C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/3029, 400/56
C08K 5/06 (2006.01) C08K 5/10 (2006.01) C08K 5/109 (2006.01) C08L 25/04 (2006.01) C08L 55/02 (2006.01)
Patent
CA 1298020
ABSTRACT OF THE DISCLOSURE A flame-retardant styrene resin composition comprising 100 parts by weight of a styrene resin, 1 to 25 parts by weight of at least one flame retarder (A) represented by the formula (I): Image (I) wherein X is Br or Cl; and each of h and i is an integer of 2 to 5, and 1 to 25 parts by weight of at least one flame retarder (B) represented by the formula (II): Image (II) wherein X is Br or Cl; each of ? and m is an integer of 1 to 4; n means that the number of repeating units is 1 to 50; each of R1 and R2 is a C1-12alkyl group; and each of R3 and R4 is a hydrogen atom, a lower alkyl group, an alkylphenyl group or a phenyl group, the total amount of (A) and (B) being 2 to 40 parts by weight. This composition has excellent heat resistance and excel- lent heat stability in addition to flame retardancy.
538659
Atomori Seiichi
Furuyama Tateki
Inagaki Teruo
Yamamoto Yuji
Fetherstonhaugh & Co.
Japan Synthetic Rubber Co. Ltd.
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