| abstract |
(57) [Summary] [Object] To provide a polymer alloy having improved compatibility, excellent mechanical strength and shape retention. [Structure] (A) 95 to 5 parts by weight of thermoplastic polyester, (B) 5 to 95 parts by weight of polyamide, and (C) 0.3 to 10 parts by weight of a compound having the following structural formula (I) based on 100 parts by weight of (A) and (B) in total (However, R 1 and R 2 each represent a hydroxyl group or a sodium salt thereof, and R 3 , R 4 , R 5 , and R 6 are the same or different groups, and each is a hydrogen atom or C 1 An alkyl group -C 8. ) Is a polymer alloy. |