WO2014104153A1 - Composition agrochimique - Google Patents

Composition agrochimique Download PDF

Info

Publication number
WO2014104153A1
WO2014104153A1 PCT/JP2013/084788 JP2013084788W WO2014104153A1 WO 2014104153 A1 WO2014104153 A1 WO 2014104153A1 JP 2013084788 W JP2013084788 W JP 2013084788W WO 2014104153 A1 WO2014104153 A1 WO 2014104153A1
Authority
WO
WIPO (PCT)
Prior art keywords
agrochemical
particle size
composition
aqueous suspension
water
Prior art date
Application number
PCT/JP2013/084788
Other languages
English (en)
Japanese (ja)
Inventor
秀二 三木
宏晃 青地
佳代 犬飼
潤子 生田
慎二 柳沼
Original Assignee
日本農薬株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本農薬株式会社 filed Critical 日本農薬株式会社
Publication of WO2014104153A1 publication Critical patent/WO2014104153A1/fr

Links

Classifications

    • 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
    • A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
    • A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
    • A01N41/10—Sulfones; Sulfoxides

Definitions

  • the present invention relates to an agrochemical composition having an improved effect on environmental organisms, and more particularly to an agrochemical composition characterized by containing a finely divided solid agrochemical active ingredient, particularly fulvendiamide.
  • the solid forms of active ingredients for agricultural chemicals include powders, granules, wettable powders, granular wettable powders, emulsions and aqueous suspension agricultural chemical preparations (flowables). It is properly used according to the usage scene. In general, emulsions show high effects, but the addition of organic solvents is essential, and problems have been pointed out in terms of adverse effects on the environment and safety for users. Powders, granules, wettable powders, granular wettable powders, and aqueous suspension pesticide preparations (flowables) do not use organic solvents, and therefore do not have the above-mentioned problems of emulsions. The effect is often inferior to that of emulsion.
  • aqueous suspension pesticide formulations are water-dispersed and do not require the use of organic solvents like emulsions. Since it has the feature that there are few problems, such as a load (influence on environmental organisms), malodor, or flammability, development and spread of such agrochemical formulation are becoming active.
  • a load influence on environmental organisms
  • malodor or flammability
  • development and spread of such agrochemical formulation are becoming active.
  • the above-mentioned agrochemical formulations that do not use organic solvents tend to be inferior to emulsions in terms of biological effects, so that the active ingredients are finely pulverized to an average particle size of 0.5 ⁇ m or less to enhance the biological effects.
  • Techniques such as Patent Documents 1, 2, and 3 have been reported.
  • Non-Patent Document 1 Flubendiamide is an insecticide widely used as a harmful insect control agent such as lepidopterous insect pests (for example, Patent Document 4), and granule wettable powder and flowable agent are commercially available.
  • an aqueous suspension pesticide preparation (flowable preparation) containing such fine particles not only exhibits an insecticidal effect equivalent to that of an emulsion, but also has reduced toxicity to useful environmental organisms including Daphnia magna.
  • the present invention has been completed.
  • a pesticide composition comprising a solid pesticide active ingredient having an average particle size of 0.5 ⁇ m or less (excluding 0), [2] The pesticidal composition according to [1], wherein the pesticidal active ingredient is fulvendiamide, [3] The agricultural chemical composition according to [1] or [2], wherein the agricultural chemical composition is a wettable powder, a granular wettable powder, or an aqueous suspension agricultural chemical formulation (flowable preparation). [4] The agricultural chemical composition according to [1] or [2], wherein the agricultural chemical composition is an aqueous suspension agricultural chemical formulation (flowable agent).
  • the aqueous suspension according to [4], comprising a step of adding an anionic surfactant and one kind of rigid medium selected from a particle size of 0.05 mm to 0.5 mm and finely pulverizing again.
  • the biological effect be enhanced by finely pulverizing the active ingredient, but surprisingly, it has the unpredictable effect of reducing toxicity against environmental organisms other than the control target.
  • environmental organisms include non-insect useful organisms such as daphnia, medaka, and frogs.
  • the formulation type of the agricultural chemical composition of the present invention is a powder, granule, wettable powder, wettable granule, aqueous suspension agricultural chemical formulation (flowable agent), etc., which does not use an organic solvent, preferably in water.
  • These are wettable powders, granular wettable powders and aqueous suspension pesticide preparations (flowable preparations) used in a dispersed manner, particularly preferably aqueous suspension pesticide preparations (flowable preparations).
  • the agrochemical active ingredient contained in the agrochemical composition of the present invention is not particularly limited as long as it is solid at room temperature and is hardly soluble in water.
