Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1975-05-28
1980-01-22
Hollrah, Glennon H.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71 79, 71100, 71108, 71115, 71117, 71118, 424200, 424225, 424285, 424300, 424314, A01N 1708, A01N 900
Patent
active
041848667
ABSTRACT:
A sustained release composition is disclosed which provides an improved carrier for an organic pesticide. The improved carrier is a reversibly swellable lignin gel made by cross-linking an alkali lignin with epichlorohydrin using particular conditions.
REFERENCES:
patent: 3806485 (1974-04-01), Frisque
patent: 3813236 (1974-05-01), Allan
patent: 3886101 (1975-05-01), Felicetta et al.
patent: 3900378 (1975-08-01), Yen et al.
patent: 3929453 (1975-12-01), Dimitri et al.
patent: 3985540 (1976-10-01), Fein et al.
Akagane et al., "Antifouling Polymers for Controlling, etc.," (1973), CA 79, No. 101570x.
Dellicolli Humbert T.
Dilling Peter
Hollrah Glennon H.
Lipscomb Ernest B.
McDaniel Terry B.
Westvaco Corporation
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