申请人:Shimizu Hiroaki
公开号:US09005872B2
公开(公告)日:2015-04-14
A resist composition including a base component (A) which exhibits changed solubility in a developing solution under action of acid, a basic-compound component (C) and an acid-generator component (B) which generates acid upon exposure, the component (B) including a compound represented by formula (b1), and the component (C) including at least one compound represented by formulas (c1) to (c3) (wherein Z1 represents a ring skeleton-containing hydrocarbon group, Q1 represents a divalent linking group containing oxygen, Y1 represents a fluorinated alkylene group, M+ represents an organic cation, R1 represents a fluorinated alkyl group or a hydrocarbon group, L1+ and L2+ represents a sulfonium or an iodonium, Z2 represents a hydrogen atom or a hydrocarbon group, Y2 represents a single bond or a divalent linking group containing no fluorine, R2 represents an organic group, Y3 represents an alkylene group or an arylene group; and Rf represents a fluorine-containing hydrocarbon group).
一种抗蚀组合物,包括在酸的作用下在显影溶液中表现出改变溶解度的基础组分(A),以及在暴露后生成酸的酸发生剂组分(B)和碱性化合物组分(C),其中组分(B)包括由式(b1)表示的化合物,组分(C)包括至少一种由式(c1)到(c3)表示的化合物(其中Z1表示含环骨架的烃基,Q1表示含氧的双价连接基团,Y1表示氟化烷基基团,M+表示有机阳离子,R1表示氟化烷基基团或烃基,L1+和L2+表示砜或碘化物,Z2表示氢原子或烃基,Y2表示不含氟的双价连接基团或单键,R2表示有机基团,Y3表示烷基基团或芳基基团;Rf表示含氟烃基)。