  • the poorly water-soluble agrochemical active ingredient is an agrochemical active ingredient having a water solubility of 200 ppm or less at 20 ° C., preferably 100 ppm or less, and particularly preferably fulvendiamide.
  • the content of the active ingredient of the agrochemical in the agrochemical composition of the present invention is usually 1 to 50 parts by weight, more preferably 10 to 30 parts by weight with respect to 100 parts by weight of the composition of the present invention.
  • herbicides for example, herbicides, plant growth regulators, fungicides, insecticides, acaricides, bactericides, nematicides, and the like can be used as the active ingredients of the agricultural chemical.
  • the active ingredients of the herbicide that can be used in the agrochemical composition of the present invention include pyrazosulfuron ethyl, halosulfuron ⁇ ⁇ ⁇ methyl, bensulfuron ⁇ ⁇ ⁇ methyl, imazosulfuron, azimusulfuron ( azimsulfuron, cinosulfuron, cyclosulfamuron, ethoxysulfuron, pyraclonil, tefuryltirone, mesotrione, pyrimisulfan, penox slam (pensulam) ), Aminopyralid, bencarbazone, flucetosulfuron, monosulfuron, monosulfuron-methyl, pinoxaden, propoxy
  • Examples of the active ingredient of the plant growth regulator include heterocyclic active ingredients such as inabenfide, uniconazole, and paclobutrazol.
  • Examples of the active ingredient of the fungicide include acibenzolar, ampropyfos, anilazine, azaconazole, azoxystrobin, benalaxyl, benodanil ), Benomyl, benzamacril, binapacryl, biphenyl, bitertanol, bethoxazine, bordeaux mixture, blasticidin-S (bromoicidin-S), bromo Conazole (bromoconazole), bupirimate, buthiobate, calcium polysulfide, captafol, captan, copper oxychloride, carpropamid, caprofamide Carbendazim, carboxin, chinomethionat, clobenthiazone, chlorfenazol, chloroneb, chlorothalonil, chlorothalonil, chlorane, cufraneb Simoxanil, cyproconazol, cyprodinil, cyprofuram,
  • the active ingredient of the insecticide includes, for example, abamectin, acephate, acetamipirid, azinphos-methyl, bendiocarb, benfuracarb, bensultap, bifenthrin (Bifenthrin), buprofezin, butocarboxim, carbaryl, carbofuran, carbosulfan, carbosulfan, cartap, chlorfenapyr, chlorpyrifos, chlorfen Chlorfenvinphos, chlorfluazuron, clothianidin, chromafenozide, chlorpyrifos-methyl, cyfluthrin, beta-schiff Trin (beta-cyfluthrin), cypermethrin, cyromazine, cyhalothrin, lambda-cyhalothrin, deltamethrin, diafenthiuron, diazinon, Diacloden, diflubenzur
  • an active ingredient of an acaricide for example, acrylonitrile-based compounds such as cyenopyrafen and cyfulmetofen, spiromesifen, spirodiclofen, pyridaben, pyridaben, amitraz, Bromopropylate, chinomethionat, chlorobezilate, clofentezine, cyhexatine, dicofol, dienochlor, etoxazole, fenazaquin , Fenbutatin oxide, fenpropathrin, fenproximate, halfenprox, hexythiazox, milbemectin milbemectin), propargite (propargite), mention may be made of pyrimidifen (pyrimidifen) and tebufenpyrad (tebufenpyrad) or the like.
  • pyrimidifen pyrimidifen
  • Examples of the active ingredient of the bactericidal agent include streptomycin and its salt, oxyterracycline and oxolinic acid.
  • Examples of the active ingredient of the nematicide include aldoxycarb, fosthiazate, fosthietan, oxamyl and fenamiphos.
  • agrochemical composition of the present invention can contain two or more different agrochemical active ingredients as described above, and the ratio in the case of mixing can be freely selected.
  • agrochemical active ingredients of the agrochemicals are “Agricultural Chemicals Handbook 2005” (issued by the Japan Plant Protection Association, issued on October 11, 2005), and “SHIBUA INDEX 13th Edition” (issued on October 10, 2008). , “The Pesticide, Manual, Fourteenth, Edition” (published by British, Crop, Protection, Council).
  • agrochemical active ingredients not described here can be used as long as they can achieve the object of the present invention.
  • the melting point of the agricultural chemical active ingredient used in the present invention is preferably 60 ° C. or higher.
  • the agrochemical composition of the present invention contains surfactants, thickeners, antifreezing agents, antifoaming agents, antibacterial and preservatives, colorants, pH adjusters, water and the like as necessary in addition to the active ingredients. can do.
  • the surfactant that can be used in the agrochemical composition of the present invention is not particularly limited, and various anionic surfactants, cationic surfactants, and nonionic surfactants that have been used in the agricultural chemical formulation field. Agents and the like.
  • anionic surfactant examples include sulfonic acid-based interfaces such as alkyl sulfonic acid, alpha olefin sulfonic acid, lignin sulfonic acid, alkylbenzene sulfonic acid, alkyl naphthalene sulfonic acid, naphthalene sulfonic acid formalin condensate, and dialkyl sulfosuccinate.
  • Activators and their salts polyoxyethylene alkyl ether sulfate, polyoxyethylene alkyl allyl ether sulfate, polyoxyethylene styryl phenyl ether sulfate, polyoxyethylene phenyl alkyl allyl ether sulfate, polyoxyalkylene glycol sulfate, higher alcohol sulfate, fatty acid Sulfate surfactants such as ester sulfate, phenylphenol (EO) sulfate and the like Salts such as polyoxyethylene alkyl ether phosphate, polyoxyethylene alkyl allyl phosphate, phenylphenol (EO) phosphate ester salt, polyoxyethylene phenyl alkyl allyl ether phosphate, higher alcohol phosphate, polyoxyethylene tribenzylphenol phosphate, etc.
