switchable gas permeation membranes in which a photo-switchable low-molecular-weight liquid crystalline (LC) material acts as the active element, and a method of making such membranes. Different LC eutectic mixtures were doped with mesogenic azo dyes and infused into track-etched porous membranes with regular cylindrical pores. Photo-induced isothermal phase changes in the imbibed mesogenic material afforded large, reversible changes in the permeability of the photo-switchable membrane to nitrogen. For example, membranes imbibed with a photo-switchable cyanobiphenyl LC material demonstrated low permeability in the nematic state, while the photo-generated isotropic state demonstrated a 16×-greater sorption coefficient. Both states obey a high linear sorption behavior in accordance with Henry's Law. In contrast, membranes imbibed with a photo-switchable phenyl benzoate LC material showed the opposite permeability behavior to the biphenyl-imbibed membrane, along with nonlinear sorption behavior. | 02-02-2012 |
20120097895 | LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME - A liquid crystal composition containing a polymerizable compound according to the present invention is used in a liquid crystal display element to which a liquid crystal alignment capability is provided by polymerization. The composition contains a polymerizable compound that polymerizes without a photopolymerization initiator or with only an extremely small amount of photopolymerization initiator. Therefore, the alignment after the polymerization becomes more stable and the display characteristics do not degrade. Thus, the polymerizable compound is suitable as a practical component of the liquid crystal composition. A liquid crystal display element that uses the liquid crystal composition containing a polymerizable compound according to the present invention can be suitably used for VA and IPS liquid crystal display elements. | 04-26-2012 |
20120132854 | LIQUID CRYSTAL COMPOUND AND LIQUID CRYSTAL MIXTURE - A LC compound and a LC mixture are provided. The LC mixture includes a compound represented by (I) and at least one compound selected from a group consisting of compounds represented by (II) to (IV): | 05-31-2012 |
20120138852 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition that satisfies at least one characteristic, such as, high maximum temperature of a nematic phase, low minimum temperature of a nematic phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, large specific resistance, large elastic constant, high stability to ultraviolet light and high stability to heat, or that is suitably balanced between at least two of the characteristics; and provides an AM device that has short response time, large voltage holding ratio, large contrast ratio, long service life and so forth. A liquid crystal composition is provided that has a nematic phase and includes a specific three-ring compound having a large dielectric anisotropy as a first component, a specific four-ring compound having a high maximum temperature and a large dielectric anisotropy as a second component, and a liquid crystal display device containing the composition. | 06-07-2012 |
20120145958 | TETRAHYDROPYRAN COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A compound represented by formula (1-1) or (1-2) is provided. | 06-14-2012 |
20120145959 | DECAHYDRONAPHTHALENE COMPOUND, LIQUID CRYSTAL COMPOSITION INCLUDING THE COMPOUND AND LIQUID CRYSTAL DISPLAY DEVICE CONTAINING THE LIQUID CRYSTAL COMPOSITION - A compound represented by the formula (1) is provided. | 06-14-2012 |
20120145960 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Providing a liquid crystal composition satisfies at least one of characteristics like a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat or has a suitable balance regarding at least two of the characteristics. Providing an AM device has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition has a negative dielectric anisotropy and contains a specific compound having large negative dielectric anisotropy as a first component, a specific three-ring compound having large optical anisotropy as a second component and a specific two-ring compound having low viscosity as a third component, and a liquid crystal display device contains the composition. | 06-14-2012 |
20120145961 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Providing a liquid crystal composition satisfies at least one of characteristics like high maximum temperature of a nematic phase, low minimum temperature of the nematic phase, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and high stability to heat or has a suitable balance regarding at least two of the characteristics. Providing an AM device has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition has a negative dielectric anisotropy and contains a specific compound having large negative dielectric anisotropy as a first component, a specific two-ring compound having low minimum temperature and negative dielectric anisotropy as a second component and a specific two-ring compound having low viscosity as a third component. The liquid crystal display device contains the composition. | 06-14-2012 |
20120161072 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and heat, or a liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an AM device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth; wherein a liquid crystal composition has a negative dielectric anisotropy and contains a specific compound having a large negative dielectric anisotropy as a first component and a specific two-ring compound having a large optical anisotropy and a low viscosity as a second component, and a liquid crystal display device contains the composition. | 06-28-2012 |
20120181478 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A subject is to provide a liquid crystal composition that has a negative dielectric anisotropy and contains a specific 3-ring compound having a large optical anisotropy as a first component and a compound having a large negative dielectric anisotropy and containing a methyleneoxy group or pyran ring as a second component, and may contain a specific compound having a small viscosity as a third component and a specific compound having a large negative dielectric anisotropy as a fourth component, respectively, and a liquid crystal display device that contains the composition. | 07-19-2012 |
20120181479 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a large optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and a short helical pitch is provided, wherein the liquid crystal composition has a negative dielectric anisotropy and contains a specific optically active compound as a first compound, a specific compound having a large negative dielectric anisotropy as a second component, and may contain a specific compound having a high maximum temperature or a small viscosity as a third component, a specific compound having a large negative dielectric anisotropy as a fourth component and a specific optically active compound as a fifth component, and a liquid crystal display device that contains the composition. | 07-19-2012 |
20120193577 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound having a high stability to heat, light or the like, a wide temperature range of a nematic phase, a small viscosity, a suitable optical anisotropy, a large elastic constant K | 08-02-2012 |
20120205582 | POLAR NEMATIC COMPOUNDS - Polar nematic compounds, one example of which has the following structure: | 08-16-2012 |
20120217438 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large positive dielectric anisotropy, a large specific resistance, a large elastic constant, a high stability to ultraviolet light and heat, or that is suitably balanced between at least two of the characteristics. And to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition includes a specific two-ring compound having a high maximum temperature and a large elastic constant as a first component, a specific compound having a large dielectric anisotropy as a second component, and has a nematic phase. The liquid crystal display device contains this composition. | 08-30-2012 |
20120241671 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a large elastic constant, a high stability to ultraviolet light and a high stability to heat, or having a suitable balance regarding at least two of the characteristics. Also provided is an AM device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition contains a specific compound having a large elastic constant as a first component, and a specific compound having a large dielectric anisotropy as a second component, and has a nematic phase, and a liquid crystal display device contains the composition. | 09-27-2012 |
20120248373 | POLAR NEMATIC COMPOUNDS - Polar nematic compounds having the following structure: | 10-04-2012 |
20120248374 | LIQUID CRYSTALLINE MEDIUM - The present invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (Δ∈), which is distinguished by the fact that it has a value for the ratio γ | 10-04-2012 |
20120256124 | LIQUID-CRYSTALLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY - The present invention relates to dielectrically positive, preferably nematic, media comprising one or more polymerisable compounds of formula I | 10-11-2012 |
