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:
Mar. 22, 2005
Filed:
May. 06, 2003
Applicants:
Roice Andrus Wille, Malvern, PA (US);
Lotfi Hedhli, Ardmore, PA (US);
Mehdi Durali, West Whiteland Township, PA (US);
Sayed Youssef Antoun, Brussels, BE;
Inventors:
Roice Andrus Wille, Malvern, PA (US);
Lotfi Hedhli, Ardmore, PA (US);
Mehdi Durali, West Whiteland Township, PA (US);
Sayed Youssef Antoun, Brussels, BE;
Assignee:
Arkema, Inc., Philadelphia, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C069/52 ;
U.S. Cl.
CPC ...
Abstract
Fluoropolymers are prepared by a process comprising polymerizing at least one fluoromonomer in an aqueous reaction medium containing monomer, a radical initiator and a 3-allyloxy-2-hydroxy-1-propanesulfonic acid salt as surfactant. The medium may optionally contain one or more of an antifoulant, a buffering agent and a chain-transfer agent.