WO2021024836A1 - 農薬製剤 - Google Patents
農薬製剤 Download PDFInfo
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- WO2021024836A1 WO2021024836A1 PCT/JP2020/028744 JP2020028744W WO2021024836A1 WO 2021024836 A1 WO2021024836 A1 WO 2021024836A1 JP 2020028744 W JP2020028744 W JP 2020028744W WO 2021024836 A1 WO2021024836 A1 WO 2021024836A1
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- surfactant
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- pesticide preparation
- organic solvent
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/30—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/24—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with two or more hetero atoms
- A01N43/26—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with two or more hetero atoms five-membered rings
- A01N43/28—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with two or more hetero atoms five-membered rings with two hetero atoms in positions 1,3
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom
- A01N47/06—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom containing —O—CO—O— groups; Thio analogues thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/34—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the groups, e.g. biuret; Thio analogues thereof; Urea-aldehyde condensation products
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
- C05G5/37—Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer
Definitions
- the present invention relates to agrochemical preparations. More specifically, the present invention relates to a pesticide preparation in which the active ingredient of pesticide is dissolved and foaming at the time of water dilution is suppressed.
- pesticide preparations in which the pesticide active ingredient is dissolved in the pesticide active ingredient, particularly the water-insoluble or water-insoluble pesticide active ingredient have been studied (Patent Documents 1 and 2).
- pesticide preparations In addition to the pesticide active ingredient and the solvent that dissolves the pesticide active ingredient, such pesticide preparations usually contain a surfactant for the purpose of solubilizing and / or enhancing the efficacy of the pesticide active ingredient, stabilizing the pesticide preparation, and the like. Contains.
- a surfactant for the purpose of solubilizing and / or enhancing the efficacy of the pesticide active ingredient, stabilizing the pesticide preparation, and the like. Contains.
- it is necessary to meet the requirements set for each dosage form. For example, in a pesticide preparation in which other components contained in the pesticide preparation are dissolved in a solvent in addition to the pesticide active ingredient. , Its properties are required to be clear.
- pesticide preparations are usually diluted with water and applied to plants and their habitats.
- the pesticide preparation contains a surfactant, bubbles are likely to be generated when the pesticide preparation is diluted with water, and particularly when the pesticide active ingredient is water-insoluble or sparingly soluble in water, the interface
- an antifoaming agent is added when diluted with water, or an antifoaming agent is added to the pesticide preparation itself.
- the antifoaming agent is contained in the pesticide preparation itself.
- the antifoaming agent is also dissolved in order to maintain the uniformity of the pesticide preparation.
- Examples of the defoaming agent used in pesticide preparations include silicone-based defoaming agents (for example, silicone oil, modified silicone oil, silicone oil containing a filler such as silica, etc.).
- silicone-based defoaming agents for example, silicone oil, modified silicone oil, silicone oil containing a filler such as silica, etc.
- Patent Document 3 contains a polyoxyalkylene-modified organopolysiloxane for use as a spreading agent for pesticides and a glycerin-modified organopolysiloxane as a component for suppressing foaming caused by the component.
- the composition to be used is disclosed.
- Patent Document 4 states that the composition disclosed in Patent Document 3 has insufficient ability to eliminate bubbles that have already been generated, and further states that the composition contains polyoxyalkylene / perfluoroalkyl covariant organopolysiloxane. The thing is disclosed. However, neither Patent Documents 3 and 4 relate to pesticide preparations in which the pesticide active ingredient is dissolved in an organic solvent.
- the pesticide active ingredient is dissolved, and in addition to the pesticide active ingredient, the pesticide preparation It is more desirable that the pesticide preparation has clear properties in which other components contained are also dissolved.
- the pesticide preparation has clear properties and foaming during water dilution is suppressed. Formulations are sought.
- the present invention relates to (a) an active ingredient for pesticides, (b) a surfactant, and a silicone-based compound represented by (c) formula (I) (hereinafter, may be simply referred to as "(c) silicone-based compound”). , And (d) an agricultural chemical preparation containing an organic solvent, wherein the above (a), (b) and (c) are dissolved in (d).
- R 1 is an independently alkyl group having 1 to 20 carbon atoms, p is an integer of 0 to 3, and q is an integer of 1 to 2.
- a pesticide active ingredient is dissolved in a mixture containing (a) a pesticide active ingredient, (b) a surfactant, and (d) an organic solvent, and (c) a silicone compound is dissolved.
- the present invention is a pesticide preparation in which (a) the pesticide active ingredient is dissolved, particularly, (a) a pesticide preparation having a clear property in which other components contained in the pesticide preparation are dissolved in addition to the pesticide active ingredient. It also relates to a combination of (b) a surfactant, (c) a silicone-based compound, and (d) an organic solvent in the production of.
- a pesticide preparation that fully exerts the efficacy of the pesticide active ingredient and suppresses foaming when diluted with water when the pesticide preparation is used.
- the pesticide preparation of the present invention contains (a) a pesticide active ingredient, (b) a surfactant, (c) a silicone compound, and (d) an organic solvent, and (a) a pesticide active ingredient, (b) an interface. It is characterized in that the activator and (c) a silicone-based compound are dissolved in (d) an organic solvent.
- the pesticide formulation of the present invention preferably has all the components contained in the pesticide formulation uniformly dissolved and has the properties of a clear liquid (ie, no visible suspended solids and precipitates), for example, internationally. It is more preferable to have properties that conform to the guidelines of the International Federation of Agricultural Chemicals Industry (CLI), the United Nations Food and Agriculture Organization (FAO), the World Health Organization (WHO) or the Organization for Economic Co-operation and Development (OECD), and the guidelines of each country.
- CLI International Federation of Agricultural Chemicals Industry
- FEO Food and Agriculture Organization
- WHO World Health Organization
- OECD Organization for Economic Co-operation and Development
- the pesticide preparation of the present invention having the properties of a clear liquid has a light transmittance of usually 94% or more, preferably 95% or more, more preferably 97% or more, and further more in the wavelength of the visible light region. It is preferably 99% or more.
- the wavelength for measuring the transmittance can be appropriately selected according to the color of the pesticide preparation to be measured, and is, for example, a wavelength of 590 to 750 nm, preferably 600 to 700 nm, and more preferably 660 nm. ..
- the light transmittance is measured by measuring the absorbance of the pesticide preparation with light of the above wavelength using an ultraviolet visible spectrophotometer (for example, UV-2550 (manufactured by Shimadzu Corporation)) (temperature: Room temperature, optical path length: 100 mm, quartz cell capacity: 3.7 mL), and the transmittance obtained by using the following formula.
- the measured value of transmittance may differ due to the difference in the blank.
- a blank water, alcohols, or (a) pesticide active ingredient, (b) surfactant and (d) organic solvent
- Agricultural chemicals containing the above can be used, and more preferably, an agricultural chemical containing (a) an active ingredient for agricultural chemicals, (b) a surfactant and (d) an organic solvent can be used as a blank.
- the pesticide preparation of the present invention is optional as long as (a) the pesticide active ingredient, (b) the surfactant, and (c) the silicone-based compound are dissolved in (d) an organic solvent.
- the pesticide preparation of the present invention has the properties of a clear liquid in which all the components contained in the pesticide preparation are uniformly dissolved, and has the properties of an SL agent (soluble concentrate), a DC agent (dispersible concentrate), and ME.
- Dosage forms such as agents (microemulsion), LS agents (Solution for seed treatment) or AL agents (other liquids to be applied undiluted) can be taken, and SL agents (soluble concentrate), DC agents (dispersible concentrate) and ME agents. (Microemulsion) is particularly preferable.
- the combination of (b) surfactant, (c) silicone compound and (d) organic solvent of the present invention can be used as (a) pesticide active ingredient having various solubilities and activities, as shown in Examples described later. It is possible to apply. Therefore, in the present invention, (a) the pesticide active ingredient is not limited to its solubility, activity, etc., and any pesticide active ingredient known in the art, such as herbicides, insecticides, fungicides and plants. One or more (eg, 1, 2, 3, 4) active ingredients selected from the group consisting of regulators can be used.
- pesticide active ingredients for example, "The Pesticide Manual” (eighteenth Edition, The British Crop Protection Council, 2018), “Pesticide Handbook” (Japan Plant Protection Association, 2016). Agricultural chemical active ingredients can be used.
- pesticide active ingredient (a) of the present invention also includes the pesticide active ingredient currently under development or developed in the future.
- Preferred specific examples of the above (a) pesticide active ingredient are not limited, but are not limited.
- Pyrazole compounds eg tolpyralate
- sulfonylurea compounds eg nicosulfuron, flazasulfuron, flucetosulfuron
- aryloxypropionic acid ester compounds eg fluazihop-P
- Herbicides such as compounds (eg 2,4-PA ethyl), triketone compounds (eg lancotrion); Diamide compounds (eg cyclaniliprole, chloranthraniliprole, cyantraniliprole, flubenzamide, etc.), furonicamid, benzoylurea compounds (eg chlorfluazuron, etc.), organic phosphorus compounds (eg, chlorfluazuron, etc.) Hostiazeto, chlorpyriphos, spywareusaphos, imiciaphos, etc.), pyrethroid compounds (eg, ⁇ sihalothrin, bifenthrin,
- the present invention is particularly useful for (a) water-insoluble or poorly water-soluble pesticide active ingredients that may cause problems in exerting the efficacy of pesticide active ingredients from the viewpoint of (a) exerting the efficacy of pesticide active ingredients.
