| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a compound and its composition having a polymerizing group and liquid crystallinity, and a polymer obained by polymerizing the composition and having good optical anisotropy and high transparency or the like. <P>SOLUTION: The compound represented by formula (1): P-Y-(A-Z)<SB>m</SB>-R<SP>a</SP>or formula (2): P-Y-(A-Z)<SB>m</SB>-Y-P (wherein P is CH<SB>2</SB>=CFCOO-, R<SP>a</SP>is an alkyl or the like, A is a divalent cyclic group, Z is a bonding group, Y is an alkylene or the like, and m is an integer of 1-10), the composition comprising the compound, and the polymer or polymer composition thereof, are provided. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
