Patent ID: 8252877

Claim:
A polymerizable compound represented by the following general formula (ca-1): wherein A represents an optionally substituted methacryl group, an optionally substituted acryl group or an optionally substituted norbornene group; each Z 1 independently represents a single bond, an ether bond, an ester bond, an amide bond, a urethane bond, or a urea bond; each Z 2 independently represents a single bond or an optionally substituted chain or cyclic alkylene group; each Ta independently represents a halogen atom, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted alkoxy group, an optionally substituted acyl group, an optionally substituted alkyloxycarbonyl group, a carboxy group, a nitrile group, a hydroxyl group, an optionally substituted amide group or an optionally substituted aryl group; and when plural Tas are present, Tas are not bonded to each other to form a ring; m represents an integer of from 1 to 28; n represents an integer of from 0 to 11; and q represents an integer of from 0 to 5.