Patent ID: 8057986
Filing Date: 2011-11-15
Classification: G03F,Y10S

Abstract:
1. A resist pattern, comprising: a resist pattern formed by a method for forming a resist pattern which comprises: A) a step for selectively exposing a resist film formed by a resist material using an exposure light having a wavelength of less than 300 nm; and B) a step for selectively exposing the resist film formed by the resist material using an exposure light having a wavelength of 300 nm or more; wherein the resist material comprises: wherein R where “R 1 ” represents a straight chain, branched or cyclic alkyl group having 1 to 4 carbon atoms, which may be substituted or non-substituted, and “Z” represents a plurality of atoms which forms one of a substituted or non-substituted adamantyl group, and a substituted or non-substituted norbornane functional group, wherein the resist material is a positive resist material.