Patent ID: 6835456
Filing Date: 2004-12-28
Classification: C08G,C09D,G03F,Y10T

Abstract:
A layer-forming antireflective composition, comprising:a base polymer containing at least one of poly(hydroxyamide) and polybenzoxazole; and a dye component selected from the group consisting of methine dyes, methine dye derivatives, azomethine dyes, azomethine dye derivatives, coumarin dyes, coumarin dye derivatives, triphenylmethane dyes, triphenylmethane dye derivatives, azo dyes, and azo dye derivatives; said poly(hydroxyamide) and polybenzoxazole being formed from a monomer having a formula C) or D): n being an integer between 2 and 100 and m is 0 or 1; R being an aromatic or heteroaromatic substituent selected from the group consisting of: m being 0 or 1; and X being a substituent selected from the group consisting of: Y being a radical selected from the group consisting of: Z being a substituent selected from the group consisting of H and C1 to C6 alkyl groups; and E being a radical selected from the group consisting of: q being from 2 to 14; r being from 2 to 18; Z1 being a substituent selected from the group consisting of C1 to C10 alkyl groups and an aryl group; Z2 being a substituent selected from an aryl group and a heteroaryl group; R1 being a substituent selected from the group consisting of: q being from 2 to 14; and r being from 2 to 18.