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:
Jan. 28, 2003
Filed:
Apr. 07, 2000
Applicant:
Inventors:
Joseph M. DeSimone, Chapel Hill, NC (US);
Terri J. Carson, Pearlind, TX (US);
Hiroshi Shiho, Yokkaichi, JP;
Jeremy Lizotte, Roanoke Rapids, NC (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/00 ;
U.S. Cl.
CPC ...
C08F 2/00 ;
Abstract
A method of forming a water soluble polymer comprises polymerizing a non-fluorinated monomer in a reaction medium comprising carbon dioxide to form a water soluble polymer, wherein the polymerization is carried out in the presence of a surfactant that stabilizes the water soluble polymer in the reaction medium.