Polyhydroxy polymer delivery systems

Details Polyhydroxy polymer delivery systems Polyhydroxy polymer delivery systems

1988-06-28

1990-05-08

Raymond, Richard L.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71 87, 71118, 514 86, 514 89, 514127, 514132, 514144, 514628, 514646, A01N 3318, A01N 3722, A01N 5704, A01N 5708

Patent

active

049235060

ABSTRACT:
A controlled release composition of biologically active materials is prepared by reacting a biologically active agent, aqueous polyhydroxy polymer, inorganic salt, and optional filler(s), drying the product and then grinding the product to the desire particle size. The product is then used, for example, for controlling pests.

REFERENCES:
patent: 3672863 (1972-06-01), Esposito
patent: 4093440 (1978-06-01), Denninger et al.
patent: 4382813 (1983-05-01), Shasha
patent: 4439488 (1984-03-01), Trimnell et al.
patent: 4440746 (1984-04-01), Maglio
patent: 4517006 (1985-05-01), Drake et al.
Worthy, "Natural Polymers Control Pesticide Release", Chemical and Engineering News, 6/28/1976, p. 18.

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