CN101146449A - Pesticide composition - Google Patents

Abstract

The coated pesticidal granule obtained by aggregating a powdery pesticide with a thermosetting resin enables the controlled release of the pesticidal active ingredient. Furthermore, controlled release pesticide granules can be produced by the following steps: mixing a powdery pesticide with a first liquid component as a raw material for a thermosetting resin; adding a second liquid component as a raw material for a thermosetting resin; the first liquid component is then reacted with the second liquid component to produce the thermoset resin.

Description

Pesticide composition

technical field

The present invention relates to a pesticidal composition containing an active ingredient in a controlled release form.

Background technique

Various pesticide formulations have been conventionally proposed, which enable sustained release of pesticide active ingredients to maintain efficacy, reduce phytotoxicity, and the like. As such controlled-release pesticide formulations, there are known microcapsule formulations, pesticide granules coated with thermosetting resins (JP 11-5704A), formulations obtained by mixing the pesticide active ingredient with polyurethane resin (JP 52-28942A )wait.

Contents of the invention

The present invention provides a pesticidal composition containing a pesticidal active ingredient in a controlled release form.

Furthermore, the present invention provides a method for producing a pesticidal composition containing a pesticidal active ingredient in a controlled release form.

The present invention relates to a coated pesticide granule obtained by aggregating a powdered pesticide with a thermosetting resin. Such pesticide granules are produced, for example, as described below. That is, the production method includes the steps of mixing a powdery pesticide with a first liquid component as a raw material for a thermosetting resin; subsequently adding thereto a second liquid component as a raw material for a thermosetting resin; by making the first A step of reacting a liquid component with a second liquid component to generate a thermosetting resin to obtain a pesticide granule; and also simultaneously or sequentially adding the first liquid component and the second liquid component to the obtained pesticide granule, and making They react to the step of coating the pesticide granules with a thermosetting resin.

In the present invention, the powdered pesticide may be a separate pesticide active ingredient in powder form, and is usually a powder composition containing the pesticide active ingredient and a diluent, and the average particle diameter (volume median diameter) is usually equal to or less than 100 μm , especially 1 to 100 μm, preferably 1 to 30 μm.

The average particle size can be measured by a laser diffraction particle size analyzer such as MASTERSIZER 2000 produced by MALVERN or the like.

As the pesticidal active ingredients are generally mentioned: solid insecticidal compounds, insect growth regulating compounds, fungicidal compounds, herbicidal compounds, plant growth regulating compounds, insect repellents and the like, and specific examples thereof include the compounds shown below. These compounds are solid at ordinary temperature (20°C), however, compounds with a higher melting point which are solid at, for example, 50°C are preferred.

Insecticidal compounds and insect growth-regulating compounds include pyrethroid compounds such as deltamethrin, perfenthrin, bifenthrin, and tetramethrin; carbamate compounds such as propoxur, isoprocarb, Carbaryl, amecarb, XMC, carbaryl, pyrimicarb, carbofuran, methomyl, and phenoxycarb; organophosphorus compounds such as acephate, triclosate, Chormocarb, dimethylnitrosamine, pyridazuron, acetphos, and acetphos; urea compounds such as diflubenzuron, chlorofluazuron, lufenuron, hexaflumuron, flubenzuron , Flucyclouron, cyromazine, diafenthiuron, hexythiazox, fluorourea, hexafenuron, triflumuron, 4-chloro-2-(2-chloro-2-methylpropyl)-5- (6-iodo-3-pyridylmethoxy)pyridazin-3(2H)-one, 1-(2,6-difluorobenzoyl)-3-[2-fluoro-4-(trifluoromethyl base) phenyl) urea, 1-(2,6-difluorobenzoyl)-3-[2-fluoro-4-(1,1,2,3,3,3-hexafluoropropoxy)benzene base] urea, 2-tert-butylimino-3-isopropyl-5-phenyl-3,4,5,6-tetrahydro-2H-1,3,5-thiadiazine (thiadiazon)-4 -one and 1-(2,6-difluorobenzoyl)-3-[2-fluoro-4-(1,1,2,2-tetrafluoroethoxy)phenyl]urea; pseudoneonicotinic acid Esters (neonicotinoid) compounds such as imidacloprid, acetamiprid, clothianidin, nitenpyram, and diacloden; cartap, buprofezin, bisultap, sulfon, fenoxycarb, fenezaquin , Fenpyramid, Pyridaben, Hydramethylnon, Thiodicarb, Chlorfenapyr, Fenpyroxan, Pymetrozine, Pyrimizafen, Tebufenozide, Tetrapyramid, Fenpyramid, Indoxacarb, Fluoride Insectamine, mibamectin, ivermectin, boric acid, p-dichlorobenzene, etc.

Fungicidal compounds include benzimidazole compounds such as benomyl, carbendazim, thiabendazole, and thiophanate-methyl and their precursors; phenylcarbamate compounds such as diethofencarb; dicarboxyimides Compounds such as procymidone, iprodione, and vinclozolin; azole compounds such as diniconazole, allylbenzothiazole, epoxyconazole, tebuconazole, difenoconazole, cyproconazole Alcohols, flusilazoles, and triazolones; acylalanine compounds, such as metalaxyl; formamide compounds, such as furametpyr, methazolamine, fluoroamide, and trifluzamide; organophosphorus compounds, such as methyl Triclofos-methyl, triclofos-methyl, triclofos-methyl, and triclofos; anilinopyrimidine compounds such as pyrimethanil, pyrimethanil, and cyprodinil; cyanopyrrole compounds such as fludioxonil and cyprodinil Antibiotics such as blasticidin S, kasugamycin, polyoxin, and validamycin; methoxyacrylate and methoxyacrylamide compounds such as azoxystrobin, krexabactin esters and phenoxystrobin; blephazil, mancozeb, captan, folpet, tricyclazole, pyroquinone, allylbenzothiazole, tetrachlorophthalide (fthalide), cymoxanil, alkenyl Acylmorpholine, activated ester-S-methyl, oxaflucone, oxquinic acid, fluazinam, pyrizone, diclofenac, 4-chloro-3-methyl-2(3H)-benzene Chlobenthiazone, isovaledione, tetrachloroisophthalocyanine, thiophthalimideoxybisphenoxyarsine, 3-iodo-2-propane carbamate Butyl butyl ester, paraben, sodium dehydroacetate, potassium sorbate, etc.

