A blocking agent dissociation catalyst for blocked isocyanates comprising a nitrogen-containing compound represented by Formula (1a):
wherein D is represented by Formula (2):
wherein R1, R2, R3, R4, and a are as described in the specification.
一种用于封端
异氰酸酯的封端剂解离催化剂,由式(1a)代表的
含氮化合物组成:
其中 D 由式(2)表示:
其中 R1、R2、R3、R4 和 a 如说明书所述。