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    • 3. 发明授权
    • UV-hardenable dispersions based on polyisocyanates
    • 基于多异氰酸酯的UV-可硬化分散体
    • US07868055B2
    • 2011-01-11
    • US12011875
    • 2008-01-30
    • Harald BlumErhard LuehmannStefan SommerChristoph Irle
    • Harald BlumErhard LuehmannStefan SommerChristoph Irle
    • C08G18/04C08G18/79C09D175/14C09J175/14C08J3/28
    • C08G18/792C08G18/12C08G18/283C08G18/284C08G18/3206C08G18/3215C08G18/348C08G18/672C08G18/725C08G18/758C09D175/16C08G18/3228C08G18/0823
    • Aqueous UV-hardenable dispersions are provided, as well as their use for the production of coating agents, in particular coatings for ligneous substrates. The dispersions comprise the reaction product of a) one or more polyisocyanates of which at least one polyisocyanate is an oligomeric polyisocyanate of hexamethylene diisocyanate with urethane, biuret, iminooxadiazindione and/or isocyanurate structural units, b) one or more monohydroxy-functional compounds containing (meth)acryloyl groups, c) at least one component c1), which has a hydrophilising effect on the basis of incorporated (potentially) ionic groups and comprises at least one further isocyanate-reactive group and/or at least one component c2) which contains non-ionically hydrophilically acting groups and comprises at least one further isocyanate-reactive group, d) one or more difunctional and/or polyfunctional amines or hydroxyamines as chain extender, and e) optionally other monomeric, oligomeric and/or polymeric substances, which may optionally also contain further unsaturated groups.
    • 提供了水性UV-可硬化分散体,以及它们用于生产涂层剂的用途,特别是用于木质基材的涂料。 分散体包含a)一种或多种多异氰酸酯的反应产物,其中至少一种多异氰酸酯是六亚甲基二异氰酸酯的低聚多异氰酸酯与氨基甲酸酯,缩二脲,亚氨基恶二嗪二酮和/或异氰脲酸酯结构单元,b)一种或多种单羟基官能化合物,其含有 甲基)丙烯酰基,c)至少一种组分c1),其基于引入的(潜在的)离子基团具有亲水化作用,并且包含至少一种另外的异氰酸酯反应性基团和/或至少一种组分c2),其包含 非离子亲水作用基团,并且包含至少一种另外的异氰酸酯反应性基团,d)一种或多种二官能和/或多官能胺或羟基胺作为扩链剂,和e)任选的其它单体,低聚物和/或聚合物质,其可以 任选地还含有其它不饱和基团。
    • 4. 发明申请
    • UV-hardenable dispersions based on polyisocyanates
    • 基于多异氰酸酯的UV-可硬化分散体
    • US20080194775A1
    • 2008-08-14
    • US12011875
    • 2008-01-30
    • Harald BlumErhard LuehmannStefan SommerChristoph Irle
    • Harald BlumErhard LuehmannStefan SommerChristoph Irle
    • C08G18/00
    • C08G18/792C08G18/12C08G18/283C08G18/284C08G18/3206C08G18/3215C08G18/348C08G18/672C08G18/725C08G18/758C09D175/16C08G18/3228C08G18/0823
    • Aqueous UV-hardenable dispersions are provided, as well as their use for the production of coating agents, in particular coatings for ligneous substrates. The dispersions comprise the reaction product of a) one or more polyisocyanates of which at least one polyisocyanate is an oligomeric polyisocyanate of hexamethylene diisocyanate with urethane, biuret, iminooxadiazindione and/or isocyanurate structural units, b) one or more monohydroxy-functional compounds containing (meth)acryloyl groups, c) at least one component c1), which has a hydrophilising effect on the basis of incorporated (potentially) ionic groups and comprises at least one further isocyanate-reactive group and/or at least one component c2) which contains non-ionically hydrophilically acting groups and comprises at least one further isocyanate-reactive group, d) one or more difunctional and/or polyfunctional amines or hydroxyamines as chain extender, and e) optionally other monomeric, oligomeric and/or polymeric substances, which may optionally also contain further unsaturated groups.
    • 提供了水性UV-可硬化分散体,以及它们用于生产涂层剂的用途,特别是用于木质基材的涂料。 分散体包含a)一种或多种多异氰酸酯的反应产物,其中至少一种多异氰酸酯是六亚甲基二异氰酸酯的低聚多异氰酸酯与氨基甲酸酯,缩二脲,亚氨基恶二嗪二酮和/或异氰脲酸酯结构单元,b)一种或多种单羟基官能化合物,其含有 甲基)丙烯酰基,c)至少一种组分c1),其基于引入的(潜在的)离子基团具有亲水化作用,并且包含至少一种另外的异氰酸酯反应性基团和/或至少一种组分c2),其包含 非离子亲水作用基团,并且包含至少一种另外的异氰酸酯反应性基团,d)一种或多种二官能和/或多官能胺或羟基胺作为扩链剂,和e)任选的其它单体,低聚物和/或聚合物质,其可以 任选地还含有其它不饱和基团。
    • 10. 发明授权
    • Process for the production of sized and/or wet-strength papers, paperboards and cardboards
    • 生产尺寸和/或湿强纸,纸板和纸板的方法
    • US08647471B2
    • 2014-02-11
    • US12975470
    • 2010-12-22
    • Stefan SommerErhard LuehmannSerkan UnalMicheal J. Dvorchak
    • Stefan SommerErhard LuehmannSerkan UnalMicheal J. Dvorchak
    • D21H17/57D21H25/04
    • D21H21/16D21H17/44
    • The present invention relates to a process for the production of sized and/or wet-strength papers, paperboards or cardboards, wherein an aqueous radiation-curable dispersion containing water and at least one polymer, characterized in that the polymer contains cationic groups, is mixed with suspended wood pulp and/or chemical pulp and this mixture is sieved, pressed, thermally dried and then radiation-cured, characterized in that the dispersion is employed in amounts, based on its non-aqueous content in relation to the solid content of the wood pulp and/or chemical pulp, of from 0.001 to 10 wt. %, the papers, paperboards and cardboards produced by this process, and compositions comprising suspended wood pulp and/or chemical pulp and an aqueous radiation-curable dispersion containing at least one polymer, characterized in that the polymer contains cationic groups.
    • 本发明涉及生产尺寸和/或湿强纸,纸板或纸板的方法,其中含有水和至少一种聚合物的含水可辐射固化分散体,其特征在于聚合物含有阳离子基团,混合 用悬浮木浆和/或化学纸浆将该混合物过筛,压制,热干燥,然后进行辐射固化,其特征在于分散体的用量基于其非水含量相对于 木浆和/或化学纸浆,为0.001至10重量% %,由该方法生产的纸,纸板和纸板,以及包含悬浮木浆和/或化学纸浆的组合物和含有至少一种聚合物的水性可辐射固化分散体,其特征在于所述聚合物含有阳离子基团。