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    • 10. 发明申请
    • MIXTURES FOR COATING METALLIC SURFACES
    • 用于涂覆金属表面的混合物
    • US20140127520A1
    • 2014-05-08
    • US14072921
    • 2013-11-06
    • BASF SE
    • Christian SCHADETobias Urban
    • C23C4/04C23C6/00C23C2/04
    • C23C6/00C08K3/32C08K2003/321C09D5/024C09D5/08Y10T428/31692
    • A method for coating a metallic surface by contacting it with an aqueous copolymer dispersion, wherein the aqueous copolymer dispersion comprises an effective amount of magnesium ions and phosphate or phosphonate ions, the copolymers present in the dispersion being constructed from the following components: (A) from 20 to 95 weight % of monoethylenically unsaturated hydrocarbons and/or hydrocarbons having two conjugated double bonds, (B) from 5 to 80 weight % of monoethylenically unsaturated monomers which contain acid groups, and/or anhydrides or salts thereof. Further provided are metallic surfaces coated with such copolymers, and the use of such aqueous copolymer dispersions to coat metallic surfaces.
    • 通过使其与含水共聚物分散体接触来涂覆金属表面的方法,其中所述含水共聚物分散体包含有效量的镁离子和磷酸盐或膦酸根离子,所述分散体中存在的共聚物由以下组分构成:(A) 20至95重量%的单烯属不饱和烃和/或具有两个共轭双键的烃,(B)5至80重量%的含有酸基的单烯属不饱和单体,和/或其酸酐或其盐。 还提供了涂覆有这种共聚物的金属表面,以及使用这种水性共聚物分散体来涂覆金属表面。