69 results about "Emamectin" patented technology

The invention provides a composite water dispersible granule containing emamectin benzoate and a preparation process thereof, and belongs to the technical field of pesticide preparation. The preparation process comprises the following steps: preparing a modified carrier material; preparing a light controlled release carrier material; and preparing the composite water dispersible granule. The light controlled-release carrier material is prepared by taking bentonite as a raw material, and when the carrier material is used for loading pesticide raw material components, pesticide raw material molecules can be slowly released from pores and surfaces of the bentonite, so that the release speed of the pesticide is effectively controlled, the action time of the pesticide is prolonged, and the pesticide effect is improved. In addition, methyl cinnamate is grafted on the surface of a modified carrier material to prepare a light controlled-release carrier material, and after the light controlled-release carrier material is loaded with an insecticide raw medicine, the release rate of the insecticide raw medicine is reduced under the irradiation of strong light, so that the situation that the pesticide effect is reduced due to light degradation after the insecticide liquid is released can be avoided.

The present application relates to the technical field of nematicides for pine wood nematode disease, and specifically discloses a highly efficient compound nematicide for pine wood nematode disease and a preparation method thereof. The components of the compound nematicide include nematicides and adjuvants, the adjuvants include synergists, surfactants, solvents and rejuvenation agents, the nematicide is a mixture of emamectin benzoate and rudol, the synergist is piperonyl butoxide, the solvent includes DMF and chloride solution, and the rejuvenation agent includes amino oligosaccharide aqueous solution; in the compound nematicide, the mass fraction of rudol is 10-20%, the mass fraction of emamectin benzoate is 0.5-3.5%, and the mass fraction of the rejuvenation agent is 2-8%. The compound nematicide of the present application can also have a significant killing effect on nematodes that have developed emamectin benzoate resistance, and the selection of rejuvenation agents reduces the nematode's gnawing on pine trees, promotes the repair of internal damage to pine trees, and fully realizes the treatment of pine trees infected with pine wood nematode disease.

The invention provides an insecticide composition, an insecticide preparation and preparation and application of the insecticide composition and the insecticide preparation, and relates to the technical field of pesticides. The pesticide composition provided by the invention comprises a component A and a component B, the component A is (1S, 2R, 4S)-1, 3, 3-trimethyl bicyclo [2.2. 1] heptane-2-yl-4-(tert-butyl) benzoate, the component B is chlorantraniliprole, tetrachlorantraniliprole or emamectin benzoate, and the mass ratio of the component A to the component B is 1: (0.25-4). The insecticide composition provided by the invention has relatively high toxicity to lepidoptera pests such as cotton bollworms, plutella xylostella and corn borers, has a remarkable synergistic effect, can remarkably reduce the dosage of chlorantraniliprole, tetrachlorantraniliprole and emamectin benzoate, realizes application reduction and synergy of pesticides, and delays the development of pest resistance to drugs; and all the components are low-toxicity and low-residue compounds and are easy to degrade in the environment.

The invention relates to a composition for a pesticide, an insecticide and application of the insecticide, the composition comprises emamectin benzoate and a bamboo vinegar diluent, and the bamboo vinegar diluent is obtained by diluting bamboo vinegar with water. The insecticide comprises the composition for the pesticide, and the insecticide is applied to prevention and treatment of lepidoptera pests, mites, coleoptera pests and homoptera pests, especially to prevention and treatment of plutella xylostella. In the composition disclosed by the invention, the bamboo vinegar diluent is used as a synergist to improve the pesticide effect of the emamectin benzoate, so that the pesticide containing the composition can improve the effect of preventing and treating lepidoptera pests, mites, coleoptera pests and homoptera pests, particularly has a remarkable effect of preventing and treating plutella xylostella, and further has a remarkable effect of preventing and treating the emamectin benzoate. According to the insecticide, the dosage of the emamectin benzoate can be reduced, the drug resistance of pests can be overcome and delayed, and meanwhile, the risk levels of environmental pollution, pesticide residues and the like can be reduced.

