887 results about "Chlorothalonil" patented technology

A method of preserving wood includes injecting into the wood an effective amount of a aqueous wood-injectable biocidal slurry, said a wood-injectable biocidal slurry containing dispersants and sub-micron biocidal particles selected from at least one of the following classes: 1) a plurality of particles containing at least 25% by weight of a solid phase of sparingly soluble salts selected from copper salts, nickel salts, tin salts, and / or zinc salts; 2) a plurality of particles containing at least 25% by weight of a solid phase of sparingly soluble metal hydroxides selected from copper hydroxide, nickel hydroxide, tin hydroxide, and / or zinc hydroxide; 3) a plurality of particles containing at least 25% by weight of a solid phase comprising a substantially-insoluble organic biocide selected from triazoles, chlorothalonil, iodo-propynyl butyl carbamate, copper-8-quinolate, fipronil, imidacloprid, bifenthrin, carbaryl, strobulurins, and indoxacarb; 4) a plurality of particles containing on the outer surface thereof a substantially-insoluble organic biocide; 5) a plurality of particles containing a solid phase of a biocidal, partially or fully glassified composition comprising at least one of Zn, B, Cu, and P. The particles may advantageously contain metallic copper, a leachability barrier, pigments, dyes, or other adjuvants disposed on the outer surface thereof.

The invention provides a wood preservative composition comprising a synergistic combination of imazalil or imazalil sulfate and one or more co-biocides. Examples of such co-biocides include triclosan, fenarimol, dichlorophen and chlorothalonil. The efficacy of potential wood preservative compositions can be tested by a simple test provided herein.

A method of milling chlorothalonil to form a sub-micron product having a narrow particle size distribution is presented. The milling involves wet milling of the chlorothalonil with high density milling media having a diameter between 0.1 mm and 0.8 mm, preferably between 0.2 mm and 0.7 mm, and a density equal to or greater than 3.8 g / cc, preferably greater than 5.5 g / cc, in a ball mill using between about 40% and 80% loading of the mill volume with milling media, and having the chlorothalonil suspended in an aqueous milling liquid which comprises one or more surface active agents. The milling speed is preferably high, for example from about 1000 rpm to about 4000 rpm. The milled product can be used in foliar applications at a lower effective dosage than prior art formulations, can be used in improved antifouling paint formulations, and can be used in new applications such as the direct injection of solid chlorothalonil particulates in wood to act as a long lasting wood preservative.

A method of milling chlorothalonil to form a sub-micron product having a narrow particle size distribution is presented. The milling involves wet milling of the chlorothalonil with high density milling media having a diameter between 0.1 mm and 0.8 mm, preferably between 0.2 mm and 0.7 mm, and a density equal to or greater than 3.8 g / cc, preferably greater than 5.5 g / cc, in a ball mill using between about 40% and 80% loading of the mill volume with milling media, and having the chlorothalonil suspended in an aqueous milling liquid which comprises one or more surface active agents. The milling speed is preferably high, for example from about 1000 rpm to about 4000 rpm. The milled product can be used in foliar applications at a lower effective dosage than prior art formulations, can be used in improved antifouling paint formulations, and can be used in new applications such as the direct injection of solid chlorothalonil particulates in wood to act as a long lasting wood preservative.

A fungicidal composition containing a fungicidally effective amount of a) a compound of Formula IA and / or IB and (b) at least one fungicide selected from the group consisting of epoxiconazole, prothioconazole, azoxystrobin, pyraclostrobin, penthiopyrad, isopyrazam, bixafen, boscalid, prochloraz, chlorothalanil, isobutyric acid (3S,6S,7R,8R)-8-benzyl-3-[(3-isobutyryloxymethoxy-4-methoxypyridine-2-carbonyl)-amino]-6-methyl-4,9-dioxo-[1,5]dioxonan-7-yl ester, and (5,8-difluoroquinazolin-4-yl)-{2-[2-fluoro-4-(4-trifluoromethylpyridin-2-yloxy)-phenyl]-ethyl}-amine provides synergistic control of selected fungi.

