Coating compositions stabilised against light, heat and oxygen

C - Chemistry – Metallurgy – 09 – D

Patent

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400/5015, 400/70

C09D 201/00 (2006.01) C08K 5/3492 (2006.01) C09D 7/12 (2006.01) C09D 143/04 (2006.01) C09D 157/00 (2006.01)

Patent

CA 2036346

Coatin compositions stabilised against light, heat and oxygen o-Hydroxyphenyl-s-triazines of formula I Image wherein n is 1 or 2 and R1 to R7 are as defined in claim 7, are good light stabilisers for coating compositions which contain a basic curing catalyst. In contradistinction to other UV absorbers, they do not cause discolourations in the presence of such catalysts.

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