Liquid crystal display device
AssigneeIndustrial Technology Research Institute
InventorsChyi-Ming Leu, Horng-Long Tyan, Tzong-Ming Lee
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Abstract
A liquid crystal display device comprises a color filter substrate and an array substrate. An optical compensation film is disposed on the color filter substrate and/or the array substrate, wherein the optical compensation film comprises a polyimide, comprising the following formula: wherein n is an integer greater than 1, and wherein when A is cyclo-aliphatic compound, B is aromatic compound or cyclo-aliphatic compound, and when A is aromatic compound, B is cyclo-aliphatic compound.
Claims16
A liquid crystal display device, comprising:
- a color filter substrate and an array substrate;
- and
- an optical compensation film, disposed on the color filter substrate and/or the array substrate, wherein the optical compensation film comprises a polyimide, and the polyimide comprises the formula:
- wherein n is an integer greater than 1, A is
- and B is aromatic compound.
A liquid crystal display device, comprising:
- a color filter substrate and an array substrate;
- and
- an optical compensation film, disposed on the color filter substrate and/or the array substrate, wherein the optical compensation film comprises a polyimide, and the polyimide comprises the formula:
- wherein n is an integer greater than 1,
- A is
- X and Y are —H, —CH3, —CF3, —OH, —OR, —Br, —Cl or —I, R is alkyl of from 1 to 18 carbons, and Z is —Ar—O—Ar—, —Ar—CH2—Ar—, or —Ar—C(CH3)2—Ar—, and Ar is benzene;
- and
- B is cyclo-aliphatic compound.
A liquid crystal display device, comprising:
- a color filter substrate and an array substrate;
- and
- an optical compensation film, disposed on the color filter substrate and/or the array substrate, wherein the optical compensation film comprises a polyimide, and the polyimide comprises the formula:
- wherein x and y are integers greater than 1,
- A and D are
- and
- B and E are different aromatic compounds.
A liquid crystal display device, comprising:
- a color filter substrate and an array substrate;
- and
- an optical compensation film, disposed on the color filter substrate and/or the array substrate, wherein the optical compensation film comprises a polyimide, and the polyimide comprises following formula:
- wherein x and y are integers greater than 1,
- A and D are different aromatic compounds selected from the group consisting of
- X and Y are selected from the group consisting of —H, —CH3, —CF3, —OH, —OR, —Br, —Cl or —I, R is alkyl of from 1 to 18 carbons, and Z is selected from the group consisting of —Ar—O—Ar—, —Ar—CH2—Ar—, or —Ar—C(CH3)2—Ar—, and Ar is benzene;
- and
- B and E are different cyclo-aliphatic compounds.
Dependencies are inferred from the claim text.