Chemistry: fertilizers – Processes and products – Organic material-containing
Patent
1976-06-17
1977-12-27
Hart, Charles N.
Chemistry: fertilizers
Processes and products
Organic material-containing
71 21, 71 28, 71 33, 71 64C, 71 77, 71 79, 71DIG1, C05F 300
Patent
active
040652874
ABSTRACT:
A novel means for the sustained release of agricultural chemicals is provided by a methanol treated activated sludge carrier. The viscous polymeric carrier has application in forming sprayable films, granular pellets, and seed coatings which are resistant to natural mechanisms of chemical loss.
REFERENCES:
patent: 3226318 (1965-12-01), Schick
patent: 3519413 (1970-07-01), Trimbach et al.
patent: 3562176 (1971-02-01), Stancioff et al.
patent: 3717452 (1973-02-01), Gibsen et al.
patent: 3813236 (1974-05-01), Allan
patent: 3950159 (1976-04-01), Fox et al.
Hart Charles N.
Lander Ferris H.
McConnell David G.
Ribando Curtis P.
Silverstein M. Howard
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