Herbicidal compounds include triazine compounds, such as atrazine and metrizone; urea compounds, such as fenflurone and isoproturon; hydroxybenzonitrile compounds, such as bromoxynil and ioxynil; 2,6-dinitroaniline Compounds such as pendimethalin and trifluralin; aryloxyalkanoic acid compounds such as 2,4-D, dicamba, fluroxypyr, and 2-methyl-4-chloropropionic acid; sulfonylureas Compounds such as bensulfuron-methyl, metsulfuron-methyl, nicosulfuron, flurisulfuron-methyl, and cyprosulfuron-methyl; imidazolinone compounds such as imazethapyr, imazaquin, and imazethapyr; bisfluben, bisthiobac -sodium, acifluorfen, sulfentram, diquat, flumeturam, flusulfuron-methyl, fenoxaprop-p-ethyl, diflufenamide, flumetram, isoprop Oxaflumelezone, ammonium glufosinate, glyphosate, bentazone, mefenacet, propanil, flufenacet, flufenoxalic acid, propargyl flufenamide, etc.

Plant growth regulating compounds include maleic hydrazide, chlormequat, ethenylphos, gibberellin, mepiperium, thiadizuron, triadamide, sulfophos, uniconazole, and the like. Insect repellents include 1S, 3R, 4R, 6R-carene-3,4-diol, 2,5-dipropyl pyridinedicarboxylate and the like.

In the present invention, even in the case of a liquid pesticide active ingredient, it can be used as a powder pesticide, that is, a composition in the form of a powder fixed on a diluent.

Diluents are solid carriers for powdered pesticides and include mineral carriers such as kaolin minerals such as kaolinite, dickite, nacrite and halocite; serpentines such as chrysanthemum , lizartite (lizartite), antigorite and magnesium chloride; montmorillonite minerals, such as sodium montmorillonite, calcium montmorillonite and magnesium montmorillonite; montmorillonite, such as saponite, Hectorite (hectrite), sauconite and hyderite; micas, such as pyrophyllite, talc, shoushanite, muscovite, polysilicic muscovite, sericite and illite; silicon dioxide, such as cristobalite, Shaped silica and quartz; magnesium silicate hydrates such as attapulgite and sepiolite; sulfate minerals such as gypsum; dolomite, calcium carbonate, zeolite, zeolite, tuff, vermiculite, lithium soap Laponite, pumice, diatomaceous earth, acid clay, clay, etc. These can be used alone or in combination of two or more.

In addition to the active ingredients of pesticides, powdered pesticides may also contain adjuvants for pesticides, such as diluents, surfactants, stabilizers, colorants, fragrances, etc.

Surfactants include nonionic surfactants, such as polyoxyethylene alkyl ether, polyoxyethylene alkyl aryl ether, polyoxyethylene lanolin alcohol, polyoxyethylene alkylphenol formalin condensate, polyoxyethylene Sorbitan fatty acid ester, polyoxyethylene glyceryl mono fatty acid ester, polyoxypropylene glycol mono fatty acid ester, polyoxyethylene sorbitan fatty acid ester, polyoxyethylene castor oil derivative, polyoxyethylene fatty acid ester, advanced Fatty acid glycerides, sorbitan fatty acid esters, sucrose fatty acid esters, polyoxyethylene polyoxypropylene block polymers, polyoxyethylene fatty amides, alkylolamides and polyoxyethylene alkylamines; cationic surfactants, Such as alkylamine hydrochloride (for example, dodecylamine hydrochloride), alkyl quaternary ammonium salt (for example, dodecyltrimethylammonium salt, alkyldimethylbenzylammonium salt, alkyl pyridinium salts, alkylisoquinolinium salts, dialkylmorpholinium salts), benzethonium chloride and polyalkylvinylpyridinium salts; anionic surfactants such as sodium salts of fatty acids (for example, palmitic acid sodium), sodium salts of ether carboxylic acids (for example, sodium polyoxyethylene lauryl ether carboxylate), amino acid condensates of higher fatty acids (for example, sodium lauroyl sarcosinate, sodium N-lauroyl glutamate), higher Fatty acid ester sulfonates (e.g., higher alkyl sulfonates, lauryl sulfonates), dialkyl sulfosuccinates (e.g., dioctyl sulfosuccinate), higher fatty acid amide sulfonates (e.g., oleamide sulfonate), alkylarylsulfonate (e.g., sodium dodecylbenzenesulfonate, diisopropylnaphthalenesulfonate), formalin of alkylarylsulfonate Lin condensates, higher alcohol sulfates (for example, pentadecane-2-sulfate), polyoxyethylene alkyl phosphates (for example, dipolyoxyethylene lauryl ether phosphate), styrene-malay salt copolymer, etc.; amphoteric surfactants, such as N-lauryl alanine, N,N,N-trimethylalanine, N,N,N-trihydroxyethylalanine, N-hexyl -N,N-Dimethylglycine, 1-(2-carboxyethyl)pyridinium betaine and lecithin.

Stabilizers include, for example, phenolic antioxidants, amine antioxidants, phosphorus antioxidants, sulfur antioxidants, UV absorbers, epoxidized vegetable oils such as epoxidized soybean oil, epoxidized linseed oil, and epoxidized rapeseed oil ; Isopropyl acid phosphate, liquid paraffin, 1,2-ethylene glycol, etc.

Colorants include, for example, rhodamines, such as Rhodamine B and solar rhodamine, and colorants, such as Yellow No. 4, Blue No. 1, and Red No. 2, and fragrances include, for example, ester fragrances such as ethyl acetoacetate Esters, ethyl enantate, ethyl cinnamate, and isoamyl acetate; organic acid fragrances, such as caproic acid and cinnamic acid; alcohol fragrances, such as cinnamyl alcohol, geraniol, citral, and decanol; aldehydes , such as vanillin, piperonal and perilaldehyde; ketone flavors, such as maltol and methyl β-naphthyl ketone, menthol, etc.

When the powdery pesticide contains a diluent, the amount of the pesticide active ingredient in the powdery pesticide is usually 1 to 95% by weight, preferably 10 to 90% by weight, and the amount of the diluent is usually 5 to 99% by weight, preferably 10 to 90% by weight. When the powdery pesticide contains an adjuvant for pesticides, the total amount of adjuvants for pesticides is usually 1 to 30% by weight, preferably 2 to 20% by weight.

Powdered pesticides are obtained by mixing and pulverizing pesticide active ingredients, diluents if necessary, and auxiliaries for pesticides such as surfactants, stabilizers, colorants, fragrances, etc. if necessary. In addition, powdered pesticides can also be obtained by mixing components that have been pulverized into powders in advance.