The invention discloses a pyraclostrobin-containing ultralow-volume liquid preparation. The pyraclostrobin-containing ultralow-volume liquid preparation is characterized in that the pyraclostrobin-containing ultralow-volume liquid preparation comprises an active ingredient of pyraclostrobin, or a complex of pyraclostrobin and an active component II, or a complex of pyraclostrobin and any two substances of the active component II, and the balance auxiliary agents and solvents; the active component II is any one of prochloraz, prothioconazole, difenoconazole, epoxiconazole, tebuconazole, hexaconazole, isoprothiolane, thifluzamide, fenoxanil, dimethomorph and chlorothalonil. The pyraclostrobin-containing ultralow-volume liquid preparation can be utilized for preventing and treating rice blast, bakanae disease, banded sclerotial blight, wheat and barley fusarium head blight, smut and the like, has high work efficiency, a low use amount of preparation water, a long persistent period, a synergism effect and high safety, and can delay resistance.

The invention provides a practical technique for breeding dendrobium officinale by using artificial seeds. The invention aims to provide a technique for breeding dendrobium officinale with high efficiency and low cost. The technique comprises the following steps of: inducing dendrobium officinale seeds on a germination culture medium to obtain protocorms, then performing propagation culture on the protocorms, transferring the protocorms to MS culture solution containing 0.5mg / L of ABA to perform shaking culture (100r / min), and replacing the culture solution once every 10 days; selecting the protocorms with length * width of about 0.5-1.5mm * 2.0-3.4mm as embedding propagation bodies by using a 6-mesh nylon mesh screen after 30 days, manufacturing the artificial seeds by adopting an instillation method, preparing basic artificial endosperm from MS, 0.5 mg / L of BA, 0.5mg / L of NAA, 0.3 percent of AC, 3 percent of sodium alginate and 0.3 percent of chlorothalonil, adding 1.5 to 2.0 percent of starch, 1.0 to 2.0 percent of water-retaining agent and 1.0 to 3.0 percent of nano TiO2 into the basic artificial endosperm, preparing artificial seed coat matrix by adding 2 percent of chitosan and 5.0 to 10 percent of nano TiO2 into sodium alginate, and performing germination and storage research of the artificial seeds.

The invention discloses a composite for preventing and controlling an agricultural bacterial disease, and belongs to the technical field of plant protection pesticides. The composite comprises an active component A and an active component B, wherein the active component A is benziothiazolinone; the active component B is one or two of cymoxanil, qingkuling, yekuzuo, bismerthiazol, ethylicin, thiram, dioctyl divinyltriamino glycine, active ester, metalaxyl, chlorothalonil, dithiocyano-methane, bromine chlorine hydantoin, 2-bromine-2-nitryl-1,3-propylene glycol and moroxydine hydrochloride; the weight ratio of the active component A to the active component B is 1:100 to 100:1. The composite disclosed by the invention obtains the synergetic effect through the mixing of the benziothiazolinone and other bacterial medications and is used for agricultural production.

The invention discloses an ultralow volume liquid containing azoxystronbin. The ultralow volume liquid containing the azoxystronbin comprises an active component, an auxiliary and a solvent, wherein the active component is azoxystronbin or formed by compounding the azoxystronbin and an active component II; and the active component II is any one or more selected from prochloraz, prothioconazole, difenoconazole, epoxiconazole, propiconazole, hexaconazole, tebuconazole, chlorothalonil, isoprothiolane, Kitazin P, thifluzamide and fenoxanil. The weight percentage of the active component is 0.5-10% of the azoxystronbin while the weight percentage of the active component II is 1-25%; and the liquid disclosed by the invention has the advantages of high concentration, long residual activity, high safety and less water usage; and by using the liquid, the working efficiency can be also largely enhanced.

