Patent ID: 9023584
Filing Date: 2015-05-05
Classification: C07C,G03F,Y10S

Abstract:
1. A radiation-sensitive composition comprising: a compound represented by a formula (1-A-1), a compound represented by a formula (1-B-1), or both thereof; and a polymer comprising a structural unit that comprises an acid-labile group: wherein, in the formulae (1-A-1) and (1-B-1), M R wherein a part or all of hydrogen atoms included in the linear or branched hydrocarbon group having 1 to 30 carbon atoms are substituted with at least one of an aromatic hydrocarbon group or an alicyclic hydrocarbon group, wherein the linear or branched hydrocarbon group having 1 to 30 carbon atoms does not include or includes an ester group, an amide group, a urethane group, a urea group, a carbonate group or a sulfide group between carbon atoms, and wherein a part or all of hydrogen atoms included in the alicyclic hydrocarbon group, the aromatic hydrocarbon group and the heterocyclic group represented by R