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Patent Application
App. No. 10/936,238

Oil-in-water emulsion formulation of insecticides

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Quick Facts
Patent No.
US None
App. No.
10/936,238
Abstract

An oil-in-water emulsion formulation, comprising a) one or more insecticides, in particular pyrethroids; b) one or more solvents from the group of esters of aliphatic monocarboxylic acids, esters of aliphatic dicarboxylic acids, esters of aromatic monocarboxylic acids esters of aromatic dicarboxylic acids and tri-n-alkylphosphates; c) an emulsifier system comprising one or more anionic surfactants and two or more non ionic surfactants, one of which has a HLB value between 4 and 12 and one of which has a HLB value between 12 and 20; d) one or more film forming agents/thickeners; and e) water. is useful for controlling pests.

Claims (14)

1 - 12 . (Cancelled)

13 . An oil-in-water emulsion formulation, comprising:

a) one or more insecticides

b) one or more solvents selected from the group consisting of esters of aliphatic monocarboxylic acids, esters of aliphatic dicarboxylic acids, esters of aromatic monocarboxylic acids, esters of aromatic dicarboxylic acids and tri-n-alkylphosphates;

c) an emulsifier system comprising one or more anionic surfactants and two or more non ionic surfactants, one of which has a hydrophile-lipophile balance (HLB) value between 4 and 12 and one of which has a HLB value between 12 and 20;

d) one or more film forming agents and/or thickeners; and

e) water.

14 . The formulation as claimed in claim 13 , wherein the insecticide is a pyrethroid.

15 . The formulation as claimed in claim 14 , wherein the pyrethroid is deltamethrin.

16 . The formulation as claimed in claim 13 , further comprising a polar cosolvent.

17 . The formulation as claimed in claim 13 , further comprising additives and/or auxiliaries selected from the group consisting of, antifreeze agents, stabilizing agents, antifoamers, defoamers, preservatives, coloring agents and odor masking products.

18 . The formulation as claimed in claim 13 , comprising 0.05 to 200 g/l of the one or more insecticides.

19 . The formulation as claimed in claim 13 , comprising 0.1 to 50 g/l of the one or more insecticides.

20 . The formulation as claimed in claim 13 , comprising 1 to 25 g/l of the one or more insecticides.