The invention discloses a megalurothrips megalurothrips methylamino abamectin benzoate resistance molecule detection method which comprises the following steps: (1) collecting megalurothrips megalurothrips female adults in a plurality of regions, and extracting DNA (deoxyribonucleic acid) in a single region in a mixed manner; (2) designing glutamic acid gated chloride ion channel gene specific primers of the megalurothrips megalurothrips, respectively adding specific tags at the front ends of the primers in all regions, and carrying out PCR (Polymerase Chain Reaction) amplification; mixing the PCR products of each region to obtain a library; (3) performing second-generation amplicon sequencing on the library to obtain off-machine data; and (4) analyzing offline data, merging the data in the same region, calculating the mutation frequency of each region by taking the ratio of the mutation (G232S) of the target sequence as an index, and judging the resistance of the megalurothrips usitatus to the emamectin benzoate. The method can be used for rapidly and massively monitoring the emamectin benzoate resistance condition of the field megalurothrips megalurothrips, and an important basis is provided for high-level emamectin benzoate resistance early warning and megalurothrips megalurothrips chemical treatment.

This invention relates to the fields of pesticide formulations and pesticide pest control, specifically to a composite nano-slow-release suspension of emamectin benzoate and chlorantraniliprole, its preparation, and application. The nano-slow-release suspension comprises emamectin benzoate, chlorantraniliprole, a nanocarrier, a wetting agent, a dispersant, a synergist, a thickener, an antifoaming agent, an antifreeze, a preservative, and water. The nanocarrier is an NX-CMCS & MOF composite nanocarrier. Spraying this composite nano-pesticide onto crops improves the adhesion and penetration of the pesticide on leaves, enhances its resistance to rain washout, and effectively kills major crop pests such as bollworms, diamondback moths, cowpea thrips, and rice planthoppers. Compared with traditional pesticide formulations, it has a significant effect of reducing dosage and increasing efficacy, and has broad application prospects in the field of agricultural pest control and promoting green agriculture.

The invention relates to the technical field of preparation of emamectin, and particularly discloses a catalyst for synthesizing an emamectin intermediate as shown in a formula I. The catalyst is a boron-containing compound, and the catalyst provided by the invention is used for synthesizing the emamectin intermediate. The conversion rate of the raw materials and the selectivity of the main reaction are improved, so that the total yield per hundred of the emamectin benzoate reaches 90% or above, and the cost of the emamectin benzoate is effectively reduced. # imgabs0 #

The invention relates to the technical field of tree protection, and particularly discloses a composite agent for preventing and controlling pine trunk borers and a use method of the composite agent. The invention discloses a composite medicament for preventing and controlling pine trunk borers. The composite medicament comprises a component A and a component B, the component A is prepared from the following raw materials: emamectin benzoate and an emulsifier; the component B is prepared from the following raw materials: an emulsifying agent, an adhesive, cypermethrin and emamectin benzoate. According to the application, the component A consisting of the emamectin benzoate and the emulsifier and the component B consisting of the emulsifier, the adhesive, the cypermethrin and the emamectin benzoate are matched for use, so that the prevention and control effect on the monochamus alternatus and the monochamus alternatus is improved, and the healthy growth of pine wood is promoted.

The present invention relates to combinations of a compound of formula (A-1) with a compound selected from the group consisting of dimpropyridaz, emamectin and isocycloseram, bentioflumin, pioxaniliprole, isoflualanam, cybenzoxasulfyl, vinylfluthrin, cyclobunofen, flupymezotiaz, fentiazoluron, 1-(1,2-dimethylpropyl)-5-methyl-N-prop-2-ynyl-N-(3-pyridyl)pyrazole-4-carboxamide, 1 -[4- [5-ethylsulfonyl-1-methyl-4-[3-methyl-6-(trifluoromethyl)imidazo[4,5-b]pyridin-2-yl]imidazol-2- yl]phenyl]cyclopropanecarbonitrile, [(Z)-[[3-ethylsulfonyl-5-[4-(trifluoromethoxy)phenyl]-2-pyridyl]-[[5- (trifluoromethyl)-2-pyridyl]amino]methylene]amino] acetate, 3-[3-ethylsulfonyl-5-[4- (trifluoromethoxy)phenyl]-2-pyridyl]-4-[5-(trifluoromethyl)-2-pyridyl]-1,2,4-oxadiazol-5-one, 1-(4- chlorophenyl)-2-fluoro-4-methyl-5-(2,2,2-trifluoroethylsulfanyl)benzene, and emamectin benzoate; and to methods of controlling or preventing damage to plants using such combinations; and to formulations, concentrates and seed treatments comprising such combinations.

