C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 5/02 (2006.01) C04B 41/48 (2006.01) C08G 18/28 (2006.01) C08G 18/48 (2006.01) C08G 18/70 (2006.01) C08G 18/79 (2006.01) C08G 18/80 (2006.01) C09D 175/04 (2006.01) C09D 175/08 (2006.01)
Patent
CA 2070147
The present invention relates to a coating composition which contains A) 100 parts by weight of a water-soluble polyether component having an average hydroxyl functionality of least 2.5 and an average OH number of 100 to 600 and containing at least one polyether polyol, B) 40 to 240 parts by weight of a water-soluble or water-dispersible polyisocyanate component containing at least one nonionically/hydrophilically modified organic polyisocyanate having (cyclo)aliphatically bound isocyanate groups, C) 10 to 50 parts by weight magnesium oxide and/or hydroxide in finely dispersed form and D) 50 to 150 parts by weight water. The present invention also relates to mineral substrates coated with this coating composition.
Gruber Hermann
Kober Hermann
Reiff Helmut
Aktiengesellschaft Bayer
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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