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:
May. 03, 2011
Filed:
Feb. 02, 2007
Applicants:
Sébastien Georges, Mions, FR;
Emmanuel Villard, Saint-Christo-en-Jarez, FR;
Olivier Watt, Saint Jean de Soudain, FR;
Serge Ghilardi, Mery, FR;
Inventors:
Sébastien Georges, Mions, FR;
Emmanuel Villard, Saint-Christo-en-Jarez, FR;
Olivier Watt, Saint Jean de Soudain, FR;
Serge Ghilardi, Mery, FR;
Assignee:
Lafarge SA, , FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 24/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides an admixture for a hydraulic binder composition comprising at least one cationic polymer and at least one anionic polymer, at least one of these polymers having a comb type of structure, wherein the mass ratio of the anionic polymer/cationic polymer is from 99.9/0.1 to 60/40. It also provides a process for its preparation as well as its use as a plasticizer.