  • Examples thereof include phosphate surfactants and salts thereof, higher fatty acid salts, polycarboxylic acid type surfactants and salts thereof, and the like.
  • the salts in the above surfactants include salts of sodium, potassium, magnesium, calcium, ammonium, ethanolamine, diethanolamine, triethanolamine and various amines.
  • cationic surfactant examples include alkylamine salts, quaternary ammonium salts, alkylpyridinium salts, amine oxides, and the like.
  • Nonionic surfactants include, for example, polyoxyethylene alkyl allyl ether, polyoxyethylene styryl phenyl ether, polyoxyalkylene allyl phenyl ether, polyoxyethylene alkyl ether, polyoxyethylene phenyl alkyl allyl ether, polyoxyethylene nonyl Phenyl ether, polyoxyethylene sorbitan fatty acid ester, polyoxyethylene glycol, polyoxyethylene alkyl ester, polyoxyethylene polyoxypropylene block copolymer, polyoxyalkylene glycol, alkyne diol (acetylene glycol, alkynylene polyoxyethylene diol, sorbitan fatty acid Examples include esters and alkylaryl ether formalin condensates. . Amphoteric surfactants such as other alkyl betaines can also be used. Among these surfactants, nonionic surfactants are preferred.
  • surfactants may be used in a mixture of two or more at an appropriate ratio, and the ratio in the case of mixing can be freely selected. Further, the amount of the surfactant in the composition of the present invention can be selected as appropriate, but can preferably be selected in the range of 0.1 to 20% by mass with respect to 100 parts by mass of the composition.
  • the surfactant may be added as it is when the agrochemical composition of the present invention is produced, or a surfactant previously dissolved or dispersed in water may be added.
  • the thickening agent that can be used is not particularly limited, and organic, inorganic natural products, synthetic products, and semi-synthetic products can be used.
  • heteropolysaccharides such as xanthan gum, diyutang gum, welan gum and rhamzan gum
  • polyvinyl Water-soluble polymer compounds such as alcohol, polyvinylpyrrolidone, polyacrylic acid, sodium polyacrylate and polyacrylamide
  • cellulose derivatives such as methylcellulose, carboxymethylcellulose, carboxyethylcellulose, hydroxyethylcellulose and hydroxypropylcellulose
  • montmorillonite saponite
  • hectorite examples thereof include smectite clay minerals such as bentonite, laponite, and synthetic smectite.
  • thickeners may be used alone or in combination of two or more, and the ratio in the case of mixing can be freely selected. These thickeners may be added as they are, or those previously dispersed in water may be added. Moreover, content in the agrochemical composition of this invention can also be selected freely.
  • antifreezing agents examples include alcohols such as ethylene glycol, diethylene glycol, propylene glycol, glycerin, methanol, ethanol, and isopropanol, water-soluble organic compounds such as urea, sodium chloride, potassium chloride, sodium sulfate, sodium carbonate, and chloride. Inorganic or organic salts such as ammonium, ammonium sulfate, ammonium nitrate, calcium chloride, sodium phosphate, potassium phosphate, sodium acetate, and ammonium acetate can be added. Moreover, the compounding quantity of the antifreezing agent with respect to the whole agricultural chemical composition of this invention can also be selected freely. The antifreezing agent may be added as it is when the agricultural chemical composition of the present invention is produced, or may be added in advance dissolved or dispersed in water.
  • antifoaming agents examples include silicon KM-73, silicon KM-72F, silicon KM-98 (manufactured by Shin-Etsu Chemical Co., Ltd.), Rhodosil 426 / R (manufactured by Rhodia Nikka Co., Ltd.) Silicone emulsions such as Silicon KS-66, Silicon KS-69 (manufactured by Shin-Etsu Chemical Co., Ltd.), Rhodosil 454 (manufactured by Rhodia Nikka Co., Ltd.) and the like can be used. Besides these, various antifoaming agents can be appropriately selected and used. Moreover, the compounding quantity of the antifoamer with respect to the agrochemical composition whole quantity of this invention can also be selected freely.
  • antifungal agent examples include, for example, 1,2-benzisothiazolin-3-one dipropylene glycol 20% aqueous solution (Proxel GXL (S) (manufactured by Arch Chemicals Japan Co., Ltd.)).
  • various antibacterial and antifungal agents can be appropriately selected and used.
  • the compounding quantity of the antifungal agent with respect to the total amount of the agrochemical composition of this invention can also be selected freely.
  • Red No. 3 Red No. 104- (1), Red No. 102, Red No. 106, Red No. 227 and Red No. 230- (1) can be used.
  • various colorants can be appropriately selected and used.
  • the compounding quantity of the coloring agent with respect to the agrochemical composition whole quantity of this invention can also be selected freely.
