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    • 4. 发明授权
    • Flame-retardant thermoplastic resin composition
    • 阻燃热塑性树脂组合物
    • US6071992A
    • 2000-06-06
    • US235276
    • 1999-01-22
    • Koji OkadaYutaka MaedaRyoichi MotoshigeMasahiko Noro
    • Koji OkadaYutaka MaedaRyoichi MotoshigeMasahiko Noro
    • C08K5/521C08K5/523C08L27/18C08L51/04C08L55/00C08L69/00C08K3/32
    • C08K5/523C08L69/00C08L27/18C08L51/04
    • The present invention relates to a flame-retardant thermoplastic resin composition comprising the following components (A) to (D):(A) 50 to 80 parts by weight of an aromatic polycarbonate resin;(B) 5 to 40 parts by weight of a rubber-reinforced thermoplastic resin prepared by graft-polymerizing monomer components comprising an aromatic vinyl monomer, a vinylcyanide monomer and optionally other copolymerizable vinyl-based monomers, with a rubber polymer, the amount of said vinylcyanide monomer used being not less than 0.5% by weight and less than 5% by weight based on the total weight of said monomer components;(C) 5 to 30 parts by weight of phosphate represented by the formula (I): ##STR1## wherein R.sup.1 to R.sup.3 are the same or different and are independently an alkyl group having 1 to 10 carbon atoms or an aryl group having 6 to 20 carbon atoms; and n is 0 or 1,the total amount of the (A), (B) and (C) components being 100 parts by weight; and(D) 0.02 to 3 parts by weight of polytetrafluoroethylene based on the total weight of the (A), (B) and (C) components.
    • 本发明涉及包含以下成分(A)〜(D)的阻燃性热塑性树脂组合物:(A)50〜80重量份芳香族聚碳酸酯树脂; (B)5〜40重量份通过将包含芳族乙烯基单体,乙烯基氰单体和任选其它可共聚的乙烯基类单体的单体组分与橡胶聚合物接枝聚合制备的橡胶增强热塑性树脂,所述量 基于所述单体成分的总重量,使用的氯氰酸酯单体不小于0.5重量%且小于5重量% (C)5〜30重量份由式(I)表示的磷酸酯:其中R1至R3相同或不同,并且独立地为具有1至10个碳原子的烷基或具有6至20个碳原子的芳基 ; 并且n为0或1,(A),(B)和(C)成分的总量为100重量份; 和(D)基于(A),(B)和(C)成分的总重量,0.02-3重量份的聚四氟乙烯。