As the thermosetting resin for fixing the powdery pesticide, there are mentioned: urea resin, urethane-urea resin, epoxy resin and the like, and in the present invention, urethane resin is particularly preferable.

The average particle diameter (volume median diameter) of the pesticide granules of the present invention is usually 1 to 200 μm, preferably 10 to 200 μm, more preferably 20 to 150 μm. The average particle diameter can be measured by a laser diffraction particle size analyzer such as MASTERSIZER 2000 produced by MALVERN or the like.

A thermosetting resin is usually obtained by reacting two different liquid components, and the pesticide granules of the present invention are produced by, for example, mixing a powdered pesticide with the first liquid component as a raw material for the thermosetting resin, and then A second liquid component as a raw material for a thermosetting resin is added thereto, the first liquid component is reacted with the second liquid component to produce a thermosetting resin, and furthermore, when necessary, the first liquid component and the second liquid component are added simultaneously or sequentially. two liquid components and react them to form a thermosetting resin. By adjusting the amounts of the first liquid component and the second liquid component, the thickness of the coating layer made of thermosetting resin can be adjusted to vary the degree of controlled release to a desired degree. Each of the first liquid component and the second liquid component is not necessarily limited to consist of only one component, and may be a mixture.

When the thermosetting resin is a urethane resin, one of the first liquid component and the second liquid component is a polyol, and the other is a polyisocyanate.

Polyols include condensed polyester polyols, polyether polyols, polyacrylic polyols, polymethacrylic polyols, lactone polyester polyols, polycarbonate polyols, natural polyols and their denatured products, and the like. The condensed polyester polyols are generally obtained by condensation reaction of polyols with dibasic acids. Polyether polyols are generally obtained by addition polymerization of propylene oxide or ethylene oxide and polyols, or the like. Polyacrylic acid polyol and polymethacrylic acid polyol are usually obtained through the following reactions: condensation reaction of polyacrylic acid and polyol, condensation reaction of polymethacrylic acid and polyol, condensation reaction of acrylic acid and polyol, methacrylic acid and Condensation of polyols, polymerization of acrylate monomers or polymerization of methacrylate monomers. Lactone-based polyester polyols are obtained by ring-opening polymerization of ε-caprolactone using polyols as initiators. Polycarbonate polyols are usually obtained by the reaction of diols with carbonates, and polyols include methylene glycol, 1,2-ethylene glycol, 1,2-propylene glycol, 1,4-butanediol Alcohol, 1,6-hexanediol, trimethylolpropane, polytetramethylene glycol, glycerin and their oligomers, etc.

As the polyol used in the present invention, preferred are branched chain polyols, and mixtures of branched chain polyols and linear polyols, and among the mixtures, preferred are mixtures in which, based on the presence in the polyol In the hydroxyl group, the number of hydroxyl groups derived from linear polyols is equal to or less than 60%. The branched polyol is a polyol containing three or more hydroxyl groups in a molecule, and preferably a polyol containing three hydroxyl groups in a molecule. A linear polyol is a polyol containing two hydroxyl groups in a molecule, and usually contains a hydroxyl group at each of both ends of the molecule.

Preferably, the aforementioned linear polyol is a linear polyol having an OH equivalent of 100 or less, and a mixture of a linear polyol having an OH equivalent of 100 or less and a linear polyol having an OH equivalent of 100 or greater, and between the mixture Among them, preferred is a mixture in which the number of hydroxyl groups derived from a linear polyol having an OH equivalent of 100 or more is 60% or less based on the hydroxyl groups present in the polyol. The linear polyhydric alcohol having an OH equivalent of 100 or less includes ethylene glycol, 1,2-propanediol, 1,3-propanediol, and the like.

Polyisocyanates include toluene diisocyanate (TDI), diphenylmethane diisocyanate (MDI), naphthalene diisocyanate, toluene diisocyanate, hexamethylene diisocyanate, isophorone diisocyanate, xylylene diisocyanate, 4,4-methylenebis(cyclohexylisocyanate), trimethylhexamethylene diisocyanate, 1,3-(isocyanatomethyl)cyclohexane, triphenylmethane triisocyanate, Tris(isocyanatophenyl)phosphorothioate and the like. Denatured isocyanates and oligomers thereof may also be used instead of the above-mentioned polyisocyanate monomers, provided they have fluidity. The denatured isocyanate includes adduct denatured isocyanate, biuret denatured isocyanate, isocyanurate denatured isocyanate, block denatured isocyanate, prepolymer denatured isocyanate, dimerization denatured isocyanate and the like. From the viewpoint of easy reaction control and low vapor pressure and excellent processability, polymethylene polyphenylisocyanate (polymerized MDI), which is obtained by condensing aniline and formalin and making the resulting polyamine photosensitive, is preferable. obtained by gasification.

The urethane resin is produced by reacting a polyol with a polyisocyanate under heating, for example, at 40 to 100°C. In this operation, a hardening catalyst such as an organometallic compound, an amine, etc. is added as necessary.

Hardening catalysts include organometallic compounds such as dibutyltin diacetate, dibutyltin dichloride, dibutyltin dilaurate, dibutylthiostannoic acid, stannous octoate, dioctyltin dilaurate, etc., triethylene Diamine, N-methylmorpholine, N,N-dimethylbis(dodecyl)amine, N-dodecylmorpholine, N,N-dimethylcyclohexylamine, N-ethyl Morpholine, Dimethylethanolamine, N,N-Dimethylbenzylamine, 1,8-diazabicyclo[5.4.0]undecene-7, isopropyl titanate, tetrabutyl titanate , Oxyisopropyl vanadate, n-propyl zirconate, 1,4-diazabicyclo[2.2.2]octane, etc.

When the thermosetting resin is a urethane resin, either polyol or polyisocyanate may be used as the first liquid component, and preferably, polyol is used as the first liquid component and polyisocyanate is used as the second liquid component. liquid component. When a hardening catalyst is used, the hardening catalyst may be added to any one of the first liquid component and the second liquid component, and is preferably added to the first liquid component.

When the thermosetting resin is a urea resin, any one of the first liquid component and the second liquid component is polyamine or water, and the other is polyisocyanate.

The polyisocyanates include the above-mentioned polyisocyanates, and the polyamines include diethylenetriamine, triethylenetetramine, and the like.

When the thermosetting resin is a urea resin, any one of polyamine, water or polyisocyanate may be used as the first liquid component, and it is preferable to use polyamine as the first liquid component and polyisocyanate as the second liquid component . When water is used as the liquid component, generally polyisocyanate is used as the first liquid component and water is used as the second liquid component.

