RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COMPOUND, AND COMPOUND
申请人:Dazai Takahiro
公开号:US20100178609A1
公开(公告)日:2010-07-15
A resist composition including a base component (A) which exhibits changed solubility in an alkali developing solution under action of an acid, and an acid generator component (B), wherein the base component (A) includes a polymeric compound (A0) containing a structural unit (a0) represented by the general formula (a0-1) shown below:
(wherein, R
1
represents a hydrogen atom, an alkyl group or a halogenated alkyl group; R
2
represents a bivalent linking group containing at least one kind of polar groups selected from the group consisting of —O—, —C(═O)—, —C(═O)—O—, a carbonate linkage (—O—C(═O)—O—), —S—, —S(═O)
2
—, —S(═O)
2
—O—, —NH—, —NR
04
— (wherein, R
04
represents an alkyl group or an acyl group), and —NH—C(═O)—; and R
3
represents a cyclic group containing a sulfonyl group within the ring skeleton).
一种抗蚀组合物,包括一种基础组分(A)和一种酸发生器组分(B),其中基础组分(A)在酸的作用下在碱性显影液中表现出改变的溶解度,基础组分(A)包括一种聚合物化合物(A0),其含有由下式(a0-1)表示的结构单元(a0):(其中,R1表示氢原子、烷基或卤代烷基;R2表示至少包含一种来自羟基、酰基、碳酸酯键(—O—C(═O)—O—)、碳酰基(—C(═O)—)、磺酰基、磺酰基氧、氨基、取代基为烷基或酰基的氮原子和氨基甲酰的偶联基的双价连接基;R3表示环状基团,其在环骨架内含有磺酰基)。