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    • 31. 发明授权
    • Curing agent composition for epoxy resins and epoxy resin composition
    • 环氧树脂固化剂组合物和环氧树脂组合物
    • US08431653B2
    • 2013-04-30
    • US11637117
    • 2006-12-12
    • Shun OgawaHisayuki Kuwahara
    • Shun OgawaHisayuki Kuwahara
    • C08F283/00
    • C08G59/50C08G59/184C08L63/00
    • The present invention relates to a curing agent composition for epoxy resins comprising (A) a polyamine compound which is a reaction product of a compound having at least one glycidyl group in a molecule with a diamine having a specific structure, (B) a polyether-modified polysiloxane having a surface tension in the range of 19 dyne/cm to 25 dyne/cm and (C) an amino group-modified polysiloxane having a total amine value in the range of 150 mgKOH/g to 650 mgKOH/g which can provide excellent curing performances, excellent performances of epoxy resin cured coating films and excellent physical properties of epoxy resin cured products, an epoxy resin composition comprising said curing agent composition for epoxy resins and an epoxy resin cured product obtained by curing said epoxy resin composition.
    • 本发明涉及用于环氧树脂的固化剂组合物,其包含(A)分子中具有至少一个缩水甘油基的化合物与具有特定结构的二胺的反应产物的多胺化合物,(B)聚醚 - 具有19达因/厘米2至25达因/厘米范围内的表面张力的改性聚硅氧烷和(C)总胺值在150mgKOH / g至650mgKOH / g范围内的氨基改性聚硅氧烷,其可以提供 优异的固化性能,环氧树脂固化涂膜的优异性能和环氧树脂固化产物的优异物理性能,包含所述环氧树脂固化剂组合物的环氧树脂组合物和通过固化所述环氧树脂组合物获得的环氧树脂固化产物。