The invention discloses an emamectin benzoate nano-pesticide with both leaf adhesion and pH response as well as a preparation method and application of the emamectin benzoate nano-pesticide, and the nano-pesticide is prepared from a composition for the nano-pesticide. Comprising the following components in parts by weight: 2-15 parts of emamectin benzoate, 30-80 parts of a copolymerization surfactant, 4-15 parts of a nonionic surfactant, 10-60 parts of sodium alginate and 2-15 parts of a cross-linking agent. The nano-pesticide disclosed by the invention is slowly released in a neutral environment (pH is 7) and quickly released in a pest midgut alkaline environment (pH is 9-10), the release rate within 12 hours reaches 60% or above, the nano-pesticide can accurately act on target pests, the pesticide effect is improved, and the non-target toxicity is reduced.

An alcohol ether compound and use thereof in a water-based nanopesticide preparation are provided. The alcohol ether compound has a structure shown in Formula 1. The alcohol ether compound is used as a specific surfactant of emamectin benzoate, and a stable and transparent water-based nano-preparation for the emamectin benzoate could be obtained in water at room temperature.

The present invention belongs to the field of pesticide technology and relates to an acaricidal composition and its use. The acaricidal composition comprises active ingredient A and active ingredient B; active ingredient A is a compound of formula (I), and active ingredient B is emamectin benzoate. The acaricidal composition exhibits a synergistic effect against harmful mites within a certain ratio range, particularly effective against root mites, and can reduce the dosage and cost of the pesticide.

The invention provides a medicine composition for preventing and treating corn diseases and insect pests and application and a prevention and treatment method thereof, and particularly belongs to the technical field of disease and insect pest prevention and treatment. The invention provides a medicine composition for preventing and treating corn diseases and insect pests. The medicine composition comprises a first prevention and control medicine, a second prevention and control medicine, a third prevention and control medicine and a fourth prevention and control medicine, the first prevention and control drug is prepared from a macroelement water-soluble fertilizer, compound sodium nitrophenolate, emamectin benzoate and chlorantraniliprole; the second prevention and control drug is prepared from ethephon, brassinolide, a macroelement water-soluble fertilizer, emamectin benzoate and chlorantraniliprole; the third prevention and control drug is prepared from tebuconazole, pyraclostrobin, etoxazole, abamectin, a phosphate fertilizer and a nitrogen fertilizer; the fourth prevention and control medicine is prepared from pyraclostrobin, epoxiconazole, etoxazole, abamectin, bifenthrin, clothianidin, compound sodium nitrophenolate, phosphate fertilizer and nitrogen fertilizer. The medicine composition has the effects of increasing yield, preventing diseases, preventing insect pests and preventing lodging.

The invention relates to the technical field of pesticide dry suspending agents, in particular to an emamectin benzoate nano dry suspending agent as well as a micro-fluidic pilot plant test preparation method and application thereof. The invention provides a preparation method of an emamectin benzoate (EMB) nano dry suspending agent, and the method comprises the following steps: (1) providing an organic phase which contains emamectin benzoate, a nano carrier, an organic solvent and an optional non-aqueous auxiliary agent; (2) providing a water phase, wherein the water phase contains water and a water-based auxiliary agent; and (3) mixing the organic phase and the water phase in a micro-mixing channel, removing the organic solvent, and drying to prepare the emamectin benzoate nano preparation.

The present invention discloses an insecticide composition containing flubendiamide and a biogenic insecticide, wherein the effective active ingredients are active ingredient A and active ingredient B, wherein active ingredient A is selected from flubendiamide, and active ingredient B is selected from any one of the following: avermectin, spinosad, spinetoram, Bacillus thuringiensis, emamectin, emamectin benzoate (emamectin benzoate), sucrose octacarboxylate, Beauveria bassiana, Metarhizium anisopliae, nuclear polyhedrosis virus, cytoplasmic polyhedrosis virus, and granulovirus, and the weight ratio of active ingredient A to active ingredient B is 1:80 to 80:1. The composition of the present invention has a synergistic effect on various pests that harm agricultural production, reduces the amount of pesticide used, reduces the amount of pesticide residues on crops, alleviates environmental pollution, is safe for humans and animals, has good environmental compatibility, and delays the development of pest resistance.

