申请人:Sumitomo Chemical Company, Limited
公开号:US10005960B2
公开(公告)日:2018-06-26
Provided is a composition which is to be a raw material of a polarizing film having excellent light fastness. The composition includes a polymerizable liquid crystal compound and a compound represented by the following formula (1):
wherein E represents an electron attractive group having at least 3 carbon atoms or the following group:
wherein R represents a hydrogen atom or a hydrocarbon group having 1 to 20 carbon atoms;
Ar represents a group selected from the following groups:
and A represents a group selected from the following groups:
wherein R2, R3 and R4, and l, m, n, p, and q are defined in the specification.
本发明提供了一种组合物,该组合物可作为具有优异耐光性的偏光膜的原料。该组合物包括一种可聚合液晶化合物和一种由下式(1)表示的化合物:
其中 E 代表至少有 3 个碳原子的引电子基团或以下基团:
其中 R 代表氢原子或具有 1 至 20 个碳原子的烃基;
Ar 代表选自以下基团的一个基团:
和 A 代表选自以下组别的一个基团:
其中 R2、R3 和 R4 以及 l、m、n、p 和 q 的定义见说明书。