When the thermosetting resin is a urethane-urea resin, one of the first liquid component and the second liquid component is a mixture of polyol and polyamine, and the other is polyisocyanate. Preference is given to using mixtures of polyols and polyamines as the first liquid component and polyisocyanates as the second liquid component.

When the thermosetting resin is an epoxy resin, either one of the first liquid component and the second liquid component is a hardener, and the other is a glycidyl group-containing compound.

The hardener is generally a polyamine, and the compound containing a condensed glyceryl group generally includes polyglycidyl ether, polyglycidylamine, and the like.

Polyamines include diethylenetriamine, triethylenetetramine, m-xylylenediamine, isophordionediamine, methyliminodipropylamine, terpanediamine, m-phenylenediamine, diaminobenzene Diaminodiphenylsulfone, diaminodiethyldiphenylmethane, polyamide-denatured polyamine, ketone-denatured polyamine, epoxy-denatured polyamine, thiourea-denatured polyamine, Mannich Denatured polyamines, Michael addition denatured polyamines, etc., and compounds containing glycidyl groups include polyglycidyl ethers, such as bisphenol A polyglycidyl ethers, bisphenol F polyglycidyl ethers, hydrogenated bisphenol A Polyglycidyl ether-like, polyglycidyl ether of naphthalene, polyglycidyl ether of brominated bisphenol A, polyglycidyl ether of bisphenol S, polyglycidyl ether of bisphenol AF, polyglycidyl ether of biphenyl, Fluolein polyglycidyl ether, phenol novolac polyglycidyl ether, o-cresol novolac polyglycidyl ether, DPP novolac polyglycidyl ether, trihydroxyphenylmethane polyglycidyl ether and tetraphenoxy Tetraphenylolethane polyglycidyl ethers; and polyglycidylamines, such as tetraglycidyldiaminodiphenylmethane polyglycidylamines, hydantoin polyglycidylamines, 1,3-bis (N,N-diglycidylaminomethyl)cyclohexane, aniline polyglycidylamines, toluidine polyglycidylamines, triglycidylisocyanate polyglycidylamines, and aminophenol polyglycidylamines .

Preference is given to using polyamines as the first liquid component and polyglycidyl ethers or polyglycidylamines as the second liquid component.

The present invention also provides a method for producing an agrochemical composition, the method comprising the step of mixing a powdered agrochemical with a first liquid component as a raw material for a thermosetting resin; subsequently used as a raw material for a thermosetting resin the step of adding the second liquid component therein; and the step of reacting the first liquid component with the second liquid component to form a thermosetting resin.

In the production method of the present invention, the viscosities of the first liquid component and the second liquid component are generally equal to or less than 2000 mPa·s.

When the thermosetting resin is a urethane resin, the viscosity of the polyol is equal to or less than 1000 mPa·s, more preferably equal to or less than 800 mPa·s (B-type viscometer, 25°C, 12 rpm), and the viscosity of the polyisocyanate is equal to or less than 300 mPa·s, more preferably equal to or less than 200 mPa·s (B-type viscometer, 25° C., 12 rpm).

The step of mixing the powdered pesticide with the first liquid component as a raw material for the thermosetting resin is usually performed by adding the first liquid component to the container while rolling the powdered pesticide in the container under dry conditions, Wherein the powdered pesticide is not dispersed in the liquid medium. This step is usually carried out at 0 to 100°C, preferably at 10 to 80°C. From the viewpoint of safety, this step is preferably performed under a nitrogen atmosphere. As a method of rolling powdered pesticides in a container, there are mentioned, for example: a) a method in which a pan-type or a drum-shaped container containing powdered pesticides is rotated about an inclined or horizontal axis; b) a method in which powdery pesticides are housed In a container containing powdery pesticides, a method of arranging and rotating a stirring blade whose size is approximately the same as the diameter of the bottom of the container; and c) a method wherein, in a container containing powdery pesticides, the powdery pesticides are crushed by air flow .

The subsequent step of adding thereto the second liquid component as a raw material for the thermosetting resin is also performed at 0 to 100°C, preferably at 10 to 80°C. From the viewpoint of safety, this step is preferably performed under a nitrogen atmosphere. The second liquid component is used in a proportion of usually 0.9 to 1.05 equivalent, preferably 0.95 to 1.00 equivalent, based on 1 equivalent of the first liquid component.

If the thermosetting resin is polyurethane resin and the first liquid component is polyol, the second liquid component is polyisocyanate, and it is advantageous to adjust the amount of polyisocyanate appropriately so that the amount of polyisocyanate based on isocyanate groups (NCO) is relatively The polyol based on hydroxyl group (OH) is 0.8 to 1.1 equivalents, preferably 0.9 to 1.1 equivalents, more preferably 0.95 to 1.05 equivalents to 1 equivalent.

The step of reacting the first liquid component and the second liquid component to process the thermosetting resin is also generally carried out at 0 to 100°C, preferably at 40 to 80°C. From the viewpoint of safety, this step is preferably performed under a nitrogen atmosphere. In this step, mixing is preferably performed while imparting shear force to the powdered pesticide by rotating blades. More particularly mentioned is the method of agitating the powdered pesticide by means of blades rotating at a speed of 50 to 3000 m/min, preferably 100 to 2000 m/min, more preferably 200 to 1000 m/min (according to the speed of the leading edge of the blade). Stirring is usually carried out until the unhardened thermosetting resin is completely hardened and the resulting pesticide granules do not exhibit stickiness. The stirring time can be changed according to the kind of thermosetting resin and the temperature of the process.

To the pesticide granules obtained as described above, if necessary, the first liquid component and the second liquid component are added simultaneously or sequentially, and these components are reacted to generate a thermosetting resin, and this step is performed once Or repeat several times to increase the thickness of the coating layer made of thermosetting resin, and promote the mutual aggregation of the particles, so that the release of the active ingredient can be delayed. That is, the release rate of the active ingredient can be adjusted according to the purpose.

Based on 100 parts by weight of powdered pesticide, the added amount of uncured thermosetting resin, that is, the total amount of the first liquid component and the second liquid component is usually 5 to 150 parts by weight, preferably 10 to 100 parts by weight, more preferably 25 to 80 parts by weight.

As specific containers used in the production method of the present invention, mentioned are: NEWGRAMACHINE produced by SeishinKigyo K.K. as a device in which particles exhibit circular motion along its periphery in the container; and HIGH produced by Fukae Powtec K.K. SPEEDMIXER and HIGH FLEX GRAR, as a device equipped with a low-speed stirrer in the mixer and a high-speed chopper on the side, where the charged raw materials are mixed, dispersed in a short time by the action of two blades And cut. In addition, HIGH SPEED MIXER produced by Freund Sangyo K.K., VERTICALGRANULATOR produced by Powrex K.K., NEW SPEED MILL produced by Okada Seiko K.K. are mentioned as devices exhibiting the same function.

