摘要:
The present invention relates to microcapsules comprising a polyurea shell and a core, which contains a pesticide, a water-immiscible solvent A and at least 5 wt % of an aprotic, polar solvent B, which has a solubility in water from 0.5 to 20 g/l at 20° C., based on the total weight of the solvents in the core. It further relates to microcapsules comprising a shell and a core, which contains a pesticide and 2-heptanone; to a method for preparing said mircocapsules; to an aqueous composition comprising said microcapsules; and to a method for controlling phytopathogenic fungi and/or undesired plant growth and/or undesired attack by insects or mites and/or for regulating the growth of plants, with said mircocapsules.
摘要:
The present invention relates to a aqueous composition containing a suspended pesticide A, and microcapsules comprising a shell and a core, wherein the core contains a pesticide B and an aprotic, polar solvent B, and the shell contains poly(meth)acrylate, which comprises C1-C24 alkyl esters of acrylic and/or methacrylic acid, acrylic acid, methacrylic acid, and/or maleic acid in polymerized form. The invention further relates to a method for preparing said composition comprising the mixing of the pesticide A, water and the microcapsules, to said microcapsule, wherein the core contains the pesticide B and a solvent A, wherein the weight ratio of the pesticide B to the sum of all solvents in the core is from 1:1 to 1:10, and wherein the microcapsule contains up to 7 wt % poly(meth)acrylate, based on the total amount of all pesticides in the core, all solvents in the core, and the poly(meth)acrylate.
摘要:
The present invention relates to a aqueous composition containing a suspended pesticide A, and microcapsules comprising a shell and a core, wherein the core contains a pesticide B and an aprotic, polar solvent B, and the shell contains poly(meth)acrylate, which comprises C1-C24 alkyl esters of acrylic and/or methacrylic acid, acrylic acid, methacrylic acid, and/or maleic acid in polymerized form. The invention further relates to a method for preparing said composition comprising the mixing of the pesticide A, water and the microcapsules, to said microcapsule, wherein the core contains the pesticide B and a solvent A, wherein the weight ratio of the pesticide B to the sum of all solvents in the core is from 1:1 to 1:10, and wherein the microcapsule contains up to 7 wt % poly(meth)acrylate, based on the total amount of all pesticides in the core, all solvents in the core, and the poly(meth)acrylate.
摘要:
The present invention relates to microcapsules comprising a polyurea shell and a core, which contains a pesticide, a water-immiscible solvent A and at least 5 wt % of an aprotic, polar solvent B, which has a solubility in water from 0.5 to 20 g/l at 20° C., based on the total weight of the solvents in the core. It further relates to microcapsules comprising a shell and a core, which contains a pesticide and 2-heptanone; to a method for preparing said microcapsules; to an aqueous composition comprising said microcapsules; and to a method for controlling phytopathogenic fungi and/or undesired plant growth and/or undesired attack by insects or mites and/or for regulating the growth of plants, with said microcapsules.
摘要:
The present invention relates to a method for a preparation of a solid composition comprising the steps of a) dissolving a premix in a premix-solvent, or melting a premix, wherein the premix contains a pesticide and a nonionic, amphiphilic polyalkoxylate, b) solidifying the premix by removing the premix-solvent, or by cooling, and c) contacting the premix with at least one auxiliary. The invention further relates to a solid composition obtainable by said method; to a method for the preparation of an aqueous tank mix, in which a pesticide is present as suspended particles having a particle size below 1.0 μm, comprising the step of mixing water and a solid composition obtainable by the said method; and to a method for controlling phytopathogenic fungi and/or undesired plant growth and/or undesired attack by insects or mites and/or for regulating the growth of plants, where a solid composition obtainable by said method is allowed to act on the particular pests, their habitat or the plants to be protected from the particular pest, the soil and/or on undesired plants and/or the useful plants and/or their habitat.
摘要:
The present invention relates to a microcapsule comprising a capsule core, which contains a pheromone, and a capsule wall, which contains in polymerized form 30 to 90% by weight of one or more C1-C24-alkyl esters of acrylic acid and/or methacrylic acid, acrylic acid, methacrylic acid and/or maleic acid (monomers I), 10 to 70% by weight of one or more difunctional and/or poly-functional monomers (monomers II), and 0 to 40% by weight of one or more other monomers (monomer III), in each case based on the total weight of the monomers. The invention further relates to a process for the preparation of said microcapsules; a method for controlling undesired insect infestation; and a composition for controlling undesired insect infestation comprising a pheromone and ethyl 3-methylbutanoate.
摘要:
The present invention relates to a method for controlling arthropods comprising the application of an aqueous gel which contains an insecticide, an attractant and a thickener, wherein the aqueous gel is applied in the form of spots on fruit trees. The invention further relates to an aqueous gel comprising an insecticide, an attractant, a thickener, a humectant and a feeding stimulant. The invention also relates to a concentrated gel for preparing the aqueous gel.
摘要:
The present invention relates to novel pesticide compositions in the form of a gel material or a solid material which are suitable for combating arthropod pests, in particular insects. The pesticide composition in the form of a gel or solid contains i) 0.001 to 50% by weight of at least one pesticide compound which is effective against arthropod pest, ii) 0.5 to 20% by weight of at least one superabsorbent polymer P having an absorption capacity for deionised water of at least 100 g per 1 g of polymer P, and iii) 5 to 94.5% by weight of at least one filler material different from water, and iv) 5 to 94.5% by weight of water, wherein the % by weight are based on the total weight of the composition. The present invention also relates to the use of the pesticide compositions as described herein for combating arthropod pests and to a method for combating arthropod pests, which comprises applying a gel composition as defined herein either directly or as an aqueous dilution to a location where the arthropod pest gets into contact with said composition.
摘要:
Subject of the present invention is a solid ant bait comprising an insecticide and a bait composition. Another subject is a process for the preparation of said ant bait, comprising extruding a mixture, which contains the insecticide and the bait composition. Yet another subject is a method for controlling ants, comprising offering to said ants the ant bait according to the invention. Finally, a subject is a use of the ant bait according to the invention for controlling ants.
摘要:
The present invention relates to a microemulsion comprising (A) 0.1 to 50% by weight of at least one active ingredient, (B) 0.5 to 40% by weight of at least one solvent which is fully miscible with water, (C) 10 to 40% by weight of at least one nonionic surfactant, (D) 0 to 10% by weight of further additives, (E) 10 to 90% by weight of water and (F) 0.1 to 60% by weight of at least one solvent which is partially miscible with water, in each case based on the total microemulsion, where the total of the amounts of components A, B, C, D, E and F is 100% by weight and where the microemulsion does not comprise any anionic surfactants, and to a process for the preparation of this microemulsion and to the use of this microemulsion for the treatment of plants.