JNC PETROCHEMICAL CORPORATION Patent applications |
Patent application number | Title | Published |
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 |
20160130501 | ANTIOXIDANT HAVING DIFLUOROMETHOXY GROUP, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - [Subject] One object of the invention is a compound useful as an antioxidant. Other objects include a liquid crystal composition having high stability to ultraviolet light and heat, and a device that hardly undergoes a decrease in voltage holding ratio even after a long-time use. | 05-12-2016 |
20160122648 | LIQUID CRYSTAL MEDIUM, OPTICAL DEVICE AND LIQUID CRYSTAL COMPOUND - A liquid crystal medium has stability to heat, light and so forth, and significantly high dielectric anisotropy, and develops an optically isotropic liquid crystal phase. Moreover, various kinds of optical devices can be used in a wide temperature range and have a short response time, a large contrast ratio and low driving voltage. | 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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
20150252264 | DIHYDROPYRAN 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 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, and a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. | 09-10-2015 |
20150240159 | OPTICALLY ISOTROPIC LIQUID CRYSTAL COMPOSITION AND OPTICAL DEVICE - A liquid crystal composition is described, containing a chiral agent and achiral component T containing at least one compound 1 having an unsubstituted or methyl group-substituted dioxane ring and having at least one —COO— or —CF | 08-27-2015 |
20150232759 | Liquid crystal compound having fluorine-containing alkenyl terminal 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, 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. | 08-20-2015 |
20150218452 | CARBONYL DERIVATIVE, LIQUID CRYSTAL COMPOSITION CONTAINING COMPOUND THEREOF AND LIQUID CRYSTAL DISPLAY DEVICE - 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. The compound is represented by formula (1): | 08-06-2015 |
20150185512 | LIQUID-CRYSTAL DISPLAY ELEMENT AND SUBSTRATE USED IN SAME - A substrate used for a liquid crystal display element having two or more substrates arranged oppositely to each other and a liquid crystal material exhibiting a blue phase between the substrates, where a polar component of surface free energy on a substrate surface in contact with the liquid crystal material is less than 5 mJm | 07-02-2015 |
20150108401 | POLYMERIZABLE LIQUID CRYSTAL COMPOSITION AND OPTICALLY ANISOTROPIC SUBSTANCE HAVING TWIST ALIGNMENT - A subject is to provide a polymerizable liquid crystal composition from which an optically anisotropic substance having twist alignment that is excellent in chemical strength (chemical resistance) and has only a small amount of alignment defects can be obtained. A solution is a polymerizable liquid crystal composition containing an optically active compound having a binaphthol moiety, an achiral polymerizable liquid crystal compound and a photopolymerization initiator having oxime ester. | 04-23-2015 |
20150102259 | POLYMERIZABLE COMPOUND, POLYMERIZABLE COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - An object is 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 having the composite. A solution is a polymerizable compound represented by formula (1). | 04-16-2015 |
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 |
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 |
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 |
20140313462 | LIQUID CRYSTAL PANEL - To minimize color difference during white display, and secure high transmittance in liquid crystal panel driven by FFS mode or the like. Liquid crystal panel | 10-23-2014 |
20140313461 | LIQUID CRYSTAL PANEL - To allow drive at low voltage and obtaining high transmittance in liquid crystal panel driven by FFS mode. Liquid crystal panel | 10-23-2014 |
20140312274 | POLYMERIZABLE COMPOUND HAVING CONJUGATED BONDS, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE | 10-23-2014 |
20140308462 | FILM USING POLYMERIZABLE LIQUID CRYSTAL COMPOSITION CONTAINING PEELING PREVENTIVE AGENT - A problem is, in a liquid crystal film in which an alignment layer and a liquid crystal composition layer having homogeneous alignment are formed on a support substrate, to improve adhesion between the alignment layer and the liquid crystal composition layer, and durability under a severe environment such as high temperature and high humidity. A solution is a non-liquid crystalline polymerizable compound having a radically polymerizable group and a cationically polymerizable group in a molecule is simultaneously used as an antistripping additive in a polymerizable liquid crystal composition layer having homogeneous alignment. | 10-16-2014 |
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 |
20140306157 | POLYMERIZABLE COMPOUND HAVING THIOESTER GROUP, POLYMERIZABLE COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE | 10-16-2014 |
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 |
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 |
20140198291 | 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 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 is provided; and an AM device having a short response time, a suitable pretilt, a large voltage holding ratio, a large contrast ratio, a long service life and so forth is provided. A solution is a liquid crystal composition containing a specific compound having a high maximum temperature and a large dielectric anisotropy as a first component and a polymerizable compound as a second component, and a liquid crystal display device including the composition. | 07-17-2014 |
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 |
