Chiral agent for liquid crystal, liquid crystal composition and polymer, as well as filter for optical recording medium, optical recording medium and color filter liquid for crystal
申请人:Yumoto Masatoshi
公开号:US20070228325A1
公开(公告)日:2007-10-04
The chiral agent used for liquid crystal according to the present invention comprises a phosphoric acid amide represented by General Formula (1) below:
in General Formula (1), the binaphthyl structure has an axial asymmetry of either (R) or (S); R
1
and R
2
may be identical or different and each represents a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkenyl group, an alkynyl group or an alkoxy group; R
3
and R
4
may be identical or different and each represents a hydrogen atom, an alkyl group or an aryl group.