- the water-insoluble or sparingly water-soluble pesticide active ingredient means a pesticide active ingredient that is insoluble in water or has a solubility in water at 20 ° C. of usually 10 ppm or less, particularly 1 ppm or less. ..
- the content of (a) the pesticide active ingredient in the pesticide preparation is not particularly limited as long as it can be dissolved in the pesticide preparation.
- the content of the pesticide active ingredient is usually 0.1 to 40% by weight, preferably 0.1 to 30% by weight, more preferably 0.1 to 20% by weight, based on the pesticide preparation. is there.
- the above content means the total content of the plurality (a) pesticide active ingredients.
- the surfactant is not limited to its structure, properties, etc., and any surfactant known in the art, for example, a nonionic surfactant, an anionic surfactant, is used.
- a nonionic surfactant an anionic surfactant
- One or more (eg, 1, 2, 3, 4) surfactants selected from the group consisting of agents, cationic surfactants and amphoteric surfactants can be used.
- one or more surfactants selected from nonionic surfactants and anionic surfactants are preferable as the surfactants.
- Nonionic surfactants such as polyoxyalkylene surfactants, block copolymer surfactants, and polyhydric alcohol surfactants; Anionic surfactants such as sulfonic acid type surfactants, sulfate ester type surfactants, phosphoric acid ester type surfactants, and carboxylic acid type surfactants; Cationic surfactants such as amine salt-type surfactants and ammonium salt-type surfactants; Amphoteric surfactants such as betaine-type surfactants and amine oxide-type surfactants; and amino acid-type surfactants can be mentioned.
- Anionic surfactants such as sulfonic acid type surfactants, sulfate ester type surfactants, phosphoric acid ester type surfactants, and carboxylic acid type surfactants
- Cationic surfactants such as amine salt-type surfactants and ammonium salt-type surfactants
- Amphoteric surfactants such as betaine-type surfactants and amine
- polyoxyalkylene-type surfactants polymers of polyoxyalkylene alkyl ether, polyoxyalkylene aryl ether, polyoxyalkylene alkylaryl ether, polyoxyalkylene arylaryl ether, polyoxyalkylene styrylphenyl ether, polyoxyalkylene styrylphenyl ether, Polyoxyalkylene resin acid ester, polyoxyalkylene fatty acid ester, polyoxyalkylene sorbitan fatty acid ester, polyoxyalkylene sorbitol fatty acid ester, polyoxyalkylene glycerol fatty acid ester, polyoxyalkylene castor oil, polyoxyalkylene cured castor oil, polyoxyalkylene Alkylamine, polyoxyalkylene fatty acid amide, polyoxyalkylene dimethyl siloxane, etc.
- polyoxyalkylene moiety contained therein examples include polyoxyethylene and polyoxypropylene, and examples of the fatty acid moiety include those of C8 to C18.
- Aryl substituents include mono, di and tri.
- Block copolymer type surfactant Polyoxyethylene polyoxypropylene block polymer, polyoxyethylene polyoxypropylene block polymer alkyl ether, polyoxyethylene polyoxypropylene block polymer alkyl phenyl ether, etc. Examples of the alkyl moiety contained in these include those of C8 to C12.
- Sulfonic acid type surfactants alkyl sulfonic acid, alken sulfonic acid, alkin sulfonic acid, aryl sulfonic acid, alkyl aryl sulfonic acid, aryl sulfonic acid formalin condensate, alkyl aryl sulfonic acid formalin condensate, ⁇ -olefin sulfonic acid, dialkyl Sulfonic acid, lignin sulfonic acid, polyoxyethylene alkyl ether sulfosuccinic acid half ester, formalin condensate of cleosort oil sulfonic acid, alkyldiphenyl ether disulfonic acid, polystyrene sulfonic acid and styrene sulfonic acid and methacrylic acid copolymer and other sulfones Acids, as well as salts of these sulfonic acids.
- alkyl moiety or olefin moiety contained therein examples include those of C8 to C22, and examples of the salt include alkali metal salts such as sodium salt and potassium salt, alkaline earth metal salts such as calcium salt, and ammonium salts. Can be mentioned.
- Aryls also include mono, di or tri-substituted aryls.
- Sulfate type surfactant Alkyl sulfate ester, Polyoxyethylene alkyl sulfate ester, Polyoxyethylene alkyl ether sulfate ester, Polyoxyethylene alkylaryl ether sulfate ester, Polyoxyethylene arylaryl ether sulfate ester, Polyoxyethylene styrylphenyl ether Sulfate ester, sulfate ester of polyoxyethylene polyoxypropylene block polymer, sulfated oil, sulfated fatty acid ester, sulfated ester such as sulfated fatty acid and sulfated olefin, and salts of these sulfated esters.
- alkyl moiety contained therein examples include those of C8 to C18, and examples of the salt include alkali metal salts such as sodium salt and potassium salt, alkaline earth metal salts such as calcium salt, and ammonium salts.
- Aryl substituents include mono, di and tri.
- Phosphate ester type surfactant Alkyl phosphate ester, polyoxyethylene alkyl phosphate ester, polyoxyethylene alkyl ether phosphate ester, polyoxyethylene alkyl phenyl ether phosphate ester, polyoxyethylene styrylphenyl ether phosphate and These phosphate salts and the like.
- alkyl moiety contained therein examples include those of C8 to C18, and examples of the salt include alkali metal salts such as sodium salt and potassium salt, alkaline earth metal salts such as calcium salt, and ammonium salts.
- Carboxylic acid type surfactants fatty acids, metal soaps, alkyl ether carboxylic acids, acyl lactic acid, N-acyl amino acids, polycarboxylic acids and salts thereof.
- Examples of the alkyl moiety contained therein include those of C8 to C18, and examples of the salt include alkali metal salts such as sodium salt and potassium salt, alkaline earth metal salts such as calcium salt, and ammonium salts.
- polyoxyalkylene-type surfactants polyoxyalkylene alkyl ethers (eg polyoxyethylene alkyl ethers), polyoxyalkylene alkylaryl ethers (eg polyoxyethylene alkylaryl ethers), polyoxyalkylene styrylphenyl ethers (eg polyoxyalkylene styrylphenyl ethers) Polyoxyethylene styrylphenyl ether, etc.), Polyoxyalkylene castor oil (eg, polyoxyethylene castor oil, etc.), Polyoxyalkylene fatty acid ester (eg, polyoxyethylene fatty acid ester, etc.), Polyoxyalkylene sorbitan fatty acid ester (eg, polyoxyalkylene sorbitan fatty acid ester, etc.) Polyoxyethylene sorbitan fatty acid ester, etc.), Polyoxyalkylene sorbitan fatty acid ester, etc.), Polyoxyalkylene sorbitan fatty acid ester, etc.), Polyoxyalkylene
- Block copolymer type surfactant Poly Oxyethylene polyoxypropylene block copolymers, etc.
- Sulphonic surfactants alkylaryl sulfonic acid or salts thereof (eg, calcium alkylbenzene sulfonate, etc.), aryl sulfonic acid or salts thereof, alkyl sulfonic acid or salts thereof, lignin sulfonic acid or The salt, alkylsulfosuccinic acid or a salt thereof, etc.
- Sulfate-type surfactant Alkyl sulfate ester or a salt thereof (eg, sodium lauryl sulfate), polyoxyethylene styrylphenyl ether sulfate ester or a salt thereof (eg, polyoxyethylene styryl) Phenyl ether sulfate, etc.), polyoxyethylene alkyl sulfate ester or salts thereof (eg, polyoxyethylene alkyl sulfate, etc.), etc.
- Phosphate-type surfactants alkyl phosphate, polyoxyethylene alkyl ether phosphate, etc.
- Carrobic surfactants fatty acids, metal soaps, alkyl ether carboxylic acids, N-acylamino acids, polycarboxylic acids, etc.
- an amine salt type surfactant eg, polyoxyethylene beef fat amine, etc.
- an amino acid type surfactant N-acyl amino acid salt (eg, N-palm oil fatty acid acyl-L-glutamate triethanolamine, etc.) Etc. are also preferable.
- the content of (b) surfactant in the pesticide preparation is not particularly limited as long as (a) the amount of the pesticide active ingredient can be dissolved in the pesticide preparation.
- the content of the surfactant is usually 0.1 to 60% by weight, preferably 0.1 to 50% by weight, more preferably 0.1 to 40% by weight, based on the pesticide preparation. is there.
- the above-mentioned content means the total content of the plurality of (b) surfactants.
- the silicone-based compound (c) has the formula (I) :.
- R 1 is an alkyl group having 1 to 20 carbon atoms independently, p is an integer of 0 to 3, and q is an integer of 1 to 2). It is a compound.