20120261614 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Providing a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature of nematic phase, low minimum temperature of the nematic phase, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat, or having a suitable balance regarding at least two of the characteristics; and an AM device having short response time, large voltage holding ratio, large contrast ratio, long service life and so forth. The liquid crystal composition has a negative dielectric anisotropy and contains a specific two-ring compound having a low minimum temperature as a first component, a specific compound having a large negative dielectric anisotropy as a second component, a specific compound having a low viscosity as a third component, and a specific compound having a large negative dielectric anisotropy as a fourth component. The liquid crystal display device contains the composition. | 10-18-2012 |
20120273723 | LIQUID CRYSTAL MEDIUM - The invention relates to compounds of the formula I | 11-01-2012 |
20120298917 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is an AM device containing a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a large optical anisotropy, a large positive dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to and heat, or having a suitable balance regarding at least two of the characteristics, and the AM device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth; wherein a liquid crystal display device contains a liquid crystal composition having a positive dielectric anisotropy and containing a specific compound having a large positive dielectric anisotropy as a first component and a specific compound having a small viscosity as a second component. | 11-29-2012 |
20120305843 | LIQUID CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, | 12-06-2012 |
20120313040 | COATING LIQUID, OPTICAL ANISOTROPIC FILM AND IMAGE DISPLAY DEVICE - A coating liquid comprising: a lyotropic liquid crystalline compound having a π-conjugated system planar skeleton moiety and one or plural nitrogen-containing heterocyclic cation moiety or nitrogen-containing heteroaromatic cation moiety bonded to the planar skeleton moiety; and a solvent, an optical anisotropic film obtained by applying the coating liquid on a developing surface to form a coated film and solidifying this coated film, and an image display device provided with the optical anisotropic film are disclosed. | 12-13-2012 |
20120313041 | FOUR-RING COMPOUND HAVING A PLURALITY OF CF2O BONDING GROUPS, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound having a high stability to heat, light or the like, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds, and a liquid crystal composition including this compound, and a liquid crystal display device containing this composition. A compound represented by formula (1): | 12-13-2012 |
20120313042 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large positive dielectric anisotropy, a large specific resistance, a large elastic coefficient, a high stability to ultraviolet light and heat, or that is suitably balanced between at least two of the characteristics. As the liquid crystal display device containing the compositions is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, thus it can be used for the liquid crystal projector, liquid crystal television and so forth. | 12-13-2012 |
20120313043 | COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature thereof, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a large elastic constant, a high stability to ultraviolet light and heat, or a liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an AM device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth; wherein a liquid crystal composition has a nematic phase and contains a specific compound having a high maximum temperature and a large dielectric anisotropy as a first component, and a specific compound having a small viscosity as a second component, and may contain a specific compound having a large dielectric anisotropy as a third component. | 12-13-2012 |
20120319044 | ORGANIC IONIC PHENYLPYRIMIDINE COMPOUNDS AND DISPLAYS FORMED THEREOF - Ionic mesogenic compounds of formula (I) can be used to form liquid crystal displays, such as ferroelectric liquid crystal displays, having enhanced anti-image sticking properties. The mesogenic compounds may contain a cationic group such as an ammonium or phosphonium group bonded to an alkyl chain that is terminally bonded to a para-substituted pyrimidyl benzene moiety. The counterion can be an organic or inorganic anion. The compounds can be used either as dopants in art ferroelectric liquid crystal compositions to reduce image sticking, or can be used as the primary or predominant component of a liquid crystal display system. Additional compounds, devices, and methods are disclosed. | 12-20-2012 |
20120326084 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, | 12-27-2012 |
20120326085 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to liquid-crystalline mixtures comprising at least one compound of the formula I, | 12-27-2012 |
20130001469 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition is described, which contains a two-ring compound having a large optical anisotropy and a negatively large dielectric anisotropy as a first component, and a two-ring compound having a negatively large dielectric anisotropy and a small viscosity as a second component, and may further contain at least one of a compound having a small viscosity as a third component, a compound having a negatively large dielectric anisotropy as a fourth component, and a compound having an especially negatively large dielectric anisotropy as a fifth component. An AM liquid crystal display device containing the liquid crystal composition is also described. | 01-03-2013 |
20130020532 | Liquid crystal carbonate and liquid crystal medium containing the same with positive or negative dielectric anisotropy - A novel liquid crystalline carbonate and the mixture containing the same: | 01-24-2013 |
20130037745 | LIQUID-CRYSTALLINE MEDIUM - The present invention relates to a liquid-crystalline medium, characterised in that it contains
| 02-14-2013 |
20130037746 | OPTICAL SWITCH ELEMENT COMPRISING A LIQUID-CRYSTALLINE MEDIUM - The present invention relates to an optical switch element, comprising a liquid-crystalline medium for the temperature-dependent regulation of radiant energy flow. The invention furthermore relates to the use of the optical switch element for the regulation of radiant energy flow between interior spaces and the environment and for the regulation of the temperature of interior spaces. The invention furthermore relates to a liquid-crystalline medium, characterised in that it comprises 5-95% of a compound of the formula (I), in particular for use in the optical switch elements according to the invention. | 02-14-2013 |
20130062559 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The liquid crystal composition has a negative dielectric anisotropy, and contains a specific bicyclic compound having a large optical anisotropy and negative dielectric anisotropy as a first component and a specific tricyclic compound having a large dielectric anisotropy as a second component, and may contain a specific compound having a small viscosity as a third component, a specific compound having a large dielectric anisotropy and a small viscosity as a fourth component and a specific compound having a large dielectric anisotropy as a fifth component, and the liquid crystal display device includes the composition. | 03-14-2013 |
20130062560 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The liquid crystal composition having a negative dielectric anisotropy contains two ring compound having a large optical anisotropy and a negatively large dielectric anisotropy as the first component, three ring compound having a large maximum temperature and a large dielectric anisotropy as the second component, three ring compound having a large optical anisotropy and a large dielectric anisotropy as the third component, and two ring compound having a small viscosity as the fourth component. The liquid crystal display device contains the compositions. | 03-14-2013 |
20130069002 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one characteristic including a high maximum temperature of a nematic phase, a low minimum temperature thereof, a small viscosity, a large optical anisotropy, dielectric anisotropy and specific resistance, a high stability to ultraviolet light and heat, or a liquid crystal composition having a suitable balance regarding at least two characteristics; and an AM device having a short response time, a large voltage holding ratio and contrast ratio and a long life; a liquid crystal composition has a negative dielectric anisotropy and contains a compound having a low minimum temperature as a first component and a compound having a large negative dielectric anisotropy as a second component, and may contain a compound having a small viscosity as a third component and a compound having a large negative dielectric anisotropy as a fourth component, and a liquid crystal display device containing the composition. | 03-21-2013 |
20130087738 | OPTICAL SWITCH ELEMENT COMPRISING A LIQUID-CRYSTALLINE MEDIUM - The present invention relates to an optical switch element, comprising a liquid-crystalline medium for the temperature-dependent regulation of radiant energy flow. The invention furthermore relates to the use of the optical switch element for the regulation of radiant energy flow between interior spaces and the environment and for the regulation of the temperature of interior spaces. The invention furthermore relates to a liquid-crystalline medium, characterised in that it comprises 5-95% of a compound of the formula (I), in particular for use in the optical switch elements according to the invention. | 04-11-2013 |
