Aqueous herbicidal concentrate comprising a betaine type...

A - Human Necessities – 01 – N

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A01N 57/20 (2006.01) A01N 25/30 (2006.01) A01P 13/00 (2006.01)

Patent

CA 2473946

The present invention concerns an aqueous phytopathological formulation comprising a hydrosoluble salt of at least one aminophosphate or aminophosphonate type herbicide; at least one principal surfactant selected from alkylbetaines and alkyl(amidoalkyl)betaines, and at least one additive selected from at least one of the following compounds: (i) amines or etheramines comprising at least one hydrocarbon radical containing 2 to 24 carbon atoms, optionally polyalkoxylated; (ii) acid or non acid phosphate mono- or di-esters, optionally polyalkoxylated; (iii) alkali metal, alkaline-earth metal, ammonium, alkylammonium, alkanolammonium, iron, zinc or manganese salts of a mineral acid; and (iv) alkylmonoglycosides or alkylpolyglycosides.

La présente invention concerne une formulation phytopathologique aqueuse comprenant un sel hydrosoluble d'au moins un herbicide du type aminophosphate ou aminophosphonate, au moins un tensioactif principal sélectionné parmi les alkylbétaïnes et les alkyl(amidoalkyl)bétaïnes, et au moins un additif sélectionné dans au moins un des groupes de composés suivants : (i) amines ou étheramines comprenant au moins un radical hydrocarbure contenant 2 à 24 atomes de carbone, éventuellement polyalcoxylées ; (ii) monoesters ou diesters phosphoriques acides ou non acides, éventuellement polyalcoxylés; (iii) sels d'un acide minéral d'un métal alcalin, d'un métal alcalino-terreux, d'ammonium, d'alkylammonium, d'alcanolammonium, de fer, de zinc ou de manganèse; et (iv) alkylmonoglycosides ou alkylpolyglycosides.

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