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. 15, 2009
Filed:
Dec. 02, 2005
Weiqing Weng, Houston, TX (US);
Anthony Jay Dias, Houston, TX (US);
Kriss Randall Karp, Copley, OH (US);
Molly Westermann Johnston, Baytown, TX (US);
Caiguo Gong, Pearland, TX (US);
Carmen Neagu, Friendswood, TX (US);
Beverly Jean Poole, Houston, TX (US);
Weiqing Weng, Houston, TX (US);
Anthony Jay Dias, Houston, TX (US);
Kriss Randall Karp, Copley, OH (US);
Molly Westermann Johnston, Baytown, TX (US);
Caiguo Gong, Pearland, TX (US);
Carmen Neagu, Friendswood, TX (US);
Beverly Jean Poole, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
The present invention provides a nanocomposite of an elastomer, a polymer or oligomer functionalized with a polar group, and a clay. The nanocomposite can be a mixture of a halogenated elastomer, an acid or acid anhydride modified polymer, and a clay, desirably an exfoliated clay, suitable for use as an air barrier. Also disclosed is a nanocomposite that can be a mixture of a halogenated elastomer, a polymer modified with a carboxylic acid, and an organoclay.