The invention relates to a method of preparing chlorothalonil with hexachlorobenzene content lower than 10ppm. According to the method, modified coconut shell activated carbon is used as a catalyst, the chlorothalonil is prepared on a large scale by virtue of an improved composite bed process, and the content of hexachlorobenzene in a final product is lower than 10ppm. By adopting the method disclosed by the invention, the content of hexachlorobenzene in the final product is reduced to be lower than 10ppm, the conversation ratio of isophthalonitrile is increased to be not smaller than 96%, the purity of the tetrachloroisophthalonitrile product is increased to be not lower than 99%, the yield is increased to be not lower than 93%, the service life of activated carbon is over 600 hours, and the large-scale production of the chlorothalonil with hexachlorobenzene content lower than 10ppm is realized.

The invention discloses ultra-low-volume liquid containing prothioconazole. The ultra-low-volume liquid adopts a first active ingredient or the first active ingredient and a second active ingredient as effective ingredients, and the balance comprises surfactants, cosolvents and solvents supplemented to 100 percent. The first active ingredient is prothioconazole, the second active ingredient is any one kind of materials from difenoconazole, hexaconazole, isoprothiolane, pyraclostrobin, metalaxyl, chlorothalonil and dimethomorph. The first active ingredient accounts for 0.5 to 10 weight percent, the second active ingredient accounts for 0 to 20 weight percent, the surfactants account for 1 to 15 weight percent, and the cosolvents and the solvents are used for supplementing the volume to 100 percent. The ultra-low-volume liquid has the advantages that the efficacy is high, pesticide can be saved during the spraying, the medicine effect is good, the effect lasting period is long, prevention and treatment cost is low, in addition, the synergetic effects are realized, and the like.

A chlorothalonil slurry product having greater than 90% by weight of the chlorothalonil present in discrete particles having a diameter less than 1 micron, more preferably less than 0.3 microns, is useful at reduced application rates, compared to prior art chlorothalonil formulations, to control a variety of diseases such as sapstain on wood, neck rot on onions, late blight on potatos, and downey mildew on fruits and vegetables.

The invention provides a special organic-inorganic mixed fertilizer for grapes, and a preparation method of the special organic-inorganic mixed fertilizer for grapes, belonging to the field of special fertilizer for plants. The mixed fertilizer comprises the following substances in parts by weight: 350-400 parts of organic fertilizer, 50-70 parts of soil fertility intensifier, 80-120 parts of monoammonium phosphate, 160-200 parts of urea, 6-10 parts of ammonium nitrate, 10-30 parts of potassium sulfate, 3-4 parts of carboxymethylcellulose, 0.3-0.5 part of boric acid, 0.5-0.7 part of cartap, and 1-3 parts of chlorothalonil. The special organic-inorganic mixed fertilizer for grapes is formed by compounding different raw materials according to absorption rules of grapes; and with the adoption of the special organic-inorganic mixed fertilizer for grapes, output can be increased and the quality of grapes is improved, damage to roots of grapes due to multiple fertilizer application is avoided, and the fertilizer efficiency is prolonged.

The present invention discloses a tomato soilless culture substrate and a preparation method thereof. The tomato soilless culture substrate comprises raw materials and additives. The type and ratio of the raw materials are cow dung, sheep manure, cotton stalks, mushroom residue, peat, vermiculite and sand with the ratio of 1.5 to 1 to 2 to 1 to 1 to 1 to 2.5. The additives comprise 2.5kg of microbial agents, 3.0kg of straw fermentation agents, 0.5kg of 'jia jia fei' bio-organic fertilizer, and 20.0 kg of 75% chlorothalonil wetable powders of 500 times. The tomato soilless culture substrate has the advantages of scientific prescription and simple process, the cattle and sheep manure are fully utilized, the culture substrate production cost can be reduced significantly after the implementation, the tomato yield and quality are improved, the income of farmers is increased, and the promotion and application of the organic ecotype soilless cultivation technology are accelerated.

