Patent ID: 9411232
Filing Date: 2016-08-09
CPC Classification: C08L,C09D,G03F,H01L

Claim Text:
1. A fine pattern-forming composition used for miniaturizing a resist pattern by fattening in a process of forming a positive resist pattern from a chemically amplified positive-working type resist composition, consisting essentially of a polymer comprising a repeating unit having an amino group, wherein said amino group is a primary amino group or a secondary amino group, a solvent, an acid selected from the group consisting of sulfonic acid, carboxylic acid, sulfuric acid, nitric acid, and mixtures thereof, wherein said acid is present in an amount from 2.5 to 30 weight % based on the total weight of said polymer, and an optional component selected from the group consisting of a surfactant, a germicide, an antibacterial agent, an antiseptic agent, an anti-mold agent and mixtures thereof.