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:
Apr. 19, 2011
Filed:
Feb. 28, 2006
Applicant:
Frederic Scheer, Hawthorne, CA (US);
Inventor:
Frederic Scheer, Hawthorne, CA (US);
Assignee:
Cereplast, Inc., El Segundo, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 67/04 (2006.01); C08K 5/10 (2006.01); C08K 5/29 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to biodegradable nano-polymer compositions, or nanocomposites, comprising poly(lactic acid) and co-polyester polymer with adipic acid compounded with nanoparticles of a mineral material having a degree of purity of at least 99.9%, preferably 99.99%, selected from the group of silica and magnesium silicate. In addition, the present invention refers to a process for manufacturing the said compositions as well as biodegradable articles made on the basis of such compositions, such as molded, formed and extruded articles.