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    • 9. 发明公开
    • NICHTWÄSSRIGE BESCHICHTUNGSMITTELZUSAMMENSETZUNGEN, DARAUS HERGESTELLTE BESCHICHTUNGEN MIT VERBESSERTER HAFTUNG UND KRATZFESTIGKEIT SOWIE DEREN VERWENDUNG
    • NICHTWÄSSRIGEBESCHICHTUNGSMITTELZUSAMMENSETZUNGEN,DARAUS HERGESTELLTE BESCHICHUNGUNG MIT VERBESSERTER HAFTUNG UND KRATZFESTIGKEIT SOWIE DEREN VERWENDUNG
    • EP3230334A1
    • 2017-10-18
    • EP15802081.8
    • 2015-11-30
    • BASF Coatings GmbH
    • KLEIN, GuenterWENKING, UlrikeWEIHER, ChristianFEIGL, Andreas
    • C08G18/62C08G18/75C08G18/79C08G18/80C08G18/08C09D175/04
    • C09D175/16C08G18/0852C08G18/6229C08G18/755C08G18/791C08G18/792C08G18/8064C08G18/808C08G18/8087C08G18/809C09D175/04
    • The present invention concerns non-aqueous coating material compositions comprising at least one polyhydroxyl group-containing component, at least one polyisocyanate group-containing component, at least one catalyst and at least one urethane additive (PF) which has at least one perfluoroalkyl group of the formula (I) CR
      1
      3 -(CR
      2
      2 )X- where R
      1 and R
      2 independently of one another are H, F and/or CF
      3 , but R
      1 and R
      2 cannot simultaneously be H, and x = 1 to 20, and has at least one silane group of the formula (II) -X-Si-R
      3
      s G
      3-s where G = hydrolysable group, X = organic radical, R
      3 = alkyl, cycloalkyl, aryl or aralkyl and s = 0 to 2, characterized in that the urethane additive (PF) has been prepared by reaction of 0.5 to 20 mol% of the isocyanate groups originally present in a polyisocyanate (PI) with a component (Ia) which has at least one perfluoroalkyl group of the formula (I) and a group which is reactive towards isocyanate groups, and up to 99.5 mol% of the isocyanate groups originally present in the polyisocyanate (PI) with a component (IIa) which has at least one silane group of the formula (II) and a group which is reactive towards isocyanate groups. Also subjects of the present invention are the coatings produced from these coating material compositions, and their use.
    • 本发明涉及包含至少一种含多羟基基团的组分,至少一种含多异氰酸酯基团的组分,至少一种催化剂和至少一种氨基甲酸酯添加剂(PF)的非水性涂料组合物,所述聚氨酯添加剂(PF)具有至少一个全氟烷基 式(I)CR 1 3-(CR 2 2)X-其中R 1和R 2彼此独立地为H,F和/或CF 3,但R 1和R 2不能同时为H,并且x = 1至20,并且具有至少一个式(II)-X-Si-R 3 sG 3-s的硅烷基团,其中G =可水解基团,X =有机基团,R 3 =烷基,环烷基,芳基或芳烷基,和 其特征在于氨基甲酸乙酯添加剂(PF)通过初始存在于多异氰酸酯(PI)中的0.5-20摩尔%的异氰酸酯基与具有至少一个全氟烷基的组分(Ia)反应来制备 式(I)的基团和对异氰酸酯基团具有反应性的基团,以及至多99.5摩尔%的异氰酸酯基团o 在具有至少一个式(II)的硅烷基团和对异氰酸酯基团呈反应性的基团的组分(IIa)中存在于多异氰酸酯(PI)中。 本发明的主题还有由这些涂料组合物生产的涂料及其用途。