Patent ID: 7125647
Filing Date: 2006-10-24
Classification: G02B,G03F

Abstract:
1. A composition comprising: (A) a decomposable compound; (B) a hydrolyzate of at least one compound selected from the group consisting of an alkoxide represented by the following formula (1′): wherein M is a positive divalent to pentavalent atom, R is an alkyl group or aryl group, Y is a hydrogen atom, alkyl group, aryl group, hydroxyl group, alkoxyl group or aryloxy group, and m and n are each independently an integer of 0 or more, with the proviso that (m+n) is equal to the valence of M, and a halogen compound represented by the following formula (2′): wherein M, Y, m and n are as defined in the above formula (1′), and X is a halogen atom; and (C) a radiation sensitive decomposer, wherein the radiation sensitive decomposer (C) comprises a radiation sensitive acid generator or a radiation sensitive base generator, and wherein the decomposable compound (A) comprises a polymer having at least one of structures represented by the following formulas (1) to (6) and (7) to (11): wherein R wherein M is Si or Ge, R wherein R wherein R wherein R wherein R wherein R wherein R wherein R wherein R wherein R wherein R