公开(公告)号：US10717865B2

公开(公告)日：2020-07-21

申请号：US15612507

申请日：2017-06-02

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Sheng-Lung Chang ,  Jen-Chun Chiu ,  Chih-Hsiang Lin ,  Meng-Hsin Chen ,  Chien-Ming Chen ,  Chuh-Yung Chen ,  Yen-Chen Lin

IPC: C08L67/03 ,  C08G63/672 ,  C08G63/685 ,  C08G69/44 ,  C08L67/02 ,  C08L77/12 ,  C08G69/14

Abstract: A polyester elastomer is provided, which includes a product of reacting (a) amide oligomer, (b) polyalkylene glycol, and (c) poly(alkylene arylate). (a) Amide oligomer has a chemical structure of or a combination thereof, wherein R1 is C4-8 alkylene group, R2 is C4-8 alkylene group, and each of x is independently an integer of 10 to 20. (b) Polyalkylene glycol has a chemical structure of wherein R3 is C2-10 alkylene group, and y is an integer of 20 to 30. (c) Poly(alkylene arylate) has a chemical structure of or a combination thereof, wherein Ar is R4 is C2-6 alkylene group, and z is an integer of 1 to 10.