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The present invention relates to a process for the manufacture of monopotassium phosphate using solvent extraction technique. According to the invention, the reaction occurs between phosphoric acid and potassium chloride at a temperature between 0 and 100 degrees C. in the presence of an organic solvent comprising a long chain primary amine having between 6 to 28 carbon atoms.
#0183;#32;Thus the invention consists of a process for the manufacture of monopotassium phosphate which comprises the steps of: (a) reacting monopotassium sulfate with a phosphate constituent selected from the group consisting of phosphate rock, dicalcium phosphate or mixtures thereof in the presence of phosphoric acid, and separating the formed calcium sulfate; (b) neutralizing
SUBSTANCE: method of manufacturing complex granulated mineral fertilizer consists in mixing ammonium nitrate and monoammonium phosphatecontaining phosphate additive. The latter is granulated mineral double fertilizer simultaneously containing ammonium nitrate, monoammonium phosphate, and calcium phosphates at total content of digestible phosphorus 13#247;21% (calculated as
A process for the manufacture of monopotassium phosphate of a high purity without utilizing organic solvents. Monopotassium sulfate is reacted, at a temperature in the range of 40 to 100#176;C with a phosphate constituent selected from phosphate rock, dicalcium phosphate or mixtures thereof in the presence of phosphoric acid. The common metal impurities, organic matter and fluorides present in
The present invention relates to a process for the manufacture of monopotassium phosphate using solvent extraction technique. According to the invention, the reaction occurs between phosphoric acid and potassium chloride at a temperature between 0 and 100 degrees C. in the presence of an organic solvent comprising a long chain primary amine having between 6 to 28 carbon atoms.
The present invention relates to a process for the manufacture of monopotassium phosphate of a high purity without utilizing organic solvents. According to the process, monopotassium sulfate is reacted, at a temperature in the range of between 40 to 100 degrees with a phosphate constituent selected from phosphate rock, dicalcium phosphate or mixtures thereof in the presence of phosphoric acid.
The present invention relates to a process for the manufacture of monopotassium phosphate of a high purity without utilizing organic solvents. According to the process, monopotassium sulfate is reacted, at a temperature in the range of between 40 to 100 degrees with a phosphate constituent selected from phosphate rock, dicalcium phosphate or mixtures thereof in the presence of phosphoric acid.
The present invention relates to a process for the manufacture of monopotassium phosphate using solvent extraction technique. According to the invention, the reaction occurs between phosphoric acid and potassium chloride at a temperature between 0 and 100 degrees C. in the presence of an organic solvent comprising long chain primary, secondary or tertiary amino, each chain containing between 6
Abstract of EP A process for the manufacture of monopotassium phosphate of a high purity without utilizing organic solvents. Monopotassium sulfate is reacted, at a temperature in the range of 40 to 100 DEG C with a phosphate constituent selected from phosphate rock, dicalcium phospate or mixtures thereof in the presence of phosphoric acid.
monopotassium phosphate manufacturing process Process for the manufacture of monopotassium phosphate Negev . 7 Jul 1987 The present invention relates to a process for the manufacture of monopotassium phosphate of a high purity
monopotassium phosphate monopotassium phosphate Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number AU58895/86A Other versions AU585027B2 (en Inventor
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