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. 02, 2013
Filed:
Jun. 26, 2009
Michael B. Rodgers, Seabrook, TX (US);
Rick D. Davis, Ijamsville, MD (US);
Anthony J. Dias, Houston, TX (US);
Weiqing Weng, Houston, TX (US);
Michael B. Rodgers, Seabrook, TX (US);
Rick D. Davis, Ijamsville, MD (US);
Anthony J. Dias, Houston, TX (US);
Weiqing Weng, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
An elastomeric compositions having improved impermeability is disclosed. The cured elastomeric composition may comprise at least one C-Cmonoolefin elastomer, a hydrocarbon polymer additive, and a clay. In some embodiments, the cured elastomeric composition has a permeation coefficient at 40° C. of 90 cc*mm/(m-day) or less. In some embodiments, the elastomeric composition is substantially free of naphthenic oil.