Oil-in-water organophosphorus insecticidal emulsion
AssigneeSumitomo Chemical Company, Limited
InventorsHiroshi Fuyama, Kozo Tsuji
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Abstract
An oil-in-water insecticidal emulsion comprising 1 to 50% by weight of as an insecticidally active liquid ingredient at least one organophosphorus compound having a water-solubility of 1,000 ppm or less at a temperature of 10.degree. C.; 2 to 10% by weight of polyvinyl alcohol or gum arabic; and an appropriate amount of a thickener with the balance being water.
Claims7
An oil-in-water insecticidal emulsion consisting essentially of, as an insecticidally active liquid ingredient 1 to 50% by weight of at least one organophosphorus compound having a water-solubility of 1,000 ppm or less at a temperature of 10.degree. C., 2 to 10% by weight of polyvinyl alcohol or gum arabic and 0.1 to 20% by weight of a thickener selected from the group consisting of tragacanth gum, guar gum, sodium alginate, sodium carboxymethyl cellulose, sodium carboxymethyl starch, hydroxyethyl cellulose, methyl cellulose and a polyacrylic acid or a derivative thereof with the balance being water.
Dependencies are inferred from the claim text.