Patent ID: 6265131
Filing Date: 2001-07-24
Classification: C07C,G03F,Y10S

Abstract:
A positive photoresist composition comprising a polymer, a photoactived agent and a dissolution inhibitor represented by the following formula (1): ##STR14##wherein R.sub.1 and R.sub.2 each independently is a hydroxyl group, a C.sub.1-8 hydroxyalkyl group, or a C.sub.3-8 hydroxycycloalkyl group; R.sub.3, R.sub.4 and R.sub.5 each independently is a hydrogen, a C.sub.1-8 hydroxyalkyl group, a C.sub.1-6 carboxylic acid or a C.sub.3-8 carboxylic acid ester; and k is an integer of 0, 1, 2, 3, 4, 5 or 6.