20130105731 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE | 05-02-2013 |
20130112918 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The liquid crystal composition includes a specific two-ring compound having a large optical anisotropy and a small viscosity as a first component, a specific three-ring compound having a high maximum temperature and a large dielectric anisotropy as a second component, and a specific compound having a large dielectric anisotropy as a third component, and may include a specific compound having a small viscosity as a fourth component, a specific three-ring compound having a large optical anisotropy and a large dielectric anisotropy as a fifth component, and a specific compound having a large dielectric anisotropy as a sixth component, and the liquid crystal display device contains this composition. | 05-09-2013 |
20130119310 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a novel liquid crystal compound having general physical properties necessary for the compound, namely, stability to heat, light and so forth, a wide temperature range of a liquid crystal phase, a high clearing point, a good compatibility with other compounds, a large refractive index anisotropy, a large dielectric anisotropy and a small viscosity. The liquid crystal compound is provided as compound (1): | 05-16-2013 |
20130119311 | POLYMER-STABILISED LIQUID-CRYSTAL MEDIA AND DISPLAYS - The present invention relates to liquid-crystalline media and display devices comprising polymerisable compounds, to the use of the polymerisable compounds for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays having a polymer-stabilised blue phase, and in LC media for LC displays of the PS or PSA (“polymer sustained” or “polymer sustained alignment”) type. The polymerisable compounds comprise a ring system which is functionalised by three or more polymerisable groups, each connected via an optional spacer group. | 05-16-2013 |
20130119312 | LIQUID CRYSTAL MEDIUM CONTAINING THIOPHENE DERIVATIVES - The present invention relates to liquid-crystalline media (LC media) comprising thiophene derivatives and to liquid-crystal displays (LC displays) containing these LC media. The media have high optical anisotropy and preferably have a content of thiophene derivatives of 25% by weight or more. | 05-16-2013 |
20130193377 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one characteristic such as a high maximum temperature of a nematic phase, a low minimum temperature thereof, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy and specific resistance, a high stability to ultraviolet light and heat; a liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an AM device having a short response time, a large voltage holding ratio and contrast ratio, a long service life; a solution is a liquid crystal composition that has a negative dielectric anisotropy, and contains a specific compound having a large negative dielectric anisotropy as a first component and a specific compound having a small viscosity as a second component, and may contain a specific compound having a large negative dielectric anisotropy as a third component, and a liquid crystal display device including the composition. | 08-01-2013 |
20130207038 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium, characterised in that it contains one or more compounds of the formula IA, | 08-15-2013 |
20130207039 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition has a negative dielectric anisotropy, and contains a specific bicyclic compound having a large optical anisotropy and a small viscosity as a first component and a specific compound having a large maximum temperature and a large dielectric anisotropy as a second component, and may contain a specific compound having a small viscosity as a third component, a specific compound having a large dielectric anisotropy as a fourth component and a specific compound having a large dielectric anisotropy as a fifth component, and a liquid crystal display device includes the composition. | 08-15-2013 |
20130234066 | LIQUID CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy, which contains at least one compound of the formula I | 09-12-2013 |
20130240784 | COMPOUND HAVING DIHYDROPHENANTHRENE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound having a large negative dielectric anisotropy (Δ∈), and having at least one of characteristics such as a high stability to heat, light and so forth, a high clearing point, a suitable refractive index anisotropy (Δn) and an excellent compatibility with other liquid crystal compounds, and an intermediate thereof. A solution is a compound represented by formula (1): | 09-19-2013 |
20130248761 | LIQUID CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy, which contains at least one compound of the formula I | 09-26-2013 |
20130248762 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to liquid-crystalline media comprising at least one compound of the formula I, | 09-26-2013 |
20130248763 | LIQUID-CRYSTALLINE MEDIUM AND ELECTRO-OPTICAL DISPLAY - The invention relates to a liquid-crystalline medium having a nematic phase and negative dielectric anisotropy which comprises a) a compound of the formula (I) b) one or more compounds of the formula (II) and c) one or more compounds selected from the group of the compounds of the formulae (III-1) to (III-4), in which the parameters have the meanings indicated in Claim | 09-26-2013 |
20130256596 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium, characterised in that it comprises one or more compounds of the formula IA, | 10-03-2013 |
20130277609 | COMPOUND HAVING FOUR POLYMERIZABLE GROUPS, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A compound represented by formula (1), a liquid crystal composition, a liquid crystal display device are described. | 10-24-2013 |
20130277610 | LIQUID CRYSTAL COMPOUND SHOWING NEGATIVE DIELECTRIC ANISOTROPY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound having a large negative value of dielectric anisotropy (As). A compound is represented by formula (1): | 10-24-2013 |
20130277611 | COMPOUNDS FOR A LIQUID CRYSTALLINE MEDIUM AND USE THEREOF FOR HIGH FREQUENCY COMPONENTS - The present invention relates to compounds containing at least three ring systems, at least one of which is a 2,6-naphthylene group, and two unsaturated bridging groups between the ring systems, and to the use of the compounds for high-frequency components, in particular antennae, especially for the gigahertz region. The liquid-crystalline media comprising these compounds serve, for example, for the phase shifting of microwaves for tuneable ‘phased-array’ antennae. | 10-24-2013 |
20130306908 | LIQUID-CRYSTALLINE COMPOUNDS AND LIQUID-CRYSTALLINE MEDIA - The present invention relates to liquid-crystalline compounds containing an O-heterocyclic ring, three partially fluorinated benzene rings and a —CF | 11-21-2013 |
20130313477 | CONTROL OF NANOCRYSTALLINE CELLULOSE FILM IRIDESCENCE WAVELENGTH - A new method to control the iridescence colour of solid nanocrystalline cellulose (NCC) films by ultrasound and high-shear (mechanical) energy input to the NCC suspension prior to film formation is provided. As the energy input to the NCC suspension increases, the resulting film colour shifts from the ultraviolet region towards the infrared region of the electromagnetic spectrum; this wavelength shift lies in the opposite direction to that caused by the addition of electrolytes to NCC suspensions prior to film formation. No additives are required to achieve the changes in colour; colour changes can also be effected by mixing two suspensions exposed to different levels of sonication. | 11-28-2013 |
20130320260 | POLYMERIZABLE COMPOUND, POLYMERIZABLE LIQUID CRYSTALLINE COMPOSITION, MACROMOLECULAR COMPOUND AND FILM - A compound which has a benzoxazinone ring and an aromatic ring that directly bonds to the benzoxazinone ring, and has a mesogenic core substituted by a substituent having a polymerizable functional group is excellent in terms of durability, colorless, and exhibits a high Δn while having an azomethine bond. | 12-05-2013 |
20130327984 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I | 12-12-2013 |
20140021406 | LIQUID CRYSTAL COMPOUND HAVING FLUOROVINYL GROUP, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound having a high stability to heat, light and so forth, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent solubility in other liquid crystal compounds, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. The compound is represented by formula (1): | 01-23-2014 |
20140021407 | ORTHOESTER DERIVATIVE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide a liquid crystal compound having a large dielectric anisotropy, a high voltage holding ratio and stability to heat, light and so forth, maintaining a nematic phase in a wide temperature range, having a suitable optical anisotropy and an excellent compatibility with other liquid crystal compounds, particularly, to provide a liquid crystal compound having a large dielectric anisotropy. The invention provides compound (1): | 01-23-2014 |
