玻璃纤维填充的阻燃性聚丙烯组合物

文档序号:689536 发布日期:2021-04-30 浏览:6次 >En<

阅读说明:本技术 玻璃纤维填充的阻燃性聚丙烯组合物 (Glass fiber filled flame retardant polypropylene composition ) 是由 温亮 于 2019-09-24 设计创作,主要内容包括:本发明涉及玻璃纤维填充的阻燃性聚丙烯组合物,其包含:(A)基于聚丙烯的聚合物,(B)总组合物的15至40重量%的量的第一阻燃剂,其中所述第一阻燃剂为包含聚磷酸铵和至少一种选自以下的磷酸酯/盐的颗粒的形式:磷酸三聚氰胺、聚磷酸三聚氰胺、焦磷酸三聚氰胺、磷酸哌嗪、聚磷酸哌嗪、焦磷酸哌嗪、单磷酸2-甲基哌嗪、磷酸三甲酚酯、磷酸烷基酯、磷酸卤代烷基酯、焦磷酸四苯酯、聚(2-羟基丙烯螺环季戊四醇双磷酸酯),和聚(2,2-二甲基丙烯螺环季戊四醇双膦酸酯),和(C)总组合物的0.1至15重量%的量的第二阻燃剂,其中所述第二阻燃剂包含芳族磷酸酯,和(D)总组合物的5至40重量%的量的玻璃纤维。(The present invention relates to a glass fiber filled flame retardant polypropylene composition comprising: (A) a polypropylene-based polymer, (B) a first flame retardant in an amount of 15 to 40 wt.% of the total composition, wherein the first flame retardant is in the form of particles comprising ammonium polyphosphate and at least one phosphate selected from the group consisting of: melamine phosphate, melamine polyphosphate, melamine pyrophosphate, piperazine phosphate, piperazine polyphosphate, piperazine pyrophosphate, 2-methylpiperazine monophosphate, tricresyl phosphate, alkyl phosphate, haloalkyl phosphate, tetraphenyl pyrophosphate, poly (2-hydroxypropylspiropentaerythritol diphosphonate), and poly (2, 2-dimethylpropylenespiropentaerythritol diphosphonate), and (C) a second flame retardant in an amount of 0.1 to 15% by weight of the total composition, wherein the second flame retardant comprises an aromatic phosphate ester, and (D) glass fibers in an amount of 5 to 40% by weight of the total composition.)

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