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:
Aug. 06, 1991
Filed:
Mar. 01, 1990
Applicant:
Inventor:
Dana P Carlson, Chadds Ford, PA (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526247 ; 526255 ;
Abstract
Base-resistant peroxide-curable fluoroelastomers with improved processibility comprising a polymeric chain having tetrafluoroethylene as one comonomer copolymerized with monomer units selected from the group (a) propylene, (b) propylene and vinylidene fluoride and (c) a C.sub.2-3 hydrocarbon olefin and one or more perfluoro(alkyl vinyl ethers); said polymer chains having terminal iodo-groups.