The invention discloses a compound moisture-retention fertilizer and a preparation method thereof. The compound organic fertilizer is prepared from the following components in parts by weight: 1-4 parts of soluble chitosan, 4-8 parts of fulvic acid, 5-7 parts of corn flour, 6-8 parts of honeysuckle flower powder, 4-6 parts of bean pulp powder, 8-13 parts of rape seed cake, 5-8 parts of furfural residue, 6-10kg of calcium ammonium nitrate, 20-25 parts of potassium dihydrogen phosphate, 8.6-10.5 parts of urea, 1-4 parts of corn starch-acrylic acid copolymer, 4-7 parts of rare-earth element, 1-3 parts of dexon, 2-4 parts of chlorothalonil and 2-4 parts of adhesive. Under the synergistic actions of the components, the compound moisture-retention fertilizer can satisfy the nutrient supply required by crop healthy growth, effectively kill soil insects of the crops and enhance the utilization efficiency of soil water; and meanwhile, the invention is safety for people and livestock, and does not produce any environmental pollution.

The invention discloses an ultra-low-capacity liquid preparation containing epoxiconazole, which uses epoxiconazole, or a compound of epoxiconazole and active component II as the active ingredient, and is prepared into an ultra-low-volume liquid preparation by adding auxiliary agents and solvents; The active ingredient II is prochloraz, propiconazole, difenoconazole, chlorothalonil, myclobutanil, ricebendazol, thifuramide, rice blastamide, isofridazine, fluazinam and enoxim Any one or both of the strobilurin. The invention is suitable for ultra-low-capacity spraying, low-capacity spraying and electrostatic spraying, and is used for preventing and controlling diseases of large-area planted crops such as rice, corn, wheat, fruit trees, cotton, vegetables, rubber trees, tea trees, forest trees and sugarcane. The invention has the advantages of high work efficiency, quick effect, long duration of effect, water saving, synergistic effect and the like.

The invention discloses a preparation method of high-purity chlorothalonil. The preparation method is characterized in that metered isophthalonitrile is thrown into a vaporizer to be vaporized, vaporized isophthalonitrile is taken out of the vaporizer through nitrogen and mixed with chlorine, the mixture sequentially enters a fluidized bed and a fixed bed both containing a special chlorination catalyst, the molar ratio of the air inflow is as follows: isophthalonitrile:nitrogen:chlorine=1:(2-5):(4-5), the reaction temperatures of the fluidized bed and the fixed bed are controlled to be 340-350 DEG C, the pressure is 0.002-0.005 MP, and reaction mixed gas is fed into a collector after finish of reaction and condensed and dried to obtain chlorothalonil.

The invention discloses an ultra-low-capacity liquid preparation containing prochloraz, which is an ultra-low-capacity liquid preparation composed of prochloraz and active component II as an active ingredient, an auxiliary agent and a solvent as auxiliary agents, and the active component II is composed of any one or two of flusilazole, prothioconazole, rice blastin, thifuramide, rice blastamide, dimethomorph and chlorothalonil; the weight percentage of the active ingredient is: Fresh amine is 0.5% to 30%, and active component II is 1% to 25%. The ultra-low volume liquid agent of the present invention has high concentration, good control effect, long lasting effect, less water consumption and high safety.

The invention discloses an industrial level machinery equipment cleaning compound comprising 20-35% of waterless sodium metasilicate in mass, 10-25% of cosolvent in mass, 10-25% of surfactant in mass, 3-5% of antiseptic in mass, 2-4% of corrosion inhibitor in mass, 1.2% of thickening agent in mass and remaining deionized water; the surfactant is a mixture composited by RF-25-1 surfactant, aliphatic acid methyl esters ethoxylate (FMEE) and alkyl glucosides FC-41 according to mass ratio of 1:2:1; the cosolvent comprises at least two from a group formed by isopropanol, glycerol, dichloromethane and tetrachloroethylene; the antiseptic is chlorothalonil powder; the corrosion inhibitor is methyl benzotriazole TTA; the thickening agent is carboxymethylcellulose sodium. Through the said mode, the machinery equipment cleaning compound is anti-bacterium, environmental protection, and can clean the machine equipment with high efficiency.

