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:
Jul. 01, 2003
Filed:
May. 30, 2001
Applicant:
Inventors:
Shriram Bagrodia, Kingsport, TN (US);
Louis Thomas Germinario, Kingsport, TN (US);
John Walker Gilmer, Kingsport, TN (US);
Tie Lan, Lake Zurich, IL (US);
Vasiliki Psihogios, Palatine, IL (US);
Assignee:
University of South Carolina Research Foundation, Columbia, SC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/00 ; C08K 9/00 ; C08L 7/700 ; B29D 2/200 ; B32B 1/08 ;
U.S. Cl.
CPC ...
C08J 3/00 ; C08K 9/00 ; C08L 7/700 ; B29D 2/200 ; B32B 1/08 ;
Abstract
The invention is directed to a polymer-clay nanocomposite material comprising a melt-processible matrix polymer and a layered clay material having decreased levels of extractable material, such as extractable salts of organic cations. This invention is also directed to processes for preparing polymer-clay nanocomposites, and articles or products produced from nanocomposite materials.