This invention provides a method for preparing and applying a controlled-release agent of emamectin benzoate, belonging to the field of nanopesticide technology. This invention uses PFC-1, a hydrogen-bonded organic framework material with a porous structure, as a drug carrier. After loading emamectin benzoate through its porous structure, the loaded system is further modified by surface encapsulation with sodium lignosulfonate. The resulting nano-formulation with controlled-release function is called emamectin benzoate nano-controlled-release agent. The prepared drug-loaded system exhibits good insecticidal activity against diamondback moth. The preparation method includes a method for preparing emamectin benzoate-loaded agents. The prepared system has a high loading capacity of 19.6%. The drug-loaded system provided by this invention has good insecticidal effect against diamondback moth and exhibits pH-selective release effect in the midgut environment of the diamondback moth.

The present invention relates to a composition comprising: (a) isocycloseram, (b) emamectin, and (c) a sulfonated lignin compound having a molecular weight up to 10,000 g / mol.

The invention provides emamectin benzoate water-soluble nano powder, which is prepared from the following components in percentage by weight: 5.26 percent to 73.68 percent of an emamectin benzoate active compound, 2.6 percent to 18.42 percent of a surfactant and the balance of a carrier. The invention also provides a preparation method which comprises the following steps: adding the emamectin benzoate active compound and the surfactant into the solvent to obtain a mixed solution a; and dropwise adding the mixed solution a into the molten carrier while stirring at 65 DEG C to obtain a mixed solution b, carrying out rotary evaporation to remove the solvent, freeze-drying, pulverizing and crushing to obtain the emamectin benzoate water-soluble nano powder. The particle size is uniform, the dispersion, deposition and retention effects of drug particles on the surfaces of crops are enhanced, and the dosage of the drug is reduced.

The invention discloses a composition containing emamectin benzoate and chlorfenapyr. The pesticide composition comprises the following components: chlorfenapyr, emamectin benzoate, a wetting dispersant, a thickening agent, an anti-freezing agent, a preservative, a pH regulator, a defoaming agent, an antioxidant and water. The wetting dispersant is a mixture of hexanediyl-alpha, omega-bis (dimethyldodecyl) ammonium bromide and N, N-bis (3-chloro-2-hydroxypropane) propylene diamine sodium diacetate, and the wetting dispersant can be well adsorbed on a water-oil interface to form a compact interfacial film, so that the surface tension of a pesticide liquid is effectively reduced, the contact angle between the pesticide liquid and a target is reduced, and the stability of the target is improved. The wetting capacity and deposition amount of active ingredients on target plants are effectively improved, pesticide loss is reduced, and the prevention and treatment effect of pesticide liquid is improved. The pesticide composition prepared by the invention can be used for efficiently preventing and treating American white moth of poplar and plutella xylostella of cabbage, and is high in suspension rate and small in environmental pollution.

An alcohol ether compound and use thereof in a water-based nanopesticide preparation are provided. The alcohol ether compound has a structure shown in Formula 1. The alcohol ether compound is used as a specific surfactant of emamectin benzoate, and a stable and transparent water-based nano-preparation for the emamectin benzoate could be obtained in water at room temperature.

The invention discloses a preparation method of a block polymer-metal organic framework coupled nano pesticide controlled release agent and application of the nano pesticide controlled release agent. Comprising one or two of a block polymer-metal organic framework coupled nano-carrier, nicotine pesticides such as imidacloprid or thiamethoxam or dinotefuran and the like, and emamectin benzoate; and the nano carrier is an amphiphilic block polymer DSPE-PEG (Polyethylene Glycol) 2000-NH2 or DSPE-SS-PEG 2000-NH2 and an MOFs (Metal-Organic Frameworks) material. The block polymer-metal organic framework coupled nano-carrier can realize double loading of pesticide, obviously improves the loading capacity of effective components of the pesticide, and has the characteristic of controllable, accurate and continuous release. Compared with a traditional pesticide formulation, the block polymer-metal organic framework coupled nano pesticide controlled release agent can efficiently kill agricultural lepidoptera and piercing (filing) sucking type pests such as spodoptera frugiperda and aphids, and has remarkable reduction and synergistic effects.

