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    • 1. 发明授权
    • High-solids, radiation-curable water-soluble combinations of polyester resins
    • 高固体,可辐射固化的聚酯树脂的水溶性组合
    • US06265461B1
    • 2001-07-24
    • US09383091
    • 1999-08-25
    • Edmund UrbanoUlrike KuttlerMartin GerlitzRami-Raimund Awad
    • Edmund UrbanoUlrike KuttlerMartin GerlitzRami-Raimund Awad
    • C09D16707
    • C09D167/07C08G63/21C08L67/00
    • Radiation curable polyester composition AB, capable of forming solutions or dispersions in water of high solid content which can be produced by mixing or pre-condensing a water soluble, radiation-curable emulsifying resin A which contains ester and acid groups and has an acid number from 20 to 300 mg/g and water-insoluble, radiation-curable polymer B containing ester and/or ether groups, wherein resin A is a reaction product of an alkoxylated polyol A1 having at least 3 hydroxyl groups and 3 to 10 oxyalkylene units per molecule, these oxyalkylene units containing 2 to 4 carbon atoms each, with an &agr;, &bgr;-unsaturated carboxylic acid A2 having each a free carboxyl group per molecule, and a carboxylic acid A3 which is at least tri-functional and wherein polymer B is a reaction product of aliphatic, linear, branched or cyclic alcohols B1 with compounds B2, selected from alkylene oxides B21, dicarboxylic acids B22 and aliphatic lactones B23 having 4 to 12 carbon atoms as well as compounds B3 selected from &agr;,&bgr;-unsaturated carboxylic acids with 1 to 2 carboxyl groups in the molecule, aqueous coating compositions made therefrom, and a method of using these for coating of heat-sensitive substrates.
    • 可辐射固化的聚酯组合物AB,其能够在高固含量的水中形成溶液或分散体,其可通过将含有酯和酸基团并具有酸值的水溶性可辐射固化的乳化树脂A混合或预冷凝来制备 20至300mg / g和含有酯和/或醚基团的水不溶性可辐射固化聚合物B,其中树脂A是每分子具有至少3个羟基和3至10个氧化烯单元的烷氧基化多元醇A1的反应产物 ,各自含有2至4个碳原子的这些氧化烯单元与每分子具有游离羧基的α,β-不饱和羧酸A2和至少三官能的羧酸A3,其中聚合物B是反应 脂肪族,直链,支链或环状醇B1与化合物B2的选自烯化氧B21,二羧酸B22和碳原子数4〜12的脂肪族内酯B23以及组合物 ds B3选自分子中具有1至2个羧基的α,β-不饱和羧酸,由其制备的水性涂料组合物,以及使用它们来涂覆热敏性基材的方法。
    • 2. 发明授权
    • Radiation-curable water-dilutable urethane resins, preparation process
and use
    • 可辐射固化水可稀释的聚氨酯树脂,制备方法和用途
    • US5990192A
    • 1999-11-23
    • US57583
    • 1998-04-09
    • Martin GerlitzRami-Raimund AwadUlrike KuttlerThomas FraydlMartin LeitnerAndreas Kocsar
    • Martin GerlitzRami-Raimund AwadUlrike KuttlerThomas FraydlMartin LeitnerAndreas Kocsar
    • C08G18/67C09D175/14C08G18/62
    • C09D175/14C08G18/6705C08G18/675Y10T428/31591
    • Radiation-curable water-dilutable urethane resins obtainable by reacting cycloaliphatic and/or aromatic diisocyanates with a mixture of a (meth)acryloyl-containing dihydroxy compound in an amount such that the amount of reactive hydroxyl groups present therein is from 0.2 to 0.6 mol, and with a tri or tetrahydric polyol which has been partly esterified with (meth)acrylic acid and has a residual average hydroxyl functionality of from 1.0 to 1.4 in the molecule, in an amount such that the amount of the reactive hydroxyl groups is from 0.4 to 0.8 mol, the sum of the amounts of the reactive hydroxyl groups always being 1.0 mol, and from 40 to 60% of the isocyanate groups being converted into urethane groups, and reacting the resulting intermediate with an aliphatic saturated monocarboxylic acid having at least two hydroxyl groups in an amount such that the amount of the reactive hydroxyl groups is from 0.6 to 1 mol, until the hydroxyl groups have undergone complete reaction and reacting this product, if desired, with further part-esterified polyol in an amount such that the amount of hydroxyl groups in the polyol is from 0 to 0.5 mol until the remaining free isocyanate groups have undergone complete reaction, the molar proportions of the components being chosen so that the ratio of the number of isocyanate groups to the number of hydroxyl groups is from 0.9:1 to 1:1 and the reaction product possesses carboxyl groups in accordance with an acid number of from 20 to 40 mg/g and has a specific double bond content of not more than 3.5 mol/kg.
    • 可通过使脂环族和/或芳族二异氰酸酯与含(甲基)丙烯酰基的二羟基化合物的混合物使其中存在的反应性羟基的量为0.2至0.6mol的量反应得到的可辐射固化水可稀释的聚氨酯树脂, 和与(甲基)丙烯酸部分酯化并且在分子中具有1.0至1.4的残余平均羟基官能度的三元或四元多元醇,其量使得反应性羟基的量为0.4至 0.8mol,反应性羟基的总量总计为1.0mol,异氰酸酯基的40-60%转化为氨基甲酸酯基团,并使得到的中间体与具有至少两个羟基的脂族饱和一元羧酸反应 基团的量使得反应性羟基的量为0.6至1mol,直到羟基已经完全反应并使其反应 是产物,如果需要,还有部分酯化的多元醇的量使得多元醇中羟基的量为0至0.5mol,直到剩余的游离异氰酸酯基团经历了完全反应,选择的组分的摩尔比例 使得异氰酸酯基数与羟基数的比例为0.9:1至1:1,并且反应产物具有根据酸值为20至40mg / g的羧基,并且具有特定的 双键含量不超过3.5 mol / kg。