Patent Number: 8,575,270

Title: Copolyester composition and method for producing copolyester polymer

Abstract: A copolyester composition includes: an aliphatic-aromatic copolyester; a coupling agent including a compound having an epoxy functional group; and a cocatalyst including a carboxylate of manganese and a carboxylate of zinc, wherein a weight ratio of the carboxylate of manganese to the carboxylate of zinc ranges from 1:3 to 3:1, and the cocatalyst is present in an amount ranging from 0.03-0.2 part by weight based on 100 parts by weight of the aliphatic-aromatic copolyester.

Inventors: Kuo; Chih-Ying (Taipei, TW), Hsu; Chuan-Hao (Taipei, TW), Ciou; Chi-Wei (Taipei, TW), Chang; Li-Ling (Taipei, TW), Wu; Roy (Chong-Li, TW)

Assignee: Far Eastern New Century Corporation

International Classification: C08F 8/00 (20060101)

Expiration Date: 1/05/12017