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    • 2. 发明授权
    • Preparation of a binder suitable for coating agents
    • 制备适合涂层剂的粘合剂
    • US4623679A
    • 1986-11-18
    • US744224
    • 1985-06-13
    • Juergen GimpelErich GulbinsGregor Ley
    • Juergen GimpelErich GulbinsGregor Ley
    • C08L61/00C08G8/00C08G8/04C08G8/38C08L33/00C08L33/02C08L61/04C08L61/06C09D7/00C09D7/12C09D161/14C08L63/00
    • C09D161/14C08G8/38
    • A binder which is suitable for coating agents and is based on a combination which is essentially free of protective colloids and consists of an aqueous primary dispersion of a synthetic polymer and a water-insoluble polycondensate of phenols and aldehydes, some of which may be replaced by ketones, is prepared by a process in which the phenolic components for the polycondensate are first mixed with an aqueous primary dispersion of a synthetic polymer which contains glycidyl, carbonyl, N-methylol, N-alkoxymethyl, ether, amino and/or hydrazo groups and may furthermore contain carboxyl or hydroxyl groups, and the polycondensation with the aldehydes (and ketones) is then carried out in this mixture, under conventional conditions.The binders prepared according to the invention are useful as binders for dispersion paints and coatings, in particular as heat-curable binders for metal finishes.
    • 适用于包衣剂并且基于基本上不含保护胶体的组合的粘合剂,其由合成聚合物的水性初级分散体和酚和醛的水不溶性缩聚物组成,其中一些可以被 酮通过以下方法制备,其中首先将缩聚物的酚类组分与含有缩水甘油基,羰基,N-羟甲基,N-烷氧基甲基,醚,氨基和/或羟基的合成聚合物的初级分散体水溶液混合, 可以进一步含有羧基或羟基,然后在常规条件下,在该混合物中进行与醛(和酮)的缩聚。 根据本发明制备的粘合剂可用作分散体涂料和涂料的粘合剂,特别是作为金属涂饰用的可热固化粘合剂。
    • 5. 发明授权
    • Binders for paints
    • 油漆粘合剂
    • US4267091A
    • 1981-05-12
    • US30928
    • 1979-04-17
    • Hans J. GeelhaarErich PenzelGregor Ley
    • Hans J. GeelhaarErich PenzelGregor Ley
    • C08F8/00C08F8/30C09D5/00C09D133/04C09D133/12C09D157/04C08K5/17
    • C09D133/12C08K3/10C08K5/24C09D157/04
    • Binders which comprise (A) an aqueous emulsion of a copolymer A, having a glass transition temperature of 0-50.degree. C., of monoolefinically unsaturated carboxylic acid esters, with or without styrene, vinyl acetate, vinyl chloride and acrylonitrile, which copolymer contains, as copolymerized units, small amounts of monoolefinically unsaturated monocarboxylic acids and/or dicarboxylic acids and/or their amides (of which the nitrogen atoms may or may not be alkyl-substituted and/or alkylol-substituted) and small amounts of monomers containing carbonyl groups, (B) from 0.05 to 1 mole, per mole of carbonyl groups present in the copolymer A, of a water-soluble aliphatic dihydrazine compound and (C) from 0 to 0.02 mole, per mole of dihydrazine compound, of a water-soluble zinc, manganese, cobalt and/or lead salt, or particularly suitable for use in paints and pebble dash renderings, since they give films which adhere particularly well to alkyd resin primers and which show particularly little tendency to whitening.
    • 包含(A)具有或不具有苯乙烯,乙酸乙烯酯,氯乙烯和丙烯腈的单烯属不饱和羧酸酯的玻璃化转变温度为0-50℃的共聚物A的水乳液的粘合剂,所述共聚物包含 作为共聚单元,少量的单烯属不饱和一元羧酸和/或二羧酸和/或它们的酰胺(其中氮原子可以是或可以不是烷基取代和/或烷基取代的)和少量含有羰基的单体 基团,每摩尔存在于共聚物A中的每摩尔羰基0.05〜1摩尔的水溶性脂族二肼化合物和(C)0〜0.02摩尔每摩尔二肼化合物的水溶性脂肪族二肼化合物, 可溶性锌,锰,钴和/或铅盐,或特别适用于油漆和卵石破折影效果,因为它们提供了特别适合于醇酸树脂底漆的薄膜,其显示特别少 美白的倾向。