Thermoplastic polyester elastomer composition

摘要: The present invention provides a thermoplastic polyester elastomer composition which is flexible and exhibits excellent thermal aging resistance water resistance. According to the invention, there provided wherein, 100 parts by mass in total of (A) modified hydrogenated styrene-type (B), 0.1 10 part (s) carbodiimide compound (C), 0.01 5 an antioxidant hindered phenol type (D) sulfur (E) are contained, wherein comprises hard segment comprising constituted from aromatic dicarboxylic acid aliphatic diol or alicyclic soft polyether as main constituent ingredients, content 3 40% mass, rate above (B) ((A)/(B)) 95/5 40/60.