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:
Dec. 29, 2009
Filed:
May. 18, 2005
Applicants:
Ramani Narayan, Okemos, MI (US);
Yogaraj Nabar, Mumbai, IN;
Inventors:
Ramani Narayan, Okemos, MI (US);
Yogaraj Nabar, Mumbai, IN;
Assignee:
Board of Trustees of Michigan State University, East Lansing, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 (2006.01); C08J 9/12 (2006.01); C08L 3/02 (2006.01); C08L 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A foamed starch-polyester graft copolymer and chemically modified starch-polyester graft copolymer composition comprising a chemically modified starch or chemically modified starch-nanoclay product is described. The composition can be produced continuously in a twin-screw co-rotating extruder in the presence of a blowing agent. The foams are biodegradable.