- the silicone-based compound represented by the formula (I) is preferably the formula (II) :. It is a compound represented by.
- Silicone compounds used as defoaming agents include various commercially available products that can be used in the present technical field, but the main component is a silicone oil that is difficult to mix with an organic solvent for the purpose of imparting a defoaming effect.
- the main component is a silicone oil that is difficult to mix with an organic solvent for the purpose of imparting a defoaming effect.
- the present inventors impart clear properties to the pesticide preparation of the present invention, and at the time of water dilution of the pesticide preparation, water dilution of the pesticide preparation. It was found that it is possible to suppress the bubbling of the liquid.
- the content of the (c) silicone compound in the pesticide preparation is not particularly limited as long as it exerts its effect and can be dissolved in the pesticide preparation.
- the content of (c) silicone-based compound is usually 0.01 to 10% by weight, preferably 0.01 to 5% by weight, and more preferably 0.01 to 1% by weight with respect to the pesticide preparation. ..
- the organic solvent can dissolve (a) the active ingredient of the pesticide, (b) the surfactant, and (c) the silicone-based compound, and a water-diluted solution of the pesticide preparation can be easily prepared.
- any organic solvent that can be used in the art examples include water-miscible organic solvents such as amides, sulfoxides, ketones, lactones, pyrrolidones, alcohols, ethers and esters; organic solvents having poor miscibility with water, such as aliphatic esters. Aromatic naphtha, vegetable oils, etc .; and mixed solvents thereof.
- the pesticide preparation may contain water as long as the pesticide preparation maintains the properties of the clear liquid.
- the organic solvent is preferably a water-miscible organic solvent suitable for preparing a water-diluted solution of a pesticide preparation, and more preferably an organic solvent having a water solubility that can be dissolved in water at an arbitrary ratio.
- the content of (d) the organic solvent in the pesticide preparation is not particularly limited as long as it can dissolve (a) the pesticide active ingredient, (b) the surfactant and (c) the silicone compound.
- the content of the organic solvent is usually 1 to 99% by weight, preferably 20 to 99% by weight, and more preferably 40 to 90% by weight with respect to the pesticide preparation.
- the above-mentioned content means the total content of the plurality of (d) organic solvents.
- the pesticide preparation contains an organic solvent that is inferior in miscibility with water
- a surfactant and / or (c) a silicone-based compound can be obtained in order to obtain a uniform aqueous diluent while suppressing foaming. It may be desirable to increase the content of the compound.
- the weight ratio of (a) the pesticide active ingredient to (b) the surfactant is usually 1: 5 to 5: 1, preferably 1: 3 to 3: 1, and more preferably 1: 1. It is 2 to 2: 1.
- the weight ratio of (a) the pesticide active ingredient to (c) the silicone compound is usually 200: 1 to 1: 1, preferably 100: 1 to 1: 1, and more preferably 50: It is 1 to 1: 1.
- the weight ratio of (b) surfactant to (d) organic solvent is usually 1:50 to 1: 1, preferably 1:30 to 1: 1, and more preferably 1:15. ⁇ 1: 1.
- the weight ratio of (c) the silicone compound to (d) the organic solvent is usually 1: 1000 to 1:10, preferably 1: 500 to 1:10, more preferably 1: 300. ⁇ 1:10.
- the pesticide preparation of the present invention contains antifreeze agents (eg, propylene glycol, dipropylene glycol, dipropylene glycol monomethyl ether, polyethylene glycol, etc.), pH adjusters (eg, acetic acid, phosphoric acid, citric acid, etc.), if necessary.
- antifreeze agents eg, propylene glycol, dipropylene glycol, dipropylene glycol monomethyl ether, polyethylene glycol, etc.
- pH adjusters eg, acetic acid, phosphoric acid, citric acid, etc.
- rape seed (abrana) oil methylated soybean oil, polyoxyethylene dimethyl siloxane, polyoxyethylene alkyl phenyl ether methylated rape seed oil, hydroxypropyl heptamethyl
- auxiliary agents such as trisiloxane
- binders polyvinyl alcohol, polyvinylpyrrolidone, etc.
- preservatives etc.
- the pesticide preparation of the present invention can be produced according to a usual method for preparing a pesticide preparation. Specifically, (a) pesticide active ingredient, (b) surfactant, (c) silicone compound and (d) organic solvent, and if necessary, other auxiliary agents are mixed and dissolved in any order. By doing so, it can be manufactured. Further, in the production of the pesticide preparation of the present invention, if necessary, it may be heated to about 30 to 80 ° C. to assist the dissolution.
- a method of preparing by dissolving (a) a pesticide active ingredient, (b) a surfactant and (c) a silicone-based compound in (d) an organic solvent A method of preparing by adding (c) a silicone-based compound to a composition in which (a) an active ingredient of a pesticide and (b) a surfactant are dissolved in (d) an organic solvent; A method of adjusting by adding (b) a surfactant to a composition in which (a) a pesticide active ingredient and (c) a silicone compound are dissolved in (d) an organic solvent; A method for preparing by adding (a) a pesticide active ingredient and (b) a surfactant to a composition in which (c) a silicone compound is dissolved in (d) an organic solvent; Examples thereof include a method of preparing by dissolving (a) a pesticide active ingredient in a composition in which (b) a surfactant and (c) a silicone compound are dissolved in (d) an organic solvent;
- the pesticide preparation of the present invention may be diluted with, for example, 10 to 10,000 times the volume of water to prepare a spray solution, which may be applied according to a known application method in the present art. it can.
- the pesticide preparation of the present invention suppresses foaming, but it is better to prepare the spray liquid by stirring in water as much as possible so as not to entrain air. preferable.
- other commercially available pesticide preparations and spreading agents for example, vegetable oil ester-based commonly used in the present technical field are used.
- a pesticide preparation containing (a) an active ingredient for pesticides, (b) a surfactant, a silicone compound represented by (c) formula (I), and (d) an organic solvent, which is described in (a) above. ), (B) and (c) are dissolved in (d), a pesticide preparation.
- R 1 is an independently alkyl group having 1 to 20 carbon atoms, p is an integer of 0 to 3, and q is an integer of 1 to 2.
- [2] The pesticide preparation according to [1], which has the properties of a clear liquid.
- [3] The pesticide preparation according to [1] or [2], wherein the light transmittance at a wavelength of 590 to 750 nm is 94% or more.
- [4] The pesticide preparation according to [1] or [2], wherein the light transmittance at a wavelength of 660 nm is 94% or more.
- the surfactant is at least one selected from the group consisting of a nonionic surfactant and an anionic surfactant. Agricultural chemicals.
- the surfactant comprises a polyoxyalkylene type surfactant, a block copolymer type surfactant, a sulfonic acid type surfactant, a sulfate ester type surfactant and a phosphoric acid ester type surfactant.
- the organic solvent is at least one selected from the group consisting of amides, sulfoxides, ketones, lactones, pyrrolidones, alcohols, ethers and esters.
- the organic solvent is N, N-dimethylacetamide, N, N-dimethylformamide, N-methyl-2-pyrrolidone, N-octyl-2-pyrrolidone, dimethyl sulfoxide, cyclohexanone, ⁇ -butyrolactone, propylene.
- the pesticide preparation according to any one of [1] to [11], which is an SL agent (Soluble concentrate), a DC agent (Dispersible concentrate), or an ME agent (Microemulsion).
- the pesticide active ingredient is a pyrazole compound (preferably tolpyralate or the like), a sulfonylurea compound (preferably nicosulfuron, flazasulfuron, flucetosulfuron or the like), an aryloxypropionic acid ester compound.
- Herbicides such as (preferably flazasulfuron-P, etc.), triketone compounds (preferably, lancotrion, etc.); Diamide compounds (preferably cyclaniliprole, chlorpyriliprole, cyantraniliprole, flubenzamide, etc.), furonicamid, benzoylurea compounds (preferably chlorfluazuron, etc.), organic phosphorus compounds (preferably chlorfluazuron, etc.)
- Pesticides such as hostiazeto, chlorpyrifos, spywareusaphos, imiciaphos, more preferably hostiazet, neonicotinoid compounds (preferably imidacloprid, acetamiprid, thiamethoxas, etc.); and cyanimidazole compounds (preferably cyanoimidazole).
- Insecticides such as siazophamide), 2,6-nitroaniliprole compounds (preferably fluazinum), phenyloxoethylthiophenamide compounds (preferably isofetamide), benzoylpyridine compounds (preferably periodophenone)
- the pesticide preparation according to any one of [1] to [12], which is one or more selected from the group consisting of.
- a silicone-based compound represented by the formula (I) (c) is dissolved in a mixture containing (a) an active ingredient for pesticides, (b) a surfactant, and (d) an organic solvent.
- R 1 is independently an alkyl group having 1 to 20 carbon atoms, p is an integer of 0 to 3, and q is an integer of 1 to 2).
- the light transmittance of the pesticide preparation at a wavelength of 660 nm is 94% or more.
- organic solvent is at least one selected from the group consisting of amides, sulfoxides, ketones, lactones, pyrrolidones, alcohols, ethers and esters.
