Tin-free aqueous polyurethane dispersions
    1.
    发明授权
    Tin-free aqueous polyurethane dispersions 有权
    无锡水性聚氨酯分散体

    公开(公告)号:US08865832B2

    公开(公告)日:2014-10-21

    申请号:US12915304

    申请日:2010-10-29

    摘要: The present invention relates to radiation-curable coating compositions based on tin-free aqueous polyurethane dispersions based on polyurethane acrylates (i), characterized in that the polyurethane acrylate (i) comprises as builder componentsA) one or more compounds with at least one group which is reactive towards isocyanate and at least one unsaturated group which can undergo free radical polymerization,B) one or more compounds which differ from A) and have at least one group which is reactive towards isocyanate,C) one or more compounds with at least one group which is reactive towards isocyanate and additionally at least one group having a hydrophilizing action,D) one or more organic polyisocyanates,which are reacted in the presence ofF) bismuth(III) salt(s) andG) an acid having a pKa of

    摘要翻译: 本发明涉及基于聚氨酯丙烯酸酯(i)的基于无锡水性聚氨酯分散体的可辐射固化涂料组合物,其特征在于聚氨酯丙烯酸酯(i)包含作为助洗剂组分A)一种或多种具有至少一个基团的化合物 其对异氰酸酯和至少一个可以进行自由基聚合的不饱和基团具有反应性,B)一种或多种与A)不同的化合物,并且具有至少一个对异氰酸酯具有反应性的基团,C)至少一种或多种化合物 一个对异氰酸酯反应的基团,另外一个具有亲水作用的基团,D)一种或多种有机多异氰酸酯,它们在F)铋(III)盐和G)存在下反应, pKa <2.5,以及其制备方法,涂料组合物作为漆和/或粘合剂的用途,以及提供有这些漆和/或粘合剂的物体和基材。

    TIN-FREE AQUEOUS POLYURETHANE DISPERSIONS
    2.
    发明申请
    TIN-FREE AQUEOUS POLYURETHANE DISPERSIONS 有权
    无铅水性聚氨酯分散体

    公开(公告)号:US20120041131A1

    公开(公告)日:2012-02-16

    申请号:US12915304

    申请日:2010-10-29

    摘要: The present invention relates to radiation-curable coating compositions based on tin-free aqueous polyurethane dispersions based on polyurethane acrylates (i), characterized in that the polyurethane acrylate (i) comprises as builder componentsA) one or more compounds with at least one group which is reactive towards isocyanate and at least one unsaturated group which can undergo free radical polymerization,B) one or more compounds which differ from A) and have at least one group which is reactive towards isocyanate,C) one or more compounds with at least one group which is reactive towards isocyanate and additionally at least one group having a hydrophilizing action,D) one or more organic polyisocyanates,which are reacted in the presence ofF) bismuth(III) salt(s) andG) an acid having a pKa of

    摘要翻译: 本发明涉及基于聚氨酯丙烯酸酯(i)的基于无锡水性聚氨酯分散体的可辐射固化涂料组合物,其特征在于聚氨酯丙烯酸酯(i)包含作为助洗剂组分A)一种或多种具有至少一个基团的化合物 其对异氰酸酯和至少一个可以进行自由基聚合的不饱和基团具有反应性,B)一种或多种与A)不同的化合物,并且具有至少一个对异氰酸酯具有反应性的基团,C)至少一种或多种化合物 一个对异氰酸酯反应的基团,另外一个具有亲水作用的基团,D)一种或多种有机多异氰酸酯,它们在F)铋(III)盐和G)存在下反应, pKa <2.5,以及其制备方法,涂料组合物作为漆和/或粘合剂的用途,以及提供有这些漆和/或粘合剂的物体和基材。