In addition, the device described in JP 9-75703A can also be used.

In the production method of the present invention, there is no need to use a solvent such as water, etc., and therefore drying operations, etc. are not necessary, so that the agricultural chemical granule containing the active ingredient of the agricultural chemical in a controlled release manner can be easily produced.

The pesticide granules of the present invention can be sprayed directly onto the pests to be controlled or to the plants or soil to be protected, or diluted with water, and if necessary, add adjuvants such as surfactants etc. to obtain a suspension, and spray suspension.

Example

The present invention will be further explained in detail by the following examples, but the present invention is not limited to these examples.

In the following production examples, a HIGH SPEED MIXER device (LFS-GS-1J type, produced by Fukae Powtec K.K.) was used.

The HIGH SPEED MIXER device is a stirring device having: a horizontal disc-shaped container part having an opening at an upper part; a stirring blade rotating around a vertical line as an axis passing through the bottom center of the horizontal disc-shaped container part; and A chopping blade that rotates around a horizontal line that is an axis passing through the side of the container portion having a volume of about 2 L and an inner diameter of about 18 cm, and the stirring blade is composed of three blades, so The three blades have a radius of about 9 cm and are connected to the bottom surface so that the three blades can rotate along the bottom surface and the inner wall of the container part. The chopping blades had two pairs of twin blades having a radius of 2 cm and were rotatably attached to the side wall surface of the container part so as not to be in contact with the bottom surface of the container part and the stirring blades.

Reference example 1 (preparation of powdery pesticide 1)

45.5 parts by weight of 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl-4-isobenzofuryl)-1,3-dimethylpyridine as a pesticide active ingredient Azole-4-carboxamide (common name: furametpyr) and 9 parts by weight of TOKUSEAL GU-N (amorphous silica hydrate produced by Tokuyama Soda Co., Ltd.) and 45.5 parts by weight as Bentonite FUJI (manufactured by Hojun K.K.) of the diluent was uniformly mixed, and the whole mixture was pulverized by a centrifugal pulverizer to obtain powdered pesticide 1 with an average particle diameter of 5.0 μm (measured by MASTERSIZER 2000 produced by MALVERN).

Reference example 2 (preparation of powdery pesticide 2)

With 65 parts by weight of (E)-N-(6-chloro-3-pyridylmethyl)-N-ethyl-N'-methyl-2-nitroethylenediamine (commonly used Name: Nitenpyram) and 35 parts by weight of SHOKOZAN Clay S (kaolin clay: produced by Shokozan Kogyosho K.K.) as a diluent were uniformly mixed, and the whole mixture was pulverized by a centrifugal mill to obtain an average particle diameter of 1 6.0 μm (measured by MASTERSIZER 2000 manufactured by MALVERN) of powdered pesticide 2.

Reference example 3 (preparation of polyol premix 1)

54.1 parts by weight of SUMIFEN™ (branched polyether polyol produced by Sumika Bayer Urethane K.K.) and 45.9 parts by weight of SUMIFEN 1600U (linear polyether polyol produced by Sumika Bayer Urethane K.K.) were uniformly mixed to obtain a polyol Alcohol Premix 1. The viscosity of polyol premix 1 is 393 m Pa (B-type viscometer, 25°C, 12rpm, Rotor No.1).

Reference Example 4 (preparation of polyol premix 2)

41.3 parts by weight of SUMIFEN™ (branched polyether polyol produced by Sumika Bayer Urethane K.K.) and 58.7 parts by weight of SUMIFEN 1600U (linear polyether polyol produced by Sumika Bayer Urethane K.K.) were uniformly mixed to obtain a polyol Alcohol Premix 2. The viscosity of the polyol premixture 2 is 282 m·Pa (B-type viscometer, 25° C., 12 rpm, Rotor No.1). Reference Example 5 (preparation of polyol premix 3)

31.2 parts by weight of SUMIFEN™ (a branched polyether polyol produced by Sumika Bayer Urethane K.K.) and 68.8 parts by weight of SUMIFEN 1600U (a linear polyether polyol produced by Sumika Bayer Urethane K.K.) were uniformly mixed to obtain a polyol Alcohol Premix 3. The viscosity of the polyol premixture 3 is 277mPa (B-type viscometer, 25°C, 12rpm, Rotor No.1). Reference Example 6 (preparation of polyol premix 4)

19.9 parts by weight of 1,2-ethylene glycol (produced by Nippon Shokubai Co., Ltd.) and 80.1 parts by weight of SUMIFEN 1600U (a linear polyether polyol produced by Sumika Bayer Urethane K.K.) were uniformly mixed to obtain Polyol Premix 4. The viscosity of the polyol premixture 4 is 176 m·Pa (B-type viscometer, 25° C., 12 rpm, Rotor No.1).

Production Example 1

100 parts by weight of the powdered pesticide 1 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 1800rpm) and the chopping blade (rotational speed: 2000rpm) were rotated. In this device, powdered pesticides are stirred by agitators all in a rolling state, and strong shearing force is applied to the powdered pesticides mainly by chopping blades. Next, the container was heated, and 1.55 parts by weight of polyol premix 1 was added while maintaining the temperature of the powdered pesticide at 75±5°C. The penetration of the polyol premix 1 into the powdered pesticide was observed. Three minutes later, add 0.95 parts by weight of polyisocyanate {SUMIDUL 44V10 (polymethylene polyphenyl polyisocyanate produced by Sumika Bayer Urethane K.K.), viscosity: 130m Pa (25°C)}, and simultaneously powdered pesticide The temperature is maintained at 75±5°C. Immediately after the addition, a thickening phenomenon was confirmed, after which the viscosity decreased, and hardening of the polyurethane resin was observed (corresponding to 2.5 parts by weight of the polyurethane resin with respect to 100 parts by weight of the powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 1.55 parts by weight of polyol premix 1, 2) continuing to stir and mix for 3 minutes, 3) adding 0.95 parts by weight of polyisocyanate and 4) continuing to stir and mixing for 5 minutes was repeated 3 times , while continuing to stir, the temperature in the HIGH SPEED MIXER device was kept at 75±5°C, after that, the mixture was allowed to cool to obtain the pesticide granules of the present invention.