20140027671 | LIQUID CRYSTAL COMPOSITION, ANTIOXIDANT AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one characteristic such as high maximum temperature of nematic phase, low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy and specific resistance, high stability to ultraviolet light and heat; a liquid crystal composition having a suitable balance regarding at least two thereof; and an AM device including the composition. The liquid crystal composition has nematic phase, and contains as a first component a specific antioxidant having high compatibility with the composition and an excellent antioxidant function, and may contain a specific component having high maximum temperature or small viscosity as a second component, a specific component having high maximum temperature or large dielectric anisotropy as a third component, a specific component having large negative dielectric anisotropy as a fourth component, and a specific antioxidant as a fifth component, and a liquid crystal display device includes the composition. | 01-30-2014 |
20140034876 | COMPOUND HAVING 2,2-DIFLUOROVINYLOXY GROUP OR 1,2,2-TRIFLUOROVINYLOXY GROUP, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound having a high stability to light, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent solubility in other liquid crystal compounds. The invention concerns a compound represented by formula (1), a liquid crystal composition containing the compound and a liquid crystal display device including the composition: | 02-06-2014 |
20140034877 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE AND USE THEREOF - To provide a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, large specific resistance, high stability to ultraviolet light, high stability to heat and a large elastic constant, or is to provide a liquid crystal composition having a suitable balance regarding at least two of the characteristics; an AM device having short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition has the nematic phase and contains a compound having a difluoromethyleneoxy group and a trifluoromethyl group and having large dielectric anisotropy as a first component, and a specific compound having small dielectric anisotropy as a second component. The liquid crystal display device contains the composition. | 02-06-2014 |
20140054499 | COMPOUND HAVING A FIVE-MEMBERED RING, THE LIQUID CRYSTAL COMPOSITION AND THE LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound that has an excellent compatibility with other liquid crystal compounds and also has at least one of characteristics such as a high stability to heat, light or the like, a suitable refractive index anisotropy (Δn), a low threshold voltage and a suitable dielectric anisotropy (Δ∈). A compound represented by formula (1). | 02-27-2014 |
20140061534 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, | 03-06-2014 |
20140070141 | THIOPHENE COMPOUNDS FOR LIQUID-CRYSTALLINE MEDIA - The invention relates to liquid-crystalline compounds of the formula I | 03-13-2014 |
20140077129 | EPOXY RESIN COMPOSITION FOR PRINTED CIRCUIT BOARD, INSULATING FILM, PREPREG, AND MULTILAYER PRINTED CIRCUIT BOARD - Disclosed herein are an epoxy resin composition for a printed circuit board, an insulating film, a prepreg, and a multilayer printed circuit board, the epoxy resin composition for a printed circuit board including a liquid crystal oligomer, an epoxy resin, an amino triazine novolac hardener, and an inorganic filler; the insulating film and the prepreg each being manufactured by using the resin composition; and the multilayer printed circuit board including the insulating film or the prepreg. | 03-20-2014 |
20140077130 | LIQUID CRYSTAL MEDIUM AND LIQUID CRYSTAL DISPLAY - The instant invention relates to mesogenic media exhibiting a blue phase, comprising one, two or more compounds of formula I-A | 03-20-2014 |
20140084210 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition is described, which has a nematic phase, contains a specific compound having a high maximum temperature or a large dielectric anisotropy as a first component and a specific compound having a large dielectric anisotropy as a second component, and may also contain a specific compound having a high maximum temperature or a small viscosity as a third component and a specific compound having a high maximum temperature or a large dielectric anisotropy as a fourth component. An active-matrix (AM) liquid crystal display device including the liquid crystal composition is also described. | 03-27-2014 |
20140097383 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition and an AM liquid crystal display device are described. The liquid crystal composition contains a specific compound having a small viscosity as a first component, may further contain a specific compound having a large negative dielectric anisotropy as a second component and a specific compound having a small viscosity as a third component, and has a negative dielectric anisotropy and a ratio of rotational viscosity to an elastic constant in the range of 4.2 GPa·s/N or lower. The liquid crystal display device includes the composition. | 04-10-2014 |
20140110631 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, | 04-24-2014 |
20140138581 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having a negative dielectric anisotropy which contains at least one self-aligning additive, especially at least one additive selected from the group of the compounds of the formula IA to ID | 05-22-2014 |
20140145113 | LIQUID CRYSTAL COMPOUND HAVING CF2OCF3 AT TERMINAL, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound having high stability to heat, light and so forth, a high clearing point, a low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, a suitable elastic constant and excellent compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. The compound is represented by formula (1-1): | 05-29-2014 |
20140158934 | LIQUID CRYSTAL MEDIUM AND LIQUID CRYSTAL DISPLAY - The instant invention relates to mesogenic media comprising one or more compounds selected from the group of compounds of formulae M-I and M-II | 06-12-2014 |
20140166931 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition and an AM liquid crystal display device are described. The liquid crystal composition has a negative dielectric anisotropy, contains a specific compound having a large negative dielectric anisotropy as a first component and a two-ring compound having a small viscosity as a second component, and may further contain a specific compound having a large negative dielectric anisotropy as a third component, a specific compound having a small viscosity as a fourth component and a specific compound having a large negative dielectric anisotropy as a fifth component. The AM liquid crystal display device includes the liquid crystal composition. | 06-19-2014 |
20140183408 | Mixture for Liquid Crystal Medium and Liquid Crystal Display Using the Same - The present invention provides a mixture for liquid crystal medium and a liquid crystal display using the same. The mixture for liquid crystal medium comprises: a liquid crystal material, a polymerizable monomer and a sensitizer. The sensitizer has strong absorbability within the wavelength range of 300-360 nm of the ultraviolet light. The liquid crystal display comprising: an upper substrate and a lower substrate which are parallel with each other, and a mixture for liquid crystal medium provided between the upper substrate and the lower substrate. The sensitizer according to the present invention has strong absorbability within the wavelength range of 300-360 nm of the ultraviolet light, which allows the response wavelength of the polymerizable monomer shifting to longer wavelength. Using ultraviolet light irradiation within the wavelength range of 300-360 nm avoids the absorption band of the liquid crystal material, which reduces the damaging effects of ultraviolet light on liquid crystal material and alignment material of polyimide (PI), and improves the efficiency of the polymerization reaction and uniformity of the polymerizable monomer. | 07-03-2014 |
20140183409 | LIQUID CRYSTAL COMPOSITION, ANTIOXIDANT AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition including an antioxidant, and a liquid crystal display device containing this composition are described. The liquid crystal composition has a nematic phase, has a high solubility in a liquid crystal composition, and includes a specific antioxidant useful for preventing deterioration of the composition. The liquid crystal composition may also include a specific compound having a high maximum temperature or a small viscosity as a first component, a specific compound having a high maximum temperature or a large dielectric anisotropy as a second component, and a specific compound having a large negative dielectric anisotropy as a third component. | 07-03-2014 |
20140203209 | COMPOUND HAVING 3,3,3-TRIFLUORO-1-PROPENYLOXY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - An object is to provide a liquid crystal compound satisfying at least one of physical properties such as a high stability to heat, light and so forth, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. | 07-24-2014 |
20140284523 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition is described, which has a negative dielectric anisotropy and contains a specific compound having high stability to ultraviolet light as a first component, and may further contain a specific compound having a large negative dielectric anisotropy as a second component, a specific compound having a high maximum temperature or a small viscosity as a third component, and a specific compound having a polymerizable group as an additive component. An AM liquid crystal display device is also described, including the liquid crystal composition. | 09-25-2014 |
