C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
C08K 5/13 (2006.01) C08L 101/00 (2006.01) C09K 15/08 (2006.01)
Patent
CA 2143168
A composition comprising a) a polystyrene, a substituted polystyrene, a copolymer or terpolymer of styrene or substituted styrene, a polycarbonate, a polyester carbonate, a polyurethane, a polyamide, a copolyamide, a polyacetal or a polyphenylene oxide,b) at least one compound of formula I Image (I), wherein R1 is methyl or ethyl, R2 is C2-C30 alkyl and R3 is C1-C4 alkyl; and c) at least one compound of formula II Image (II), wherein R3 is C1-C4 alkyl, R4 is tert-butyl or cyclohexyl, L-CH2-or tricyclo[5.2.1.02.6]decane-3,8-ylene, and n ? 1.
Gilg Bernard
Stinsky Kurt
Ag Ciba-Geigy
Fetherstonhaugh & Co.
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