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    • 6. 发明授权
    • Dispersion resins containing itaconic acid for improving wet abrasion resistance
    • 含有衣康酸的分散树脂用于改善耐湿磨损性
    • US06790272B1
    • 2004-09-14
    • US09623487
    • 2000-09-15
    • Cheng-Le ZhaoJoachim RoserRolf DerschRoland Baumstark
    • Cheng-Le ZhaoJoachim RoserRolf DerschRoland Baumstark
    • C09D502
    • C09D17/004C08F222/02C09D5/024C09D133/064C08L2666/54
    • The invention relates to aqueous pigment preparations containing i) at least one copolymer P of ethylenically unsaturated monomers M in the form of an aqueous polymer dispersion which contains between 0.1 and 1.5 weight %, in relation to the total weight of the copolymer P, of polymerized itaconic acid as acid monomer M1, its salts and/or anhydride, where up to 50 weight % of the itaconic acid can be substituted by another monomer having at least one acid group or a neutralized acid group, and whose glass transition temperature TG lies between −10 and +50° C.; ii) at least one inorganic pigment; iii) possibly inorganic fillers; and iv) standard additives. The invention also relates to the use of the copolymers P containing itaconic acid for improving the wet-abrasion resistance of polymer-bound coatings containing pigments.
    • 本发明涉及水性颜料制剂,其含有i)至少一种含水聚合物分散体形式的烯属不饱和单体M的共聚物P,其相对于共聚物P的总重量为0.1至1.5重量%,聚合的 衣康酸作为酸单体M1,其盐和/或酸酐,其中至多50重量%的衣康酸可以被具有至少一个酸基或中和的酸基的另一个单体取代,并且其玻璃化转变温度TG位于 -10和+ 50°C。 ii)至少一种无机颜料; iii)可能的无机填料; 和iv)标准添加剂。 本发明还涉及含有衣康酸的共聚物P用于改善含有颜料的聚合物结合涂层的耐湿耐磨性的用途。
    • 8. 发明授权
    • Pigmented formulations based on aqueous polymer dispersions
    • 基于含水聚合物分散体的着色制剂
    • US06492451B1
    • 2002-12-10
    • US09554073
    • 2000-05-11
    • Rolf DerschJoachim RoserBernhard SchlarbCheng-Le Zhao
    • Rolf DerschJoachim RoserBernhard SchlarbCheng-Le Zhao
    • C08K318
    • C08F220/18C03C17/009C08F230/02C09D133/062C09D143/02C08L2666/54
    • A pigment-comprising formulation for coating substrates, comprising: (i) an aqueous dispersion of at least one water-insoluble polymer P which has phosphonate groups, as a binder, said polymer P having a glass transition temperature Tg in the range of −60° to 80° C., (ii) at least one inorganic pigment, (iii) optionally, one or more inorganic fillers, and (iv) at least one auxiliary, wherein water-insoluble polymer P is obtained by free-radical aqueous emulsion polymerization of ethylenically unsaturated monomers comprising: 90 to 99.9% by weight of at least one monomer a, which is selected from the group consisting of vinylaromatic monomers, the esters of acrylic acid with C1-C12-alkanols, the vinyl esters of aliphatic C1-C12-monocarboxylic acids, ethylene and vinylchloride, and 0.1 to 10% by weight of at least one phosphonate group containing monomer.
    • 一种用于涂布基材的含颜料的制剂,包括:(i)至少一种具有膦酸酯基的水不溶性聚合物P的水性分散体作为粘合剂,所述聚合物P的玻璃化转变温度Tg在-60 (ii)至少一种无机颜料,(iii)任选的一种或多种无机填料,和(iv)至少一种助剂,其中水不溶性聚合物P由自由基水乳液获得 烯属不饱和单体的聚合包括:90-99.9重量%的至少一种单体a,其选自乙烯基芳族单体,丙烯酸与C 1 -C 12 - 链烷醇的酯,脂族C1- C12-一元羧酸,乙烯和氯乙烯,和0.1〜10重量%的至少一个含膦酸酯基团的单体。