THERMOPLASTIC MOLDING COMPOUNDS WITH OPTIMIZED FLOWABILITY-TOUGHNESS RATIO
    64.
    发明申请
    THERMOPLASTIC MOLDING COMPOUNDS WITH OPTIMIZED FLOWABILITY-TOUGHNESS RATIO 审中-公开
    具有优化流动性 - 热膨胀率的热塑性模塑料

    公开(公告)号:US20160340504A1

    公开(公告)日:2016-11-24

    申请号:US15114615

    申请日:2015-01-27

    Abstract: The invention relates to a thermoplastic composition containing the components A and B and optionally the additional components C and D, the sum of which equals 100 wt. %. The molding compound consists of: a) 60 to 75 wt. % of one or more styrene copolymers A, b) 25 to 40 wt. % of one or more graft copolymers B, c) 0 to 15 wt. % of a rubber C which is different from component B, and d) 0 to 5 wt.% of one or more additives D. The composition contains 0.2 to 3.0 wt. %, based on the total weight of the components A to D, of oligomers, can be readily processed, and leads to scratch-resistant molded parts.

    Abstract translation: 本发明涉及含有组分A和B以及任选的另外的组分C和D的热塑性组合物,其总和等于100wt。 %。 模塑料由以下组成:a)60至75wt。 %的一种或多种苯乙烯共聚物A,b)25〜40wt。 %的一种或多种接枝共聚物B,c)0-15wt。 %的不同于组分B的橡胶C,以及d)0-5重量%的一种或多种添加剂D.组合物含有0.2-3.0重量% 基于低聚物的组分A至D的总重量的%可以容易地加工,并且导致耐划伤的模制部件。

    MOULDING COMPOSITIONS BASED ON VINYLAROMATIC COPOLYMERS FOR 3D PRINTING
    65.
    发明申请
    MOULDING COMPOSITIONS BASED ON VINYLAROMATIC COPOLYMERS FOR 3D PRINTING 审中-公开
    基于用于3D印刷的乙烯基芳族聚合物的成型组合物

    公开(公告)号:US20160312022A1

    公开(公告)日:2016-10-27

    申请号:US15104797

    申请日:2014-12-18

    Abstract: Thermoplastic moulding composition for 3D printing containing a polymer mixture A made of components a and b: a being from 30 to 95% by weight of at least one vinylaromatic copolymer a with average molar mass Mw from 150 000 to 360 000 g/mol, b being from 5 to 70% by weight of at least one impact modifier b, where the viscosity of the moulding composition (measured in accordance with ISO 11443) at shear rates of from 1 to 10 l/sec and at a temperature of 250° C. is not higher than 1×105 Pa*s and the Melt Volume Rate (MVR, measured in accordance with ISO 1133 for 220° C. and 10 kg load) is more than 6 ml/10 min.

    Abstract translation: 含有由a和b组分组成的聚合物混合物A的3D印刷用热塑性成型组合物:a为30至95重量%的至少一种乙烯基芳族共聚物a,平均摩尔质量Mw为150,000至360,000g / mol,b 为至少一种抗冲改性剂b的5至70重量%,其中在1至10升/秒的剪切速率和250℃的温度下模塑组合物的粘度(根据ISO 11443测量) 不高于1×105Pa * s,熔体体积率(MVR,根据ISO 1133测定,220℃和10kg负荷)大于6ml / 10分钟。

    ABS PRODUCT WITH IMPROVED FIRE RETARDANCY
    66.
    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

    Abstract: 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.

    Abstract translation: 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。

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