- the method described in. [22] (d) The organic solvent is N, N-dimethylacetamide, N, N-dimethylformamide, N-methyl-2-pyrrolidone, N-octyl-2-pyrrolidone, dimethyl sulfoxide, cyclohexanone, ⁇ -butyrolactone, propylene.
- the pesticide active ingredient is a pyrazole compound (preferably tolpyralate or the like), a sulfonylurea compound (preferably nicosulfuron, flazasulfuron, flucetosulfuron or the like), an aryloxypropionic acid ester compound.
- Herbicides such as (preferably flazasulfuron-P, etc.), triketone compounds (preferably, lancotrion, etc.); Diamide compounds (preferably cyclaniliprole, chloranthraniliprole, cyantraniliprole, flubenzamide, etc.), furonicamid, benzoylurea compounds (preferably chlorfluazuron, etc.), organic phosphorus compounds (preferably chlorfluazuron, etc.)
- Pesticides such as hostiazeto, chlorpyriphos,NAusaphos, imiciaphos, more preferably hostiazeto, neonicotinoid compounds (preferably imidacloprid, acetamiprid, thiamethoxas, etc.); and cyanimidazole compounds (preferably, cyanoimidazole compounds).
- Disinfectants such as siazophamide), 2,6-nitroaniliprole compounds (preferably fluazinum), phenyloxoethylthiophenamide compounds (preferably isofetamide), benzoylpyridine compounds (preferably periodophenone)
- a silicone-based compound represented by the formula (I) (c) is dissolved in a mixture containing (a) an active pesticide ingredient, (b) a surfactant, and (d) an organic solvent.
- R 1 is an independently alkyl group having 1 to 20 carbon atoms, p is an integer of 0 to 3, and q is an integer of 1 to 2.
- [28] The use according to [27], wherein the pesticide formulation has the properties of a clear liquid.
- [29] The use according to [27] or [28], wherein the light transmittance of the pesticide preparation having a wavelength of 590 to 750 nm is 94% or more.
- the light transmittance of the pesticide preparation at a wavelength of 660 nm is 94% or more.
- organic solvent is at least one selected from the group consisting of amides, sulfoxides, ketones, lactones, pyrrolidones, alcohols, ethers and esters. Use as described in. [35] (d) The organic solvent is N, N-dimethylacetamide, N, N-dimethylformamide, N-methyl-2-pyrrolidone, N-octyl-2-pyrrolidone, dimethyl sulfoxide, cyclohexanone, ⁇ -butyrolactone, propylene.
- the pesticide preparation is an SL agent (Soluble concentrate), a DC agent (Dispersible center), or an ME agent (Microemulsion).
- the pesticide active ingredient is Pyrazole compounds (preferably tolpyralate, etc.), sulfonylurea compounds (preferably nicosulfuron, flazasulfuron, flusetosulfuron, etc.), aryloxypropionic acid ester compounds (preferably fluazihop-P, etc.), triketones.
- Herbicides such as system compounds (preferably Lancotrione, etc.); Diamide compounds (preferably cyclaniliprole, chloranthraniliprole, cyantraniliprole, flubenzamide, etc.), furonicamid, benzoylurea compounds (preferably chlorfluazuron, etc.), organic phosphorus compounds (preferably chlorfluazuron, etc.)
- Pesticides such as hostiazeto, chlorpyriphos, spywareusaphos, imiciaphos, more preferably hostiazeto, neonicotinoid compounds (preferably imidacloprid, acetamiprid, thiamethoxas, etc.); and cyanimidazole compounds (preferably, cyanoimidazole compounds).
- Disinfectants such as siazophamide), 2,6-nitroaniliprole compounds (preferably fluazinum), phenyloxoethylthiophenamide compounds (preferably isofetamide), benzoylpyridine compounds (preferably periodophenone)
- phenyloxoethylthiophenamide compounds preferably isofetamide
- benzoylpyridine compounds preferably periodophenone
- R 1 is an independently alkyl group having 1 to 20 carbon atoms, p is an integer of 0 to 3, and q is an integer of 1 to 2.
- the light transmittance of the pesticide preparation at a wavelength of 660 nm is 94% or more.
- organic solvent is at least one selected from the group consisting of amides, sulfoxides, ketones, lactones, pyrrolidones, alcohols, ethers and esters. The combination described in. [48] (d) The organic solvent is N, N-dimethylacetamide, N, N-dimethylformamide, N-methyl-2-pyrrolidone, N-octyl-2-pyrrolidone, dimethyl sulfoxide, cyclohexanone, ⁇ -butyrolactone, propylene.
- R 1 is an independently alkyl group having 1 to 20 carbon atoms, p is an integer of 0 to 3, and q is an integer of 1 to 2.
- [53] Use of the combination according to [52], wherein the pesticide formulation has the properties of a clear liquid.
- [54] Use of the combination according to [52] or [53], wherein the light transmittance of the pesticide preparation having a wavelength of 590 to 750 nm is 94% or more.
- [55] Use of the combination according to [52] or [53], wherein the light transmittance of the pesticide preparation at a wavelength of 660 nm is 94% or more.
- (b) The above-mentioned one of [52] to [55], wherein the surfactant is at least one selected from the group consisting of a nonionic surfactant and an anionic surfactant. Use of a combination of.
- [57] (b) A group in which the surfactant comprises a polyoxyalkylene type surfactant, a block copolymer type surfactant, a sulfonic acid type surfactant, a sulfate ester type surfactant and a phosphoric acid ester type surfactant.
- the surfactant comprises a polyoxyalkylene type surfactant, a block copolymer type surfactant, a sulfonic acid type surfactant, a sulfate ester type surfactant and a phosphoric acid ester type surfactant.
- organic solvent is at least one selected from the group consisting of amides, sulfoxides, ketones, lactones, pyrrolidones, alcohols, ethers and esters. Use of the combinations described in. [60] (d) The organic solvent is N, N-dimethylacetamide, N, N-dimethylformamide, N-methyl-2-pyrrolidone, N-octyl-2-pyrrolidone, dimethyl sulfoxide, cyclohexanone, ⁇ -butyrolactone, propylene.
- SL agent Soluble center
- a pesticide preparation was prepared by mixing the amounts of each component shown in Tables 1 to 7 below. The numbers represent parts by weight. The (b) surfactants used are listed below.
- Test method (1) Observation of appearance of pesticide preparation The appearance of the prepared pesticide preparation was visually observed and evaluated according to the following criteria. ⁇ : No turbidity ⁇ : turbidity (2) Measurement of transmittance The absorbance of the prepared pesticide preparation was measured with light having a wavelength of 660 nm using (a) pesticide active ingredient, (b) surfactant and (d) organic solvent. The pesticide preparation containing the mixture was used as a blank and measured using an ultraviolet-visible spectrophotometer UV-2550 (manufactured by Shimadzu Corporation) (room temperature, optical path length: 100 mm, quartz cell capacity: 3.7 mL) to determine the transmittance. ..
- Example 1 (c) Evaluation of Silicone Compounds Using (a) to (d) shown in Table 1 below, pesticide preparations are prepared, and appearance observation, transmittance measurement and foaming property evaluation are performed. went. The results are shown in Table 1.
- No. 1-1 is the section of the present invention, No. 1-2 to 1-9 are comparison groups.
- Example 1 the transmittance was measured and the foaming property was evaluated by the above-mentioned method both before and after the filtration of the pesticide preparation.
- the pesticide preparation of the present invention group has clear properties (that is, appearance: ⁇ , transmittance is 94% or more), and contains a silicone compound represented by the formula (II).
- a silicone compound represented by the formula (II) As a result, it was found that foaming when the pesticide preparation was diluted with water was remarkably suppressed.
- various (c') antifoaming agents used in this field could not both impart clear properties and suppress foaming.
- Example 2 (b) Evaluation of Surfactant 1
- a pesticide preparation was prepared using (d) dimethyl sulfoxide as an organic solvent and various (b) surfactants, and its appearance was observed and foaming property was evaluated. It was. The results are shown in Tables 2-1 and 2-2.
- Table 2-1 is a group of the present invention
- Table 2-2 is a comparative group (c) containing no silicone compound.
- Example 3 (b) Evaluation of Surfactant 2 In order to evaluate whether the effects shown in Example 2 are exhibited in the presence of (a) pesticide active ingredient, (d) dimethyl sulfoxide as an organic solvent and various (b) surfactants are used. , Agricultural chemical preparation was prepared, and its appearance was observed and foaming property was evaluated. The results are shown in Tables 3-1 and 3-2. Table 3-1 is a group of the present invention, and Table 3-2 is a comparative group (c) containing no silicone compound. As (a) pesticide active ingredients, cyclaniliprol (water solubility: 0.1 ppm) and fronicamid (water solubility: 5200 ppm) having different solubilities were used.
- cyclaniliprol water solubility: 0.1 ppm
- fronicamid water solubility: 5200 ppm
- Example 4 (d) Evaluation of organic solvent 1 Using Solpol T-20 as a surfactant (b) and various (d) organic solvents, pesticide preparations were prepared, and their appearance was observed and foaming property was evaluated. The results are shown in Tables 4-1 and 4-2. Table 4-1 is a group of the present invention, and Table 4-2 is a comparative group (c) containing no silicone compound.
