POLYMERIZABLE CHIRAL COMPOUND, POLYMERIZABLE LIQUID CRYSTAL COMPOUND, LIQUID CRYSTAL POLYMER AND OPTICALLY ANISOTROPIC BODY
申请人:Sakamoto Kei
公开号:US20130023637A1
公开(公告)日:2013-01-24
The present invention is to provide a novel polymerizable chiral compound (chiral agent) having high left-handed helical twisting power, a polymerizable liquid crystal composition comprising the polymerizable chiral compound and a polymerizable liquid crystal compound, a liquid crystal polymer, and an optically anisotropic body.
The object was achieved by a left-handed-helix-inducing polymerizable chiral compound represented by the following formula (I), a polymerizable liquid crystal composition comprising the polymerizable chiral compound and a polymerizable liquid crystal compound, a liquid crystal polymer and an optically anisotropic body:
wherein X represents the following formula (X-i) or (X-ii) wherein * represents a bond:
wherein Y1 to Y6 are each one selected from the group consisting of —O—, —S—, —O—C(═O)—, —C(═O)—O— and so on; Yx is one selected from the group consisting of —C(═O)—, —O—C(═O)—, —CH═CH—C(═O)—, —CH
2
— and so on; Yz is one selected from the group consisting of —C(═O)—, —C(═O)—O—, —C(═O)—CH═CH— and so on; G1 and G2 are each a divalent aliphatic group which has 1 to 20 carbon atoms and which may have a substituent; Z1 and Z2 are each an alkenyl group which has 2 to 10 carbon atoms and which may be substituted by a halogen atom; Q1 to Q4 are each a hydrogen atom or an alkyl group which has 1 to 6 carbon atoms and which may have a substituent; A1 to A6 are each a divalent organic group having 1 to 30 carbon atoms; and a and b are each 0 or 1.
本发明提供了一种具有高左旋螺旋扭曲功的新型可聚合手性化合物(手性剂),以及包含可聚合手性化合物和可聚合液晶化合物的可聚合液晶组合物,液晶聚合物和光学各向异性体。通过以下式(I)表示的左旋螺旋诱导可聚合手性化合物,包括可聚合手性化合物和可聚合液晶化合物的可聚合液晶组合物,液晶聚合物和光学各向异性体,达到了该目的:其中X表示以下式(X-i)或(X-ii),其中*表示键;Y1到Y6各自选自由—O—,—S—,—O—C(═O)—,—C(═O)—O—等组成的群;Yx选自—C(═O)—,—O—C(═O)—,—CH═CH—C(═O)—,—CH2—等组成的群;Yz选自—C(═O)—,—C(═O)—O—,—C(═O)—CH═CH—等组成的群;G1和G2各自是具有1至20个碳原子且可能具有取代基的二价脂肪族基;Z1和Z2各自是具有2至10个碳原子且可能被卤素原子取代的烯基基团;Q1至Q4各自是氢原子或具有1至6个碳原子且可能具有取代基的烷基基团;A1至A6各自是具有1至30个碳原子的二价有机基团;a和b各自为0或1。