The invention discloses a wood preservative. The preservative comprises the following components, by weight, borate 15-45%, quaternary ammonium salt 6-15%, chlorothalonil 5-10%, cosolvent 4-10% and the balance solvent, wherein the solvent is one or a plurality of dimethylbenzene, glycerol and water, and the cosolvent is polyethylene glycol, urea formaldehyde preshrinking liquid or ethylene. The wood preservative is colorless, odorless, safe and environment-protection, simultaneously has the functions of corrosion prevention, mold prevention, insect prevention and antitarnish, and can rest assured use indoor and outdoor.

The invention provides a bactericide combination containing fluorine ether bacteria amide and chlorothalonil. The bactericide combination is composed of active ingredients and auxiliary materials, wherein the active ingredients are fluorine ether bacteria amide and chlorothalonil, the weight ratio between fluorine ether bacteria amide and chlorothalonil is (1:4)-(4:1), and the total content of the active ingredients is 10%-60%. The bactericide combination is specially used for disease control of vegetables and fruits.

The invention relates to a phosphorus-nitrogen-boron wood flame retardant, which is characterized in that the range of each component name and weight percentage of the compositions comprises: 70 to 80 percent of 8-sodium diborate and 18 to 30 percent of one or two of inorganic phosphorus-nitrogen compound and water soluble ammonium polyphosphate, wherein the inorganic phosphorus-nitrogen compound is one or more of ammonium phosphate, diammonium phosphate and monoammonium phosphate. A germicide with the weight percentage of between 0.7 and 3 percent or / and a staining agent with the weight percentage of between 0.7 and 7 percent can be added to the phosphorus-nitrogen-boron wood flame retardant, wherein the germicide is one or more of chlorothalonil, sanmate and tebuconazol; and the staining agent is one or more of malachite green, alkali red, alkali blue, alkali yellow and alkali black. The phosphorus-nitrogen-boron wood flame retardant can be dissolved in water and the concentration of the wood flame retardant is less than or equal to 20 percent. Wood subjected to treatment through the phosphorus-nitrogen-boron wood flame retardant has the effects of good flame retardant effect, small hygroscopicity, corrosion resistance, insect prevention, mildew prevention, more color change and so on. The phosphorus-nitrogen-boron wood flame retardant has the advantages of low toxicity, no chlorine and lower cost.

The super low volume liquid formulation containing trifloxystrobin is prepared by using trifloxystrobin or trifloxystrobin and an active ingredient B as active components and adding auxiliary agent and solvent. The active ingredient B is selected from epoxiconazole, flusilazole, difenoconazole, propiconazole, myclobutanil, tebuconazole, tricyclazole, metalaxyl, chlorothalonil, carbendazim, prochloraz, isoprothiolane and fenoxanil. Weight percentage of each ingredient is as below: trifloxystrobin 0.5-15%, active ingredient B 0-20%, auxiliary agent 1-15% and solvent supplying to 100%. The invention has advantages of simple processing, high work efficiency, water saving, long persistent period, no target resistance generation, little environmental pollution and cooperation synergy, etc; and super low volume spraying, low volume spraying or super low volume electrostatic spraying can control a plurality of diseases of paddy rice, wheat, corn, vegetable, tobacco, tea tree, fruit tree and cotton, etc.

