Granular carrier material

Details Granular carrier material Granular carrier material

1975-03-31

1976-11-23

Custer, Jr., Granville Y.

Compositions: coating or plastic

Materials or ingredients

241 3, 241 17, 241 30, C04B 3140, B02C 1912

Patent

active

039934985

ABSTRACT:
A granular carrier material and process for producing same adapted for use with pesticides. A cake is formed of an intimate mixture of 97-80% by weight attapulgite and 3-20% by weight perlite, the attapulgite and perlite being capable of passing through a 150 ASTM mesh screen. The cake is then heated to a temperature of 450.degree.-780.degree. C. and is broken to form a granular solid.

REFERENCES:
patent: 2363876 (1944-11-01), La Lande, Jr.
patent: 2728733 (1955-12-01), Hashimoto
patent: 2935267 (1960-05-01), Maxey
patent: 2956016 (1960-10-01), Leppla
patent: 2967154 (1961-01-01), Beerman
patent: 3041238 (1962-06-01), Allegrini

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