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    • 4. 发明申请
    • FLAME RETARDANT POLYCARBONATE COMPOSITIONS, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME
    • 阻燃聚碳酸酯组合物,其制造方法和包含其的制品
    • WO2013175456A1
    • 2013-11-28
    • PCT/IB2013/054325
    • 2013-05-24
    • SABIC INNOVATIVE PLASTICS IP B.V.
    • SONG, ShijieZHENG, YunCHENG, Yunan
    • C08L69/00
    • C09K21/14C08G77/448C08K3/22C08K5/5399C08K7/02C08K7/14C08L51/04C08L55/02C08L67/02C08L69/00C08L69/005C08L83/00C08L83/10C08L2205/02C08L83/04
    • Disclosed herein is a flame retardant composition comprising a polycarbonate; 5 to 10 weight percent of a polysiloxane-polycarbonate copolymer; where the polysiloxane- polycarbonate copolymer comprises an amount of greater than 10 weigh percent of the polysiloxane and where the molecular weight of the polysiloxane-polycarbonate copolymer is greater than or equal to 25,000 grams per mole; 5 to 20 weight percent of a branched polycarbonate; 5 to 60 weight percent of a reinforcing filler; and 1 to 15 weight percent of a phosphazene compound. Disclosed herein too is a method comprising blending a polycarbonate; 5 to 10 weight percent of a polysiloxane-polycarbonate copolymer; 5 to 20 weight percent of a branched polycarbonate; 5 to 60 weight percent of a reinforcing filler; where the reinforcing filler is a glass fiber, a carbon fiber, a metal fiber, or a combination comprising at least one of the foregoing reinforcing fillers; and 1 to 15 weight percent of a phosphazene compound; and extruding the flame retardant composition.
    • 本文公开了包含聚碳酸酯的阻燃组合物; 5〜10重量%的聚硅氧烷 - 聚碳酸酯共聚物; 其中聚硅氧烷 - 聚碳酸酯共聚物包含大于10重量%的聚硅氧烷的量,并且其中聚硅氧烷 - 聚碳酸酯共聚物的分子量大于或等于25,000克/摩尔; 5〜20重量%的支化聚碳酸酯; 5至60重量%的增强填料; 和1至15重量%的磷腈化合物。 本文还公开了一种方法,其包括将聚碳酸酯混合; 5〜10重量%的聚硅氧烷 - 聚碳酸酯共聚物; 5〜20重量%的支化聚碳酸酯; 5至60重量%的增强填料; 其中所述增强填料是玻璃纤维,碳纤维,金属纤维或包含至少一种前述增强填料的组合; 和1至15重量%的磷腈化合物; 并挤出阻燃组合物。