The invention discloses a fungicide combination containing polyoxin, which is a fungicide combination containing active component A and active component B, the polyoxin is selected as the active component A, the active component B is selected from any of the following fungicides: ethirimol, 2-cyan-3-amino-3-ethyl aminoacrylate, bromothalonil, zineb, chlorothalonil and dithianon, and moreover, the ratio of the active component A to the active component B in part by weight is 32:1 to 1:64. The fungicide combination can prevent and control a variety of crop diseases, has a remarkable synergistic effect, broadens the antifungal spectrum, and has high activity on downy mildew, epidemic diseases, anthracnose, powdery mildew, leaf spot, fusarium head blight, rice blast and other diseases; and moreover, the dosage of pesticide is reduced, the residue of pesticide on crops is decreased, and thereby the environmental pollution is reduced.

A pest control composition and a pest control method which have the heightened effect of controlling harmful insects living in soils and / or seeds and simultaneously have the heightened effect of controlling diseases infectious through soils and / or seeds. The pest control composition contains as active ingredients at least one organophosphorus compound selected from the group consisting of S-sec-butyl O-ethyl 2-oxo-1,3-thiazolidin-3-ylphosphonothioate, O-ethyl-S-n-propyl(2-cyanoimino-3-ethylimidazolidin-1-yl)-phosphonothiolates, and S,S-di-sec-butyl O-ethyl phosphorodithioate and at least one bactericide selected from the group consisting of fluazinam, benomyl, tolclophos-methyl, metalaxyl, captan, iprodione, chlorothalonil, dazomet, hymexazol, flutolanil, and validamycin. The method comprises using the composition.

The present invention discloses a production method of chlorothalonil with low hexachlorobenzene content. Said production method includes the following steps: firstly, vapourizing m-dicyanobenzene, using nitrogen gas to carry out the vapourized m-dicyanobenzene from the vapourizer, making the vapourized m-dicyanobenzene be mixed with chlorine gas, and making them be fed into fluidized bed to make first-step reaction, making the reaction product be further mixed with chlorine gas and feeding them into fixed bed to make chlorination, condensing and collecting the outputted mixed gas so as to oblain the invented chlorothalonil product.

The invention discloses a peanut Chinese medicinal bactericide, which comprises chrysanthemum, gleditsia sinensis, mulberry leaf, lonicera japonica, Houttuynia cordata, dried tangerine peel, clove, coconut shell, Platycarya strobilacea, Bidens tripartita, and Folium Isatidis. According to different periods of use, the bactericide also includes chlorothalonil. The peanut Chinese medicinal bactericide provided by the invention is applicable to seed dressing before sowing and spray after sowing, has significant effect on fungus caused diseases, also can effectively reduce the use amount of chlorothalonil, and especially in the vicinity of the paddy fields and rivers, can reduce the toxicity of chlorothalonil to aquatic animals. The bactericide provided by the invention has lasting efficacy, and is safe and healthy.

The invention discloses a method for culturing oil peonies. The method comprises the following steps of (1) seedling plant processing, seedling plants are soaked in a 800-fold thiram solution for 15 min to 20 min, and then are dried to be planted; (2), culturing, culturing is carried out according to the seed spacing of 20*25 cm, in the culturing process, a shovel is inserted into the ground to drive open a gap, a seedling is put into the gap, and is slightly lifted to enable the rootstock portion to be 1 cm to 2 cm lower than the ground, and planting holes are sealed into ridges of 10 cm to 20 cm; (3), fertilization, in the first year of planting, fertilization is avoided, and from the second year of planting, fertilizer is applied twice every year; (4) pest control, at the early march, 10 to 15 kilograms of phoxim granules are applied to per mu; at the mid to late April, 600 to 800-fold liquid of 70 percent of thiophanate methyl is sprayed and applied before 7 days to 10 days of the flowering phase; from beginning of the last ten-day of May, 600 to 800- fold liquid of carbendazim or thiophanate methyl or chlorothalonil is sprayed and applied at intervals of 15 days to 20 days. According to the method, the seed setting rate of the oil peonies is improved, the method is large in seed setting amount and oil yield, and increasing of vegetable oil consumption per capita is met.