CURING AGENT FOR WATER-BASED EPOXY RESIN, WATER-BASED EPOXY RESIN COMPOSITION, AND CURED PRODUCT THEREOF
申请人:MITSUBISHI GAS CHEMICAL COMPANY, INC.
公开号:EP3805288A1
公开(公告)日:2021-04-14
Provided is a curing agent for a water-based epoxy resin, which contains the following component (A) and component (B):
(A): at least one selected from the group consisting of a polyamide amine-based curing agent (a1), a reaction product (a2) of a polyamine compound and a polyepoxy compound, and a Mannich reaction product (a3) of a polyamine compound, a phenol compound, and an aldehyde compound;
(B): at least one selected from the group consisting of a reaction product (b1) of styrene and an amine compound represented by the following formula (1), and a reaction product (b2) of epichlorohydrin and an amine compound represented by the following formula (1):
H2N-CH2-A-CH2-NH2 (1)
wherein A is a 1,2-phenylene group, a 1,3-phenylene group, or a 1,4-phenylene group.
本发明提供了一种用于水基环氧树脂的固化剂,它包含以下组分(A)和组分(B):
(A): 至少一种选自由聚酰胺胺基固化剂(a1)、聚胺化合物和聚环氧化合物的反应产物(a2)以及聚胺化合物、苯酚化合物和醛化合物的曼尼希反应产物(a3)组成的组;
(B) 至少一种选自苯乙烯与下式(1)代表的胺化合物的反应产物(b1),以及环氧氯丙烷与下式(1)代表的胺化合物的反应产物(b2):
H2N-CH2-A-CH2-NH2 (1)
其中 A 是 1,2-亚苯基、1,3-亚苯基或 1,4-亚苯基。