Patent ID: 8304163
Filing Date: 2012-11-06
Classification: C07J,G03F,Y10S

Abstract:
1. A positive type resist composition comprising a base component (A) that increases its own alkali solubility through the action of an acid, and an acid generator component (B) that generates an acid upon irradiation with radiation, wherein the base component (A) contains a compound (A1) that is a non-polymer having a molecular weight of 500 to 3000, and is decomposed under the action of an acid to produce two or more molecules of a decomposition product having a molecular weight of 200 or more, wherein the compound (A1) is a compound (A1-1) represented by the following general formula (A-1) or (A-2), and wherein the proportion of the compound (A1) in the component (A) is in the range of more than 80 to 100% by weight: (wherein R (wherein R