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:
Jun. 23, 2009
Filed:
Mar. 13, 2008
Applicants:
Royce Elton Ennis, Silsbee, TX (US);
Furman Eugene Glenn, Sr., Louisville, KY (US);
Inventors:
Royce Elton Ennis, Silsbee, TX (US);
Furman Eugene Glenn, Sr., Louisville, KY (US);
Assignee:
Dupont Performance Elastomers LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08C 19/12 (2006.01); C08C 19/20 (2006.01); C08C 19/42 (2006.01); C08L 23/34 (2006.01); C08F 8/38 (2006.01); C08F 8/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
At least partially neutralized chlorosulfonated ethylene/alpha-olefin elastomers containing 0.5-10 weight percent chlorine and 0.25 to 5 weight percent sulfur are prepared from ethylene/alpha-olefin copolymer base resins having a ratio of weight average molecular weight (Mw) to number average molecular weight (Mn) less than 3.5.