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:
Apr. 22, 2014
Filed:
Dec. 03, 2009
Applicants:
David Platel, Saint Maurice de Gourdans, FR;
Jean Moro, Saint Didier de Formans, FR;
Olivier Guerret, La Tour de Salvagny, FR;
Inventors:
David Platel, Saint Maurice de Gourdans, FR;
Jean Moro, Saint Didier de Formans, FR;
Olivier Guerret, La Tour de Salvagny, FR;
Assignee:
Coatex S.A.S., Genay, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention pertains to improving the workability of an aqueous formulation with a hydraulic binder base using a combination between at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophilic group, and at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophobic group.