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:
May. 31, 1983
Filed:
Dec. 01, 1981
Applicant:
Inventor:
Fred E Behr, St. Paul, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549 11 ; 549 15 ; 549 19 ; 549 33 ; 549 34 ;
Abstract
Cyclic perfluoroaliphaticdisulfonic acid anhydrides, sulfonamide derivatives thereof, a process for making the same, curable compositions containing cyclic perfluoroaliphaticdisulfonic acid anhydrides or sulfonamide derivatives thereof and cationically-sensitive monomers, and a process for using cyclic perfluoroaliphaticdisulfonic acid anhydrides or sulfonamide derivatives thereof as catalysts for the cure of cationically-sensitive monomers.