Liquid crystal copolymer compound, composition thereof, and polymeric liquid crystal device making use of these.

摘要

Provided is a liquid crystal copolymer compound having a repeating unit represented by the formula <CHEM> wherein A represents a polymeric main chain of a carbon type; and B represents a polyoxyalkylene group or <CHEM> wherein D represents <CHEM> or b and c each representing an integer of 0 to 20; R represents an alkyl group, a phenyl group, a siloxy group or a polysiloxy group; R' represents an alkyl group or a phenyl group; and a represents an integer of 0 to 50. <IMAGE>