C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 24/26 (2006.01) C04B 7/12 (2006.01) C04B 7/14 (2006.01) C04B 7/24 (2006.01) C04B 7/345 (2006.01) C04B 24/24 (2006.01) C04B 24/28 (2006.01) C04B 28/04 (2006.01) C04B 40/00 (2006.01)
Patent
CA 2740122
The present invention relates to a mixture including at least one hydraulic and/or pozzolan material and at least one water-soluble cationic polymer, said cationic polymer having a cationic charge density higher than 0.5 meq/g and an intrinsic viscosity lower than 1 dl/g, wherein said hydraulic and/or pozzolan material is not clinker, limestone, gypsum, calcium sulphate, anhydrous calcium sulphate, semi-hydrated calcium sulphate, plaster, or lime. The invention also relates to a hydraulic composition and to a cured object including said mixture.
La présente invention a pour objet un mélange comprenant au moins un matériau hydraulique et/ou pouzzolanique et au moins un polymère cationique hydrosoluble, ledit polymère cationique présentant une densité de charges cationiques supérieure à 0,5 meq/g et une viscosité intrinsèque inférieure à 1 d1/g, ledit matériau hydraulique et/ou pouzzolanique n'étant pas un clinker, ni du calcaire, ni du gypse, ni du sulfate de calcium, ni du sulfate de calcium anhydre, ni du sulfate de calcium semihydraté, ni du plâtre, ni de la chaux La présente invention a également pour objet une composition hydraulique et un objet durci comprenant ledit mélange
Comparet Cedric
Georges Sebastien
Thibaut Bruno
Villard Emmanuel
Lafarge
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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