Patent ID: 6548219
Filing Date: 2003-04-15
Classification: C08F,G03F,Y10S

Abstract:
A copolymer prepared by copolymerization of a norbornene monomer having the structure (I) wherein m is zero or 1, r is zero or 1, L is an alkylene or oxyalkylene linking group, R1 is linear or branched fluoroalkyl, R2 is linear or branched alkyl or fluoroalkyl, and R3 is hydrogen, alkyl, â€”C(O)R, â€”CH2â€”C(O)OR, C(O)OR, or Si(R)3 wherein R is alkyl, and at least one additional monomer having the structure (II) wherein R4 is â€”COOH, â€”CN, an amide, an acid-inert ester, or an acid-cleavable functionality.