COMPOSITION FOR FORMING LIQUID CRYSTAL LAYER, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD FOR PRODUCING LIQUID CRYSTAL DISPLAY DEVICE
申请人:Mizusaki Masanobu
公开号:US20130135570A1
公开(公告)日:2013-05-30
The present invention provides a composition for forming a liquid crystal layer from which a liquid crystal display device hardly generating image sticking can be obtained. The composition for forming a liquid crystal layer according to the present invention contains a liquid crystal material and one or two or more monomers, wherein at least one of the monomers is a phenanthrene derivative represented by the following chemical formula (1):
the following chemical formula (2):
or the following chemical formula (3):
wherein R
1
and R
2
are identical or different, and each denote an -Sp-P group, a hydrogen atom, a halogen atom, a —CN group, a —NO
2
group, a —NCO group, a —NCS group, an —OCN group, a —SCN group, a —SF
5
group, or a straight-chain or branched-chain alkyl group having 1 to 12 carbon atoms; at least one of R
1
and R
2
denotes an -Sp-P group; P denotes a polymerizable group; Sp denotes a straight-chain, branched-chain or cyclic alkylene group or alkyleneoxy group having 1 to 6 carbon atoms, or a direct bond of both groups interposing Sp; a hydrogen atom which R
1
and R
2
have may be replaced by a fluorine atom or a chlorine atom; and a —CH
2
— group which R
1
and R
2
have, unless oxygen atoms, sulfur atoms and nitrogen atoms are mutually adjacent, may be substituted with an —O— group, a —S— group, a —NH— group, a —CO— group, a —COO— group, a —OCO— group, an —O—COO— group, a —OCH
2
— group, a —CH
2
O— group, a —SCH
2
— group, a —CH
2
S— group, a —N(CH
3
)— group, a —N(C
2
H
5
)— group, a —N(C
3
H
7
)— group, a —N(C
4
H
5
)— group, a —CF
2
O— group, a —OCF
2
— group, a —CF
2
S— group, a —SCF
2
— group, a —N(CF
3
)— group, a —CH
2
CH
2
— group, a —CF
2
CH
2
— group, a —CH
2
CF
2
— group, a —CF
2
CF
2
— group, a —CH═CH— group, a —CF═CF— group, a —C≡C— group, a —CH═CH—COO— group, or a —OCO—CH═CH— group.
本发明提供了一种用于形成液晶层的组合物,从中可以获得几乎不产生图像粘连的液晶显示器件。根据本发明的形成液晶层的组合物含有液晶材料和一种或两种或更多单体,其中至少一种单体是由以下化学式(1)表示的菲蒽衍生物,以下化学式(2)或以下化学式(3):其中R1和R2相同或不同,每个表示一个-Sp-P基团、氢原子、卤素原子、-CN基团、-NO2基团、-NCO基团、-NCS基团、-OCN基团、-SCN基团、-SF5基团或1至12个碳原子的直链或支链烷基;其中至少一个R1和R2表示一个-Sp-P基团;P表示可聚合基团;Sp表示1至6个碳原子的直链、支链或环烷基或烷氧基,或者是介于Sp之间的两个基团的直接键;R1和R2的氢原子可以被氟原子或氯原子取代;除非氧原子、硫原子和氮原子相互相邻,否则R1和R2具有的-CH2-基团可以被- O-基团、-S-基团、-NH-基团、-CO-基团、-COO-基团、-OCO-基团、-O-COO-基团、-OCH2-基团、-CH2O-基团、-SCH2-基团、-CH2S-基团、-N(CH3)-基团、-N(C2H5)-基团、-N(C3H7)-基团、-N(C4H5)-基团、-CF2O-基团、-OCF2-基团、-CF2S-基团、-SCF2-基团、-N(CF3)-基团、-CH2CH2-基团、-CF2CH2-基团、-CH2CF2-基团、-CF2CF2-基团、-CH═CH-基团、-CF═CF-基团、-C≡C-基团、-CH═CH-COO-基团或-OCO-CH═CH-基团所取代。