Patent ID: 8329380
Filing Date: 2012-12-11
Classification: C08F,G03F

Abstract:
1. A positive photosensitive resin composition comprising at least: (A) a resin containing a constituent unit represented by following formula (1) having an acid-dissociable group, and a constituent unit having a functional group capable of reacting with a carboxyl group to form a covalent bond, the resin being alkali-insoluble or sparingly alkali-soluble and becoming alkali-soluble when the acid-dissociable group dissociates; and (B) a compound capable of generating an acid upon irradiation with an actinic ray or radiation: wherein R each of R R R wherein the constituent unit having a functional group capable of reacting with a carboxyl group to form a covalent bond is a constituent unit having an oxetane group or a constituent unit which is formed using a radical polymerizable monomer represented by following formula (4): wherein X represents a divalent organic group; R each of R n is an integer of 1 to 10.