Suspension fertilizers and method of producing same

Details Suspension fertilizers and method of producing same Suspension fertilizers and method of producing same

1975-11-25

1978-01-17

Wyse, Thomas G.

Chemistry: fertilizers

Processes and products

Inorganic material

71 24, 71 64C, 71 64G, 252352, 23300, C05B 700

Patent

active

040690342

ABSTRACT:
Suspension fertilizers containing humic acid as a crystallization inhibitor and crystal growth modifier. Suspension fertilizers containing from 0.05% to 3% humic acid and from 0.25%-3% bentonite have excellent stability as evidenced by a low concentration of crystals, a low crystal growth rate, good suspension characteristics and good rheological properties. An improved method of manufacturing suspension fertilizers which consists of adding from 0.05% to 3% by weight humic acid to the suspension fertilizer, and a method of inhibiting the formation and growth of crystals from a supersaturated solution of at least one fertilizer chemical which comprises adding from 0.05% to 3% by weight humic acid to the solution before it becomes supersaturated.

REFERENCES:
patent: 1607666 (1926-11-01), De Haen
patent: 3114625 (1963-12-01), Higuchi et al.
patent: 3676101 (1972-07-01), Nix
patent: 3813233 (1974-05-01), Kendrick, Jr.

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