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:
Feb. 14, 1995
Filed:
Jun. 15, 1993
Applicant:
Inventors:
Robert D Lundberg, Flemington, NJ (US);
Robert R Phillips, Spring Lake Heights, NJ (US);
Assignee:
Exxon Research & Engineering Co., Florham Park, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 33 ; 252 482 ; 5253319 ; 5253321 ; 525353 ;
Abstract
The present invention provides novel sulfonated ethylene/alpha olefin copolymer compositions obtained by sulfonating ethylene/alpha olefin copolymer having number average molecular weights in the range of about 800 to about 50,000, and which have a high degree of terminal unsaturation. Preferably, at least 30% of the terminal unsaturation is vinylidene terminal unsaturation. Also, the alpha olefin preferably has 3 to about 12 carbon atoms.