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    • 51. 发明授权
    • Acrylic composition and a curable coating composition including the same
    • 丙烯酸组合物和包含其的可固化涂料组合物
    • US07375174B2
    • 2008-05-20
    • US11088217
    • 2005-03-23
    • Swaminathan RameshMarvin L. Green
    • Swaminathan RameshMarvin L. Green
    • C08F8/00C08F118/02
    • C09D133/14C08F8/00C08F265/04C08F283/06C08F285/00C08F287/00C08F290/06C08F290/14C08K5/1515C08K5/205C08L51/003C08L51/08C08L79/02C09D133/068C09D151/003C09D151/08C08F220/00C08L2666/02
    • An acrylic composition includes the reaction product of an acrylic polymer, a carboxylic acid compound, and an alkyl carbamate. The acrylic polymer includes the reaction product of a functionalized monomer, a first compound reactive with the functionalized monomer to form a functionalized intermediate, and a highly branched, polyfunctional core molecule reactive with the functionalized intermediate. The first compound includes vinyl functionality reactive with the functionalized monomer and epoxy functionality. The carboxylic acid compound has carboxylic acid functionality that is reactive with the acrylic polymer. The alkyl carbamate is reactive with the hydroxyl-functional acrylic polymer to form the acrylic composition. The acrylic composition is highly-branched and, when used in coating compositions in combination with a suitable cross-linking agent, enhances recoat adhesion and produces cured films that have optimum scratch, mar, and chip performance, and acid etch resistance.
    • 丙烯酸组合物包括丙烯酸类聚合物,羧酸化合物和氨基甲酸烷基酯的反应产物。 丙烯酸类聚合物包括官能化单体,与官能化单体反应形成官能化中间体的第一化合物和与官能化中间体反应的高支化多官能核心分子的反应产物。 第一种化合物包括与官能化单体和环氧官能团反应的乙烯基官能团。 羧酸化合物具有与丙烯酸类聚合物反应的羧酸官能团。 氨基甲酸烷基酯与羟基官能的丙烯酸聚合物反应形成丙烯酸组合物。 丙烯酸组合物是高度支化的,并且当与合适的交联剂组合使用在涂料组合物中时,增强了再涂层粘附性并产生具有最佳划痕,耐磨性和耐磨蚀性的固化膜。
    • 53. 发明申请
    • Clearcoat paint composition
    • 清漆涂料组成
    • US20070059451A1
    • 2007-03-15
    • US11227891
    • 2005-09-15
    • Swaminathan RameshHeinz-Peter Rink
    • Swaminathan RameshHeinz-Peter Rink
    • B05D7/00
    • C09D201/025B05D7/577B05D2502/005C08J7/047C08J2369/00C08J2433/00C08L33/06C09D133/14C08L2666/04
    • A coating composition including an aqueous dispersion of a copolymerization product of a mixture of monomers including carbamate-functional and (meth)acrylic monomers, some having carboxylic acid-functionality. The monomer mixture is essentially free of hydroxyl monomer. The coating can be applied on a polycarbonate substrate. The coating composition may be a clearcoat coating composition, preferably an automotive clearcoat coating composition. The invention provides a method of producing such a coating and application on a substrate, particularly as a basecoat/clearcoat composite coating, with the coating composition of the invention preferably being at least the clearcoat of the composite coating. If the substrate is a polycarbonate, the clearcoat can be applied directly on the substrate without any primer or basecoat.
