Stabilized agchemical concentrate and use thereof

Details Stabilized agchemical concentrate and use thereof Stabilized agchemical concentrate and use thereof

1993-10-25

1997-12-16

Webman, Edward J.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Biocides; animal or insect repellents or attractants

424405, 424407, 71 6402, 71DIG1, 523122, 504113, A01N 2504, A01N 2514, A01N 2530, A01N 2524

Patent

active

056982119

ABSTRACT:
The present invention relates to the stabilization of an agricultural chemical concentrate in aqueous solution and the stabilized concentrate which comprises:
(a) between about 0.1 and about 20 wt. % of a stabilizer composition comprising:
(1) between about 10 and about 90 wt. % of a water-insoluble, non-crosslinked, film forming polymer, and
(2) a polymer solubilizing amount of an aromatic petroleum distillate or an oxygen-containing solvent of an N-alkyl pyrrolidone, a C.sub.3 to C.sub.8 alkanol, a dibasic acid lower alkyl ester, an ether having a boiling point above 150.degree. C. or mixtures thereof and
(b) between about 80 and about 99.9 wt. % concentrate containing a water-insoluble active agricultural chemical, a solvent for said agricultural chemical and a surfactant for said concentrate. The invention also relates to the use of said stabilized concentrate.

REFERENCES:
patent: 5231070 (1993-07-01), Narayaman et al.
Kirk-Othmer Encyclopedia of Chemical Technology, 3rd ed, vol. 8, p. 910.

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