Protein degraded pre-vulcanized natural rubber coated slow relea

Details Protein degraded pre-vulcanized natural rubber coated slow relea Protein degraded pre-vulcanized natural rubber coated slow relea

1982-08-17

1985-10-29

Lander, Ferris H.

Chemistry: fertilizers

Processes and products

For mushrooms

71 27, 71 6411, 71 6413, 71 6407, 71903, A01N 2526

Patent

active

045498970

ABSTRACT:
An agricultural material composition comprises particles of an agricultural material, e.g. a fertilizer, coated with a layer of protein degraded pre-vulcanized natural rubber to provide slow-release properties. The particles preferably have a diameter of from 0.5 to 12 mm, and the thickness of the rubber layer is preferably from 10 to 250 microns.

REFERENCES:
patent: 2511722 (1950-06-01), Lepetit
patent: 3639259 (1972-02-01), Scarpelli
patent: 4023955 (1977-05-01), Mueller

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