申请人:Asahi Kasei Chemicals Corporation
公开号:EP2722364A1
公开(公告)日:2014-04-23
To provide a resin composition that has a high impact resistance, hardly causes peeling during molding, and is excellent in flame retardancy, heat resistance, and heat aging resistance for a long period. A resin composition containing (A) polyphenylene ether, (B) a hydrogenated block copolymer that is obtained by hydrogenating a block copolymer including a polystyrene block and a conjugated diene compound polymer block, and that has a weight average molecular weight of 100,000 to 500,000, and (C) an organic phosphorus-based flame retardant within a specified amount, wherein a value of the loss tangent (tanδ) peak height of the (B) component in a dynamic viscoelasticity spectrum obtained by measurement of the resin composition at a frequency of 10 Hz is in a specified range.
提供一种树脂组合物,该树脂组合物具有较高的抗冲击性,在成型过程中几乎不会引起剥离,并且具有优异的阻燃性、耐热性和长期耐热老化性。一种树脂组合物,含有 (A) 聚苯醚,(B) 通过氢化包括聚苯乙烯嵌段和共轭二烯化合物聚合物嵌段的嵌段共聚物而得到的氢化嵌段共聚物,其重量平均分子量为 100,000 至 500,000、(C) 特定量的有机磷基阻燃剂,其中(B)组分在频率为 10 Hz 时通过测量树脂组合物获得的动态粘弹性光谱中的损耗正切(tanδ)峰高值在特定范围内。