  • pH adjusters examples include various inorganic acids and organic acids such as hydrochloric acid, sulfuric acid, phosphoric acid, sulfonic acid and carboxylic acid, and salts and esters thereof.
  • organic acid include acidic phosphate, citric acid, maleic acid, sorbic acid, lactic acid, and tartaric acid.
  • buffer solutions such as disodium hydrogen phosphate-citric acid aqueous solution, sodium acetate-hydrochloric acid aqueous solution, formic acid-sodium formate aqueous solution, lactic acid-sodium lactate aqueous solution, tartaric acid-sodium tartrate aqueous solution and sodium citrate-hydrochloric acid aqueous solution are used. You can also
  • auxiliary agent for example, inorganic substances such as white carbon, resins such as petroleum resin, coumarone resin, ester gum, liquid paraffin, various carbon numbers (for example, 6 to 17 carbon atoms)
  • resins such as petroleum resin, coumarone resin, ester gum, liquid paraffin, various carbon numbers (for example, 6 to 17 carbon atoms)
  • various substances such as a hydrocarbon solvent can be added in an appropriate amount depending on the purpose.
  • bentonite clay minerals can be used in combination with the agrochemical composition of the present invention.
  • Bentonite means montmorillonite and the main component thereof, a part of which may be substituted with a metal such as magnesium, iron, calcium, sodium, etc., and may be further subjected to treatment such as sodium substitution. .
  • the blending amount of bentonite clay mineral with respect to the total amount of the agrochemical composition of the present invention can be appropriately selected.
  • These bentonite clay minerals may be added as they are when the agrochemical composition of the present invention is produced, or those previously dispersed in water may be added.
  • auxiliary agents such as various water-soluble polymer compounds can be further used.
  • the water-soluble polymer compound that can be used is not particularly limited, and various natural products, synthetic products, or semi-synthetic products can be used.
  • Various gums such as heteropolysaccharides such as xanthan gum, carrageenan and gum arabic, alginic acid derivatives such as sodium alginate, ammonium alginate, propylene glycol alginate, polyvinylpyrrolidone, polyvinyl methacrylate, polyethylene oxide, polyacrylic acid, polyacrylic Synthetic organic water-soluble polymer compounds such as sodium acid and polyacrylamide, natural products water-soluble polymer compounds such as dextrin, pectin, gelatin, casein, glue and albumin, methylcellulose Carboxymethyl cellulose, carboxyethyl cellulose
  • the compounding quantity with respect to the agrochemical composition whole quantity of this invention can also be selected freely.
  • Adjuvants such as water-soluble polymer compounds may be added as they are when the agrochemical composition of the present invention is produced, or those previously dissolved or dispersed in water may be added.
  • the production method of the agrochemical composition of the present invention is not particularly limited, and can be produced according to the usual production methods of various preparations (for example, Agrochemical Formulation Guide, 1997, Japan Plant Protection Association).
  • a pesticide preparation flowable agent
  • the above-mentioned components are added to water and mixed with a stirrer.
  • the agrochemical active ingredient, surfactant and other adjuvants may be singly or mixed and finely pulverized by dry and wet pulverizers.
  • Dry pulverization can be carried out with an impact pulverizer, ball mill, jet mill, air mill, pin mill, hammer mill or the like.
  • the fine pulverization by wet pulverization can be performed by a wet pulverizer such as an attritor, a sand grinder, a dyno mill, a pearl mill, an apex mill, a visco mill, and an ultra visco mill.
  • the dry pulverizer is used to pulverize all or part of the solid components contained in the composition of the present invention in advance and then dispersed in water together with other components such as a surfactant.
  • Solid components contained in the composition of the present invention are mixed in water in which components such as a surfactant and a thickener are added and mixed, and viscomill, sand grinder (above, manufactured by IMEX Co., Ltd.), Attritor (Co., Ltd.)
  • a method of dispersing while atomizing with a wet pulverizer such as Mitsui Miike Seisakusho), Dinomill KDL type (manufactured by WILLY A Bachofen AG);
  • a method of adding an aqueous dispersion of a surfactant or the like to the dispersion that has been atomized with the above; or the solid component contained in the composition of the present invention is finely divided to some extent by a dry grinder in advance.
  • the active ingredient in order to finely pulverize the active ingredient, it is preferable to first pulverize to about 1 ⁇ m using a rigid medium having a particle diameter of 1 mm, and then finely pulverize again using a rigid medium having a particle diameter of 0.05 to 0.5 mm. .
  • the particle size of the active ingredient can be finely pulverized to 0.05, 0.1, 0.2, 0.3, 0.5 ⁇ m, but is not limited thereto. It is not a thing.
  • the rigid medium is not particularly limited as long as it is a material that can finely pulverize the active ingredient of agricultural chemicals, but glass beads are generally used.
