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    • 1. 发明授权
    • Impact-modified polycarbonate compositions
    • 冲击改性聚碳酸酯组合物
    • US08338533B2
    • 2012-12-25
    • US12484388
    • 2009-06-15
    • Achim FeldermannAndreas SeidelEckhard Wenz
    • Achim FeldermannAndreas SeidelEckhard Wenz
    • C08G64/00C08G63/48C08G63/91C08L51/08
    • C08L55/02C08L33/00C08L51/04C08L51/085C08L69/00C08L69/005C08L2666/14C08L2666/04C08L2666/02
    • The present invention relates to non-aging, impact-modified polycarbonate compositions and molding compositions comprising: A) from 60 to 86 parts by weight (based on the sum of components A+B+C) of aromatic polycarbonate and/or aromatic polyester carbonate, B) from 4 to 12 parts by weight (based on the sum of components A+B+C) of graft polymer comprising: B.1 from 10 to 50 wt. % (based on the graft polymer B) of a shell of at least one vinyl monomer, and B.2 from 90 to 50 wt. % (based on the graft polymer B) of a graft base of silicone-acrylate composite rubber, C) from 10 to 30 parts by weight (based on the sum of components A+B+C) of a polymer or copolymer based on vinyl monomer, and D) from 0 to 20 parts by weight of polymer additives. Components B and C are present in a ratio of the parts by weight of B:C in the range from 1:1.3 to 1:3.5. A composition of the present invention is generally free of inorganic fillers, and is distinguished by an improved balance of multiaxial low-temperature impact strength and flowability, good dyeability and a high heat distortion resistance.
    • 本发明涉及非老化,抗冲击改性的聚碳酸酯组合物和模塑组合物,其包含:A)60至86重量份(基于组分A + B + C的总和)芳族聚碳酸酯和/或芳族聚酯碳酸酯 ,B)4至12重量份(基于组分A + B + C的总和),接枝聚合物包含:B.1 10至50重量% 至少一种乙烯基单体的壳的%(基于接枝聚合物B),B.2为90至50wt。 基于硅氧烷 - 丙烯酸酯复合橡胶的接枝基质的%(基于接枝聚合物B)C)基于乙烯基的聚合物或共聚物的10至30重量份(基于组分A + B + C的总和) 单体和D)0至20重量份的聚合物添加剂。 组分B和C以B:C重量份的比例在1:1.3至1:3.5的范围内存在。 本发明的组合物通常不含无机填料,其特征在于多轴低温冲击强度和流动性,良好的可染性和高耐热变形性的平衡。
    • 5. 发明授权
    • Impact-modified polyester/polycarbonate compositions with improved elongation at break
    • 冲击改性聚酯/聚碳酸酯组合物具有改善的断裂伸长率
    • US08901216B2
    • 2014-12-02
    • US13215083
    • 2011-08-22
    • Achim FeldermannEckhard Wenz
    • Achim FeldermannEckhard Wenz
    • C08L51/04C08L67/02C08K3/32
    • C08L69/00C08K5/523C08L51/04C08L55/02C08L67/02C08L2205/03C08L2666/02
    • The present invention relates to impact-modified polyester/polycarbonate compositions containing: A) 41 to 80 parts by weight, in each case relative to the sum of the parts by weight of components A+B+C+D, of aromatic polycarbonate, B) 5 to 40 parts by weight, in each case relative to the sum of the parts by weight of components A+B+C+D, of polyester with a content of isophthalic acid building blocks, C) 1 to 15 parts by weight, in each case relative to the sum of the parts by weight of components A+B+C+D, of rubber-modified graft polymer, D) 0 to 25 parts by weight, in each case relative to the sum of the parts by weight of components A+B+C+D, of a flame retardant, E) 0 to 20 parts by weight, in each case relative to the sum of the parts by weight of components A+B+C+D=100, of vinyl (co)polymer, F) 0 to 50 parts by weight, in each case relative to the sum of the parts by weight of components A+B+C+D=100, of additives, wherein all the stated parts by weights in the present application are normalized such that the sum of the parts by weight of components A+B+C+D in the composition amounts to 100, which exhibit improved elongation at break in conjunction with excellent multiaxial toughness and low molding shrinkage. Provided that these compositions have been rendered flame-retardant, they exhibit flame retardant properties which are equal to or better than known compositions.
    • 本发明涉及冲击改性的聚酯/聚碳酸酯组合物,其包含:A)41至80重量份,在每种情况下相对于芳族聚碳酸酯组分A + B + C + D的重量份数B,B )5〜40重量份,在各情况下相对于间苯二甲酸结构单元含量的聚酯的成分A + B + C + D的重量份的总和,C)1〜15重量份, 在每种情况下,相对于橡胶改性的接枝聚合物的组分A + B + C + D的重量份数的总和,D)0至25重量份,在每种情况下相对于重量份的总和 的阻燃剂的组分A + B + C + D,E)0至20重量份,在每种情况下相对于组分A + B + C + D = 100的重量份的总和,乙烯基 (共)聚合物,F)0至50重量份,在每种情况下相对于添加剂组分A + B + C + D = 100的重量份的总和,其中所有所述重量份 现在申请 归一化,使得组合物中组分A + B + C + D的重量份数之和为100,结合优异的多轴韧性和低成型收缩率显示出提高的断裂伸长率。 只要这些组合物已经被阻燃,它们表现出等于或优于已知组合物的阻燃性能。