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    • 3. 发明授权
    • Coating composition containing an amine functional dispersed polymer and
an isocyanate curing agent
    • 含有胺官能分散聚合物和异氰酸酯固化剂的涂料组合物
    • US5859136A
    • 1999-01-12
    • US963184
    • 1997-11-03
    • Christopher ScopazziLaura A. LewinSamuel J. Kincaid
    • Christopher ScopazziLaura A. LewinSamuel J. Kincaid
    • C08F8/30C08F290/04C08G18/62C08G18/63C09D155/00C09D175/04C08G63/48C08L51/00C08L75/00
    • C09D175/04C08F290/04C08F8/32C08G18/6254C08G18/6283C08G18/633C09D155/005Y10S525/902
    • A coating composition containing about 40-90% by weight of film forming binder and 10-60% by weight of an organic liquid carrier;wherein the binder contains about(a) 50-90% by weight, based on the weight of the binder, of a dispersed acrylic polymer having(i) a core of gelled polymerized ethylenically unsaturated monomers which is not soluble in the organic liquid carrier and having amine functional groups and having chemically grafted thereto(ii) substantially linear stabilizer polymeric components that are soluble in the organic liquid carrier and comprise polymerized ethylenically unsaturated monomers and have a weight average molecular weight of about 1,000-20,000 determined by GPC (gel permeation chromatography) using polystyrene as the standard;wherein the monomers of the core and the stabilizer polymeric components are individually selected from the following group of monomers of alkyl (meth)acrylates, wherein the alkyl groups have 1-12 carbon atoms, hydroxy alkyl (meth)acrylate, wherein the alkyl groups have 1-4 carbons atoms, styrene, alkyl styrene, vinyl toluene, acrylonitrile, glycidyl (meth)acrylate, isobornyl (meth)acrylate, alpha-beta ethylenically unsaturated monocarboxylic acids and any mixtures thereof and the core contains about 5-40% by weight of polymerized ethylenically unsaturated glycidyl (meth)acrylate monomers reacted with a primary amine or a ketimine forming amine functional components that are capable of reacting with component (b); and(b) 10-50% by weight, based on the weight of the binder, of an organic polyisocyanate crosslinking agent.
    • 一种涂料组合物,其含有约40-90重量%的成膜粘合剂和10-60重量%的有机液体载体; 其中所述粘合剂含有基于粘合剂重量的约(a)约50-90重量%的分散的丙烯酸类聚合物,其具有(i)不溶于有机液体载体的胶凝聚合的烯键式不饱和单体的芯和 具有胺官能团并且化学接枝到其上(ii)可溶于有机液体载体并且包含聚合的烯键式不饱和单体并且通过GPC(凝胶渗透色谱法测定)的重均分子量为约1,000-20,000的基本上线性的稳定剂聚合物组分 )以聚苯乙烯为标准; 其中所述核心和稳定剂聚合物组分的单体分别选自(甲基)丙烯酸烷基酯(其中烷基具有1-12个碳原子)的下列单体,(甲基)丙烯酸羟烷基酯,其中烷基具有 1-4个碳原子,苯乙烯,烷基苯乙烯,乙烯基甲苯,丙烯腈,(甲基)丙烯酸缩水甘油酯,(甲基)丙烯酸异冰片酯,α-β-烯键式不饱和一元羧酸及其任何混合物,核包含约5-40重量% 聚合的烯键式不饱和缩水甘油基(甲基)丙烯酸酯单体与伯胺或酮亚胺反应,形成胺能与组分(b)反应的官能组分; 和(b)基于粘合剂重量的10-50重量%的有机多异氰酸酯交联剂。