发明名称 Glyoxal modified poly(beta-alanine) strengthening resins for use in paper
摘要 Novel resins, useful as strengthening resins for imparting dry and temporary wet strength to paper, are disclosed. The resins are prepared by reacting branched water-soluble poly(beta-alanine) with glyoxal.
申请公布号 US4079043(A) 申请公布日期 1978.03.14
申请号 US19760657673 申请日期 1976.02.12
申请人 HERCULES INCORPORATED 发明人 RAVE, TERENCE W.
分类号 D21H17/54;D21H21/18;D21H21/20;(IPC1-7):C08F8/28;C08G69/50;C08G12/22;D21D3/00 主分类号 D21H17/54
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