C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/4202, 400/42
C08K 5/52 (2006.01) C08K 5/523 (2006.01) C08L 25/02 (2006.01)
Patent
CA 1136307
ABSTRACT OF THE DISCLOSURE Flame retardant polymer compositions comprise a polymer of styrene or another vinyl aromatic monomer, or a copolymer of styrene with another monomer or a polymer blend of a styrene polymer with another polymer, such as a polyphenylene oxide, and a triaryl phosphate of the formula: Image where x is 0, 1 or 2 and R1, R2 and R3 are the same or different and represent hydrogen, or an alkyl group having 1 to 9 carbon atoms. The compositions may also contain an oligomer and/or a novolak.
330940
Clubley Brian G.
Davis Boyce I.d.
Hyde Thomas G.
Ag Ciba-Geigy
Fetherstonhaugh & Co.
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