Non-caking granular mineral fertilizer and process for its produ

Details Non-caking granular mineral fertilizer and process for its produ Non-caking granular mineral fertilizer and process for its produ

1984-12-18

1986-04-15

Lander, Ferris H.

Chemistry: fertilizers

Processes and products

Organic material-containing

71 30, 71 55, 71 6403, C05C 700, C05C 1300

Patent

active

045825246

ABSTRACT:
A process for the production of a mixed crystalline non-caking granular mineral fertilizer based on ammonium salts such as ammonium sulphate, ammonium nitrate or ammonium phosphate, as well as mixtures thereof, optionally with further additives, comprising forming a melt or solution susceptible of granulation of the ammonium salts, adding dicyandiamide in an amount to result in a total content of 0.1 to 10% by weight, to the melt or solution susceptible of granulation of the ammonium salt prior to its granulation and then effecting granulation of the ammonium salts.

REFERENCES:
patent: 4234332 (1980-11-01), Michard et al.
Inorganic Syntheses, vol. I, Booth, G. B. L. Smith, 1939, pp. 96-97.

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