  • the degree of pulverization of the pesticidal active ingredient in the pesticidal composition of the present invention is preferably about 0.8 ⁇ m or less, more preferably about 0.5 ⁇ m or less as an average particle size.
  • the technical limit is around 0.01 ⁇ m, but in order to obtain finer fine particles, a “bottom-up” process such as reprecipitation (Oikawa et al., The Chemical Times, s2005 No.1, p.3-9) can also be used.
  • the average particle diameter means an average particle diameter of 50% cumulative particle diameter, and a suspension in which particles are dispersed is caused to flow in a laser optical path, and a diffraction image or a scattered image of passing particles is applied to a lens.
  • the use amount per 10 ares of the agrochemical composition of the present invention can be appropriately selected according to the application scene, application time, application method, target grass species or target pest, etc., but preferably 0.1 to 4 L Degree is desirable.
  • the agrochemical composition of the present invention can be sprayed as it is or diluted to an appropriate concentration with water. Although the amount of dilution at the time of dilution can also be selected as appropriate, it is preferable to dilute so that the amount of the liquid after dilution is about 0.5 to 200 L per 10 ares.
  • the method of mixing the pesticidal composition of the present invention and one or more other different pesticidal compositions is, for example, a method of mixing each composition in a small amount of water and diluting to an appropriate concentration while stirring, each composition
  • concentration is mentioned, it is not necessarily limited to these methods.
  • the agrochemical composition of the present invention can be used as it is or after being diluted with water as desired and sprayed in accordance with a known method, but can also be sprayed directly from a bank to a flooded sewage paddy field.
  • the container containing the agricultural chemical composition of the present invention is lightly shaken before use, and then used by spraying little by little along the shore.
  • the agricultural chemical composition of the present invention is diluted with water or sprayed without dilution, it is applied to the paddy field, upland, orchard, turf, non-agricultural land, etc. using a known sprayer or the like, Used by foliage spraying. Moreover, it can also use for seed processing, seedling box processing, etc. using this water dilution liquid.
  • Example 1 55.00 parts of fulvendiamide base, 0.21 part of acetylenic dialcohol composition (Surfinol 104PG50: manufactured by Air Products Japan), sodium polyalkylarylsulfonate (supurazil MNS-425: manufactured by Rhodia Nikka) 3.15 parts, thickener (Kunipia G: manufactured by Kunimine Kogyo Co., Ltd.) 0.25 part, antifoaming agent (Cylcolapse 454: manufactured by Rhodia Nikka Co., Ltd.) 0.10 parts, preservative (Proxel GXL (S): Arch ⁇ Chemicals Japan Co., Ltd.) After adding 0.10 parts and 41.19 parts of water and mixing, using a rigid media with a particle size of 1 mm, a media agitation type wet crusher (Dynomill KDL type: manufactured by Shinmaru Enterprises) Was then pulverized to obtain a pulverized composition having an active ingredient average particle size of 0.89 ⁇ m
  • Example 2 36.36 parts of the pulverized product A of Example 1 is 8.85 parts of sodium alkylnaphthalene sulfonate formalin condensate (MORWET D-425 POWDER: manufactured by Lion Akzo Co., Ltd.), an antifoaming agent (Cylcolapse 454: manufactured by Rhodia Nikka Co., Ltd.) After adding 0.10 parts and 54.69 parts of water and mixing, finely pulverize by the above-mentioned wet pulverizer using a rigid medium having a particle diameter of 0.3 mm, and a pulverized product having an average particle diameter of the active ingredient of 0.3 ⁇ m An aqueous suspension composition containing was obtained. The average particle size was measured with a laser diffraction particle size distribution analyzer SALD-2200 (manufactured by Shimadzu Corporation).
  • SALD-2200 laser diffraction particle size distribution analyzer
  • Example 3 36.36 parts of the pulverized product A of Example 1 is 8.85 parts of sodium alkylnaphthalene sulfonate formalin condensate (MORWET D-425 POWDER: manufactured by Lion Akzo Co., Ltd.), an antifoaming agent (Cylcolapse 454: manufactured by Rhodia Nikka Co., Ltd.) After adding and mixing 0.10 parts and 54.69 parts of water, the mixture is finely pulverized by the above-mentioned wet pulverizer using a rigid medium having a particle diameter of 0.1 mm, and a pulverized product having an active ingredient average particle diameter of 0.1 ⁇ m. An aqueous suspension composition containing was obtained. The average particle diameter was measured with a dynamic light scattering particle size distribution measuring apparatus Microtrac UPA150 (manufactured by Nikkiso Co., Ltd.).