Therefore, the total amount of polyurethane resin raw materials used is 10 parts by weight relative to 100 parts by weight of powdered pesticide (addition frequency of urethane resin raw materials: 4 times; addition amount of urethane resin raw materials added each time: 2.5 parts by weight; the total amount of urethane resin raw material added: 10 parts by weight), to obtain the pesticide granule of the present invention.

Production Examples 2 to 6

According to the same procedure as in Production Example 1, the pesticide granules of the present invention were obtained by adding the urethane resin raw material in an amount of 2.5 parts by weight per addition at the addition frequency described in Table 1.

Table 1

Powdered pesticide 1 (parts by weight) Resin raw material added each time ( ^* ) added amount (parts by weight) Addition frequency of resin raw materials ( ^* ) The total addition amount of resin raw material (weight part) Production Example 1 100 2.5 4 times 10 Production Example 2 100 2.5 8 times 20 Production Example 3 100 2.5 12 times 30 Production Example 4 100 2.5 16 times 40 Production Example 5 100 2.5 20 times 50 Production Example 6 100 2.5 22 times 55

( ^* ) Resin raw material refers to urethane resin raw material, and its amount is the sum of polyol premix and polyisocyanate.

Test Example 1

1) Measurement of average particle size

The volume median diameters of the pesticide granules of the present invention obtained in Production Examples 1 to 6 were measured by MASTERSIZER 2000 produced by MALVERN. The results are shown in Table 2.

2) Elution test

The powdery pesticide 1 and the pesticide granules of the present invention obtained in Production Examples 1 to 6 were prepared according to 5-chloro-N=(1,3-dihydro-1,1,3-trimethyl-4- An amount of 5 mg of isobenzofuryl)-1,3-dimethylpyrazole-4-carboxamide was charged into a 100 mL spiral tube, and 200 g of ion-exchanged water was added thereto, and the mixture was placed in a constant temperature room at 25° C. Keep for 24 hours. After that, the solid component was filtered through a filter, and 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl-4-isobenzofuranyl) eluted into water was measured - the amount of 1,3-dimethylpyrazole-4-carboxamide, and the ratio eluted into water (elution rate) was calculated. The results are shown in Table 2.

Table 2

Volume median diameter (μm) Elution rate (%) in 1 day in 3 days powdered pesticide 1 5.0 85 100 Production Example 1 34.7 80 90 Production Example 2 36.9 74 88 Production Example 3 40.9 45 80 Production Example 4 43.1 41 73 Production Example 5 44.8 39 69 Production Example 6 45.0 36 56

Production Example 7

100 parts by weight of the powdered pesticide 2 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 1800rpm) and the chopping blade (rotational speed: 2000rpm) of the device were rotated. In this device, powdered pesticides are stirred by agitators all in a rolling state, and strong shearing force is applied to the powdered pesticides mainly by chopping blades. Next, the container was heated, and 1.55 parts by weight of polyol premix 1 was added while maintaining the temperature of the powdered pesticide at 75±5°C. The penetration of the polyol premix 1 into the powdered pesticide was observed. Three minutes later, 0.95 parts by weight of polyisocyanate {SUMIDUL 44V10 (polymethylene polyphenyl polyisocyanate produced by Sumika BayerUrethane K.K.)} was added while maintaining the temperature of the powdered pesticide at 75±5°C. Immediately after the addition, a thickening phenomenon was confirmed, after which the viscosity decreased, and hardening of the polyurethane resin was observed (corresponding to 2.5 parts by weight of the polyurethane resin relative to 100 parts by weight of the powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 1.55 parts by weight of polyol premix 1, 2) continuing to stir and mix for 3 minutes, 3) adding 0.95 parts by weight of polyisocyanate and 4) continuing to stir and mixing for 5 minutes was repeated 19 times , while continuing to stir, the temperature in the HIGH SPEED MIXER device was kept at 75±5°C, after that, the mixture was allowed to cool to obtain the pesticide granules of the present invention.

Therefore, the total amount used is 50 parts by weight of the polyurethane resin raw material relative to 100 parts by weight of the powdered pesticide 2 (addition frequency of the urethane resin raw material: 20 times; the addition amount of the urethane resin raw material added each time: 2.5 parts by weight; the total addition amount of the urethane resin raw material: 50 parts by weight), to obtain the pesticide granule of the present invention.

Production Examples 8 to 11

According to the same procedure as in Production Example 7, the pesticide granules of the present invention were obtained by adding the urethane resin raw material in an amount of 2.5 parts by weight per addition at the addition frequency described in Table 3.

table 3

Powdered granules 2 (parts by weight) Addition amount (parts by weight) of resin raw material ( ^* ) added each time Addition frequency of resin raw material ( ^* ) Total amount of resin raw materials ( ^* ) added (parts by weight) Production Example 7 100 2.5 20 times 50 Production Example 8 100 2.5 24 times 60 Production Example 9 100 2.5 28 times 70 Production Example 10 100 2.5 32 times 80 Production Example 11 100 2.5 40 times 100

( ^* ) Resin raw material refers to urethane resin raw material, and its amount is the sum of polyol premix and polyisocyanate.

Test Example 2

1) Measurement of average particle size

The volume median diameters of the pesticide granules of the present invention obtained in Production Examples 7 to 11 were measured by MASTERSIZER 2000 produced by MALVERN. The results are shown in Table 4.

2) Elution test

Powdered pesticides and pesticide granules of the present invention obtained in Production Examples 7 to 11 were prepared according to (E)-N-(6-chloro-3-pyridylmethyl)-N-ethyl-N'- An amount of 5 mg of methyl-2-nitroethylenediamine was charged into a 100 mL spiral tube, and 100 g of ion-exchanged water was added thereto, and the mixture was kept in a constant temperature room at 25° C. for 24 hours. After that, the solid component was filtered through a filter, and (E)-N-(6-chloro-3-pyridylmethyl)-N-ethyl-N'-methyl-2-nitrate eluted into water was measured The amount of vinylidene diamine was calculated, and the ratio eluted into water (elution rate) was calculated. The results are shown in Table 4.