20140291579 | BLUE PHASE LIQUID CRYSTAL COMPOSITE MATERIAL AND LIQUID CRYSTAL DISPLAY CONTAINING THE SAME - This disclosure relates to a blue phase liquid crystal composite material formed by photopolymerization of material components comprising a parent blue phase liquid crystal, a photo-polymerizable monomer, a photoinitiator, and inorganic nanoparticles; and to a liquid crystal display comprising the blue phase liquid crystal composite material. The blue phase liquid crystal composite material has a low driving voltage, no electro-optical hysteresis, and rapid response time to an electric field. | 10-02-2014 |
20140306158 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one characteristic such as high maximum temperature of a nematic phase, low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat, or has a suitable balance regarding at least two characteristics. To provide an AM device having short response time, a large voltage holding ratio, a large contrast ratio, long service life and so forth. A liquid crystal composition has a nematic phase and contains a specific compound having large dielectric anisotropy as a first component and a specific compound having small viscosity as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component and a specific compound having large dielectric anisotropy as a fourth component, and a liquid crystal display device includes the composition. | 10-16-2014 |
20140312275 | LIQUID CRYSTAL COMPOUNDS CONTAINING DEUTERIUM - This invention relates to liquid crystal compound of formula I containing benzene derivatives group that hydrogen substituted by deuterium. Liquid crystal compounds of formula I have not only large positive dielectric anisotropy, but also moderate optical anisotropy and driving voltage, thereby having great significance to formulate a liquid crystal mixture. A liquid crystal mixture containing such type of liquid crystal compounds can be applied in various display devices, which is particularly suitable for TN and STN display devices, and can also be used in IPS and VA display devices. | 10-23-2014 |
20140339471 | COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition is described, which has a nematic phase and contains a compound having a high maximum temperature and a large dielectric anisotropy as a first component, and a specific compound having a large dielectric anisotropy as a second component, and may also contain a specific compound having a large dielectric anisotropy as a third component, and a compound having a small viscosity as a fourth component. An AM liquid crystal display device including the composition is also described. | 11-20-2014 |
20140339472 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one of characteristics or having a suitable balance regarding at least two of the characteristics such as high maximum temperature of a nematic phase, low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat; an AM device having short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition has negative dielectric anisotropy and contains a compound having high maximum temperature as a first component and a specific compound having large negative dielectric anisotropy as a second component, and may contain a specific compound having small viscosity as a third component, and a specific compound having large negative dielectric anisotropy as a fourth component. A liquid crystal display device includes the composition. | 11-20-2014 |
20140346399 | POLYMERIZABLE COMPOUND, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition and a liquid crystal display device which includes the composition are provided. The liquid crystal composition contains a specific compound having a polymerizable group as a first component, and may contain a specific compound having a large negative dielectric anisotropy and a low minimum temperature as a second component, or a specific compound having a small viscosity or a large maximum temperature as a third component. The liquid crystal composition satisfies at least one of the following characteristics: a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat. Alternatively, a liquid crystal composition having a suitable balance regarding at least two of the aforementioned characteristics is also provided. | 11-27-2014 |
20140361219 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition is described, satisfying at least one of characteristics such as a high maximum temperature of nematic phase, a low minimum temperature of nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or having a suitable balance regarding at least two of the characteristics. An AM LCD device including the liquid crystal composition is also described. The liquid crystal composition has a nematic phase and contains a specific compound having a large dielectric anisotropy as a first component, and a specific compound having a small viscosity as a second component, and may also contain a specific compound having a high maximum temperature or a large dielectric anisotropy as a third component. | 12-11-2014 |
20150034871 | POLYMERIZABLE COMPOUND HAVING OXYGEN-CONTAINING FIVE-MEMBERED RING, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - An object is to provide a polymerizable compound having high polymerization reactivity, a high conversion ratio and high solubility in a liquid crystal composition, a polymerizable composition containing the compound, a liquid crystal composite prepared from the composition, and a liquid crystal display device having the composite. A solution is a polymerizable compound represented by formula (1). | 02-05-2015 |
20150048276 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, | 02-19-2015 |
20150060730 | NEW LIQUID CRYSTAL COMPOUND PREPARATION AND APPLICATION - The invention relates to liquid-crystalline compounds of the formula (I) having a —CF | 03-05-2015 |
20150060731 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one characteristic such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large dielectric anisotropy, large specific resistance, high stability to ultraviolet light, high stability to heat and large elastic constant, or has a suitable balance between at least two of these characteristics. To provide an AM device having short response time, large voltage holding ratio, low threshold voltage, large contrast ratio, long service life and so forth. A liquid crystal composition that has a nematic phase and that comprises a compound having large dielectric anisotropy as a first component and a compound having small viscosity as a second component, and may comprise a compound having high maximum temperature or small viscosity as a third component and a compound having a large dielectric anisotropy as a fourth component, and a liquid crystal display device comprising this composition. | 03-05-2015 |
20150060732 | COMPOUND HAVING 3,3-DIFLUORO-1-PROPENYLOXY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - An object is to provide a liquid crystal compound satisfying at least one of physical properties such as a high stability to heat and light, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. A solution is a compound represented by formula (1). | 03-05-2015 |
20150069297 | LIQUID CRYSTAL COMPOUND HAVING TETRAFLUOROPROPENYL, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY ELEMENT - A liquid crystal compound having high stability to heat and light, etc., a high clearing point, a low minimum temperature of liquid crystal phase, a low viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant, and good compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound, and a LCD element using the composition are described. The compound is represented by formula (1): | 03-12-2015 |
20150108402 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The means concerns a liquid crystal composition that has negative dielectric anisotropy and that comprises a specific compound having a high stability to ultraviolet light as a first component, wherein the composition may comprise a specific compound having a high maximum temperature or a small viscosity as a second component, and a specific compound having a large negative dielectric anisotropy as a third component, and a specific compound having a polymerizable group as an additive component. | 04-23-2015 |
20150115199 | POLYMERIZABLE LIQUID CRYSTAL COMPOUND, POLYMERIZABLE LIQUID CRYSTAL COMPOSITION, AND OPTICALLY ANISOTROPIC BODY - The present description relates to a polymerizable liquid crystal compound, a polymerizable liquid crystal composition including the same, and an optically anisotropic body. The polymerizable liquid crystal compound includes a radical derived from the first liquid crystal molecule including a mesogen group having a non-aromatic ring; a radical derived from the second liquid crystal molecule including a mesogen group that has a structure different from said mesogen group having a non-aromatic ring and includes a ring containing a double bond; and a linker that has a specific structure and links the sp3-hybridized carbon in the non-aromatic ring of the radical derived from the first liquid crystal molecule and the sp2-hybridized carbon in the mesogen group of the radical derived from the second liquid crystal molecule, wherein at least one of the radicals derived from the first and the second liquid crystal molecules may include one or more polymerizable groups which are connected to the mesogen group directly or via spacer groups. Such polymerizable liquid crystal compound makes it possible to exhibit stable reverse wavelength dispersion solely or by being mixed with other liquid crystal materials. | 04-30-2015 |
