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    • 22. 发明授权
    • Water-based coatings with reduced solvent or water popping and sagging
    • 水性涂​​料具有减少溶剂或水的流失和流挂
    • US4065416A
    • 1977-12-27
    • US618584
    • 1975-10-01
    • Roger M. ChristensonClarence E. Evjen
    • Roger M. ChristensonClarence E. Evjen
    • C09D133/24C08L33/02
    • C09D133/24
    • This invention relates to a water-based coating composition in which solvent or water popping and sagging are eliminated or substantially reduced. The composition comprises a thermosetting, film-forming organic binder dispersed in an aqueous medium containing from 60 to 100 parts by weight of water and from 0 to 40 parts by weight of a volatile organic solvent. The organic binder is formulated from (a) an acid-containing interpolymer adapted to be dissolved or dispersed in water with the aid of a base and (b) a water-soluble or water-dispersible polyether polyol or polyester polyol having a molecular weight of at least 300. The interpolymer consists essentially of the interpolymerization product of an N-alkoxyalkyl-substituted amide, an alpha, beta-ethylenically unsaturated carboxylic acid, and at least one other monomer containing a ##STR1## In addition to the elimination of, or substantial reduction in solvent or water popping and sagging of the composition, films formed from the compositions exhibit good properties, such as hardness, water resistance, salt spray resistance and stain resistance.
    • 本发明涉及一种水性涂料组合物,其中消除或显着降低了溶剂或水的流失和流挂。 该组合物包含分散在含有60至100重量份水和0至40重量份挥发性有机溶剂的水性介质中的热固性成膜有机粘合剂。 有机粘合剂由(a)适于通过碱溶解或分散于水中的含酸共聚体配制,和(b)水溶性或水分散性聚醚多元醇或分子量为 至少为300.互聚物基本上由N-烷氧基烷基取代的酰胺,α,β-烯键式不饱和羧酸和至少一种其它含有的单体的共聚产物组成,
    • 27. 发明授权
    • Aminoplast curable coating compositions containing sulfonic acid esters
as latent acid catalysts
    • 含有磺酸酯作为潜酸催化剂的氨基塑料可固化涂料组合物
    • US4477618A
    • 1984-10-16
    • US427402
    • 1982-09-29
    • Debra L. SingerGregory J. McCollumRostyslaw DowbenkoRoger M. ChristensonMichael M. ChauWen-Hsuan Chang
    • Debra L. SingerGregory J. McCollumRostyslaw DowbenkoRoger M. ChristensonMichael M. ChauWen-Hsuan Chang
    • C08F8/36C08K5/42C09D161/20
    • C07C309/00C08K5/42C09D161/20
    • A high solids, organic solvent based, sprayable coating composition which is capable of acid catalyzed crosslinking is composed of an active hydrogen-containing resin, a curing agent present externally and/or internally as a part of the active hydrogen-containing resin, and a catalytic amount of a non-ionic ester of a sulfonic acid. The sulfonic acid ester is represented by the following structural formula: ##STR1## wherein: Z is a radical selected from the group consisting of amino and an organic radical, said organic radical being connected to the sulfur atom by a carbon atom; ##STR2## C.sub.3 -C.sub.20 cycloalkyl; and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 are independently hydrogen or an organic radical. These groups can be particularly described as follows:R.sub.1 is hydrogen, carboalkoxy, C.sub.3 -C.sub.20 alkyl, C.sub.6 -C.sub.18 aryl, or C.sub.3 -C.sub.20 cycloalkyl;R.sub.2 is hydrogen, carboalkoxy, C.sub.3 -C.sub.20 alkyl, C.sub.6 -C.sub.18 aryl, or C.sub.3 -C.sub.20 cycloalkyl;R.sub.3 is hydrogen, carboalkoxy, acyloxy, N-alkylcarbamyloxy, N-arylcarbamyloxy, C.sub.3 -C.sub.20 alkyl, C.sub.6 -C.sub.18 aryl, or C.sub.3 -C.sub.20 cycloalkyl;R.sub.4 is hydrogen, carboalkoxy, acyloxy, N-alkylcarbamyloxy, N-arylcarbamyloxy, C.sub.3 -C.sub.20 alkyl, C.sub.6 -C.sub.18 aryl, or C.sub.3 -C.sub.20 cycloalkyl, andR.sub.5 is hydrogen, carboalkoxy, acyloxy, N-alkylcarbamyloxy, N-arylcarbamyloxy, C.sub.3 -C.sub.20 alkyl, C.sub.6 -C.sub.18 aryl, or C.sub.3 -C.sub.20 cycloalkyl.
    • 能够进行酸催化交联的高固体,有机溶剂型可喷涂涂料组合物由含活性氢的树脂,在外部和/或内部作为含活性氢树脂的一部分存在的固化剂组成,以及 催化量的磺酸的非离子酯。 磺酸酯由以下结构式表示:其中:Z是选自氨基和有机基团的基团,所述有机基团通过碳原子连接到硫原子上; C3-C20环烷基; 并且R 1,R 2,R 3,R 4,R 5独立地为氢或有机基团。 这些基团可以特别描述如下:R 1是氢,烷氧羰基,C 3 -C 20烷基,C 6 -C 18芳基或C 3 -C 20环烷基; R2是氢,烷氧羰基,C3-C20烷基,C6-C18芳基或C3-C20环烷基; R3是氢,烷氧羰基,酰氧基,N-烷基氨基甲酰氧基,N-芳基氨基甲酰氧基,C3-C20烷基,C6-C18芳基或C3-C20环烷基; R4是氢,烷氧羰基,酰氧基,N-烷基氨基甲酰氧基,N-芳基氨基甲酰氧基,C3-C20烷基,C6-C18芳基或C3-C20环烷基,R5是氢,烷氧羰基,酰氧基,N-烷基氨基甲酰氧基,N-芳基氨基甲酰氧基,C3 -C 20烷基,C 6 -C 18芳基或C 3 -C 20环烷基。