    • 一种涂料组合物,其包含包含氨基甲酸酯官能和(甲基)丙烯酸单体的单体混合物的共聚产物的水分散体,一些具有羧酸官能团。 单体混合物基本上不含羟基单体。 涂层可以涂在聚碳酸酯基材上。 涂料组合物可以是透明涂料涂料组合物,优选汽车透明涂料涂料组合物。 本发明提供了一种在基材上,特别是作为底涂/透明涂层复合涂层生产这种涂料和涂料的方法,本发明的涂料组合物优选至少为复合涂料的透明涂料。 如果基材是聚碳酸酯,则可以将透明涂层直接涂布在基材上,而无需任何底漆或底漆。
    • 56. 发明申请
    • Acrylic composition and a curable coating composition including the same
    • 丙烯酸组合物和包含其的可固化涂料组合物
    • US20050197451A1
    • 2005-09-08
    • US11088218
    • 2005-03-23
    • Swaminathan RameshMarvin Green
    • Swaminathan RameshMarvin Green
    • C08F118/02C08K3/00C08L51/00
    • C09D133/14C08F8/30C08F265/04C08F283/06C08F285/00C08F287/00C08F290/06C08F290/14C08K5/1515C08K5/205C08L51/003C08L51/08C08L79/02C09D133/068C09D151/003C09D151/08C08F220/00C08L2666/02
    • An acrylic composition includes the reaction product of an acrylic polymer, a carbamate having anhydride-reactive functionality and carbamate functionality, and a carboxylic acid anhydride that is reactive with the carbamate to form a carboxylic acid carbamate. The acrylic polymer includes the reaction product of a functionalized monomer, a first compound reactive with the functionalized monomer to form a functionalized intermediate, and a highly branched, polyfunctional core molecule reactive with the functionalized intermediate. The first compound includes vinyl functionality reactive with the functionalized monomer and epoxy functionality. The carboxylic acid carbamate has the carbamate functionality and carboxylic acid functionality that is reactive with the acrylic polymer. The acrylic composition is highly-branched and, when used in coating compositions in combination with a suitable cross-linking agent, enhances recoat adhesion and produces cured films that have optimum scratch, mar, and chip performance, and acid etch resistance.
    • 丙烯酸组合物包括丙烯酸类聚合物,具有酸酐反应性官能团的氨基甲酸酯和氨基甲酸酯官能团的反应产物和与氨基甲酸酯反应形成羧酸氨基甲酸酯的羧酸酐。 丙烯酸类聚合物包括官能化单体,与官能化单体反应形成官能化中间体的第一化合物和与官能化中间体反应的高支化多官能核心分子的反应产物。 第一种化合物包括与官能化单体和环氧官能团反应的乙烯基官能团。 羧酸氨基甲酸酯具有与丙烯酸聚合物反应的氨基甲酸酯官能度和羧酸官能度。 丙烯酸组合物是高度支化的,并且当与合适的交联剂组合使用在涂料组合物中时,增强了再涂层粘附性并产生具有最佳划痕,耐磨性和耐磨蚀性的固化膜。
    • 58. 发明授权
    • Water-based coating composition having carbonate—amine cross-linking, method of preparing the same, and a cured film thereof
    • 具有碳酸酯 - 胺交联的水性涂料组合物,其制备方法及其固化膜
    • US06403709B2
    • 2002-06-11
    • US09747475
    • 2000-12-22
    • Swaminathan RameshPaul LessekWolfgang Bremser
    • Swaminathan RameshPaul LessekWolfgang Bremser
    • C08L5300
    • C08F212/32C08F8/32C08F293/005
    • The present invention is directed to a curable, water-based coating composition utilized in waterborne coating systems. The coating composition is the reaction product of a water-based copolymer prepared by free-radical polymerization, and a cross-linking agent. The copolymer is the reaction product of a first block and a second block. The first block is the reaction product of a first ethylenically unsaturated monomer, acrylic acid, and a second ethylenically unsaturated monomer, methyl methacrylate, as wells as the reaction product of a vinylaromatic hydrocarbon monomer, diphenylethylene. The second block is the reaction product of a plurality of ethylenically unsaturated monomers, styrene, 2-ethylhexyl methacrylate, cyclohexyl methacrylate, and carbonate-modified glycidyl methacrylate including a carbonate functional group. The cross-linking agent, triaminononane, includes amino functional groups that react with the carbonate functional group to establish a coating composition having of carbonate—amine cross-linking. Methods for preparing the coating composition and a cured film are also disclosed.
    • 本发明涉及用于水性涂料体系中的可固化的水性涂料组合物。 涂料组合物是通过自由基聚合制备的水基共聚物和交联剂的反应产物。 共聚物是第一嵌段和第二嵌段的反应产物。 第一个嵌段是第一个烯属不饱和单体,丙烯酸和第二个烯属不饱和单体,甲基丙烯酸甲酯作为乙烯基芳族烃单体,二苯基乙烯的反应产物的反应产物。 第二嵌段是多种烯属不饱和单体,苯乙烯,甲基丙烯酸2-乙基己酯,甲基丙烯酸环己酯和碳酸酯改性的含有碳酸酯官能团的甲基丙烯酸缩水甘油酯的反应产物。 交联剂三氨基壬烷包括与碳酸酯官能团反应以形成具有碳酸酯 - 胺交联的涂料组合物的氨基官能团。 还公开了制备涂料组合物和固化膜的方法。