20150129801 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition that includes a polymerizable compound having a high solubility, a composition obtained by polymerizing the polymerizable compound in the liquid crystal composition, and an AM device including any of the compositions are described. The liquid crystal composition has negative dielectric anisotropy, and includes at least one compound selected from the group of compounds represented by formula (1): | 05-14-2015 |
20150299161 | 4,6-DIFLUORODIBENZOTHIOPHENE DERIVATIVES - 4,6-difluorodibenzothiophene compounds of formula I | 10-22-2015 |
20150299569 | NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - The liquid crystal composition of the present invention is used for liquid crystal display devices of an IPS mode, a TN mode, and the like that have a high response speed and do not easily cause display defectiveness such as ghosting or dropping marks. The liquid crystal composition contains a component which is a dielectrically positive component containing a dielectrically positive compound and a dielectrically neutral component which exhibits dielectric anisotropy greater than −2 and smaller than +2. The liquid crystal composition has excellent properties in which the composition forms a liquid crystal phase in a wide temperature range, has a low viscosity, dissolves excellently at a low temperature, has a high degree of specific resistance and voltage holding ratio, and is stable with respect to heat or light. | 10-22-2015 |
20150299570 | LIQUID CRYSTAL COMPOSITION COMPRISING POLYMERIZABLE COMPOUNDS AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME - A polymerizable liquid crystal composition of the present invention contains at least two polymerizable compounds having different rates of polymerization reaction and a liquid crystal compound. The polymerizable liquid crystal composition is characterized in that the rate of polymerization reaction of the polymerizable compounds contained in the composition can be easily made suitable for the specification of a UV irradiation lamp, the pretilt angle, which affects the display performance, can be easily controlled, a problem of unpolymerization of polymerizable compounds, which affects display unevenness, image sticking, etc., can be solved, and thus a PSA liquid crystal display element having good performance and high reliability can be produced. The polymerizable liquid crystal composition is suitable as a practical liquid crystal composition. | 10-22-2015 |
20150299572 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfies at least one or having a suitable balance regarding at least two of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large positive dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat and a large elastic constant; and an AM device having short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio, long service life and so forth. The liquid crystal composition contains a specific compound having large optical anisotropy and large dielectric anisotropy as a first component and a specific compound having large dielectric anisotropy as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component and a specific compound having large dielectric anisotropy as a fourth component, and a liquid crystal display device includes the composition. | 10-22-2015 |
20150299573 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition contains a specific compound having large dielectric anisotropy as a first component and a specific bicyclic compound having small viscosity as a second component, and may contain a specific compound having high maximum temperature or large dielectric anisotropy as a third component and a specific compound having high maximum temperature or small viscosity as a fourth component, and has a nematic phase. The liquid crystal display device includes the composition. | 10-22-2015 |
20150299574 | LIQUID CRYSTALLINE MEDIUM - The present invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, | 10-22-2015 |
20150299575 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition and an AM LCD device containing the same are described. The liquid crystal composition has a negative dielectric anisotropy, contains a specific compound having a negatively large dielectric anisotropy in a specific range of proportion as a first component, and a specific compound having a small viscosity as a second component, and may also contain a specific compound having a high maximum temperature or a small viscosity as a third component, a specific compound having a negative dielectric anisotropy as a fourth component, and/or a specific compound having a polymerizable group as an additive component. | 10-22-2015 |
20150299576 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition is described, containing at least one compound selected from compounds of formula (1) and at least one compound selected from compounds of formula (2): | 10-22-2015 |
20150315472 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to compounds of the formula I and to a liquid-crystalline medium which comprises one or more compounds of the formula I, | 11-05-2015 |
20150322344 | LIQUID-CRYSTALLINE MEDIA, COMPONENTS FOR HIGH-FREQUENCY TECHNOLOGY, AND MESOGENIC COMPOUNDS - The present invention relates to a liquid-crystal medium which comprises a component A which consists of one or more compounds selected from the group of the formulae I-M and I-U | 11-12-2015 |
20150329780 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one or a suitable balance regarding at least two of characteristics such as high maximum temperature and low minimum temperature of a nematic phase, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance and high stability to ultraviolet light and heat, and to provide an AM device having characteristics such as short response time, a large voltage holding ratio, a large contrast ratio and long service life. The composition contains a specific compound having large negative dielectric anisotropy as a first component and a specific compound having small viscosity as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having negative dielectric anisotropy as a fourth component, and a specific compound having a polymerizable compound as an additive component. | 11-19-2015 |
20150337202 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one or having a suitable balance regarding at least two of characteristics such as high maximum temperature of a nematic phase, low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat; and an AM device having characteristics such as short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and a long service life. A liquid crystal composition has negative dielectric anisotropy and a nematic phase, and contains a compound contributing to high stability to heat or ultraviolet light. The composition may contain a specific compound having large negative dielectric anisotropy as a first component, a specific compound having high maximum temperature or small viscosity as a second component, and a specific compound having a polymerizable group. | 11-26-2015 |
20150344784 | COMPOUND HAVING FOUR POLYMERIZABLE GROUPS, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A compound represented by formula (1), a liquid crystal composition, a liquid crystal display device are described. | 12-03-2015 |
20150353826 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition having at least one or a suitable balance regarding at least two of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance and high stability to ultraviolet light and heat is described; an AM device having characteristics such as short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and a long service life. The liquid crystal composition has negative dielectric anisotropy and contains a specific compound having large negative dielectric anisotropy as a first component and a specific compound having small viscosity as a second component, and the composition may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having negative dielectric anisotropy as a fourth component or a specific compound having a polymerizable group as an additive component. | 12-10-2015 |
20150361343 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY - A liquid crystal composition includes one or more of compounds represented by general formula (i) below and one or more of compounds represented by general formula (ii) below. | 12-17-2015 |
20150361344 | DIHYDROPYRAN COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid-crystal compound satisfying at least one physical property such as high stability to ultraviolet light and heat, a high clearing point, low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy and excellent compatibility with other liquid-crystal compounds, a liquid-crystal composition containing the compound, and a liquid-crystal display device including the composition. | 12-17-2015 |
20150368225 | 1,3-DIOXANE COMPOUND HAVING FLUORINE ATOM IN AXIAL POSITION, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid-crystal compound satisfying at least one physical property such as a high clearing point, large dielectric anisotropy and excellent compatibility with other liquid-crystal compounds is described; a liquid-crystal composition containing the compound; and a liquid-crystal display device. | 12-24-2015 |
20150368272 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound satisfying at least one physical property such as high stability to light, a high clearing point, low minimum temperature of a liquid-crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, a large dielectric constant in a minor axis direction, a suitable elastic constant, excellent compatibility with other liquid crystal compounds. The compound is represented by formula (1-1): | 12-24-2015 |