Table 4

Volume median diameter (μm) Elution rate (%) in 1 day in 3 days Powder Pesticide 2 16.0 100 100 Production Example 7 53.3 86 90 Production Example 8 52.3 77 84 Production Example 9 57.4 twenty three 51 Production Example 10 57.9 12 twenty three Production Example 11 61.5 3 5

Production Example 12

100 parts by weight of the powdered pesticide 1 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 850rpm) and the chopping blade (rotational speed: 2000rpm) of the device were rotated. Next, the container was heated, and 1.55 parts by weight of polyol premix 1 was added while maintaining the temperature of the powdered pesticide at 75±5°C. Three minutes later, 0.95 parts by weight of polyisocyanate {SUMIDUL 44V10 (polymethylene polyphenyl polyisocyanate produced by Sumika Bayer Urethane K.K.)} was added while maintaining the temperature of the powdered pesticide at 75±5°C. (corresponding to 2.5 parts by weight of polyurethane resin relative to 100 parts by weight of powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 1.55 parts by weight of polyol premix 1, 2) continuing to stir and mix for 3 minutes, 3) adding 0.95 parts by weight of polyisocyanate and 4) continuing to stir and mixing for 5 minutes was repeated 19 times , while continuing to stir, the temperature in the HIGH SPEED MIXER device was kept at 75±5°C, after that, the mixture was allowed to cool to obtain the pesticide granules of the present invention.

Therefore, the total amount of polyurethane resin raw materials used is 50 parts by weight relative to 100 parts by weight of powdered pesticide (addition frequency of urethane resin raw materials: 20 times; addition amount of urethane resin raw materials added each time: 2.5 parts by weight; the total amount of urethane resin raw materials added: 50 parts by weight), to obtain the pesticide granules of the present invention.

The obtained pesticide granules had a larger average particle diameter than the pesticide granules of the present invention obtained in Production Example 5.

Production Example 13

100 parts by weight of the powdered pesticide 1 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 1800rpm) and the chopping blade (rotational speed: 2000rpm) of the device were rotated. Next, the mixing vessel was heated, and 1.65 parts by weight of polyol premix 2 was added while maintaining the temperature of the powdered pesticide at 75±5°C. Three minutes later, 0.85 parts by weight of polyisocyanate {SUMIDUL 44V10 (polymethylene polyphenyl polyisocyanate produced by Sumika Bayer Urethane K.K.)} was added while maintaining the temperature of the powdered pesticide at 75±5°C. (corresponding to 2.5 parts by weight of polyurethane resin relative to 100 parts by weight of powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 1.65 parts by weight of polyol premix 2, 2) continuing to stir and mix for 3 minutes, 3) adding 0.85 parts by weight of polyisocyanate and 4) continuing to stir and mixing for 5 minutes was repeated 19 times , while continuing to stir, the temperature in the HIGH SPEED MIXER device was kept at 75±5°C, after that, the mixture was allowed to cool to obtain the pesticide granules of the present invention.

Therefore, the total amount of polyurethane resin raw materials used is 50 parts by weight relative to 100 parts by weight of powdered pesticide (addition frequency of urethane resin raw materials: 20 times; addition amount of urethane resin raw materials added each time: 2.5 parts by weight; the total amount of urethane resin raw materials added: 50 parts by weight), to obtain the pesticide granules of the present invention.

Compared with the pesticide granules of the present invention obtained in Production Example 5, the obtained pesticide granules provided 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl-4- faster elution of isobenzofuryl)-1,3-dimethylpyrazole-4-carboxamide.

Production Example 14

100 parts by weight of the powdered pesticide 1 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 1800rpm) and the chopping blade (rotational speed: 2000rpm) of the device were rotated. Next, the mixing vessel was heated, and 1.71 parts by weight of polyol premix 3 was added while maintaining the temperature of the powdered pesticide at 75±5°C. Three minutes later, 0.79 parts by weight of polyisocyanate {SUMIDUL 44V10 (polymethylene polyphenyl polyisocyanate produced by Sumika Bayer Urethane K.K.)} was added while maintaining the temperature of the powdered pesticide at 75±5°C. (corresponding to 2.5 parts by weight of polyurethane resin relative to 100 parts by weight of powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 1.71 parts by weight of polyol premix 3, 2) continuing to stir and mix for 3 minutes, 3) adding 0.79 parts by weight of polyisocyanate and 4) continuing to stir and mixing for 5 minutes was repeated 19 times , while continuing to stir, the temperature in the HIGH SPEED MIXER device was kept at 75±5°C, after that, the mixture was allowed to cool to obtain the pesticide granules of the present invention.

Therefore, the total amount of polyurethane resin raw materials used is 50 parts by weight relative to 100 parts by weight of powdered pesticide (addition frequency of urethane resin raw materials: 20 times; addition amount of urethane resin raw materials added each time: 2.5 parts by weight; the total amount of urethane resin raw materials added: 50 parts by weight), to obtain the pesticide granules of the present invention.

Compared with the pesticide granules of the present invention obtained in Production Example 5, the obtained pesticide granules provided 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl-4- faster elution of isobenzofuryl)-1,3-dimethylpyrazole-4-carboxamide.

Production Example 15

100 parts by weight of the powdered pesticide 1 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 1800rpm) and the chopping blade (rotational speed: 2000rpm) of the device were rotated. Next, the mixing vessel was heated, and 3.10 parts by weight of polyol premix 1 was added while maintaining the temperature of the powdered pesticide at 75±5°C. Three minutes later, 1.90 parts by weight of polyisocyanate {SUMIDUL 44V10 (polymethylene polyphenyl polyisocyanate produced by Sumika Bayer Urethane K.K.)} was added while maintaining the temperature of the powdered pesticide at 75±5°C. (corresponding to 5.0 parts by weight of polyurethane resin relative to 100 parts by weight of powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 3.10 parts by weight of polyol premix 1, 2) continuing to stir and mix for 3 minutes, 3) adding 1.90 parts by weight of polyisocyanate and 4) continuing to stir and mixing for 5 minutes was repeated 19 times , while continuing to stir, thereby keeping the temperature in the HIGH SPEED MIXER device at 75±5°C, after that, allowing the mixture to cool to obtain the pesticide granules of the present invention.

Therefore, the total amount used is 50 parts by weight of the polyurethane resin raw material relative to 100 parts by weight of the powdered pesticide (addition frequency of the urethane resin raw material: 10 times; addition amount of the urethane resin raw material added each time: 5.0 parts by weight; the total amount of carbamate resin raw materials added: 50 parts by weight), to obtain the pesticide granules of the present invention.

Compared with the pesticide granules of the present invention obtained in Production Example 5, the obtained pesticide granules provided 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl-4- (isobenzofuryl)-1,3-dimethylpyrazole-4-carboxamide with slower elution.

