Chemically stable compacted particles containing insecticidal ph

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Phosphorus containing other than solely as part of an...

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514137, 514 75, 424710, A01N 5702, A01N 5704, A01N 5902

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active

053691008

ABSTRACT:
The present invention is directed to an insecticidal composition including irregularly shaped to spherically shaped particles prepared by compaction, in the absence of a binder, of an admixture including ammonium sulfate and at least one insecticidal compound of the formula: ##STR1## wherein R and R.sup.1 individually are an alkyl, alkenyl or alkynyl group containing up to 6 carbon atoms, R.sup.2 is hydrogen, an alkyl group containing 1 to 18 carbon atoms, a cycloalkyl group containing 3 to 8 carbon atoms, an alkenyl group containing 2 to 18 carbon atoms or an alkynyl group containing 3 to 18 carbon atoms, R.sup.3 is hydrogen or an alkyl group containing 1 to 6 carbon atoms, and Y is oxygen or sulfur. The present invention is also directed to methods for manufacturing such particles and for killing insects with such particles.

REFERENCES:
patent: 378583 (1888-02-01), Feustell
patent: 3585022 (1971-06-01), Gray, Jr. et al.
patent: 3622677 (1971-07-01), Short
patent: 3716600 (1973-02-01), Magee
patent: 3845172 (1974-10-01), Magee
patent: 3914417 (1975-10-01), Magee
patent: 3919416 (1975-11-01), Cosby
patent: 5075058 (1991-12-01), Chan et al.
patent: 5100667 (1992-03-01), Chan et al.

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