- Example 5 (d) Evaluation of organic solvent 2 In order to evaluate whether (a) the effect shown in Example 4 is exhibited in the presence of the pesticide active ingredient, (b) Solpol T-20 as a surfactant and various (d) organic solvents are used. Using this, a pesticide preparation was prepared, and its appearance was observed and its foaming property was evaluated. The results are shown in Tables 5-1 to 5-4. Of the tables, Tables 5-1 and 5-3 are groups of the present invention, and Tables 5-2 and 5-4 are comparative groups that do not contain (c) silicone compounds. In addition, (a) cyclaniliprol and furonicamid having different solubilities were used as the pesticide active ingredient.
- Example of use in this field when a pesticide preparation is diluted with water, it may be diluted with water together with other pesticide preparations, spreading agents, fertilizers, etc. to prepare a spray solution (tank mix). It was confirmed that the effect of suppressing foaming of the present invention was maintained even in such a usage mode, and that there was no problem in preparing the spray liquid.
- the pesticide preparation of the present invention cyclaniliprol (1.0 part by weight), (b) -1 (2.0 parts by weight), the compound of formula (II) (0.5 part by weight), dimethylsulfoxide (96.5 parts by weight).
Abstract
Description
アリールオキシプロピオン酸エステル系化合物、イミダゾリノン系化合物、ウレア系化合物、オキサゾリジンジオン系化合物、オキシアセトアミド系化合物、カーバメート系化合物、カフェンストロール、クミルロン、グリシン系化合物、クロロアセトアミド系化合物、ジフェニルエーテル系化合物、スルホニルウレア系化合物、ダイムロン、チオカーバメート系化合物、トリケトン系化合物、トリアゾリノン系化合物、トリアジン系化合物、ビピリジリウム系化合物、ピリジンカルボン酸系化合物、ピラクロニル、ピラゾール系化合物、ピリブチカルブ、フェニルピリダジン系化合物、フェノキシカルボン酸系化合物、ブロモブチド、ペラルゴン酸、ベンゾフラン系化合物、ベンゾイルピラゾール系化合物、ベンゾチアジアジノン系化合物、ホスフィン酸系化合物などの除草剤;
アベルメクチン系化合物、クロルピクリン、ジアミド系化合物、スピノシン系化合物、セミカルバゾン系化合物、ピレスロイド系化合物、ピレトリン系化合物、ピリジンアゾメチン誘導体系化合物、フェニルピラゾール系化合物、ブプロフェジン、フロニカミド、ベンゾイルウレア系化合物、ネオニコチノイド系化合物、ピリプロキシフェン、有機リン系化合物などの殺虫剤;
アシルアラニン系化合物、アニリノピリミジン系化合物、イソオキサゾール系化合物、イミダゾール系化合物、イミダゾリノン系化合物、エチルアミノチアゾールカルボキサミド系化合物、オキシイミノアセトアミド系化合物、カーバメート系化合物、グアニジン系化合物、クロロニトリル系化合物、桂皮酸アミド系化合物、シアノアセトアミドオキシム系化合物、シアノイミダゾール系化合物、ジチオカーバメート系化合物、2,6-ジニトロアニリン系化合物、チオファネート系化合物、トリアゾール系化合物、トリアゾリンチオン系化合物、トルアミド系化合物、バリンアミドカーバメート系化合物、ビスグアニジン系化合物、フェニルオキソエチルチオフェンアミド系化合物、フェニルピロール系化合物、フタルイミド系化合物、ベンゾイルピリジン系化合物、ペプチジルピリミジンヌクレオチド系化合物、ベンゾイソチアゾール系化合物、ホスホナート系化合物、メトキシアクリレート系化合物、メトキシアセトアミド系化合物などの殺菌剤;
等が挙げられる。
ピラゾール系化合物(例:トルピラレートなど)、スルホニルウレア系化合物(例:ニコスルフロン、フラザスルフロン、フルセトスルフロンなど)、アリールオキシプロピオン酸エステル系化合物(例:フルアジホップ-Pなど)、フェノキシカルボン酸系化合物(例:2,4-PAエチルなど)、トリケトン系化合物(例:ランコトリオンなど)などの除草剤;
ジアミド系化合物(例:シクラニリプロール、クロラントラニリプロール、シアントラニリプロール、フルベンジアミドなど)、フロニカミド、ベンゾイルウレア系化合物(例:クロルフルアズロンなど)、有機リン系化合物(例:ホスチアゼート、クロルピリホス、カズサホス、イミシアホスなど)、ピレスロイド系化合物(例:λシハロスリン、ビフェントリン、βシハロスリン、シラフルオフェンなど)、ネオニコチノイド系化合物(例:イミダクロプリド、アセタミプリド、チアメトキサムなど)、カーバメート系化合物(例:メソミル、オキサミル、カルボフラン、カルボスルファンなど)、アベルメクチン系化合物(例:アバメクチン、エマメクチン安息香酸塩など)などの殺虫剤;
シアノイミダゾール系化合物(例:シアゾファミドなど)、2,6-ニトロアニリン系化合物(例:フルアジナムなど)、フェニルオキソエチルチオフェンアミド系化合物(例:イソフェタミドなど)、ベンゾイルピリジン系化合物(例:ピリオフェノンなど)、ビスグアニジン系化合物(例:イミノクタジンアルベシル酸塩など)、イミダゾール系化合物(例:トリフルミゾールなど)、ポリオキシンなどの殺菌剤;
等が挙げられる。
ポリオキシアルキレン型界面活性剤、ブロックコポリマー型界面活性剤、多価アルコール型界面活性剤などの非イオン性界面活性剤;
スルホン酸型界面活性剤、硫酸エステル型界面活性剤、リン酸エステル型界面活性剤、カルボン酸型界面活性剤などのアニオン性界面活性剤;
アミン塩型界面活性剤、アンモニウム塩型界面活性剤などのカチオン性界面活性剤;
ベタイン型界面活性剤、アミンオキシド型界面活性剤などの両性界面活性剤;ならびに
アミノ酸型界面活性剤が挙げられる。
ポリオキシアルキレン型界面活性剤:ポリオキシアルキレンアルキルエーテル、ポリオキシアルキレンアリールエーテル、ポリオキシアルキレンアルキルアリールエーテル、ポリオキシアルキレンアリールアリールエーテル、ポリオキシアルキレンスチリルフェニルエーテル、ポリオキシアルキレンスチリルフェニルエーテルのポリマー、ポリオキシアルキレン樹脂酸エステル、ポリオキシアルキレン脂肪酸エステル、ポリオキシアルキレンソルビタン脂肪酸エステル、ポリオキシアルキレンソルビトール脂肪酸エステル、ポリオキシアルキレングリセロール脂肪酸エステル、ポリオキシアルキレンヒマシ油、ポリオキシアルキレン硬化ヒマシ油、ポリオキシアルキレンアルキルアミン、ポリオキシアルキレン脂肪酸アミド及びポリオキシアルキレンジメチルシロキサンなど。これらに含まれるポリオキシアルキレン部分としては、ポリオキシエチレン、ポリオキシプロピレンが挙げられ、脂肪酸部分は、C8~C18のものが挙げられる。また、アリールの置換基はモノ、ジ、トリが含まれる。
ブロックコポリマー型界面活性剤:ポリオキシエチレンポリオキシプロピレンブロックポリマー、ポリオキシエチレンポリオキシプロピレンブロックポリマーアルキルエーテル、ポリオキシエチレンポリオキシプロピレンブロックポリマーアルキルフェニルエーテルなど。これらに含まれるアルキル部分は、C8~C12のものが挙げられる。
硫酸エステル型界面活性剤:アルキル硫酸エステル、ポリオキシエチレンアルキル硫酸エステル、ポリオキシエチレンアルキルエーテル硫酸エステル、ポリオキシエチレンアルキルアリールエーテル硫酸エステル、ポリオキシエチレンアリールアリールエーテル硫酸エステル、ポリオキシエチレンスチリルフェニルエーテル硫酸エステル、ポリオキシエチレンポリオキシプロピレンブロックポリマーの硫酸エステル、硫酸化油、硫酸化脂肪酸エステル、硫酸化脂肪酸及び硫酸化オレフィン等の硫酸エステル、並びにこれら硫酸エステルの塩など。これらに含まれるアルキル部分としては、C8~C18のものが挙げられ、塩としては、ナトリウム塩、カリウム塩などのアルカリ金属塩、カルシウム塩などのアルカリ土類金属塩又はアンモニウム塩などが挙げられる。また、アリールの置換基はモノ、ジ、トリが含まれる。
