METHOD OF COLORING OF POTASSIUM CHLORIDE Russian patent published in 2000 - IPC

Abstract RU 2145950 C1

FIELD: manufacture of mineral potassium chloride fertilizers with distinctive or typical coloring. SUBSTANCE: potassium chloride is treated with pigment suspension which is based on iron oxides in aqueous solution of polyoxyglycol. Pigment consumption is 100-3000 g per ton of potassium chloride, and polyoxyglycol consumption is 300-5000 g per ton of potassium chloride. EFFECT: mineral fertilizer with almost natural coloring and desired physico-mechanical properties. 3 cl, 1 tbl

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RU 2 145 950 C1

Authors

Chistjakov A.A.

Mikhajlova I.A.

Poliksha A.M.

Gorodetskij V.I.

Kazakova N.A.

Dates

2000-02-27—Published

1998-04-29—Filed