Particulate urea with mineral filler incorporated for hardness

Details Particulate urea with mineral filler incorporated for hardness Particulate urea with mineral filler incorporated for hardness

1995-06-29

1997-10-14

Lander, Ferris

Chemistry: fertilizers

Processes and products

Organic material-containing

71 6412, 71 6413, 71 6407, 71 6411, C05C 900

Patent

active

056767293

ABSTRACT:
A particulate urea product having improved anticaking and nonfriable properties and which is useful for either direct application to the soil or as an intermediate product for the subsequent incorporation with other fertilizer materials into solid bulk blends. The product consists of an admixture of urea and a finely divided mineral filler selected from the group consisting of diatomaceous, sodium bentonite, calcium bentonite, kaolin, zeolite and ball clay and is in either granular or prill form.

REFERENCES:
patent: 4001378 (1977-01-01), Jasnosz
patent: 4015970 (1977-04-01), Hennart
patent: 4390483 (1983-06-01), Willens et al.
patent: 4478632 (1984-10-01), Van Hijfte et al.
patent: 4525198 (1985-06-01), Van Hifjte et al.
patent: 4885021 (1989-12-01), Elrod

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