Patent application number | Description | Published |
20130287970 | Liquid Crystal Medium Composition and Liquid Crystal Display Using Same - The present invention provides a liquid crystal medium composition and a liquid crystal display using same. The liquid crystal medium composition includes a liquid crystal material, a stabilizer, and polymerizable monomers. The polymerizable monomers include at least two types of monomers, which include at least one highly reactive monomer and at least one strong anchoring monomer. The liquid crystal display includes upper and lower substrates that are arranged parallel to each other and a liquid crystal medium composition arranged between the upper and lower substrates. The liquid crystal medium composition includes two or more than two polymerizable monomers of different functionalities to mix in a reasonable manner so that balance can be reached among polymerization reaction rate, homogeneity of polymer formed thereby, and magnitude of anchoring force, all being of upgraded level. The optic quality and overall performance of a liquid crystal panel are enhanced. | 10-31-2013 |
20130299741 | LIQUID CRYSTAL MEDIUM COMPOSITION - A liquid crystal medium composition includes negative type liquid crystal material, stabilizer, and reactive monomer capable of reacting when being irradiated by ultraviolet light; the amount of the reactive monomer is 5% to 85% by weight based on the total amount of the liquid crystal medium composition. The reactive monomer at least includes a single-polymerisable-group monomer having structure shown in the following Formula (1) and double-polymerisable-group monomer having structure shown in the following Formula (2), and the amount of the single-polymerisable-group monomer is 5% to 85% by mole based on the total amount of the reactive monomer. The single-polymerisable-group monomer or the multiple-polymerisable-group monomer is capable of being irradiated by ultraviolet light to allow for the polymerization reaction to form the polymer. Additionally, the reaction speed is moderate to prevent the polymer from being oversized and loosely piled up for high reaction speed. | 11-14-2013 |
20130300964 | Liquid Crystal Display Device and Manufacturing Method Thereof - The present invention provides a liquid crystal display device and a manufacturing method thereof. The liquid crystal display device includes a TFT substrate, a CF substrate opposite to and parallel with the TFT substrate, liquid crystal interposed between the TFT substrate and the CF substrate, spacers arranged between the TFT substrate and the CF substrate, and an enclosing resin frame arranged between the TFT substrate and the CF substrate and located along edges of the TFT substrate and the CF substrate. The TFT substrate and the CF substrate have inside surfaces that oppose the liquid crystal and are both provided with alignment layers. The alignment layers include flexible alignment films, which are in the form of thin membranes and are positioned on the inside surfaces of the TFT substrate and the CF substrate by being stuck thereto. | 11-14-2013 |
20130300988 | Liquid Crystal Display Device - The present invention provides a liquid crystal display device, which includes a TFT substrate, a CF substrate that is arranged parallel to the TFT substrate, liquid crystal interposed between the TFT substrate and the CF substrate, spacers arranged between the TFT substrate and the CF substrate, and an enclosing resin frame arranged between the TFT substrate and the CF substrate and located along edges of the TFT substrate and the CF substrate. The CF substrate includes a first glass substrate and a flexible color filter film arranged on the first glass substrate. The flexible color filter film is of a form of thin film bonded to the first glass substrate. The liquid crystal display device uses a flexible color filter film to replace a conventionally used color filter plate so as to simplify the manufacture. | 11-14-2013 |
20130329178 | LIQUID CRYSTAL PANEL AND MANUFACTURING METHOD THEREOF - A manufacturing method of a liquid crystal panel, including: manufacturing a first substrate and a second substrate; mixing sealant with alloy particles having low melting points, coating the mixture on the first substrate, and dropping liquid crystals on the first substrate; and bonding the first substrate and the second substrate, heating the two bonded substrates, and then cooling the substrates. Therefore, the manufacturing method can prevent the present golden balls from piercing the common electrodes and further prevent the short circuit of the circuit on the substrate, which improves the yield rate of the liquid crystal panel. Additionally, since the alloy particles are small sized, after the separate alloy particles melt, contacting points between the alloy particles and the common electrodes are increased. Also, contacting resistance between alloy particles, and the contacting resistance between the alloy particles and the substrate are reduced, which improves the conductivity between the common electrodes. | 12-12-2013 |
20140021408 | LIQUID CRYSTAL MEDIUM COMPOSITION OF LIQUID CRYSTAL DISPLAY - A liquid crystal medium composition of liquid crystal display includes: a negative liquid crystal material, reactive monomer, an initiator, and a stabilizer. The initiator functions to induce photo polymerization of the reactive monomer. The initiator has a molecular structure comprising aromatic rings, carbonyl groups connected to the aromatic rings, and substituted moieties connected to the aromatic rings. The initiator lowers the activation energy of chain initiation reaction of the polymerization of reactive monomer to allow the photo polymerization of the reactive monomer to take place in a wider wavelength range of 200-450 nm, so as to reduce the required intensity and luminance of ultraviolet light and to speed up the reaction of the reactive monomers and also to provide a uniform result of reaction, to reduce the destruction that the ultraviolet light causes on the material of alignment layer and the liquid crystal material, and to improve stability of the panel. | 01-23-2014 |
