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:
Jun. 21, 2016
Filed:
Sep. 26, 2013
Applicant:
Chryso, Issy les Moulineaux, FR;
Inventors:
Kamel Chougrani, Loury, FR;
Frédéric Leising, Avilly Saint Léonard, FR;
Assignee:
CHRYSO, Issy les Moulineaux, FR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 85/00 (2006.01); C08G 81/02 (2006.01); C04B 24/24 (2006.01); C08F 8/14 (2006.01); C08F 8/40 (2006.01); C04B 103/32 (2006.01); C04B 111/20 (2006.01); C04B 103/00 (2006.01); C04B 103/40 (2006.01);
U.S. Cl.
CPC ...
C08G 81/025 (2013.01); C04B 24/24 (2013.01); C04B 24/246 (2013.01); C08F 8/14 (2013.01); C08F 8/40 (2013.01); C04B 2103/0059 (2013.01); C04B 2103/32 (2013.01); C04B 2103/408 (2013.01); C04B 2111/2015 (2013.01);
Abstract
The invention relates to a copolymer comprising a main hydrocarbon chain and side groups including carboxylic groups, polyoxyalkylate groups, and gem acetophosphonate groups, an adjuvant for suspensions of mineral particles comprising said copolymer and a method for preparing said copolymer. Finally it also relates to the use of said copolymer for fluidifying and maintaining fluidity of suspensions of mineral particles and for reducing the sensitivity of hydraulic binders to clays and alkali metal sulfates. Finally it relates to a composition of mineral particles comprising this copolymer.