发明名称 Synthesis of high solids-content wet-strength resin
摘要 Disclosed is an improvement in a method of making a water-soluble epichlorohydrin resin involving reacting epichlorohydrin with a polyaminoamide. The improvement involves preparing the polyaminoamide in the presence of an acid catalyst (low temperature condensation) followed by reaction with epichlorohydrin.
申请公布号 US5644021(A) 申请公布日期 1997.07.01
申请号 US19950487782 申请日期 1995.06.07
申请人 HERCULES INCORPORATED 发明人 MASLANKA, WILLIAM IVALTER
分类号 C08G69/26;C08G69/48;C08G73/02;D21H17/55;D21H17/56;D21H21/06;D21H21/20;(IPC1-7):C08G69/26 主分类号 C08G69/26
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