Patent ID: 7790356
Filing Date: 2010-09-07
Classification: C08G,C08L,G02B,G03F,Y10S

Abstract:
1. An anti-reflective coating forming composition comprising: a polymer having a structure of formula (1): wherein R 1 and R 2 independently of each other are hydrogen atom, C 1-6 alkyl, C 3-6 alkenyl, benzyl or phenyl, and the phenyl may be substituted by a substituent selected from the group consisting of C 1-6 alkyl, halogen atom, C 1-6 alkoxy, nitro, cyano, hydroxy and C 1-6 alkylthio, or R 1 and R 2 together may form C 3-6 ring, R 3 is C 1-6 alkyl, C 3-6 alkenyl, benzyl or phenyl, and the phenyl may be substituted by a substituent selected from the group consisting of C 1-6 alkyl, halogen atom, C 1-6 alkoxy, nitro, cyano, hydroxy and C 1-6 alkylthio, Q is a group of formula (6) or (7): wherein Q an acid compound or an acid generator, and a solvent, wherein the polymer having the structure of formula (1) is: wherein A 1 , A 2 , A 3 , A 4 , A 5 , A 6 , X 1 and Q are as defined above, or a polymer produced by a reaction of a compound of formula (10) with a compound of formula (11)