申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:EP0304136A2
公开(公告)日:1989-02-22
A photosensitive composition comprising:
(a) a polymer having recurring units represented by the formula
wherein
X is a (2 + m) valent C6-30 carbocyclic group or heterocyclic group ;
Y is a (2 + n) valent C6-30 carbocyclic group or heterocyclic group ;
A is -COOR* or -COO⊖R**⊕ wherein each of R* and R** is a group having a carbon-carbon double bond ;
W is a group capable of reacting with the carbonyl group of A to form a ring on heating ;
A and W are arranged in ortho- or peri- position to z ;
m is 1 or 2 ; and
n is 0, 1 or 2 ,
(b) 1 to 20 % by weight, based on the weight of polymer (a), of. a compound having a terminal ethylenically unsaturated group ;
(c) 0.1 to 20 % by weight, based on the weight of polymer (a), of an oxime ester compound represented by the formula
wherein each of R1, R2 and R3 is a hydrogen atom, a C1-6 alkyl group, a C1-6 alkoxy group or a nitro group; R4 is a C7-11 aromatic acyl group, a C2-7 aliphatic acyl group, a C2-7 alkoxycarbonyl group, a C6-10 aromatic sulfonyl group or a C1-6 aliphatic sulfonyl group ; and R5 is a C1-6 alkyl group, a C1-6 alkoxy group, a C6-1o aromatic group or a C6-10 aryloxy group ; and
(d) 0.01 to 10 % by weight, based on the weight of polymer (a), of a coumarin compound represented by the formula
wherein R6 is a methyl group or an ethyl group ; and R7 is a C1-7 alkoxy group.
一种光敏组合物,包括
(a) 具有由式表示的递归单元的聚合物
其中
X 是(2+m)价的 C6-30 碳环基团或杂环基团;
Y 是(2+n)价的 C6-30 碳环基团或杂环基团;
A 是 -COOR* 或 -COO⊖R**⊕ 其中每个 R* 和 R** 是具有碳碳双键的基团;
W 是在加热时能与 A 的羰基反应形成环的基团;
A 和 W 与 z 正交或近交排列;
m 是 1 或 2 ;以及
n 为 0、1 或 2、
(b) 具有末端乙烯不饱和基团的化合物,以聚合物(a)的重量计,含量为 1%至 20%; (c) 具有末端乙烯不饱和基团的化合物,含量为 0.1%至 20%;
(c) 以聚合物(a)的重量为基准,0.1%至 20%的肟酯化合物,其代表式为
其中 R1、R2 和 R3 各为氢原子、C1-6 烷基、C1-6 烷氧基或硝基;R4 为 C7-11 芳族酰基、C2-7 脂肪族酰基、C2-7 烷氧基羰基、C6-10 芳族磺酰基或 C1-6 脂肪族磺酰基;R5 为 C1-6 烷基、C1-6 烷氧基、C6-1o 芳族酰基或 C6-10 芳氧基;以及 R4 为 C7-11 芳族酰基、C2-7 脂肪族酰基、C2-7 烷氧基羰基、C6-10 芳族磺酰基或 C1-6 脂肪族磺酰基。
(d) 以聚合物(a)的重量为基准,0.01%至 10%的香豆素化合物,其代表式为
其中 R6 为甲基或乙基;R7 为 C1-7 烷氧基。