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, 2002
Filed:
May. 12, 2000
Applicant:
Inventors:
Richard Alan Morgan, Vienna, WV (US);
Clay Woodward Jones, Washington, WV (US);
Theodore Arthur Treat, Washington, WV (US);
Jeffrey A. Hrivnak, Glen Mills, PA (US);
Assignee:
E. I. du Pont de Nemours & Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 2/16 ;
U.S. Cl.
CPC ...
C08J 2/16 ;
Abstract
Aqueous dispersion polymerization of fluoromonomers is improved by using a combination of fluorosurfactants, one of which is a perfluoropolyether carboxylic acid or salt.