Liquid crystal display device
AssigneeSamsung Display Co., Ltd.
InventorsSoon Joon Rho, Jin-Lak Kim, Kyungmin Kim, Hyelim Jang
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Abstract
The present disclosure relates to a liquid crystal display device including a first substrate including a first base substrate and a first alignment layer provided on the first base substrate, a second substrate including a second base substrate facing the first base substrate and a second alignment layer provided on the second base substrate. The device further includes a liquid crystal layer provided between the first substrate and the second substrate and including a liquid crystal composition. The liquid crystal layer may include a bicyclohexane liquid crystal compound and an alkenyl liquid crystal compound.
Claims14
A liquid crystal display device, comprising:
- a first substrate comprising a first base substrate and a first alignment layer disposed on the first base substrate;
- a second substrate comprising a second base substrate facing the first base substrate, and a second alignment layer disposed on the second base substrate;
- and
- a liquid crystal layer disposed between the first substrate and the second substrate, the liquid crystal layer comprising a liquid crystal composition,
- wherein the liquid crystal composition comprises a first liquid crystal compound and a second liquid crystal compound, the first liquid crystal compound comprising at least one compound selected from the group represented by Chemical Formula 1, and the second liquid crystal compound comprising at least one compound selected from the group represented by Chemical Formula 2,
- wherein each of the first alignment layer and the second alignment layer comprises at least one reactive mesogen selected from the group represented by Chemical Formula 3 and at least one difluoro terphenyl compound selected from the group represented by Chemical Formula 4, or a polymerization product thereof,
- wherein Chemical Formula 1 comprises:
- wherein Chemical Formula 2 comprises:
- wherein Chemical Formula 3 comprises:
- wherein Chemical Formula 4 comprises:
- wherein substituents R1 and R2 represent R—, ROCO—, or RCOO—,
- wherein R comprises an alkyl group having 1 to 15 carbon atoms, the alkyl group comprises an unsaturated or saturated bond, and —CH2— in the alkyl group is substituted or unsubstituted with —O—, —CO—, or —COO—,
- wherein X and Y independently represent a halogen atom or a hydrogen atom, and do not represent the hydrogen atom at the same time, and
- wherein R3, R4, and R5 independently represent an alkyl group, an alkenyl group, or an alkoxy group having 2 to 5 carbon atoms.
A liquid crystal display device, comprising:
- a first substrate comprising a first base substrate, a common electrode disposed on the first base substrate, and a pixel electrode insulated from the common electrode;
- a second substrate facing the first substrate;
- and
- a liquid crystal layer disposed between the first substrate and the second substrate, and the liquid crystal layer comprising a liquid crystal composition,
- wherein the liquid crystal composition comprises a first liquid crystal compound and a second liquid crystal compound, the first liquid crystal compound comprising at least one selected from the group represented by Chemical Formula 1, and the second liquid crystal compound comprising at least one selected from the group represented by Chemical Formula 2, a sum of the first liquid crystal compound and the second liquid crystal compound being from above 0 to about 60 parts by weight based on 100 parts by weight of a total liquid crystal composition,
- wherein Chemical Formula 1 comprises:
- wherein Chemical Formula 2 comprises:
- wherein, substituents R1 and R2 represent R—, ROCO—, or RCOO—,
- wherein R comprises an alkyl group having 1 to 15 carbon atoms, the alkyl group comprises an unsaturated or saturated bond, and —CH2— in the alkyl group is substituted or unsubstituted with —O—, —CO—, or —COO—,
- wherein X and Y independently represent a halogen atom or a hydrogen atom, and X and Y do not represent the hydrogen atom at the same time, and
- wherein R3 represents an alkyl group, an alkenyl group, or an alkoxy group having 2 to 5 carbon atoms.
Dependencies are inferred from the claim text.