Patent ID: 6277538
Filing Date: 2001-08-21
Classification: C08F,G03F,Y10S

Abstract:
A photosensitive polymer having a weight-average molecular weight of between about 3,000-100,000 and represented by the following formula: ##STR8##wherein R.sub.1 is tert-butyl, tetrahydropyranyl, 1-alkoxyethyl or 1-alkoxymethyl, R.sub.2 is hydrogen, cyano, hydroxy, hydroxymethyl, carboxylic acid, 2-hydroxyethyloxycarbonyl or tert-butoxycarbonyl, or alicyclic compound, R.sub.3 is hydrogen or methyl, R.sub.4 is hydrogen, 2-hydroxyethyl, isobornyl, tert-butyl, adamantyl, norbornyl or menthyl, l/(l+m+n+p) is between about 0.1-0.5, m/(l+m+n+p) is between about 0.3-0.5, n/(l+m+n+p) is between about 0.0-0.3, and p/(l+m+n+p) is between about 0.0-0.3.