A radiation-sensitive resin composition includes a solvent and a polymer. The polymer includes a repeating unit represented by a formula (I), a repeating unit represented by a formula (II), or a both thereof. Each of R
1
to R
3
independently represents a hydroxyl group, or the like. At least one of R
1
represents a group having two or more heteroatoms. l is an integer from 1 to 5. Each of m and n is independently an integer from 0 to 5. Each of R
7
and R
11
independently represents a hydrogen atom, or the like. Each of R
8
to R
10
independently represents a hydrogen atom, or the like. A represents —O—, or the like. D represents a substituted or unsubstituted methylene group, or the like.
一种辐射敏感
树脂组合物包括溶剂和
聚合物。该
聚合物包括由式(I)表示的
重复单元,由式(II)表示的
重复单元,或两者兼有。R1至R3中的每一个独立地表示一个羟基或类似物。其中至少一个R1表示具有两个或更多杂原子的基团。l是从1到5的整数。m和n中的每一个独立地是从0到5的整数。R7和R11中的每一个独立地表示
氢原子或类似物。R8到R10中的每一个独立地表示
氢原子或类似物。A表示—O—或类似物。D表示取代或未取代的亚
甲基基团或类似物。