C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 9/38 (2006.01) B01F 17/00 (2006.01) C04B 24/00 (2006.01) C08G 65/32 (2006.01) C08G 65/337 (2006.01)
Patent
CA 2146863
Use of compounds comprising at least one phosphonic amino-alkylene grouping and at least one polyoxyalkylated chain and the salts thereof, as thinning agents for aqueous suspensions of mineral particles and hydraulic binder pastes. The invention also concerns novel compounds including at least one phosphonic amino-alkylene grouping and at least one polyoxyalkylated chain as well as the salts thereof.
L'invention concerne l'utilisation de composés comportant au moins un groupement amino-alkylène phosphonique et au moins une chaîne polyoxyalkylée, et de leurs sels, comme agents fluidifiants pour suspensions aqueuses de particules minérales et pâtes de liant hydraulique. L'invention concerne également de nouveaux composés comportant au moins un groupement amino-alkylène phosphonique, et au moins une chaîne polyoxyalkylée, ainsi que leurs sels.
Chevalier Yves
Guicquero Jean-Pierre
Le Perchec Pierre
Mosquet Martin
Chryso (s.a.)
Gowling Lafleur Henderson Llp
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