C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 220/28 (2006.01) C04B 24/26 (2006.01)
Patent
CA 2582433
The invention concerns the use of a polymer comprising a hydrocarbon chain, silyl side groups and polyalkylated groups as additive for hydraulic binders. The invention also concerns an additive for hydraulic binders comprising said polymer, and a method for fluidizing and maintaining workability of mineral particle suspensions, and in particular of hydraulic binder compositions.
L'invention concerne l'utilisation d'un polymère comprenant une chaîne hydrocarbonée, des groupes latéraux silyle et des groupes polyoxyalkylés en tant qu'adjuvant pour liants hydrauliques. Elle concerne également un adjuvant pour liants hydrauliques comprenant ce polymère, et un procédé de fluidification et de maintien de l'ouvrabilité de suspensions de particules minérales, et notamment de compositions de liant hydraulique.
Georges Sebastien
Ghilardi Serge
Rinaldi David
Touati Ariane
Lafarge
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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