20150376502 | LIQUID CRYSTAL COMPOUND HAVING DIFLUOROMETHYLENEOXY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound satisfying at least one of physical properties such as high stability to light, a high clearing point, a low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, a large dielectric constant in a minor axis direction, a suitable elastic constant and excellent compatibility; a liquid crystal composition containing the compound; and a liquid crystal display device including the composition. | 12-31-2015 |
20150376503 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY - There is provided a liquid crystal composition containing any one or two or more of compounds represented by general formula (i) below and any one or two or more of compounds represented by general formula (ii) below. | 12-31-2015 |
20150376504 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound satisfying at least one of physical properties such as high stability to light, a high clearing point, a low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, a large dielectric constant in a minor axis direction, a suitable elastic constant and excellent compatibility; a liquid crystal composition containing the compound; and a liquid crystal display device including the composition. The compound is represented by formula (1): | 12-31-2015 |
20150376505 | POLYMERIZABLE COMPOUND HAVING TRIPLE BOND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound having high polymerization reactivity, a high conversion ratio and high solubility in a liquid crystal composition, a polymerizable composition containing the compound, a liquid crystal composite prepared using the composition, and a liquid crystal display device including the composite. | 12-31-2015 |
20160002534 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - There is provided a liquid crystal composition containing a compound represented by General Formula (i) (where R | 01-07-2016 |
20160002535 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound of formula (I): | 01-07-2016 |
20160024382 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY ELEMENT AND LIQUID CRYSTAL DISPLAY - A liquid crystal composition including: one or two or more compounds selected from the group consisting of compounds represented by the general formula (i), and one or more compounds selected from the group consisting of compounds represented by the general formula (ii). In the general formulae, R | 01-28-2016 |
20160024383 | LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME - A liquid crystal composition including one or two or more compounds selected from the group consisting of compounds represented by general formula (i), wherein m | 01-28-2016 |
20160024384 | LIQUID-CRYSTAL COMPOUND, LIQUID-CRYSTAL COMPOSITION AND LIQUID-CRYSTAL DISPLAY DEVICE - Liquid-crystal compounds, liquid-crystal compositions, and liquid-crystal devices employing the same are provided. The liquid-crystal compound has a structure of Formula (I): | 01-28-2016 |
20160032187 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound satisfying at least one of physical properties such as high stability to light, a high clearing point, low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, a suitable elastic constant, excellent compatibility with other liquid crystal compounds and a large dielectric constant in a minor axis direction. | 02-04-2016 |
20160039758 | PIPERIDINE DERIVATIVE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition containing a compound that is effective in preventing photolysis of the liquid crystal composition, and has high solubility in the liquid crystal composition, and to provide a liquid crystal display device including the composition. | 02-11-2016 |
20160040067 | LIQUID CRYSTAL COMPOUND HAVING BUTENE-BONDING GROUP, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound satisfying at least one of high stability to heat, light and so forth, a high clearing point, low minimum temperature of a liquid-crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, a suitable elastic constant and excellent compatibility with other liquid-crystal compounds, a liquid crystal composition containing the compound and a liquid crystal display device including the composition. | 02-11-2016 |
20160046744 | POLYMERIZABLE COMPOUND, POLYMERIZABLE COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a polymerizable compound having suitable polymerization reactivity, high conversion and high compatibility in a liquid crystal composition, a polymerizable composition containing the compound, a liquid crystal composite prepared using the composition, and a liquid crystal display device having the composite. The polymerizable compound has at least one monovalent group (A), the polymerizable composition contains the compound and the liquid crystal composition, the liquid crystal composite is prepared using the polymerizable composition, and the liquid crystal display device has the liquid crystal composite. | 02-18-2016 |
20160046864 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound satisfying at least one physical property such as high stability to light, a high clearing point, low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, large dielectric constant in a minor-axis direction, suitable elastic constant, excellent compatibility, a liquid crystal composition containing the compound and a liquid crystal display device including the composition. The compound is represented by formula (1): | 02-18-2016 |
20160046865 | LIQUID CRYSTAL BLEND, LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE - The present invention provides a liquid crystal blend having a higher perpendicular dielectric constant, as well as a liquid crystal display panel and a liquid crystal display device comprising the liquid crystal blend. Since the liquid crystal blend of the present invention contains negative liquid crystal material and has a perpendicular dielectric constant between 3.5 to 4.5, it can improve the transmittance of the liquid crystal layer obtained thereby, compared with the liquid crystal blend without negative liquid crystal material, while other relative properties thereof such as clearing point, response time of the display obtained therefrom, and image sticking at high temperature can also meet the requirements of liquid crystal devices. | 02-18-2016 |
20160053177 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition and an AM LCD device including the same are described. The liquid crystal composition has a negative dielectric anisotropy, contains a specific compound having a large negative dielectric anisotropy as a first component, and may further contain a specific compound having high a maximum temperature or a small viscosity as a second component, a specific compound having a negative dielectric anisotropy as a third component, and/or a specific compound having a polymerizable group as an additive component. | 02-25-2016 |
20160060524 | LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY - There is provided a liquid crystal composition containing at least any one of compounds represented by General Formula (i) and at least any one of compounds represented by General Formula (ii). | 03-03-2016 |
20160060525 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT CONTAINING THE SAME - It is an object of the present invention to provide a liquid crystal composition having positive Δ∈, having a liquid crystal phase in a wide temperature range, having high solubility at low temperatures, having high ODF process compatibility, having a high specific resistance and voltage holding ratio, and being insensitive to heat and light. In order to achieve this object, there is provided a liquid crystal composition containing at least one compound represented by the following general formula (i) and at least one compound represented by the following general formula (ii). | 03-03-2016 |
20160060526 | NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME - There is provided a positive liquid crystal composition that has a dielectric anisotropy useful as a liquid crystal display material. The liquid crystal composition has a liquid crystal phase in a wide temperature range, a low viscosity, a good solubility at low temperatures, a high resistivity, and a high voltage holding ratio, and is stable to heat and light. Use of this liquid crystal composition can provide a liquid crystal display element that has high displaying quality and is less likely to undergo displaying failures such as burn-in and dropping marks. A liquid crystal display element that employs the liquid crystal composition is useful for an active-matrix-driving liquid crystal display element and can be used for a liquid crystal display element that employs the TN mode, the IPS mode, the FFS mode, or the like. | 03-03-2016 |
20160060528 | COMPOUNDS AND LIQUID-CRYSTALLINE MEDIUM - The invention relates to compounds of the formula I, | 03-03-2016 |
20160068753 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT MANUFACTURED USING SAME - It is an object of the present invention to provide a liquid crystal composition having a positive Δ∈ as well as a liquid crystal phase in a wide temperature range, good solubility at low temperature, excellent adaptability to an ODF process, high specific resistance, a high voltage holding ratio, and stability to heat and light. In order to achieve this object, a liquid crystal composition containing a compound represented by Formula (i) and a compound represented by Formula (ii) is provided. | 03-10-2016 |