  • Example 4 36.36 parts of the pulverized product A of Example 1 is 8.85 parts of sodium alkylnaphthalene sulfonate formalin condensate (MORWET D-425 POWDER: manufactured by Lion Akzo Co., Ltd.), an antifoaming agent (Cylcolapse 454: manufactured by Rhodia Nikka Co., Ltd.) After adding 0.10 parts and 54.69 parts of water and mixing, finely pulverize by the above-mentioned wet pulverizer using a rigid medium having a particle diameter of 0.1 mm, and a pulverized product having an average particle diameter of 0.05 ⁇ m as an active ingredient An aqueous suspension composition containing was obtained. The average particle diameter was measured with a dynamic light scattering particle size distribution measuring apparatus Microtrac UPA150 (manufactured by Nikkiso Co., Ltd.).
  • Comparative Example 1 36.36 parts of the pulverized product A of Example 1 is 8.85 parts of sodium alkylnaphthalene sulfonate formalin condensate (MORWET D-425 POWDER: manufactured by Lion Akzo Co., Ltd.), an antifoaming agent (Cylcolapse 454: manufactured by Rhodia Nikka Co., Ltd.) After adding 0.10 parts and 54.69 parts of water and mixing, an aqueous suspension composition containing a pulverized product having an average particle diameter of the active ingredient of 0.89 ⁇ m was obtained.
  • MORWET D-425 POWDER manufactured by Lion Akzo Co., Ltd.
  • an antifoaming agent Cylcolapse 454: manufactured by Rhodia Nikka Co., Ltd.
  • Comparative Example 2 10.0 parts of the fulvendiamide base material was dissolved in 35.0 parts of NMP, 25.0 parts of BLO ( ⁇ -butyrolactone) and 30.0 parts of Neuken EA-157 (POE polystyrylphenyl ether) to obtain a 10% emulsion.
  • Test Example 1 Insecticidal test against Plutella xylostella A cabbage leaf is immersed in a chemical solution diluted to a predetermined concentration for about 30 seconds, air-dried, placed in a plastic petri dish with a diameter of 9 cm, and inoculated with a long-spotted larvae at 25 ° C, humidity It was left in a constant temperature room of 70%. The number of surviving insects was investigated 4 days after immersion in the chemical solution, and the corrected abnormalities + death rate was calculated according to the following formula. 10 heads in 1 ward, no system. The results are shown in Table 1.
  • Test Example 2 Insecticidal test against Chamonaki (Homona magnanima Diakonoff) The tea leaves were immersed in a chemical solution adjusted to 500 ppm for about 30 seconds, air-dried, placed in a plastic petri dish with a diameter of 9 cm, inoculated with Chahamaki 4th instar larvae, 25 ° C., and humidity 70 % In a constant temperature room. The number of live and dead insects was investigated 11 days after the inoculation, and the corrected abnormalities + death rate was calculated in the same manner as in Test Example 1. 10 heads in 1 ward, no system. The results are shown in Table 2.
  • Test Example 3 Insecticidal test against Adoxophyes honmai After immersing the tea leaves in a chemical solution adjusted to 500 ppm for about 30 seconds, air-dried and placed in a plastic petri dish with a diameter of 9 cm, and inoculated with the 4th instar larvae, It was left still in a constant temperature room at 25 ° C. and 70% humidity. The number of live and dead insects was investigated 4 days after the inoculation, and the corrected abnormalities + death rate was calculated as in Test Example 1. 10 heads in 1 ward, no system. The results are shown in Table 3.
  • the aqueous suspension pesticide composition with an average particle size of 0.05 ⁇ m showed the same level of activity as 10% EC (emulsion), but 0.89 ⁇ m was less effective. It was. From this test result, it was found that the effect is improved and the emulsion level is reached by making the active ingredient fine particles.
  • Toxicity tests on the aqueous suspension pesticide composition of the present invention were conducted according to the following guidelines of the Japanese Ministry of Agriculture, Forestry and Fisheries and OECD. (Regarding the test results relating to the registration application for agricultural chemicals by the Ministry of Agriculture, Forestry and Fisheries No. 12 No. 8147 Notification of the Director of Agriculture and Horticultural Affairs, Ministry of Agriculture, Forestry and Fisheries, dated November 24, 2000) April 1, notice of Director of Consumer Affairs and Safety, Ministry of Agriculture, Forestry and Fisheries; OECD OECD Guideline for Testing of Chemicals 202 "Daphnia sp., Acute Immobilisation Test” (2004))
  • Test Example 4 swimming inhibition test against Daphnia magna (Daphnia magna) In a 100 ml solution adjusted to a predetermined concentration, a 2-4 week-old adult (not a first-born) younger than 24 hours old was released, and then a water temperature of 20 ⁇ 1 ° C. 16 hours illumination-8 hours in the dark. Observations were made according to the following criteria 24 hours after release and 48 hours later, and the swimming inhibition rate was calculated by counting solids that did not swim. 2 units in 10 wards. The results are shown in Table 4.
  • Evaluation Criteria A case where the vessel was not moved at all for 15 seconds after moving the container gently was regarded as a swimming inhibition.
  • the average particle diameter of the active ingredient is 0.83 ⁇ m at 0.003 ppm, 0.5 ⁇ m and 0.3 ⁇ m are 0.03 ppm, 0.1 ⁇ m and 0.05 ⁇ m are At a concentration of 0.1 ppm, 100% swimming inhibition was shown, and it was surprisingly observed that the toxicity to Daphnia magna was reduced as the average particle size decreased. Such an effect tends to contradict the insecticidal effect and cannot be easily conceived.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

