Provided are: a flame-retardant polybutylene terephthalate resin composition which exhibits excellent flame retardance, glow-wire properties (GWIT), tracking resistance and bleed resistance in spite of a fact that a polybutylene terephthalate resin is used as a sole resin component; and a molded product of the resin composition. A flame-retardant polybutylene telephthalate resin composition containing (A) a polybutylene telephthalate resin, (B) a phosphinic acid salt, (C) a phosphazene compound, and (D) a nitrogen-containing cyclic compound, which exhibits a flame retardance in accordance with a UL94 flammability test of V-0, a glow-wire ignition temperature (GWIT) in accordance with IEC60695-2-13 standard of 775°C or more, and a comparative tracking index (CTI) in accordance with IEC60112 standard of 400 V or more, and bleed out does not occur when the composition is treated at 110°C for 20 hours.
本文提供了:一种阻燃性聚
对苯二甲酸丁二醇酯
树脂组合物,该组合物在使用聚
对苯二甲酸丁二醇酯
树脂作为唯一
树脂成分的情况下仍能表现出优异的阻燃性、萤光丝特性(GWIT)、耐跟踪性和抗渗漏性;以及该
树脂组合物的模塑产品。一种阻燃性聚
对苯二甲酸丁二醇酯
树脂组合物,含有(A)聚
对苯二甲酸丁二醇酯
树脂、(B)
膦酸盐、(C)
磷苯化合物和(D)含氮环状化合物,其阻燃性能符合 UL94 易燃性测试 V-0、根据 I
EC60695-2-13 标准,其辉光丝点火温度(GWIT)为 775°C 或以上,根据 I
EC60112 标准,其比较跟踪指数(CTI)为 400 V 或以上,且在 110°C 下处理 20 小时不会发生渗出。