20160068754 | LIQUID CRYSTAL COMPOUND HAVING XANTHENE SKELETON AND EXHIBITING NEGATIVE DIELECTRIC ANISOTROPY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound satisfies at least one of physical properties such as a high stability to heat, light and so forth, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds. | 03-10-2016 |
20160075949 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT CONTAINING THE SAME - There are provided a liquid crystal composition containing a compound represented by the following formula (i) and a compound represented by the following general formula (ii) (wherein R | 03-17-2016 |
20160090530 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat, or having a suitable balance regarding at least two of the characteristics; and an AM device having characteristics such as short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and long service life. The composition has negative dielectric anisotropy and contains a specific compound having large negative dielectric anisotropy as a first component, a specific compound having small viscosity as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having negative dielectric anisotropy as a fourth component, or a specific compound having a polymerizable group as an additive component. | 03-31-2016 |
20160090531 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition having at least one or a suitable balance regarding at least two of characteristics such as high maximum temperature of a nematic phase, low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light or heat and a large elastic constant; an AM device having characteristics such as short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and long service life are described. The liquid crystal composition has negative dielectric anisotropy, and contains a specific compound having negatively large dielectric anisotropy and a large elastic constant as a first component, and may contain a specific compound having high maximum temperature or small viscosity as a second component, a specific compound having negative dielectric anisotropy as a third component, and a specific compound having a polymerizable group as an additive component. | 03-31-2016 |
20160090532 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided are a liquid crystal composition and an AM device including the composition. The composition has a nematic phase and contains a specific compound having a large dielectric anisotropy as a first component, a specific compound having a small viscosity as a second component, and may contain a specific compound having a high maximum temperature or a small viscosity as a third component or a specific compound having a large dielectric anisotropy as a fourth component, and a liquid crystal display device includes the composition. | 03-31-2016 |
20160090533 | LIQUID-CRYSTALLINE MEDIUM - Liquid-crystalline medium which comprises at least one compound of the formula I, | 03-31-2016 |
20160090534 | PIPERIDINE DERIVATIVE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a compound having an effect for preventing photolysis of a liquid crystal composition, and having a high solubility in the liquid crystal composition, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. The compound is represented by formula (1), a liquid crystal composition contains the compound, and a liquid crystal display device includes the composition: | 03-31-2016 |
20160108314 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat, or having a suitable balance regarding at least two of the characteristics; and an AM device having characteristics such as short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and long service life are provided. The composition has negative dielectric anisotropy and contains a specific compound having large negative dielectric anisotropy as a first component, a specific compound having small viscosity as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having negative dielectric anisotropy as a fourth component, or a specific compound having a polymerizable group as an additive component. | 04-21-2016 |
20160122301 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or a liquid crystal composition having a suitable balance regarding at least two of the characteristics. | 05-05-2016 |
20160122646 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME - An object of the present invention is to provide a liquid crystal composition which has a positive Δ∈, a liquid crystal phase in a wide temperature range, an good solubility at a low temperature, excellent ODE process compatibility, high specific resistance, and a high voltage holding ratio, and is stable with respect to heat and light, and in order to achieve the object, a liquid crystal composition containing compounds represented by the following Formulas (i) and (ii) is provided. | 05-05-2016 |
20160122647 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition satisfying at least one characteristic such as high maximum temperature of a nematic phase, low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light, heat or the like, or having a suitable balance regarding at least two of the characteristics; and an AM device having characteristics such as short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and a long service life. The liquid crystal composition contains a compound that can contribute to high stability to heat or ultraviolet light, has negative dielectric anisotropy and the nematic phase. | 05-05-2016 |
20160137922 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition having a suitable balance regarding at least one or two of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, small viscosity, suitable optical anisotropy, large positive dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat or a large elastic constant; and an AM device having a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio or a long service life. The composition has positive dielectric anisotropy and contains a specific compound having high stability to ultraviolet light as a first component, and a liquid crystal display device includes the composition. | 05-19-2016 |
20160145490 | COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME - Provided is a composition which has a liquid phase over a wide temperature range, a low viscosity, an excellent solubility at low temperature, high specific resistance, high voltage retention rate, and stability against heat or light, and further a liquid crystal display element of, for example, such as an IPS type or a TN type, which has excellent display qualities by using the composition, and in which display defects such as burn-in or drip marks are hardly caused, at a high yield. Provided is a composition including one or more compounds represented by General Formula (i), one or more compounds represented by General Formula (M-1), and one or more compounds represented by General Formula (M-4), and a liquid crystal display element using the composition. | 05-26-2016 |
20160152587 | LIQUID-CRYSTALLINE MEDIUM | 06-02-2016 |
20160152636 | COMPOUND HAVING PERFLUOROALKYL TERMINAL GROUP AND CF2O BONDING GROUP, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE | 06-02-2016 |
20160168461 | CYCLOPROPYL-BEARING LIQUID CRYSTAL COMPOUNDS AND MIXTURES | 06-16-2016 |
20160168463 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE | 06-16-2016 |
20160168464 | LIQUID-CRYSTALLINE MEDIUM | 06-16-2016 |
20160177180 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE | 06-23-2016 |
20160194560 | COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME | 07-07-2016 |
20160200979 | COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME | 07-14-2016 |
20160200980 | LIQUID CRYSTAL COMPOUND HAVING TETRAFLUORO CYCLOHEXADIENE STRUCTURE SHOWING NEGATIVE ANISOTROPY, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE | 07-14-2016 |
20160376503 | LIQUID CRYSTAL COMPOUND HAVING TETRAFLUOROFLUORENE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Shown is a liquid crystal compound satisfying at least one of physical properties such as high stability to heat, light and so forth, a high clearing point, a low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, a suitable elastic constant and excellent compatibility with other liquid crystal compounds. The compound is represented by formula (1). | 12-29-2016 |
20160376506 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition satisfying at least one characteristic such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to UV light, to heat or the like, or having a suitable balance regarding at least two of the characteristics, and an AM device having characteristics such as a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio and a long service life are shown. The liquid crystal composition contains a specific compound having at least three polymerizable groups, and the liquid crystal display device includes the composition. The composition may contain a specific compound having large negative dielectric anisotropy as a first component, and a specific compound having a high maximum temperature or small viscosity as a second component. | 12-29-2016 |
20170233654 | LIQUID CRYSTAL COMPOSITION AND DISPLAY DEVICE THEREOF | 08-17-2017 |
20180022998 | LIQUID CRYSTAL COMPOUND HAVING BENZOPYRAN SKELETON, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE | 01-25-2018 |
20180023000 | REACTIVE MESOGEN AND LIQUID CRYSTAL COMPOSITION INCLUDING THE SAME | 01-25-2018 |
20190144751 | LATERAL TRIFLUOROMETHYL-CONTAINING LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL MIXTURE AND DISPLAY DEVICE | 05-16-2019 |