L'invention concerne une composition agrochimique caractérisée en ce qu'elle contient un principe actif agrochimique solide qui possède une taille moyenne de particules inférieure ou égale à 0,5 μm (en excluant 0) ; un procédé de fabrication d'une formulation agrochimique de type suspension aqueuse (une formulation fluide) qui contient du flubendiamide solide possédant une taille moyenne de particules inférieure ou égale à 0,5 μm (en excluant 0), ledit procédé étant caractérisé en ce qu'il comprend la pulvérisation humide de flubendiamide en présence d'eau et d'un milieu rigide ; et un procédé de fabrication d'une formulation agrochimique de type suspension aqueuse (une formulation fluide) qui contient du flubendiamide solide possédant une taille moyenne de particules inférieure ou égale à 0,5 μm (en excluant 0), ledit procédé étant caractérisé en ce qu'il comprend une étape consistant à pulvériser dans une machine de pulvérisation humide une composition, qui comprend du flubendiamide, un agent tensioactif anionique, un agent tensioactif non ionique, un épaississant, un milieu rigide possédant une taille de particules de 1 mm et de l'eau, pour donner une matière grossièrement pulvérisée, ajouter à la matière grossièrement pulvérisée un agent tensioactif anionique et un type de milieu rigide possédant une taille de particules choisie dans la plage de 0,05 à 0,5 mm, puis de nouveau pulvériser finement le mélange résultant.
PCT/JP2013/084788 2012-12-28 2013-12-26 Composition agrochimique WO2014104153A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2012286974 2012-12-28
JP2012-286974 2012-12-28
JP2013-043639 2013-03-06
JP2013043639 2013-03-06