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 |
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 |
20140138582 | LIQUID CRYSTAL COMPOUND HAVING VINYLOXY, 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 negative 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): | 05-22-2014 |
20140132868 | OPTICALLY ISOTROPIC LIQUID CRYSTAL MEDIUM AND OPTICAL DEVICE - An optically isotropic liquid crystal composition is described. The liquid crystal composition contains an achiral component T and a chiral agent, contains at least one compound represented by formula (1) as a first component of the achiral component T, and exhibits an optically isotropic liquid crystal phase: | 05-15-2014 |
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 |
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 |
20140077131 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound represented by formula (1): | 03-20-2014 |
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 |
20140049738 | THREE-DIMENSIONAL IMAGE DISPLAY APPARATUS - To provide a three-dimensional image display apparatus having patterned retarder | 02-20-2014 |
20140043579 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - 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 between at least two of the characteristics, is described. The liquid crystal composition includes a compound having three or more polymerizable groups as a first component and a compound having one or two polymerizable groups as a second component in a suitable ratio, and that may include a specific compound having a large negative dielectric anisotropy and a low minimum temperature as a third component or a specific compound having a small viscosity or a high maximum temperature as a fourth component. | 02-13-2014 |
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 |
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 |
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 |
20140010973 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition including a polymerizable compound, and an AM device including the liquid crystal composition are described. The liquid crystal composition includes the compound (1) and the compound (2): | 01-09-2014 |
20140008572 | POLYMERIZABLE COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The compound represented by formula (1). | 01-09-2014 |
20130306909 | PHENOLIC COMPOUND HAVING CARBONYL AS NEIGHBORING GROUP AND APPLICATION THEREOF - To provide a liquid crystal compound having a large negative value of dielectric anisotropy (Δ∈). A compound is represented by formula (1): | 11-21-2013 |
20130278851 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal composition has a nematic phase, and contains a specific tricyclic compound having a large dielectric anisotropy as a first component and a specific bicyclic compound having a small viscosity as a second component, and may contain a specific compound having a high maximum temperature or a large dielectric anisotropy as a third component, and a specific compound having a high maximum temperature or a small viscosity as a fourth component, and a liquid crystal display device includes the composition. | 10-24-2013 |
20130278849 | OPTICALLY ISOTROPIC LIQUID CRYSTAL MEDIUM AND OPTICAL DEVICE - A liquid crystal medium having stability to heat, light and so forth, a wide temperature range of a liquid crystal phase, a large refractive index anisotropy and a large dielectric anisotropy and an optically isotropic liquid crystal phase is described. A liquid crystal composition is characterized by exhibiting the optically isotropic liquid crystal phase and containing achiral component T containing at least one compound selected from the group of compounds represented by formula (1) as a first component, and a chiral agent: | 10-24-2013 |
20130277612 | CYCLOHEXENE-3,6-DIYL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a compound, when the compound has both a high clearing point and a low crystallization temperature, having a wide temperature range of a liquid crystal phase and also an excellent solubility in other liquid crystal compounds, and further having general physical properties necessary for the compound, namely, stability to heat, light and so forth, a suitable optical anisotropy and a suitable dielectric anisotropy. A compound is represented by formula (1): | 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 |
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 |
20130271719 | TRICYCLIC COMPOUND HAVING A PLURALITY OF CF2O BONDING GROUPS, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound having a large positive value of dielectric anisotropy and a small viscosity. The compound is represented by formula (1): | 10-17-2013 |
20130270480 | CYCLOHEXENE-3,6-DIYL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a compound, when the compound has both a high clearing point and a low crystallization temperature, having a wide temperature range of a liquid crystal phase and also an excellent solubility in other liquid crystal compounds, and further having general physical properties necessary for the compound, namely, stability to heat, light and so forth, a suitable optical anisotropy and a suitable dielectric anisotropy. A compound is represented by formula (1): | 10-17-2013 |
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 |
20130230669 | DIFLUOROETHYLENEOXI DERIVATIVES, THE LIQUID CRYSTAL COMPOSITION AND THE LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound showing a large absolute value of dielectric anisotropy (|Δ∈|. A compound is represented by formula (1): | 09-05-2013 |