20140024751 | MATERIAL FOR ALIGNMENT LAYER OF LIQUID CRYSTAL DISPLAY - The present invention provides a material for alignment layer of liquid crystal display, which includes a solvent and a polymer dissolved in the solvent. The polymer includes a backbone and a first side chain linked to the backbone. The first side chain has a stronger lateral dipole moment. The material for alignment layer of liquid crystal display is characterized in that a first side chain that contains both a flexible chain segment and rigid chain segment is linked to the backbone of the polymer and the first side chain has a stronger lateral dipole moment, making it taking a rotation or tilting motion under the application of an electric field so as to effect alignment of the liquid crystal molecules in the pre-tilt angle. | 01-23-2014 |
20140176896 | 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: at least one anisotropic liquid crystal material and a polymerizable monomer which will polymerize under UV irradiation. The weight percentage of the polymerizable monomer accounts for 0.1% to 1% of the total mixture for liquid crystal medium. In the mixture for liquid crystal medium and a liquid crystal display using the same according to the present invention, by using a polymerizable monomer which will polymerize under UV irradiation and the appropriate content ratio, the polymer bump with small size and good uniformity can be obtained within the mixture for liquid crystal medium after the polymerization, which avoids the bad liquid crystal alignment and the light spot occurred at the dark state of the liquid crystal panel, and then increases the response rapid of the liquid crystal panel to obtain high contrast ratio and stable mass production. | 06-26-2014 |
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 |
20140231711 | LIQUID CRYSTAL MEDIUM COMPOSITION FOR USE IN LIQUID CRYSTAL DISPLAY - The present invention provides a liquid crystal medium composition for use in liquid crystal display, which includes the following constituent components: a negative type liquid crystal material, a stabilizer, and two or more than two polymerizable monomers that undergo polymerization reactions under UV radiation. The polymerizable monomers are in an amount of 0.1-1% by weight based on total weight of the liquid crystal medium composition. The polymerizable monomers have a structural formula composed of a single benzene ring, two benzene rings, or a naphthalene ring. The structural formula composed of two benzene rings is formed by two benzene rings that are directly linked or linked via a moiety. The benzene ring and naphthalene ring are directly linked at least one polymerizable moiety. Through use of two or more than two polymerizable monomers in the liquid crystal medium composition, polymer bumps having a small size and excellent homogeneity can be obtained. | 08-21-2014 |
20140293204 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY PANEL THEREOF - The present invention discloses a liquid crystal composition for a polymer stabilized vertical alignment liquid crystal display (PS-VA LCD) and a liquid crystal display panel thereof; the liquid crystal composition comprises at least one type of negative liquid crystal material, a type of stabilizer and one or more type of reactive monomers; the structural formula of the reactive monomer consists of one benzene ring, two benzene rings or one naphthalene ring, the structure of two benzene rings is formed by connecting the two benzene rings directly or indirectly with a group, at least one polymerizable group is connected directly to the benzene ring and naphthalene ring, and at least one of polymerizable groups is an acrylate group. Reaction rate of the reactive monomer and uniformity of polymer bumps are improved by selecting polymerizable groups of the reactive monomer and controlling the content thereof to effectively solve quality issues of panels. | 10-02-2014 |
20140375939 | Alignment Film, A Method of Fabricating The Same, and A Liquid Crystal Display Using The Same - The present invention relates a technique of liquid crystal display, especially to an alignment film applied to a substrate of a liquid crystal display. The alignment film includes a plurality of alignment molecules formed by polymerizing monomers having at least a photosensitive group, and has formula e as | 12-25-2014 |
20150076404 | POLYMERIZABLE MIXTURE AND LIQUID CRYSTAL COMPOSITION THEREOF - The invention discloses a polymerizable mixture and a liquid crystal composition for polymer stabilized vertical alignment. The polymerizable mixture comprises one or more types of the reactive monomers and a photo initiator. structure of the reactive monomer comprises a single benzene ring, two benzene rings, or a naphthalene ring, wherein the two benzene rings are formed by direct connection of two single benzene rings or indirect connection with a substituent group therebetween, the benzene ring and the naphthalene ring are directly connected with at least one polymerizable group. The liquid crystal composition includes a negative type liquid crystal material, a stabilizer, and the polymerizable mixture. The reaction rate and the conversion rate of the reactive monomer can be improved by adding the photo initiator, so that the residues of the reactive monomers can be reduced after UV irradiation to solve the panel quality problems effectively. | 03-19-2015 |