树脂固化剂体系中的改善

文档序号:1409192 发布日期:2020-03-06 浏览:24次 >En<

阅读说明:本技术 树脂固化剂体系中的改善 (Improvements in resin curing agent systems ) 是由 M·西蒙斯 S·莫蒂默 N·帕特尔 于 2018-07-05 设计创作,主要内容包括:提供了环氧树脂的固化剂体系,其包含烷基苯二胺和另外的芳族胺。也提供了:烷基苯二胺在用于生产纤维增强的复合材料的灌注方法中增强作为环氧树脂固化剂的芳族胺的性能的用途;可固化环氧树脂组合物,其包含环氧树脂和根据本发明的固化剂体系的混合物;根据本发明的组合物在纤维增强的复合材料的生产中作为可固化树脂的用途和/或在通过灌注方法进行的纤维增强的复合材料的生产中的用途;包含纤维增强材料和固化的环氧树脂的纤维增强的复合材料,该固化的环氧树脂可通过使根据本发明的可固化环氧树脂组合物固化获得;和生产纤维增强的复合材料的方法,其中铺叠纤维增强材料,和在80至130℃的温度将根据本发明的可固化环氧树脂组合物灌注通过纤维增强材料,以及一旦组合物已经灌注纤维增强材料,则将温度升高到150至190℃。(A curing agent system for epoxy resins is provided that includes an alkyl phenylenediamine and an additional aromatic amine. Also provided are: use of an alkyl phenylenediamine to enhance the performance of aromatic amines as curing agents for epoxy resins in a potting process for the production of fiber-reinforced composites; a curable epoxy resin composition comprising a mixture of an epoxy resin and a curing agent system according to the present invention; use of a composition according to the invention as a curable resin in the production of a fibre-reinforced composite and/or in the production of a fibre-reinforced composite by a infusion process; a fibre-reinforced composite material comprising a fibre-reinforcement and a cured epoxy resin, the cured epoxy resin being obtainable by curing a curable epoxy resin composition according to the present invention; and a process for producing a fibre-reinforced composite material, in which a fibre-reinforcement is laid up and a curable epoxy resin composition according to the invention is infused through the fibre-reinforcement at a temperature of from 80 to 130 ℃, and the temperature is raised to from 150 to 190 ℃ once the composition has been infused with the fibre-reinforcement.)

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