20130228719 | 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. Providing a liquid crystal composition 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 a large negative dielectric anisotropy as a first component and a specific three-ring compound having a large optical anisotropy and a negative dielectric anisotropy as a second component, and a liquid crystal display device contains the composition. | 09-05-2013 |
20130222755 | 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 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, and so forth. To provide 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 polymerizable group as a first component and a specific compound having a large negative dielectric anisotropy and a low minimum temperature as a second component, and may contain a specific compound having a small viscosity or a large maximum temperature as a third component, and a liquid crystal display device includes the composition. | 08-29-2013 |
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 |
20130203920 | POLYMER COMPOSITION HAVING PHOTOALIGNABLE GROUP, LIQUID CRYSTAL ALIGNMENT FILM FORMED OF THE POLYMER COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE HAVING PHASE DIFFERENCE PLATE FORMED OF THE LIQUID CRYSTAL ALIGNMENT FILM - To provide a photoalignable material that can yield a photoalignable film having a high optical uniformity and no alignment defect, and allows photoalignment with exposure in a short period of time. A photoalignable polymer composition containing a specific photoalignable polymer having a silicone group or a fluorine-substituted alkyl group, and a photoalignable group, and a specific non-photoalignable polymer is manufactured, and the photoalignable film is manufactured by applying the polymer composition onto a base material or the like, drying an applied surface thereon, and irradiating the applied surface with light. | 08-08-2013 |
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 |
20130188107 | LIQUID-CRYSTAL COMPOSITION - A cholesteric liquid-crystal composition is described, which contains a liquid-crystal component and a chiral agent, and has a selective reflection wavelength in the range of 400 nm to 800 nm at 25° C. | 07-25-2013 |
20130135575 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a highly reactive polymerizable compound having a high solubility in a liquid crystal compound; 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, and having a suitable balance regarding at least two characteristics; a PSA device having a short response time, a large pretilt angle, a small residual monomer concentration, a large voltage holding ratio and contrast ratio and a long life; a polymerizable compound into which one bonding group or nonidentical reaction group is introduced by constructing a polymer structure having a high polymerization degree in a PSA device manufacturing process to obtain a stable display, a liquid crystal composition containing thereof, and a liquid crystal device including thereof. | 05-30-2013 |
20130135544 | OPTICALLY ISOTROPIC LIQUID CRYSTAL MEDIUM AND OPTICAL DEVICE - A liquid crystal composition is described, which exhibits an optically isotropic liquid crystal phase and contains an achiral component T and a chiral dopant. The achiral component T contains, as its first component, at least one compound selected from compounds represented by formula (1) in an amount of 32 wt % to 85 wt %, | 05-30-2013 |
20130134355 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides 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 heat, or provides a liquid crystal composition having a suitable balance regarding at least two of the characteristics. A liquid crystal display device containing such a liquid crystal composition is applied as an AM device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, and thus can be suitably used for a liquid crystal projector, a liquid crystal television and so forth. | 05-30-2013 |
20130134354 | POLYMERIZABLE COMPOUND - The invention provides a compound having two polymerizable groups, wherein one is bonded directly to the ring and the other is bonded to the ring through a spacer, as a compound in which the polymerizability is not decreased and the solubility is high in a liquid crystal composition. A compound represented by formula (1), wherein | 05-30-2013 |
20130126783 | COMPOUND HAVING PROPYL ETHER AS BONDING GROUP, LIQUID CRYSTAL COMPOSITION THEREOF AND LIQUID CRYSTAL DISPLAY DEVICE THEREOF - A liquid crystal compound is described, which has stability to heat, light and so forth, keeps a nematic phase in a wide temperature range, has a small viscosity, a suitable optical anisotropy and a suitable elastic constant K | 05-23-2013 |
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 |
20130114009 | OPTICALLY ISOTROPIC LIQUID CRYSTAL MEDIUM AND OPTICAL DEVICE - A liquid crystal medium having an optically isotropic liquid crystal phase is described, which has stability to heat, light and so on, a broad temperature range of liquid crystal phase, a large optical anisotropy and a large dielectric anisotropy. A liquid crystal composition is described, which includes an achiral component T and a chiral dopant and exhibits an optically isotropic liquid crystal phase. The achiral component T contains, as its first component, at least one compound selected from compounds represented by formula (1), | 05-09-2013 |
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 |
20130100369 | COMPOUND HAVING BRANCHED ALKYL OR BRANCHED ALKENYL, OPTICALLY ISOTROPIC LIQUID CRYSTAL MEDIUM AND OPTICAL ELEMENT - A liquid crystal compound with branched alkyl or branched alkenyl as represented by formula (1), a liquid crystal medium (a liquid crystal composition or a polymer/liquid crystal composite material) containing the liquid crystal compound, and an optical element containing the liquid crystal medium are described. | 04-25-2013 |