リン酸エステル型界面活性剤:アルキルリン酸エステル、ポリオキシエチレンアルキルリン酸エステル、ポリオキシエチレンアルキルエーテルリン酸エステル、ポリオキシエチレンアルキルフェニルエーテルリン酸エステル、ポリオキシエチレンスチリルフェニルエーテルリン酸エステル並びにこれらのリン酸の塩など。これらに含まれるアルキル部分としては、C8~C18のものが挙げられ、塩としては、ナトリウム塩、カリウム塩などのアルカリ金属塩、カルシウム塩などのアルカリ土類金属塩又はアンモニウム塩などが挙げられる。
カルボン酸型界面活性剤:脂肪酸、金属石鹸、アルキルエーテルカルボン酸、アシル乳酸、N-アシルアミノ酸、ポリカルボン酸並びにこれらの塩など。これらに含まれるアルキル部分としては、C8~C18のものが挙げられ、塩としては、ナトリウム塩、カリウム塩などのアルカリ金属塩、カルシウム塩などのアルカリ土類金属塩又はアンモニウム塩などが挙げられる。
ポリオキシアルキレン型界面活性剤:ポリオキシアルキレンアルキルエーテル(例:ポリオキシエチレンアルキルエーテルなど)、ポリオキシアルキレンアルキルアリールエーテル(例:ポリオキシエチレンアルキルアリールエーテル)、ポリオキシアルキレンスチリルフェニルエーテル(例:ポリオキシエチレンスチリルフェニルエーテルなど)、ポリオキシアルキレンヒマシ油(例:ポリオキシエチレンヒマシ油など)、ポリオキシアルキレン脂肪酸エステル(例:ポリオキシエチレン脂肪酸エステルなど)、ポリオキシアルキレンソルビタン脂肪酸エステル(例:ポリオキシエチレンソルビタン脂肪酸エステルなど)、ポリオキシアルキレンソルビトール脂肪酸エステル(例:ポリオキシエチレンソルビトール脂肪酸エステル)、ポリオキシアルキレンジメチルシロキサン(例:ポリオキシエチレンジメチルシロキサンなど)など
ブロックコポリマー型界面活性剤:ポリオキシエチレンポリオキシプロピレンブロックコポリマーなど
スルホン酸型界面活性剤:アルキルアリールスルホン酸又はその塩(例:アルキルベンゼンスルホン酸カルシウムなど)、アリールスルホン酸又はその塩、アルキルスルホン酸又はその塩、リグニンスルホン酸又はその塩、アルキルスルホコハク酸又はその塩など
硫酸エステル型界面活性剤:アルキル硫酸エステル又はその塩(例:ラウリル硫酸ナトリウムなど)、ポリオキシエチレンスチリルフェニルエーテル硫酸エステル又はその塩(例:ポリオキシエチレンスチリルフェニルエーテル硫酸塩など)、ポリオキシエチレンアルキル硫酸エステル又はその塩(例:ポリオキシエチレンアルキル硫酸塩など)など
リン酸エステル型界面活性剤:アルキルリン酸エステル、ポリオキシエチレンアルキルエーテルリン酸エステル、ポリオキシエチレンアルキルリン酸エステル、ポリオキシエチレンスチリルフェニルエーテルリン酸エステルなど
カルボン酸型界面活性剤:脂肪酸、金属石鹸、アルキルエーテルカルボン酸、N-アシルアミノ酸、ポリカルボン酸など
また、(b)界面活性剤として、アミン塩型界面活性剤(例:ポリオキシエチレン牛脂アミンなど)、アミノ酸型界面活性剤:N-アシルアミノ酸塩(例:N-ヤシ油脂肪酸アシル-L-グルタミン酸トリエタノールアミンなど)なども好ましい。
また、農薬製剤が澄明液体の性状を維持する限り、農薬製剤は水を含有していてもよい。有機溶媒は、農薬製剤の水希釈液の調製に適した、水混和性の有機溶媒が好ましく、水に任意の割合で溶解することができる水溶解度を有する有機溶媒が更に好ましい。
アミド:N,N-ジメチルアセトアミド、N,N-ジメチルホルムアミド、N,N-ジメチルデカンアミド
ピロリドン:N-メチル-2-ピロリドン、N-エチル-2-ピロリドン、N-オクチル-2-ピロリドン、N-ブチル-2-ピロリドン
スルホキシド:ジメチルスルホキシド
ケトン:シクロヘキサノン、アセトン、メチルエチルケトン
ラクトン:γ-ブチロラクトン
アルコール:プロピレングリコール、シクロヘキサノール、n-ヘキサノール、2-エチルヘキサノール、テトラヒドロフルフリルアルコール、2-フェノキシエタノール、ポリプロピレングリコール
エーテル:プロピレングリコールモノメチルエーテル、プロピレングリコールジメチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールジメチルエーテル、テトラヒドロフラン、ジオキサン
エステル:2-メチルグルタル酸ジメチル、二塩基酸エステル
本発明の農薬製剤において、(a)農薬有効成分と(c)シリコーン系化合物との重量比は、通常200:1~1:1、好ましくは100:1~1:1、より好ましくは50:1~1:1である。
本発明の農薬製剤において、(b)界面活性剤と(d)有機溶媒との重量比は、通常1:50~1:1、好ましくは1:30~1:1、より好ましくは1:15~1:1である。
本発明の農薬製剤において、(c)シリコーン系化合物と(d)有機溶媒との重量比は、通常1:1000~1:10、好ましくは1:500~1:10、より好ましくは1:300~1:10である。
調製方法の具体例としては、
(a)農薬有効成分、(b)界面活性剤及び(c)シリコーン系化合物を、(d)有機溶媒に溶解させることによって調製する方法;
(a)農薬有効成分及び(b)界面活性剤を(d)有機溶媒に溶解させた組成物に、(c)シリコーン系化合物を添加することによって調製する方法;
(a)農薬有効成分及び(c)シリコーン系化合物を(d)有機溶媒に溶解させた組成物に、(b)界面活性剤を添加することによって調整する方法;
(c)シリコーン系化合物を(d)有機溶媒に溶解させた組成物に、(a)農薬有効成分及び(b)界面活性剤を添加することによって調製する方法;
(b)界面活性剤及び(c)シリコーン系化合物を(d)有機溶媒に溶解させた組成物に、(a)農薬有効成分を溶解させることによって調製する方法
などが挙げられる。
[1](a)農薬有効成分、(b)界面活性剤、(c)式(I)で表されるシリコーン系化合物、及び(d)有機溶媒を含有する農薬製剤であって、上記(a)、(b)及び(c)が(d)に溶解した、農薬製剤。
[2]澄明液体の性状を有する、[1]に記載の農薬製剤。
[3]波長590~750nmの光の透過率が94%以上である、[1]又は[2]に記載の農薬製剤。
[4]波長660nmの光の透過率が94%以上である、[1]又は[2]に記載の農薬製剤。
[5](b)界面活性剤が、非イオン性界面活性剤及びアニオン性界面活性剤からなる群から選択される1種以上である、[1]~[4]のいずれか1つに記載の農薬製剤。
[6](b)界面活性剤が、ポリオキシアルキレン型界面活性剤、ブロックコポリマー型界面活性剤、スルホン酸型界面活性剤、硫酸エステル型界面活性剤及びリン酸エステル型界面活性剤からなる群から選択される1種以上である、[1]~[4]のいずれか1つに記載の農薬製剤。
[7](c)式(I)で表されるシリコーン系化合物が式(II)で表される化合物である、[1]~[6]のいずれか1つに記載の農薬製剤。
[9](d)有機溶媒が、N,N-ジメチルアセトアミド、N,N-ジメチルホルムアミド、N-メチル-2-ピロリドン、N-オクチル-2-ピロリドン、ジメチルスルホキシド、シクロヘキサノン、γ-ブチロラクトン、プロピレングリコール、シクロヘキサノール、n-ヘキサノール、テトラヒドロフルフリルアルコール、プロピレングリコールモノメチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールジメチルエーテル及び2-メチルグルタル酸ジメチルからなる群から選択される1種以上である、[1]~[7]のいずれか1つに記載の農薬製剤。
[10]農薬製剤中の、(d)有機溶媒の含有量が1~99重量%である、[1]~[9]のいずれか1つに記載の農薬製剤。
[11]農薬製剤中の、(c)シリコーン系化合物の含有量が0.01~10重量%である、[1]~[10]のいずれか1つに記載の農薬製剤。
[12]SL剤(Soluble concentrate)、DC剤(Dispersible concentrate)、又はME剤(Microemulsion)である、[1]~[11]のいずれか1つに記載の農薬製剤。
[13](a)農薬有効成分が、ピラゾール系化合物(好ましくは、トルピラレートなど)、スルホニルウレア系化合物(好ましくは、ニコスルフロン、フラザスルフロン、フルセトスルフロンなど)、アリールオキシプロピオン酸エステル系化合物(好ましくは、フルアジホップ-Pなど)、トリケトン系化合物(好ましくは、ランコトリオンなど)などの除草剤;
ジアミド系化合物(好ましくは、シクラニリプロール、クロラントラニリプロール、シアントラニリプロール、フルベンジアミドなど)、フロニカミド、ベンゾイルウレア系化合物(好ましくは、クロルフルアズロンなど)、有機リン系化合物(好ましくは、ホスチアゼート、クロルピリホス、カズサホス、イミシアホスなど、より好ましくは、ホスチアゼートなど)、ネオニコチノイド系化合物(好ましくは、イミダクロプリド、アセタミプリド、チアメトキサムなど)などの殺虫剤;および
シアノイミダゾール系化合物(好ましくは、シアゾファミドなど)、2,6-ニトロアニリン系化合物(好ましくは、フルアジナムなど)、フェニルオキソエチルチオフェンアミド系化合物(好ましくは、イソフェタミドなど)、ベンゾイルピリジン系化合物(好ましくは、ピリオフェノンなど)などの殺菌剤
