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Preparation and modification of water-dispersible epoxy curing agent
Author(s): 
Pages: 49-54
Year: Issue:  10
Journal: Electroplating & Finishing

Abstract: 采用不同分子量的聚乙二醇与液体环氧树脂EPON828合成反应型乳化剂,然后将反应型乳化剂链段引入到以液体环氧树脂EPON828与间苯二甲胺为原料合成的端胺基中间体的分子结构中,再用活性稀释剂进行封端,最后加水分散,制得水性环氧固化剂分散体.采用了γ-氨丙基三乙氧基硅烷(即硅烷偶联剂KH-550)对其进行改性.确定了间苯二甲胺与环氧树脂EPON828的摩尔比为2.2:1,聚乙二醇6000与环氧树脂E...
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