ABS PRODUCT WITH IMPROVED FIRE RETARDANCY
    1.
    发明申请
    ABS PRODUCT WITH IMPROVED FIRE RETARDANCY 审中-公开
    ABS产品具有改进的火灾延迟

    公开(公告)号:US20160304652A1

    公开(公告)日:2016-10-20

    申请号:US15103669

    申请日:2014-04-16

    摘要: The invention relates to thermoplastic ABS molding compositions comprising components A) and B): A) from 5 to 80% by weight of a graft polymer A) having bimodal particle size distribution made from, based on A), a1) from 40 to 90% by weight of graft base a1), obtainable by polymerization of, based on a1), a11) from 75.5 to 89.5% by weight of at least one conjugated diene, a12) from 10.5 to 24.5% by weight of at least one vinylaromatic monomer and a2) from 10 to 60% by weight of a graft a2) made from, based on a2), a21) from 65 to 95% by weight of at least one vinylaromatic monomer, a22) from 5 to 35% by weight of acrylonitrile, and a23) from 0 to 30% by weight of at least one other monoethylenically unsaturated monomer, B) from 20 to 95% by weight of a thermoplastic polymer B) having a viscosity number VN of from 50 to 120 ml/g, made from, based on B), b1) from 69 to 81% by weight of at least one vinylaromatic monomer, b2) from 19 to 31% by weight of acrylonitrile, and b3) from 0 to 30% by weight of at least one other monoethylenically unsaturated monomer. The invention further relates to a process for the preparation of graft copolymer A and to the graft copolymer obtainable by said process.

    摘要翻译: 本发明涉及包含组分A)和B)的热塑性ABS模塑组合物:A)5-80重量%的接枝聚合物A),其具有基于A),a1)40至90的双峰粒度分布 a11),通过基于a1),a11)75.5-89.5重量%的至少一种共轭二烯的聚合获得,a12)10.5-24.5重量%的至少一种乙烯基芳族单体 和a2)10至60重量%的基于a2)制备的接枝物a2),a21)65至95重量%的至少一种乙烯基芳族单体,a22)5至35重量%的丙烯腈 ,和a23)0至30重量%的至少一种其它单烯键式不饱和单体,B)20至95重量%的粘度为VN为50至120ml / g的热塑性聚合物B),制成 基于B),b1)69至81重量%的至少一种乙烯基芳族单体,b2)19至31重量%的丙烯腈,和b3)0至30 重量%的至少一种其它单烯属不饱和单体。 本发明还涉及制备接枝共聚物A的方法和可通过所述方法获得的接枝共聚物。