からなる群から選択される1種以上である、[1]~[12]のいずれか1つに記載の農薬製剤。
[15]農薬製剤が、澄明液体の性状を有する、[14]に記載の方法。
[16]農薬製剤の波長590~750nmの光の透過率が94%以上である、[14]又は[15]に記載の方法。
[17]農薬製剤の波長660nmの光の透過率が94%以上である、[14]又は[15]に記載の方法。
[18](b)界面活性剤が、非イオン性界面活性剤及びアニオン性界面活性剤からなる群から選択される1種以上である、[14]~[17]のいずれか1つに記載の方法。
[19](b)界面活性剤が、ポリオキシアルキレン型界面活性剤、ブロックコポリマー型界面活性剤、スルホン酸型界面活性剤、硫酸エステル型界面活性剤及びリン酸エステル型界面活性剤からなる群から選択される1種以上である、[14]~[17]のいずれか1つに記載の方法。
[20](c)式(I)で表されるシリコーン系化合物が、式(II)で表される化合物である、[14]~[19]のいずれか1つに記載の方法。
[22](d)有機溶媒が、N,N-ジメチルアセトアミド、N,N-ジメチルホルムアミド、N-メチル-2-ピロリドン、N-オクチル-2-ピロリドン、ジメチルスルホキシド、シクロヘキサノン、γ-ブチロラクトン、プロピレングリコール、シクロヘキサノール、n-ヘキサノール、テトラヒドロフルフリルアルコール、プロピレングリコールモノメチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールジメチルエーテル及び2-メチルグルタル酸ジメチルからなる群から選択される1種以上である、[14]~[20]のいずれか1つに記載の方法。
[23]農薬製剤中の、(d)有機溶媒の含有量が1~99重量%である、[14]~[22]のいずれか1つに記載の方法。
[24]農薬製剤中の、(c)シリコーン系化合物の含有量が0.01~10重量%である、[14]~[23]のいずれか1つに記載の方法。
[25]農薬製剤が、SL剤(Soluble concentrate)、DC剤(Dispersible concentrate)、又はME剤(Microemulsion)である、[14]~[24]のいずれか1つに記載の方法。
[26](a)農薬有効成分が、ピラゾール系化合物(好ましくは、トルピラレートなど)、スルホニルウレア系化合物(好ましくは、ニコスルフロン、フラザスルフロン、フルセトスルフロンなど)、アリールオキシプロピオン酸エステル系化合物(好ましくは、フルアジホップ-Pなど)、トリケトン系化合物(好ましくは、ランコトリオンなど)などの除草剤;
ジアミド系化合物(好ましくは、シクラニリプロール、クロラントラニリプロール、シアントラニリプロール、フルベンジアミドなど)、フロニカミド、ベンゾイルウレア系化合物(好ましくは、クロルフルアズロンなど)、有機リン系化合物(好ましくは、ホスチアゼート、クロルピリホス、カズサホス、イミシアホスなど、より好ましくは、ホスチアゼートなど)、ネオニコチノイド系化合物(好ましくは、イミダクロプリド、アセタミプリド、チアメトキサムなど)などの殺虫剤;および
シアノイミダゾール系化合物(好ましくは、シアゾファミドなど)、2,6-ニトロアニリン系化合物(好ましくは、フルアジナムなど)、フェニルオキソエチルチオフェンアミド系化合物(好ましくは、イソフェタミドなど)、ベンゾイルピリジン系化合物(好ましくは、ピリオフェノンなど)などの殺菌剤からなる群から選択される1種以上である、[14]~[25]のいずれか1つに記載の方法。
[28]農薬製剤が、澄明液体の性状を有する、[27]に記載の使用。
[29]農薬製剤の波長590~750nmの光の透過率が94%以上である、[27]又は[28]に記載の使用。
[30]農薬製剤の波長660nmの光の透過率が94%以上である、[27]又は[28]に記載の使用。
[31](b)界面活性剤が、非イオン性界面活性剤及びアニオン性界面活性剤からなる群から選択される1種以上である、[27]~[30]のいずれか1つに記載の使用。
[32](b)界面活性剤が、ポリオキシアルキレン型界面活性剤、ブロックコポリマー型界面活性剤、スルホン酸型界面活性剤、硫酸エステル型界面活性剤及びリン酸エステル型界面活性剤からなる群から選択される1種以上である、[27]~[30]のいずれか1つに記載の使用。
[33]式(I)で表されるシリコーン系化合物が式(II)で表される化合物である、[27]~[31]のいずれか1つに記載の使用。
[35](d)有機溶媒が、N,N-ジメチルアセトアミド、N,N-ジメチルホルムアミド、N-メチル-2-ピロリドン、N-オクチル-2-ピロリドン、ジメチルスルホキシド、シクロヘキサノン、γ-ブチロラクトン、プロピレングリコール、シクロヘキサノール、n-ヘキサノール、テトラヒドロフルフリルアルコール、プロピレングリコールモノメチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールジメチルエーテル及び2-メチルグルタル酸ジメチルからなる群から選択される1種以上である、[27]~[33]のいずれか1つに記載の使用。
[36]農薬製剤中の、(d)有機溶媒の含有量が1~99重量%である、[27]~[35]のいずれか1つに記載の使用。
[37]農薬製剤中の、式(I)で表されるシリコーン系化合物の含有量が0.01~10重量%である、[27]~[36]のいずれか1つに記載の使用。
[38]農薬製剤が、SL剤(Soluble concentrate)、DC剤(Dispersible concentrate)、又はME剤(Microemulsion)である、[27]~[37]のいずれか1つに記載の使用。
[39](a)農薬有効成分が、
ピラゾール系化合物(好ましくは、トルピラレートなど)、スルホニルウレア系化合物(好ましくは、ニコスルフロン、フラザスルフロン、フルセトスルフロンなど)、アリールオキシプロピオン酸エステル系化合物(好ましくは、フルアジホップ-Pなど)、トリケトン系化合物(好ましくは、ランコトリオンなど)などの除草剤;
ジアミド系化合物(好ましくは、シクラニリプロール、クロラントラニリプロール、シアントラニリプロール、フルベンジアミドなど)、フロニカミド、ベンゾイルウレア系化合物(好ましくは、クロルフルアズロンなど)、有機リン系化合物(好ましくは、ホスチアゼート、クロルピリホス、カズサホス、イミシアホスなど、より好ましくは、ホスチアゼートなど)、ネオニコチノイド系化合物(好ましくは、イミダクロプリド、アセタミプリド、チアメトキサムなど)などの殺虫剤;および
シアノイミダゾール系化合物(好ましくは、シアゾファミドなど)、2,6-ニトロアニリン系化合物(好ましくは、フルアジナムなど)、フェニルオキソエチルチオフェンアミド系化合物(好ましくは、イソフェタミドなど)、ベンゾイルピリジン系化合物(好ましくは、ピリオフェノンなど)などの殺菌剤
からなる群から選択される1種以上である、[27]~[38]のいずれか1つに記載の使用。
[41]農薬製剤が、澄明液体の性状を有する、[40]に記載の組合せ。
[42]農薬製剤の波長590~750nmの光の透過率が94%以上である、[40]又は[41]に記載の組合せ。
[43]農薬製剤の波長660nmの光の透過率が94%以上である、[40]又は[41]に記載の組合せ。
[44](b)界面活性剤が、非イオン性界面活性剤及びアニオン性界面活性剤からなる群から選択される1種以上である、[40]~[43]のいずれか1つに記載の組合せ。
[45](b)界面活性剤が、ポリオキシアルキレン型界面活性剤、ブロックコポリマー型界面活性剤、スルホン酸型界面活性剤、硫酸エステル型界面活性剤及びリン酸エステル型界面活性剤からなる群から選択される1種以上である、[40]~[43]のいずれか1つに記載の組合せ。
[46]式(I)で表されるシリコーン系化合物が式(II)で表される化合物である、[40]~[45]のいずれか1つに記載の組合せ。
[48](d)有機溶媒が、N,N-ジメチルアセトアミド、N,N-ジメチルホルムアミド、N-メチル-2-ピロリドン、N-オクチル-2-ピロリドン、ジメチルスルホキシド、シクロヘキサノン、γ-ブチロラクトン、プロピレングリコール、シクロヘキサノール、n-ヘキサノール、テトラヒドロフルフリルアルコール、プロピレングリコールモノメチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールジメチルエーテル及び2-メチルグルタル酸ジメチルからなる群から選択される1種以上である、[40]~[47]のいずれか1つに記載の組合せ。
[49]農薬製剤中の、(d)有機溶媒の含有量が1~99重量%である、[40]~[48]のいずれか1つに記載の組み合わせ。
[50]農薬製剤中の、式(I)で表されるシリコーン系化合物の含有量が0.01~10重量%である、[40]~[49]のいずれか1つに記載の組み合わせ。
[51]農薬製剤が、SL剤(Soluble concentrate)、DC剤(Dispersible concentrate)、又はME剤(Microemulsion)である、[40]~[50]のいずれか1つに記載の組合せ。