20130075324 | COMPOSITE POROUS FILM FOR FLUID SEPARATION, METHOD FOR MANUFACTURING THE SAME AND FILTER - An objective of the invention disclosure is to provide a composite porous film that has both a sufficient chemical resistance and strength allowing suppression of heat deflection under a liquid at a high temperature, and a filter using the same; the composite porous film for fluid separation to be provided according to the invention includes a fluoropolymer resin and a SiO | 03-28-2013 |
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 |
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 |
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 |
20130027654 | 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, 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 characteristics, and an AM device having a short response time, a large voltage holding ratio, a large contrast ratio and a long service life; a 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, and a liquid crystal display device contains the composition. | 01-31-2013 |
20130021546 | LIQUID-CRYSTAL DISPLAY ELEMENT AND SUBSTRATE USED IN SAME - A substrate used for a liquid crystal display element having two or more substrates arranged oppositely to each other and a liquid crystal material exhibiting a blue phase between the substrates, where a polar component of surface free energy on a substrate surface in contact with the liquid crystal material is less than 5 mJm | 01-24-2013 |
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 |
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 |
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 |
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 |
20120286200 | COMPOUND HAVING BICYCLO[3.3.0]OCTANE-2,6-DIYL, 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 negative 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 (1-1). | 11-15-2012 |
20120286199 | FLUOROVINYL DERIVATIVE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a liquid crystal compound having general physical properties required for the compound, namely, a high stability to heat, light and so forth, a small viscosity, a refractive index anisotropy value having a suitable magnitude, a dielectric constant anisotropy value having a suitable magnitude and steep electro-optical characteristics, a wide temperature range of a nematic phase, and an excellent compatibility with other liquid crystal compounds, in particular, a liquid crystal compound having a wide temperature range of the nematic phase; the compound is represented by formula (1): | 11-15-2012 |
20120274888 | OPTICALLY ANISOTROPIC SUBSTANCE - A polyamic acid-type photo-alignment layer in a heating process only below approximately 140° C., and an optically anisotropic substance in which various polymerizable liquid crystal compositions are uniformly oriented by use of the layer are provided. An optically anisotropic substance obtained by applying a polyamic acid varnish which is a composition including a polyamic acid having a divalent azobenzene group in the principal chain or its derivative, or a composition including a mixture of both this polyamic acid or its derivative and other polyamic acids or its derivative as a polymer component, to a supporting substrate, by drying the resultant layer at a temperature range of approximately 50° C. to approximately 140° C., by carrying out alignment treatment by irradiation of the layer with light, applying a polymerizable liquid crystal composition to a alignment layer formed by means of the treatment, and polymerizing the composition. | 11-01-2012 |
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 |
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 |
20120236246 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal composition satisfying at least one of characteristics such as 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 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 polymerizable group as a first component, 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, and a liquid crystal display device contains the composition. | 09-20-2012 |
20120229751 | LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide 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. | 09-13-2012 |
20120229744 | LIQUID CRYSTAL DISPLAY ELEMENT, LIQUID CRYSTAL COMPOSITION, ALIGNING AGENT, METHOD FOR PRODUCING LIQUID CRYSTAL DISPLAY ELEMENT, AND USE OF LIQUID CRYSTAL COMPOSITION - Disclosed is a liquid crystal display element which is composed of a pair of substrates ( | 09-13-2012 |
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 |
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 |
20120190897 | LIQUID CRYSTAL COMPOUND HAVING NEGATIVE DIELECTRIC ANISOTROPY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - The invention provides a liquid crystal compound having general physical properties necessary for the liquid crystal compound, namely, stability to heat, light and so forth, a small viscosity, a refractive index anisotropy having a suitable magnitude value, a dielectric anisotropy having a suitable magnitude value, steep electrooptical characteristics, a wide temperature range of a nematic phase, and an excellent compatibility with other liquid crystal compounds, in particular, a liquid crystal compound having a wide temperature range of the nematic phase; a compound represented by formula (i): | 07-26-2012 |
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 |
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 |
20120169974 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT - 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. | 07-05-2012 |
20120168677 | LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal compound represented by formula (1-1). | 07-05-2012 |
