Preparation of an aqueous suspension of phosphate material

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United States of America

PATENT NO 12221342
APP PUB NO 20200361774A1
SERIAL NO

16762746

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Abstract

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The invention relates to a method for preparing an aqueous suspension of at least one phosphate material, comprising, dispersing, in water, particles of phosphate material in the presence of at least one additive of the anionic polymer of acrylic acid or of methacrylic acid type. The suspension according to the invention has a viscosity of less than 1500 mPa·s. The invention also relates to the conditioning of the phosphate material associated with the anionic polymer, for its subsequent treatment with at least one strong acid, for the industrial preparation of phosphoric acid.

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Patent Owner(s)

  • COATEX; OCP SA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dhiba, Driss Casablanca, MA 12 8
Magny, Benoît Cailloux-sur-Fontaines, FR 3 1
Mazouz, Hamid Casablanca, MA 4 2
Methivier, Céline Lyons, FR 2 1
Mongoin, Jacques Quincieux, FR 78 511

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