The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 08, 2011
Filed:
Dec. 01, 2006
Jean-dean Yang, Taoyuan, TW;
Jui-hsiang Chen, Hsinchu, TW;
Meng-yow Hsieh, Taipei, TW;
Pei Pei Cheng, Taoyuan County, TW;
Jean-Dean Yang, Taoyuan, TW;
Jui-Hsiang Chen, Hsinchu, TW;
Meng-Yow Hsieh, Taipei, TW;
Pei Pei Cheng, Taoyuan County, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
An aliphatic polyester polymer compositions and preparation method thereof. The invention provides a bioresorbable aliphatic polyester copolymer, comprising the reaction product of a first polyester, a second polyester, and a coupling agent. Specifically, the first polyester and second polyester have the same repeat units, but different weight average molecular weights. Methods for preparing the aliphatic polyester copolymer are provided, in which the first polyester reacts with the second polyester in the presence of the coupling agent, undergoing copolymerization.