发明授权
US4826930A Melamine-diamine condensates and the cure of 1,2-epoxide resins therewith 失效
三聚氰胺 - 二胺缩合物和1,2-环氧树脂的固化

Melamine-diamine condensates and the cure of 1,2-epoxide resins therewith
摘要:
Novel melamine-poly(oxyethylene or oxypropylene) diamine condensates are prepared which have the formula: ##STR1## Wherein: R represents H or--NH--CHR'--(CH.sub.2).sub.x --[--O--CH.sub.2 --CHR"--].sub.n --O--(CH.sub.2).sub.x --CHR'--NH.sub.2R' represents H or --CH.sub.3,R" represents H or -CH.sub.3 or CH.sub.2 CH.sub.3,x represents an integer having a value of 1 or 2, andn is a number having an average value of about 1 to about 2.The melamine-poly(oxyethylene or oxypropylene) diamine condensates have utility as curing agents for epoxy resins.
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