Patent ID: 6171754
Filing Date: 2001-01-09
Classification: C08F,G03F,Y10S

Abstract:
A resist composition comprising a copolymer having the formula: ##STR12##wherein R.sub.1 is a C.sub.1 to C.sub.10 aliphatic hydrocarbon containing a hydroxy group or a C.sub.1 to C.sub.10 aliphatic hydrocarbon containing a carboxylic acid group;R.sub.2 is a C.sub.1 to C.sub.10 aliphatic hydrocarbon containing a hydroxy group or a C.sub.1 to C.sub.10 aliphatic hydrocarbon containing a carboxylic acid group; andn is an integer;wherein said copolymer has a weight average molecular weight of from about 3,000 to about 100,000.