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    Polycarbonate/graft polymer moulding compositions with reduced deposit formation
    68.
    发明授权
    Polycarbonate/graft polymer moulding compositions with reduced deposit formation 失效
    具有降低沉积物形成的聚碳酸酯/接枝聚合物模塑组合物

    公开(公告)号：US5994463A

    公开(公告)日：1999-11-30

    申请号：US047598

    申请日：1998-03-25

    申请人： Thomas Eckel ,  Dieter Wittmann ,  Heinrich Alberts ,  Bahman Sarabi ,  Herbert Eichenauer ,  Edgar Leitz

    发明人： Thomas Eckel ,  Dieter Wittmann ,  Heinrich Alberts ,  Bahman Sarabi ,  Herbert Eichenauer ,  Edgar Leitz

    IPC分类号： B29C45/00 ,  C08K5/00 ,  C08L25/04 ,  C08L25/12 ,  C08L33/20 ,  C08L35/00 ,  C08L51/04 ,  C08L55/02 ,  C08G63/48

    CPC分类号： C08L25/12 ,  C08K5/0008 ,  C08L51/04 ,  C08L55/02

    摘要： Thermoplastic polycarbonate/graft polymer moulding compositions containingA) 5 to 95 parts by weight of an aromatic polycarbonate,B) 1 to 50 parts by weight of at least one thermoplastic homopolymer, copolymer or terpolymer of styrene, .alpha.-methylstyrene, acrylonitrile, N-substituted maleimide or mixtures thereof,C) 1 to 50 parts by weight of at least one graft polymer ofC.1) 5 to 90 parts by weight of styrene, .alpha.-methylstyrene, acrylonitrile, N-substituted maleimide or mixtures thereof, onC.2) 95 to 10 parts by weight of a rubber with a glass transition temperature .ltoreq.0.degree. C. andD) 1 to 25 parts by weight (per 100 parts by weight A+B+C) of at least one additive selected from flame retardants, lubricants, antistatic agent, mould release agents or mixtures thereof,characterised in that the component B) is produced by bulk, solution or suspension polymerisation and has an oligomer content .ltoreq.1 wt. %, component C) is produced by emulsion polymerisation and the total oligomer content of the moulding compositions is .ltoreq.0.6 wt. %.

    摘要翻译： 含有A）5-95重量份的芳族聚碳酸酯的热塑性聚碳酸酯/接枝聚合物模塑组合物，B）1至50重量份的至少一种苯乙烯，α-甲基苯乙烯，丙烯腈，N-甲基苯乙烯的共聚物或三元共聚物， 取代的马来酰亚胺或其混合物，C）1至50重量份的至少一种C.1的接枝聚合物）C至5重量份的苯乙烯，α-甲基苯乙烯，丙烯腈，N-取代的马来酰亚胺或其混合物，在C .2）95至10重量份的玻璃化转变温度为0℃的橡胶和D）1至25重量份（每100重量份A + B + C）至少一种添加剂 选自阻燃剂，润滑剂，抗静电剂，脱模剂或其混合物，其特征在于组分B）通过本体，溶液或悬浮液聚合制备，并且具有低聚物含量为1重量％。 ％，组分C）通过乳液聚合制备，并且模塑组合物的总低聚物含量为0.6重量％。 ％。