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:
May. 14, 2002
Filed:
Dec. 01, 1999
Applicant:
Inventors:
Tie Lan, Lake Zurich, IL (US);
John Walker Gilmer, Kingsport, TN (US);
James Christopher Matayabas, Jr., Phoenix, AZ (US);
Robert Boyd Barbee, Kingsport, TN (US);
Assignee:
AMCOL International Corporation, Arlington Heights, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L 3/34 ;
U.S. Cl.
CPC ...
C08L 3/34 ;
Abstract
This invention relates to a polymer-clay nanocomposite having an improved gas permeability comprising (i) a melt-processible matrix polymer, and incorporated therein (ii) a layered clay material intercalated with a mixture of at least two organic cations. The invention also relates to processes for preparing a nanocomposite and articles produced from a nanocomposite.