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    • 15. 发明授权
    • Aspartate-terminated urea/urethane prepolymers and their use in coating compositions
    • 天冬氨酸封端的脲/氨基甲酸酯预聚物及其在涂料组合物中的用途
    • US06355829B2
    • 2002-03-12
    • US09389686
    • 1999-09-02
    • Richard R. RoeslerLyubov K. GindinP. Richard Hergenrother
    • Richard R. RoeslerLyubov K. GindinP. Richard Hergenrother
    • C07C22506
    • C09D175/02C08G18/10C08G18/12C08G18/3821C08G18/3829
    • The present invention relates to aspartate-terminated urea/urethane prepolymers that are based on the reaction products of NCO prepolymers with compounds corresponding to the formula wherein X represents an organic group which has a valency of n and is inert towards isocyanate groups at a temperature of 100° C. or less, R1 and R2 may be identical or different and represent organic groups which are inert towards isocyanate groups at a temperature of 100° C. or less, R3 and R4 may be identical or different and represent hydrogen or organic groups which are inert towards isocyanate groups at a temperature of 100° C. or less and n represents an integer with a value of at least 2, at an equivalent ratio of aspartate groups to isocyanate groups of 1.5:1 to 20:1. The present invention also relates to coating compositions containing the aspartate-terminated urea/urethane prepolymers and a polyisocyanate.
    • 本发明涉及基于NCO预聚物与对映体的相应化合物的反应产物的天冬氨酸酯封端的脲/氨基甲酸酯预聚物,X表示在100℃的温度下具有n价并且对异氰酸酯基呈惰性的有机基团 C或更少,R 1和R 2可以相同或不同,并且表示在100℃或更低的温度下对异氰酸酯基团呈惰性的有机基团,R 3和R 4可以相同或不同,表示氢或有机基团, 在100℃或更低的温度下对异氰酸酯基团是惰性的,并且n代表值为至少2的整数,天冬氨酸基团与异氰酸酯基团的当量比为1.5:1至20:1。本发明还涉及 包含天冬氨酸封端的脲/氨基甲酸酯预聚物和多异氰酸酯的涂料组合物。
    • 18. 发明授权
    • Low surface energy, ethylenically unsaturated polyisocyanate addition compounds and their use in coating compositions
    • 低表面能,烯键式不饱和多异氰酸酯加成化合物及其在涂料组合物中的应用
    • US07759447B2
    • 2010-07-20
    • US11281079
    • 2005-11-17
    • Carol L. KinneyRichard R. RoeslerJames T. GarrettAaron Lockhart
    • Carol L. KinneyRichard R. RoeslerJames T. GarrettAaron Lockhart
    • C08G18/67C08G18/28C08G18/10C08F2/46
    • C08G18/2885C08G18/672C08G18/791C08G18/798C09D175/16
    • The present invention is directed to polyisocyanate addition compounds which i) are substantially free from isocyanate groups and are prepared from one or more a) polyisocyanate adducts and/or b) NCO prepolymers, ii) contain urethane groups, iii) contain fluorine in an amount of 0.01 to 50% by weight, and iv) contain ethylenically unsaturated groups in an amount of 2 to 40% by weight, wherein the preceding percentages are based on the solids content of the polyisocyanate addition compounds. The fluorine is incorporated by reacting an isocyanate group with a compound containing two or more carbon atoms, one or more hydroxyl groups and one or more fluorine atoms to form urethane and optionally allophanate groups. More than 50 mole % of the groups that incorporate fluorine into the addition compounds are urethane groups. The polyisocyanate addition compounds are useful in coating compositions that are curable by free radical polymerization.
    • 本发明涉及多异氰酸酯加成化合物,其i)基本上不含异氰酸酯基团,并且由一种或多种a)多异氰酸酯加合物和/或b)NCO预聚物制备,ii)含有氨基甲酸酯基团,iii)含有一定量的氟 为0.01〜50重量%,iv)含有2〜40重量%的烯键式不饱和基团,其中前述百分数是基于多异氰酸酯加成化合物的固体含量。 通过使异氰酸酯基团与含有两个或更多个碳原子,一个或多个羟基和一个或多个氟原子的化合物反应来形成氟,以形成氨基甲酸酯和任选的脲基甲酸酯基。 将氟加入加成化合物的基团的50摩尔%以上是氨基甲酸酯基。 多异氰酸酯加成化合物可用于通过自由基聚合可固化的涂料组合物。