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 |
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 |
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 |
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 |
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 |
20120145957 | 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 |
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 |
20120133871 | RETARDATION FILM BASED ON OPTICALLY ALIGNED LIQUID CRYSTALLINE POLYIMIDE AND OPTICAL DEVICE - Provided is a technology by which a retardation film in which regions different from each other in one or both of optical characteristics, i.e., an optical axis and a retardation are patterned can be produced with an additionally small load. The retardation film is formed of a liquid crystalline polyimide film having a photoreactive group. Further provided is an optical device and a liquid crystal display apparatus each having the retardation film. | 05-31-2012 |
20120113338 | LIQUID CRYSTAL DISPLAY DEVICE HAVING RETARDATION FILM FORMED OF LIQUID CRYSTALLINE POLYIMIDE HAVING PHOTOREACTIVE GROUP - In a liquid crystal display device having a plurality of retardation films for alleviating a deterioration in display quality depending on a viewing angle direction, and a driving liquid crystal layer selected from the group consisting of a driving liquid crystal layer typified by a VA mode wherein a liquid crystal molecule in a driving liquid crystal medium is aligned perpendicular to a substrate when no electric field is applied, a driving liquid crystal layer typified by an IPS mode wherein a liquid crystal molecule in a driving liquid crystal medium is aligned parallel to the substrate when no electric field is applied, and a driving liquid crystal layer that shows optical isotropy when no voltage is applied, a retardation film of a positive A-plate formed of a liquid crystalline polyimide having a photoreactive group is used as at least one layer of the plurality of retardation films. | 05-10-2012 |
20120099039 | CHLOROBENZENE DERIVATIVE, OPTICALLY ISOTROPIC LIQUID CRYSTAL MEDIUM, AND OPTICAL DEVICE - A liquid crystal compound having a large refractive index anisotropy, a large dielectric anisotropy, and a low melting point, and a liquid crystal medium having a liquid crystal phase over a wide temperature range, a large refractive index anisotropy, a large dielectric anisotropy, and having an optically isotropic liquid crystal phase, are provided. The present invention is a liquid crystal compound having a chlorobenzene ring, and a liquid crystal medium characterized by containing the liquid crystal compound and a chiral reagent, and exhibiting an optically isotropic liquid crystal phase. | 04-26-2012 |
20120092608 | POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL COMPOSITION INCLUDING IT - Provided is a polymerizable compound with large solubility in a liquid crystal composition and high reactivity irradiated by ultraviolet in the longer wavelength range. Provided is 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, suitable optical anisotropy, large negative 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. Provided is the polymerizable compound wherein at least one of a 1,3-phenylene structure and a 2,7-fluorenediyl structure is introduced to the polymerizable compound to give stable displays by forming a polymer with a high degree of polymerization in a PSA device production process using longer wavelengths, the liquid crystal composition includes the compound, and the liquid crystal display device contains the composition. | 04-19-2012 |
20120074355 | FIVE-RING 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 nematic phase in a wide temperature range, a small viscosity, a suitable optical anisotropy (especially, a relatively small optical anisotropy), a large elastic constant K | 03-29-2012 |
20120069275 | LIQUID CRYSTAL DISPLAY DEVICE - The invention is to provide an AM device containing 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 regarding at least two of the characteristics, and having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, where the liquid crystal display device contains the liquid crystal composition that includes a specific compound having a large dielectric anisotropy as a first component and having positive dielectric anisotropy. | 03-22-2012 |
20120068114 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is 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; and provided is an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life, etc. The liquid crystal composition includes a specific four-ring compound having high maximum temperature as a first component, a specific three-ring compound having large optical anisotropy and large dielectric anisotropy as a second component, and a specific three-ring compound having large dielectric anisotropy as a third component, and has a nematic phase. The liquid crystal display device contains this composition. | 03-22-2012 |
20120044453 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is 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 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; and provided is an AM device. The liquid crystal composition having a nematic phase includes a three-ring compound having a specific difluoromethyleneoxy bond having large dielectric anisotropy as a first component, a specific three-ring compound having large dielectric anisotropy as a second component, a specific four-ring compound having high maximum temperature as a third component, and a specific two-ring compound having high maximum temperature and small viscosity as a fourth component, and the liquid crystal display device contains this composition. | 02-23-2012 |