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    • 3. 发明授权
    • Acetoacetoxy and enamine compounds and coatings therefrom
    • 乙酰乙酰氧基和烯胺化合物及其涂料
    • US09567422B2
    • 2017-02-14
    • US13577039
    • 2011-02-04
    • Dean C. WebsterThomas J. NelsonXiao Pan
    • Dean C. WebsterThomas J. NelsonXiao Pan
    • C07C229/30C07H15/04C09D105/00C08G16/02C08G2/12C08G12/06C09D161/00
    • C08G16/0212C08G2/12C08G12/06C09D161/00
    • The invention relates to enamine resins which are the reaction products of a) an acetoacetylated resin, and a C1-C20 alkyl amine or a mixture of C1-C20 alkyl amines. The acetoacetylated resin is the reaction product of a polyol having 4 or more hydroxyl groups; and at least one acetoacetate. The invention also relates to an acetoacetylated resin which is the reaction product of a polyol having 4 or more hydroxyl groups and at least one acetoacetate, where a portion of the hydroxyl groups of the polyol are replaced by acetoacetate groups and the remaining hydroxyl groups are replaced by a saturated monofunctional carboxylic acid ester, unsaturated monofunctional carboxylic acid ester, or a mixture thereof; as well as to enamine resins prepared from these acetoacetylated resins. The invention also relates to curable coating compositions containing such resins or a mixture of those resins, at least one metallic drier compound; and optionally one or more solvents.
    • 本发明涉及烯胺树脂,其是a)乙酰乙酰化树脂和C 1 -C 20烷基胺或C 1 -C 20烷基胺的混合物的反应产物。 乙酰乙酰化树脂是具有4个以上羟基的多元醇的反应产物; 和至少一种乙酰乙酸酯。 本发明还涉及乙酰乙酰化树脂,其是具有4个或更多个羟基和至少一个乙酰乙酸酯的多元醇的反应产物,其中多羟基的一部分羟基被乙酰乙酸酯基团取代并且剩余的羟基被替换 饱和单官能羧酸酯,不饱和单官能羧酸酯或其混合物; 以及烯化由这些乙酰乙酰化树脂制备的树脂。 本发明还涉及含有这些树脂的可固化涂料组合物或这些树脂的混合物,至少一种金属干燥剂化合物; 和任选的一种或多种溶剂。
    • 4. 发明授权
    • UV-curable low surface energy coatings
    • 紫外线固化低表面能涂层
    • US08703838B2
    • 2014-04-22
    • US12867901
    • 2009-02-20
    • Dean C. WebsterNeena RavindranAnkit Vora
    • Dean C. WebsterNeena RavindranAnkit Vora
    • B32B17/10C03C25/10C08G77/04C08J7/04
    • C08G63/6958C08G77/445Y10T428/31663
    • The invention provides an improved unsaturated polyester prepared from the polycondensation of unsaturated diacid monomers or unsaturated acid anhydride mononers and polyol monomers and, optionally, one or more saturated aliphatic or aromatic diacid monomers or anhydride monomers thereof. The improvement comprises 0.5 to 50 weight percent, based on the total monomer weight, of a hydroxyalkyl-functional siloxane of formula (1) below. The invention also relates to a UV curable coating formulation containing a siloxane-functional unsaturated polyester resin, a vinyl ether functional diluents and a photoinitiator. The invention further provides a method of preparing an article with a low-surface energy coating. According to the method, at least one surface of an article with a coating formulation of the invention; and the coating is then cured as described above with UV light to form a low-surface energy coating on the surface. The invention also relates to articles having a low-surface energy coating according to the invention.
    • 本发明提供由不饱和二酸单体或不饱和酸酐单体和多元醇单体和任选的一种或多种饱和脂族或芳族二酸单体或其酸酐单体的缩聚制备的改进的不饱和聚酯。 基于总单体重量,改进剂为下式(1)的羟烷基官能的硅氧烷的0.5至50重量%。 本发明还涉及含有硅氧烷官能的不饱和聚酯树脂,乙烯基醚官能的稀释剂和光引发剂的可UV固化的涂料配方。 本发明还提供了一种制备具有低表面能涂层的制品的方法。 根据该方法,具有本发明的涂层制剂的制品的至少一个表面; 然后如上所述用UV光固化涂层,以在表面上形成低表面能的涂层。 本发明还涉及具有根据本发明的低表面能涂层的制品。