C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 27/04 (2006.01) C08K 5/07 (2006.01) C08K 5/3435 (2006.01) C08L 79/04 (2006.01)
Patent
CA 2056565
Chlorine-containing polymers can be stabilised against thermal and actinic degradation by addition of a) a sterically hindered amine, b) a zinc compound, c) a calcium, magnesium and/or barium compound, and d) a 1,3-dicarbonyl compound. Other additives such as phosphites or epoxides can further improve the stabilisation.
Hartmann Olaf-Rene
Sander Hans J.
Wirth Hermann O.
Ag Ciba-Geigy
Chemtura Vinyl Additives Gmbh
Fetherstonhaugh & Co.
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