C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/7050, 400/74
C08L 63/00 (2006.01) C08K 3/22 (2006.01) C08K 5/527 (2006.01) C08K 5/5398 (2006.01) C08L 75/04 (2006.01)
Patent
CA 2012573
K-17510/+/CGW 19 Flame-retarded reaction resin compositions Abstract Reaction resin compositions containing as flame-retardant a mixture of a) a hydroxide of a metal of group 2 or 13 of the Periodic Table of Elements, and b) an organophosphorus compound of general formula I Image (I), wherein X each independently of the other is oxygen or sulfur, R1 each independently of the other is hydrogen, an alkyl radical having from 1 to 4 carbon atoms or phenyl, R2 each independently of the other is hydrogen or an alkyl radical having from 1 to 4 carbon atoms, or R1 and R2 together with the common carbon atom form a cyclohexylidene or cyclohexenylidene ring, R3 and Rs are each independently hydrogen or an aL~cyl radical having from 1 to 4 carbon atoms, and R4 each independently of the other is hydrogen or methyl, wherein at least one of the substituents R1, R2, R3, R4 and R5 is other than hydrogen, and when R1 and R2 form a ring together with the common carbon atom, R3, R4 and Rs are always hydrogen, are suitable, for example, as sheathing systems for electrical or electronic components.
Ag Ciba-Geigy
Fetherstonhaugh & Co.
Schwab Heinz
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