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:
Dec. 07, 1999
Filed:
Nov. 04, 1996
Applicant:
Inventors:
Wei-Qiang Fan, Cottage Grove, MN (US);
Anthony P Manzara, Lake Elmo, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
524225 ; 524546 ; 524285 ; 524316 ;
Abstract
This invention provides a method of preparing fluoropolymer utilizing one or more environmentally-friendly fluorinated emulsifiers comprising .alpha.-branched fluoroalkylcarbonyl moieties. Fluoropolymer emulsions comprising one or more environmentally-friendly fluorinated emulsifiers comprising .alpha.-branched fluoroalkylcarbonyl moieties are also disclosed.