申请人:Yamahara Motohiro
公开号:US20070298191A1
公开(公告)日:2007-12-27
A composition comprising a polymerizable compound of the formula (1) and a rod-shaped polymerizable liquid crystal compound:
P2-E2-X2-B2-A2-(G2)t-Y-(G1)s-A1-B1-X1-E1-P1 (1)
(in the formula (1), Y represents a di-valent group, s and t represent each independently an integer of 0 or 1, G1 and G2 when s and t are 1 represent each independently —CR
1
R
2
—, R
1
and R
2
represent each independently an alkyl group having 1 to 4 carbon atoms, halogen atom or hydrogen atom, A1 and A2 represent each independently a di-valent cyclic hydrocarbon group, di-valent heterocyclic group, methylenephenylene group, oxyphenylene group or thiophenylene group, B1 and B2 represent each independently a di-valent group, X1 and X2 represent each independently a di-valent group, E1 and E2 represent each independently an alkylene group having 2 to 25 carbon atoms, and P1 and P2 represent a hydrogen atom or polymerizable group, at least one of P1 and P2 being a polymerizable group.).
一种组合物,包括具有式(1)的可聚合化合物和棒状可聚合液晶化合物:P2-E2-X2-B2-A2-(G2)t-Y-(G1)s-A1-B1-X1-E1-P1 (1)(在式(1)中,Y代表双价基团,s和t分别独立表示0或1的整数,当s和t为1时,G1和G2分别独立表示—CR1R2—,R1和R2分别独立表示具有1至4个碳原子的烷基、卤素原子或氢原子,A1和A2分别独立表示双价环烃基团、双价杂环烃基团、亚甲基苯基团、氧基苯基团或硫基苯基团,B1和B2分别独立表示双价基团,X1和X2分别独立表示双价基团,E1和E2分别独立表示具有2至25个碳原子的烷基,P1和P2表示氢原子或可聚合基团,其中至少一个是可聚合基团)。