Curable aqueous polyurethane dispersions
    52.
    发明授权
    Curable aqueous polyurethane dispersions 失效
    可固化水性聚氨酯分散体

    公开(公告)号:US07169841B2

    公开(公告)日:2007-01-30

    申请号:US10311307

    申请日:2001-06-26

    摘要: A curable aqueous polyurethane dispersion substantially comprises a) at least one compound having two free isocyanate groups, at least one allophanate group and at least one C═C double bond capable of free radical polymerization, a carbonyl group or an oxygen atom in the form of an ether function being bonded directly to the double bond, b) at least one compound having at least one group reactive toward isocyanate groups and having a C═C double bond capable of free-radical polymerization, c) if required, at least one compound having at least two groups reactive towards isocyanate groups and selected from hydroxyl, mercapto, primary and/or secondary amino groups, d) at least one compound having at least one group reactive towards isocyanate groups and having at least one acid group, e) at least one basic compound for neutralizing or partially neutralizing the acid groups of the compounds d), and a thermal initiator and is used for coating substrates.

    摘要翻译: 可固化的水性聚氨酯分散体基本上包含a)至少一种具有两个游离异氰酸酯基团的化合物,至少一个脲基甲酸酯基团和至少一个能够自由基聚合的CC双键,羰基或乙醚形式的氧原子 b)至少一种具有至少一个对异氰酸酯基团具有反应性并具有能够进行自由基聚合的CC双键的化合物,c)如果需要,至少一种具有至少两个的化合物 对异氰酸酯基反应并且选自羟基,巯基,伯和/或仲氨基的基团,d)至少一种具有至少一个对异氰酸酯基团具有反应性并具有至少一个酸基团的化合物,e)至少一种碱性化合物 用于中和或部分中和化合物d)的酸基和热引发剂,并用于涂覆基材。

    Radiation-hardenable compounds
    59.
    发明授权
    Radiation-hardenable compounds 失效
    辐射可硬化的化合物

    公开(公告)号:US07576143B2

    公开(公告)日:2009-08-18

    申请号:US11817831

    申请日:2006-03-08

    IPC分类号: C08F2/46 C08G18/00 C08G18/77

    摘要: A polyurethane acrylate (A), comprises, as synthesis components, (a) at least one polyisocyanate which comprises isocyanurate groups, based on 1-isocyanato-3,3,5-trimethyl-5-(isocyanatomethyl)cyclohexane, (b) at least one polyisocyanate which comprises isocyanurate groups, based on hexamethylene diisocyanate, (c) at least one aliphatic and/or cycloaliphatic diisocyanate, (d1) at least one polyetherdiol or polyesterdiol having a molecular weight ranging from 500 to 2000, (d2) optionally, at least one diol having a molecular weight of less than 220 g/mol, (e) at least one compound having at least one group reactive toward isocyanate and at least one unsaturated group capable of free radical polymerization, and (f) optionally, at least one compound having exactly one group reactive toward isocyanate.

    摘要翻译: 聚氨酯丙烯酸酯(A)作为合成成分包含(a)至少一种包含异氰脲酸酯基团的多异氰酸酯,基于1-异氰酸根合-3,3,5-三甲基-5-(异氰酸根合甲基)环己烷,(b)在 至少一种聚异氰酸酯,其包含基于六亚甲基二异氰酸酯的异氰脲酸酯基,(c)至少一种脂族和/或脂环族二异氰酸酯,(d1)至少一种分子量为500至2000的聚醚二醇或聚酯二醇,(d2) 至少一种分子量小于220g / mol的二醇,(e)至少一种具有至少一个对异氰酸酯反应的基团和至少一个能够进行自由基聚合的不饱和基团的化合物,和(f)任选地, 至少一种具有一个对异氰酸酯具有反应性的化合物。