Water-soluble or water-dispersible graft polymers, their preparation and use
    22.
    发明授权
    Water-soluble or water-dispersible graft polymers, their preparation and use 失效
    水溶性或水分散性接枝聚合物,其制备和用途

    公开(公告)号:US06992161B1

    公开(公告)日:2006-01-31

    申请号:US08743071

    申请日:1996-11-04

    摘要: Cationic polyurethanes and polyureas formed from (a) at least one diisocyanate or reaction product thereof with one or more compounds containing two or more active hydrogen atoms per molecule, and (b) at least one diol, primary or secondary amino alcohol, primary or secondary diamine or primary or secondary triamine each with one or more tertiary, quaternary or protonated tertiary amine nitrogen atoms and having a glass transition temperature of at least 25° C. and an amine number of from 50 to 200, based on the non-quaternized or -protonated compounds, or other salts of these polyurethanes and polyureas, are useful as ingredients of cosmetic and pharmaceutical preparations.

    摘要翻译: 由(a)至少一种二异氰酸酯或其反应产物与每分子含有两个或多个活性氢原子的一种或多种化合物形成的阳离子聚氨酯和聚脲,和(b)至少一种二醇,伯或仲氨基醇,伯或仲 二胺或伯或仲三胺各自具有一个或多个叔,季或质子化的叔胺氮原子,并且具有至少25℃的玻璃化转变温度和50至200的胺值,基于未季铵化或 - 质子化合物或这些聚氨酯和聚脲的其它盐可用作化妆品和药物制剂的成分。