Publications (1)

Publication Number Publication Date
WO2014104153A1 true WO2014104153A1 (fr) 2014-07-03

Family

ID=51021229

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/084788 WO2014104153A1 (fr) 2012-12-28 2013-12-26 Composition agrochimique

Country Status (2)

Country Link
TW (1) TW201429393A (fr)
WO (1) WO2014104153A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112806379A (zh) * 2020-12-31 2021-05-18 山东东合生物科技有限公司 一种己唑醇·醚菌酯悬浮剂及其制备方法
WO2021127126A1 (fr) * 2019-12-19 2021-06-24 Fmc Corporation Compositions de concentré de suspension de diamide

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6163601A (ja) * 1984-09-05 1986-04-01 Kao Corp 微粒子化農薬用殺生原体、その製造方法およびこれを含有する懸濁状農薬製剤
JPS6197202A (ja) * 1984-10-17 1986-05-15 Kao Corp 水性懸濁状殺生剤組成物
JPH07173015A (ja) * 1993-10-12 1995-07-11 Nippon Nohyaku Co Ltd 改良された農薬水性懸濁剤組成物及びその製造方法
JP2005336170A (ja) * 2004-04-27 2005-12-08 Nippon Nohyaku Co Ltd 農薬粒状組成物

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6163601A (ja) * 1984-09-05 1986-04-01 Kao Corp 微粒子化農薬用殺生原体、その製造方法およびこれを含有する懸濁状農薬製剤
JPS6197202A (ja) * 1984-10-17 1986-05-15 Kao Corp 水性懸濁状殺生剤組成物
JPH07173015A (ja) * 1993-10-12 1995-07-11 Nippon Nohyaku Co Ltd 改良された農薬水性懸濁剤組成物及びその製造方法
JP2005336170A (ja) * 2004-04-27 2005-12-08 Nippon Nohyaku Co Ltd 農薬粒状組成物

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021127126A1 (fr) * 2019-12-19 2021-06-24 Fmc Corporation Compositions de concentré de suspension de diamide
CN114828628A (zh) * 2019-12-19 2022-07-29 Fmc公司 二酰胺悬浮液浓缩物组合物
CN112806379A (zh) * 2020-12-31 2021-05-18 山东东合生物科技有限公司 一种己唑醇·醚菌酯悬浮剂及其制备方法
CN112806379B (zh) * 2020-12-31 2022-06-21 山东东合生物科技有限公司 一种己唑醇·醚菌酯悬浮剂及其制备方法

Also Published As

Publication number Publication date
TW201429393A (zh) 2014-08-01

Similar Documents

Publication Publication Date Title
JP5553709B2 (ja) 水性懸濁状農薬組成物
JP5339055B2 (ja) 水性懸濁状農薬組成物
JP2010013389A (ja) 水中溶出性が促進される農薬組成物
KR101612855B1 (ko) 벼과 잡초용 생육 조절제
CN109890199A (zh) 封闭浓缩干化学品分散系统和方法
JP5083501B2 (ja) 効果に優れる農薬組成物
JP2012051871A (ja) 水性懸濁状農薬組成物
JP6677159B2 (ja) 固形農薬組成物
KR101837420B1 (ko) 수면 확산성 및 수중 분산성이 향상되는 수성 현탁형 농약 조성물
JP6057088B2 (ja) 農薬粒状組成物
WO2014104153A1 (fr) Composition agrochimique
JP5360364B2 (ja) 効果に優れる農薬組成物
JP4737504B2 (ja) スギナまたはクローバー防除用農薬組成物
JP4102978B2 (ja) 農業用粒状水和剤
JP2011016741A (ja) 保存安定性の改善される水性懸濁状農薬組成物
JP5360349B2 (ja) 安定化される水性懸濁状農薬組成物
JP5954522B2 (ja) 水中への溶出が促進される固形農薬組成物
JP5565594B2 (ja) 低粘度農薬組成物
JP2007262055A (ja) スギナの防除方法
JP2018012709A (ja) 水中への溶出が促進される固形農薬組成物
JP4102977B2 (ja) 粒状水和剤
JP2009114075A (ja) 低粘度農薬組成物
KR101869451B1 (ko) 수면부상형 입제 및 이의 제조 방법
JP2002348201A (ja) 農薬の施用方法
JP2013203726A (ja) 農薬の施用方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 13869675

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 13869675

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: JP