[52](a)農薬有効成分が溶解した農薬製剤の製造における、(b)界面活性剤、(c)式(I)で表されるシリコーン系化合物、及び(d)有機溶媒の組合せの使用。
[54]農薬製剤の波長590~750nmの光の透過率が94%以上である、[52]又は[53]に記載の組合せの使用。
[55]農薬製剤の波長660nmの光の透過率が94%以上である、[52]又は[53]に記載の組合せの使用。
[56](b)界面活性剤が、非イオン性界面活性剤及びアニオン性界面活性剤からなる群から選択される1種以上である、[52]~[55]のいずれか1つに記載の組合せの使用。
[57](b)界面活性剤が、ポリオキシアルキレン型界面活性剤、ブロックコポリマー型界面活性剤、スルホン酸型界面活性剤、硫酸エステル型界面活性剤及びリン酸エステル型界面活性剤からなる群から選択される1種以上である、[52]~[55]のいずれか1つに記載の組合せの使用。
[58]式(I)で表されるシリコーン系化合物が式(II)で表される化合物である、[52]~[57]のいずれか1つに記載の組合せの使用。
[60](d)有機溶媒が、N,N-ジメチルアセトアミド、N,N-ジメチルホルムアミド、N-メチル-2-ピロリドン、N-オクチル-2-ピロリドン、ジメチルスルホキシド、シクロヘキサノン、γ-ブチロラクトン、プロピレングリコール、シクロヘキサノール、n-ヘキサノール、テトラヒドロフルフリルアルコール、プロピレングリコールモノメチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールジメチルエーテル及び2-メチルグルタル酸ジメチルからなる群から選択される1種以上である、[52]~[58]のいずれか1つに記載の組合せの使用。
[61]農薬製剤中の、(d)有機溶媒の含有量が1~99重量%である、[52]~[60]のいずれか1つに記載の組み合わせの使用。
[62]農薬製剤中の、(c)シリコーン系化合物の含有量が0.01~10重量%である、[52]~[61]のいずれか1つに記載の組み合わせの使用。
[63]農薬製剤が、SL剤(Soluble concentrate)、DC剤(Dispersible concentrate)、又はME剤(Microemulsion)である、[52]~[62]のいずれか1つに記載の組合せの使用。
以下の第1表~第7表に示す量の各成分を混合し、農薬製剤を調製した。なお、数字は重量部を表す。
使用した(b)界面活性剤を下記に列挙する。
(1)農薬製剤の外観の観察
調製した農薬製剤の外観を目視観察し、以下の基準で評価した。
〇:濁りなし
×:濁りあり
(2)透過率の測定
調製した農薬製剤の吸光度を、660nmの波長の光で、(a)農薬有効成分、(b)界面活性剤及び(d)有機溶媒を含む農薬製剤をブランクとして使用し、紫外可視分光光度計UV-2550(島津製作所製)を用いて、測定し(室温、光路長:100mm、石英セル容量:3.7mL)、透過率を求めた。
(3)起泡性の評価
25±5℃で、250mLの蓋付メスシリンダーに200mLの水を入れ、農薬製剤を、それぞれ0.2g添加した。蓋をしたメスシリンダーを、約1分間に計30回転倒させ、その後1分間静置した後の泡の体積を測定した。なお、実施例1では、1分間静置後に、濾過を行い、濾過後の泡の体積も測定した。
下記の第1表に示す(a)~(d)を用いて、農薬製剤を作成し、外観観察、透過率の測定及び起泡性の評価を行った。結果を第1表に示す。第1表において、No.1-1が本発明区、No.1-2~1-9が比較区である。なお、実施例1においては、農薬製剤の濾過前及び濾過後の両方で、透過率の測定、及び上述の方法にて起泡性の評価を行った。
本発明の適用範囲を確認するために、(d)有機溶媒としてジメチルスルホキシド、及び様々な(b)界面活性剤を用いて、農薬製剤を作成し、その外観観察及び起泡性の評価を行った。結果を第2-1表及び第2-2表に示す。第2-1表は本発明区、第2-2表は(c)シリコーン系化合物を含まない比較区である。
(a)農薬有効成分の存在下で、実施例2に示した効果が発揮されるかを評価するために、(d)有機溶媒としてジメチルスルホキシド、及び様々な(b)界面活性剤を用いて、農薬製剤を作成し、その外観観察及び起泡性の評価を行った。結果を第3-1表及び第3-2表に示す。第3-1表は本発明区、第3-2表は(c)シリコーン系化合物を含まない比較区である。なお、(a)農薬有効成分として、溶解度が異なるシクラニリプロール(水溶解度:0.1ppm)及びフロニカミド(水溶解度:5200ppm)を使用した。
(b)界面活性剤としてソルポールT-20、及び様々な(d)有機溶媒を用いて、農薬製剤を作成し、その外観観察及び起泡性の評価を行った。結果を第4-1表及び第4-2表に示す。第4-1表は本発明区、第4-2表は(c)シリコーン系化合物を含まない比較区である。
(a)農薬有効成分の存在下で、実施例4に示した効果が発揮されるかを評価するために、(b)界面活性剤としてソルポールT-20、及び様々な(d)有機溶媒を用いて、農薬製剤を作成し、その外観観察及び起泡性の評価を行った。結果を第5-1表~第5-4表に示す。各表のうち、第5-1表および第5-3表は本発明区、第5-2表及び第5-4表は(c)シリコーン系化合物を含まない比較区である。なお、(a)農薬有効成分として、溶解度が異なる、シクラニリプロール及びフロニカミドを使用した。
製剤例
以下に、本発明の農薬製剤の一例として、製剤例を示す。
本分野において、農薬製剤を水で希釈する際に、他の農薬製剤、展着剤、肥料等と共に水で希釈して散布液を調製する(タンクミックス)場合がある。このような使用態様においても、本発明の泡立ちを抑制する効果が維持され、散布液の調製に支障がないかを確認した。
具体的には、本発明の農薬製剤として、シクラニリプロール(1.0重量部)、(b)-1(2.0重量部)、式(II)の化合物(0.5重量部)、ジメチルスルホキシド(96.5重量部)を含有する農薬製剤を調製し、当該農薬製剤を500倍の水で希釈する際に、種々の展着剤及び肥料(Actirob B、Destiny、Dyne-Amic、Persist Ultra、phase II、SYL-TAC、Version、TIPO、ニームオイル、トマト元気液肥、住友液肥2号;いずれも商品名)と混合して、散布液を調製した。その結果、いずれの場合も支障なく、散布液を調製することが可能であった。
なお、2019年8月5日に出願された日本特許出願2019-143474号の明細書、特許請求の範囲、及び要約書の全内容をここに引用し、本発明の明細書の開示として、取り入れるものである。
Claims (12)
- 波長660nmの光の透過率が94%以上である、請求項1に記載の農薬製剤。
- (b)界面活性剤が、非イオン性界面活性剤及びアニオン性界面活性剤からなる群から選択される1種以上である、請求項1に記載の農薬製剤。
- (b)界面活性剤が、ポリオキシアルキレン型界面活性剤、ブロックコポリマー型界面活性剤、スルホン酸型界面活性剤、硫酸エステル型界面活性剤及びリン酸エステル型界面活性剤からなる群から選択される1種以上である、請求項1に記載の農薬製剤。
- (d)有機溶媒が、アミド、スルホキシド、ケトン、ラクトン、ピロリドン、アルコール、エーテル及びエステルからなる群から選択される1種以上である、請求項1に記載の農薬製剤。
- (d)有機溶媒が、N,N-ジメチルアセトアミド、N,N-ジメチルホルムアミド、N-メチル-2-ピロリドン、N-オクチル-2-ピロリドン、ジメチルスルホキシド、シクロヘキサノン、γ-ブチロラクトン、プロピレングリコール、シクロヘキサノール、n-ヘキサノール、テトラヒドロフルフリルアルコール、プロピレングリコールモノメチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールジメチルエーテル及び2-メチルグルタル酸ジメチルからなる群から選択される1種以上である、請求項1に記載の農薬製剤。
- SL剤(Soluble concentrate)、DC剤(Dispersible concentrate)、又はME剤(Microemulsion)である、請求項1に記載の農薬製剤。
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US17/630,404 US20220279780A1 (en) | 2019-08-05 | 2020-07-27 | Agricultural formulation |
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PE2022000137A PE20220416A1 (es) | 2019-08-05 | 2020-07-27 | Formulacion agricola |
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JP2007520448A (ja) * | 2003-05-28 | 2007-07-26 | シンジェンタ リミテッド | 消泡製剤 |
JP2005336266A (ja) * | 2004-05-25 | 2005-12-08 | Shin Etsu Chem Co Ltd | 低起泡性展着剤組成物 |
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