Flotation reagent for silicates

Details Flotation reagent for silicates Flotation reagent for silicates

B - Operations, Transporting

03

D

B03D 1/01 (2006.01)

Patent

CA 2645156

The invention relates to the use of a compound of the formula (I) R1-O-R2-NH(2-m)-[(R3)n-H]m (l), where R1 is a hydrocarbon group having 1 - 40 carbon atoms, R2 is an aliphatic hydrocarbon group having 2 - 4 carbon atoms and R3 is an alkoxy group, n is in the range from 1 to 50 and m is 1 or 2, as flotation reagent in silicate flotation.

L'invention concerne l'utilisation d'un composé de formule (I) R1-O-R2-NH(2-m)-[(R3)n-H]m (I), dans laquelle R1 représente un groupement hydrocarboné ayant de 1 à 40 atomes de carbone, R2 représente un groupement hydrocarboné aliphatique ayant de 2 à 4 atomes de carbone, et R3 représente un groupement alcoxy, n représente un nombre compris entre 1 et 50 et m vaut 1 ou 2, en tant que réactif de flottation dans la flottation des silicates.

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