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. 18, 2008
Filed:
Feb. 28, 2002
Applicants:
Jean-marc Suau, Lucenay, FR;
Jean-bernard Egraz, Ecully, FR;
Jerome Claverie, Durham, NH (US);
Catherine Ladaviere, Sainte Foy les Lyon, FR;
Inventors:
Jean-Marc Suau, Lucenay, FR;
Jean-Bernard Egraz, Ecully, FR;
Jerome Claverie, Durham, NH (US);
Catherine Ladaviere, Sainte Foy les Lyon, FR;
Assignee:
Coatex S.A.S., Genay, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 220/06 (2006.01); C08F 220/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to the technical sector of the polymerisation of acrylic acid and its salts, more particularly in solution, more particularly by controlled radical method, the use of the corresponding organo-sulphurated transfer agents, the acrylic acid polymers thus obtained, having a very low polydispersity PD (or very low polymolecularity index IP, which is an equivalent term), and their applications in industry.