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:
Feb. 07, 2012
Filed:
Apr. 29, 2008
Applicants:
C. Will Chen, Taipei, TW;
Ching-huang Wang, Taipei, TW;
Chin-wei Chen, Hsinchu, TW;
Yun-ping Wang, Taichung, TW;
Inventors:
C. Will Chen, Taipei, TW;
Ching-Huang Wang, Taipei, TW;
Chin-Wei Chen, Hsinchu, TW;
Yun-Ping Wang, Taichung, TW;
Assignee:
Grace Biotech Corporation, Hsinchu County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P 19/14 (2006.01); C07H 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A starch-based biodegradable material composition includes: an enzyme-hydrolyzed starch; and a biodegradable polyester selected from at least one of an aliphatic polyester of polybutylene succinate and an aliphatic-aromatic copolyester. The enzyme-hydrolyzed starch is prepared by hydrolyzing a native starch using a starch-hydrolyzing enzyme. The starch-hydrolyzing enzyme has an activity unit ranging from 15000 to 40000.