Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1976-06-08
1981-01-13
Hollrah, Glennon H.
Chemistry: fertilizers
Processes and products
Forms or conditioning
A01N 2504
Patent
active
042447291
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.
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patent: 3905926 (1975-09-01), D'Alelio
Dellicolli Humbert T.
Dilling Peter
Hollrah Glennon H.
Lipscomb III Ernest B.
McDaniel Terry B.
Schmalz Richard L.
Westvaco Corporation
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