Production Example 16

100 parts by weight of the powdered pesticide 1 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 1800rpm) and the chopping blade (rotational speed: 2000rpm) of the device were rotated. Next, the mixing vessel was heated, and 1.20 parts by weight of polyol premix 4 was added while maintaining the temperature of the powdered pesticide at 75±5°C. Three minutes later, 1.30 parts by weight of polyisocyanate {SUMIDUL 44V10 (polymethylene polyphenyl polyisocyanate produced by Sumika Bayer Urethane K.K.)} was added while maintaining the temperature of the powdered pesticide at 75±5°C. (corresponding to 2.5 parts by weight of polyurethane resin relative to 100 parts by weight of powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 1.20 parts by weight of polyol premix 4, 2) continuing to stir and mix for 3 minutes, 3) adding 1.30 parts by weight of polyisocyanate and 4) continuing to stir and mixing for 5 minutes was repeated 19 times , while continuing to stir, the temperature in the HIGH SPEED MIXER device was kept at 75±5°C, after that, the mixture was allowed to cool to obtain the pesticide granules of the present invention.

Therefore, the total amount of polyurethane resin raw materials used is 50 parts by weight relative to 100 parts by weight of powdered pesticide (addition frequency of urethane resin raw materials: 20 times; addition amount of urethane resin raw materials added each time: 2.5 parts by weight; the total amount of urethane resin raw materials added: 50 parts by weight), to obtain the pesticide granules of the present invention.

Production Example 17

100 parts by weight of the powdered pesticide 1 was charged into the container of the above-mentioned HIGH SPEED MIXER device, and the stirring blade (rotational speed: 1800rpm) and the chopping blade (rotational speed: 2000rpm) of the device were rotated. Next, the mixing vessel was heated, and 0.83 parts by weight of a polyamine mixture (E206W hardener, produced by Konishi K.K., viscosity: 400 mPa (25°C)) was added while maintaining the temperature of the powdered pesticide at 75±5°C. After three minutes, add 1.67 parts by weight polyglycidyl ether (E206W main reagent, produced by Konishi K.K., bisphenol F epoxy main reagent, viscosity: 500m Pa (25 ℃)), keep the temperature of powdered pesticide simultaneously At 75±5°C. (corresponding to 2.5 parts by weight of epoxy resin relative to 100 parts by weight of powdered pesticide).

In addition, after 5 minutes, the operation of 1) adding 0.83 parts by weight of E206W hardener, 2) continuing to stir and mix for 3 minutes, 3) adding 1.67 parts by weight of E206W main agent, and 4) continuing to stir and mix for 5 minutes was repeated 19 times, While continuing to stir, the temperature in the HIGH SPEED MIXER device was maintained at 75±5°C, after which the mixture was allowed to cool to obtain the pesticide granules of the present invention.

Therefore, use total amount to be the epoxy resin raw material of 50 weight parts (the addition frequency of epoxy resin raw material: 20 times; the addition amount of the epoxy resin raw material that adds every time: 2.5 weight parts; The total addition amount of epoxy resin raw material: 50 weight parts), obtains the pesticide granule of the present invention.

Industrial applicability

The pesticide granule of the invention can control the release of pesticide active ingredients. The production method of the present invention can easily provide an agrochemical composition containing an agrochemical active ingredient in a controlled release form.

Claims (17)

CLAIMS 1. A coated pesticide granule obtained by aggregating a powdered pesticide with a thermosetting resin. 2. The pesticide granule according to claim 1, wherein the thermosetting resin is a urethane resin, a urea resin or an epoxy resin. 3. The pesticide granule according to claim 1, wherein the thermosetting resin is a urethane resin. 4. The pesticide granule according to claim 1, 2 or 3, wherein the powdered pesticide is a composition comprising a pesticide active ingredient and a diluent. 5. The pesticide granule according to claim 1, 2 or 3, wherein the powdered pesticide contains 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl-4 -isobenzofuryl)-1,3-dimethylpyrazole-4-carboxamide as a powdered pesticide as a pesticide active ingredient. 6. The pesticide granule according to claim 5, wherein the powdered pesticide contains 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl-4-isobenzone Furyl)-1,3-dimethylpyrazole-4-carboxamide as a powdered pesticide as a pesticide active ingredient and diluent. 7. The pesticide granule according to claim 1, 2 or 3, wherein the powdered pesticide comprises (E)-N-(6-chloro-3-pyridylmethyl)-N-ethyl-N '-Methyl-2-nitrovinylidenediamine as a powdered pesticide as a pesticide active ingredient. 8. The pesticide granule according to claim 7, wherein the powdered pesticide comprises (E)-N-(6-chloro-3-pyridylmethyl)-N-ethyl-N'-methyl - 2-Nitroethylenediamine as a pesticide active ingredient and diluent in powdered pesticides. 9. A method for producing a pesticide composition, said method comprising the steps of mixing a powdered pesticide with a first liquid component as a raw material for a thermosetting resin; adding a second liquid component as a raw material for a thermosetting resin The step of liquid components; then reacting the first liquid component with the second liquid component to form a thermosetting resin. 10. The method for producing an agrochemical composition according to claim 9, said method comprising the step of mixing a powdered agrochemical with a first liquid component as a raw material for a thermosetting resin, adding The second liquid component of the raw material, thereby by making the first liquid component react with the second liquid component to generate the step of obtaining the pesticide granule of the thermosetting resin, the first liquid component and the second liquid component are simultaneously or sequentially A step of adding to the obtained pesticide granules and then allowing them to react to coat the pesticide granules with the thermosetting resin. 11. The method for producing a pesticide composition according to claim 9 or 10, wherein the powdered pesticide comprises 5-chloro-N-(1,3-dihydro-1,1,3-trimethyl Base-4-isobenzofuryl)-1,3-dimethylpyrazole-4-carboxamide as a powdered pesticide as the active ingredient of the pesticide. 12. The method for producing a pesticide composition according to claim 9 or 10, wherein the powdered pesticide comprises (E)-N-(6-chloro-3-pyridylmethyl)-N-ethane A powdered pesticide with N'-methyl-2-nitroethylenediamine as the active ingredient of the pesticide. 13. The method for producing an agrochemical composition according to claim 9 or 10, wherein the thermosetting resin is a urethane resin, a urea resin or an epoxy resin. 14. The method for producing an agrochemical composition according to claim 9 or 10, wherein the thermosetting resin is a urethane resin. 15. The method for producing an agrochemical composition according to claim 14, wherein the first liquid component is a polyol, and the second liquid component is a polyisocyanate. 16. The method for producing an agrochemical composition according to claim 9 or 10, wherein the thermosetting resin is an epoxy resin. 17. The method for producing an agrochemical composition according to claim 16, wherein the first liquid component is a polyamine, and the second liquid component is polyglycidyl ether or polyglycidylamine.