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    • 4. 发明申请
    • FLAME-RETARDED THERMOPLASTIC COMPOSITIONS OF HIGH THERMOMECHANICAL STRENGTH, IN PARTICULAR FOR ELECTRIC CABLES
    • 高温度机械强度的阻燃热塑性组合物,特别是电缆
    • US20130261244A1
    • 2013-10-03
    • US13881491
    • 2011-10-18
    • Dominique JoussetJean-Jacques FlatPierre Georlette
    • Dominique JoussetJean-Jacques FlatPierre Georlette
    • H01B3/44F16L57/04
    • H01B3/447C08G81/028C08L33/16C08L53/00C08L87/005F16L57/04
    • A flame-retarded thermoplastic composition including a graft copolymer containing polyamide blocks and composed of a polyolefin backbone and on average at least one polyamide graft, in which the grafts are attached to the backbone by the residues of an unsaturated monomer (X) having a function capable of reacting with a polyamide, the residues of the unsaturated monomer (X) are attached to the backbone by grafting or copolymerization from its double bond, wherein the composition includes: —between 60% and 70% by weight of the graft copolymer containing polyamide blocks, —between 22% and 28% by weight of poly(pentabromobenzyl acrylate), —between 4% and 8% by weight of a synergistic flame retardant chosen from antimony trioxide, derivatives of tin, of molybdenum and/or bismuth and also boron and zinc oxides, calcium borates, calcium sulphate and/or zinc stannate, between 0.5% and 5% by weight of organophilic treated clay.
    • 一种阻燃热塑性组合物,其包含含有聚酰胺嵌段的接枝共聚物,由聚烯烃骨架和平均至少一个聚酰胺接枝物组成,其中移植物通过具有功能的不饱和单体(X)的残基连接到主链上 能够与聚酰胺反应,不饱和单体(X)的残基通过从其双键接枝或共聚而连接到主链上,其中组合物包括:含有聚酰胺的接枝共聚物的60重量%至70重量% (聚丙烯酸五溴苄酯)的22重量%至28重量%,4重量%至8重量%的协同阻燃剂,其选自三氧化锑,锡,钼和/或铋的衍生物,以及硼 和氧化锌,硼酸钙,硫酸钙和/或锡酸锌,占亲水处理粘土的0.5重量%至5重量%。