C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 24/30 (2006.01) C04B 24/26 (2006.01) C08G 12/16 (2006.01) C08G 73/02 (2006.01)
Patent
CA 2583364
The invention concerns a composition useful for inerting clays in hydraulic compositions, comprising at least 50 wt. % of a cationic polymer having a cationic charge density more than 0.5 meq/g and an intrinsic viscosity less than 1dl/g, as active substance.
L'invention vise une composition utile pour inerter des argiles dans des compositions hydrauliques, comprenant au moins 50 % en poids d'un polymère cationique présentant une densité de charges cationiques supérieure à 0,5 meq/g et une viscosité intrinsèque inférieure à 1 dl/g, à titre de matière active.
Jacquet Alain
Villard Emmanuel
Watt Olivier
Lafarge
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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