The embodiment of the present invention relates to a pesticide microcapsule suspension-suspension agent and a preparation method and application thereof, and relates to the field of pesticides, including cyprofen benzoate and microencapsulated emamectin benzoate suspended in an aqueous phase, and a dispersant acceptable to suspension pesticides; the microcapsule suspension-suspension agent comprises the following raw materials for forming microencapsulated emamectin benzoate suspended in an aqueous phase: urea-formaldehyde resin prepolymer aqueous solution, emamectin benzoate emulsifiable concentrate, buffer solution and acidic solution, wherein the weight ratio of the urea-formaldehyde resin prepolymer aqueous solution and the emamectin benzoate emulsifiable concentrate is (0.1-5.5): 1, the pH value of the buffer solution is 3.5-5.5, and the pH value of the acidic solution is 2.5-5. Compared with other dosage forms of emamectin benzoate·cyprofen benzoate, the microcapsule suspension-suspension agent containing emamectin benzoate and cyprofen benzoate of the present invention has the characteristics of a long lasting period, thereby reducing the number of medications and the dosage, saving costs, less organic solvents, and reducing pollution to the environment.

The invention discloses a suspending agent containing emamectin benzoate and a preparation method of the suspending agent. The suspending agent is prepared from an active component A, an active component B, an agriculturally acceptable dispersing agent, a wetting agent, a defoaming agent, an anti-freezing agent, a thickening agent, a preservative and water, the active ingredient A is methylamino abamectin benzoate, and the mass percentage content of the active ingredient A is 5-15%; the active ingredient B is chlorantraniliprole or lufenuron, and the mass percentage content of the active ingredient B is 5-30%; the dispersing agent is a weak cationic surfactant containing an amide group; and the wetting agent is an anionic surfactant. According to the suspending agent disclosed by the invention, the performance of a single agent is improved, the control effect on resistant plutella xylostella is improved, and the problems that a suspending agent containing emamectin benzoate is easy to paste after being ground, poor in compatibility with xanthan gum, easy to flocculate after being diluted with water and easy to paste after being stored in heat are solved.

The invention belongs to the technical field of pesticides, and particularly relates to a nano emamectin benzoate chlorantraniliprole suspending agent as well as a preparation method and application thereof. The nano emamectin benzoate and chlorantraniliprole suspending agent is prepared from the following components in percentage by weight: 1 to 30 percent of emamectin benzoate, 1 to 30 percent of chlorantraniliprole, 0 to 3 percent of wetting agent or wetting dispersant, 3 to 10 percent of solvent, 0.1 to 4 percent of thickening agent, 0.1 to 1.5 percent of stabilizer, 0.1 to 0.5 percent of defoaming agent, 0.01 to 0.3 percent of preservative, 0.1 to 10 percent of anti-freezing agent and the balance of water, the solvent is DMF (Dimethyl Formamide) or a mixture containing DMF; the particle size D90 of the nano emamectin benzoate and chlorantraniliprole suspending agent is less than or equal to 100nm. The nano emamectin benzoate and chlorantraniliprole suspending agent is low in production cost and fine in particle size, the nano suspending agent with the same mass contains more pesticide nanoparticles, and the nano suspending agent is wide in target coverage, excellent in permeability, high in pesticide effect, low in viscosity, good in pouring property, capable of diffusing in a cloud mist shape after entering water, free of layering and precipitation and excellent in stability.

The present invention relates to a composition comprising: (a) isoxazolam, (b) emamectin methylaminoazine, and (c) a sulfonated lignin compound with a molecular weight up to 10,000 g / mol.

The invention provides a pesticide composition containing antibiotic compounds, the pesticide composition is composed of a first effective component and a second effective component, the first effective component is a compound with a structural formula (I), the second effective component is methylamino abamectin benzoate, abamectin, spinosad, spinetoram or ivermectin, and the weight ratio of the first effective component to the second effective component is (1-50): (1-50). The invention also provides application of the pesticide composition in prevention of agricultural and forestry pests. The invention verifies that the binary composition obtained by compounding the flufenutraniliprole and the antibiotic insecticide in a proper proportion has a remarkable synergistic effect, so that the effects of improving the control effect, reducing the dosage and expanding the insecticidal spectrum are achieved. The composition disclosed by the invention has an excellent control effect on target pests such as chilo suppressalis, plutella xylostella, green peach aphid, beet armyworm, ostrinia nubilalis, thrips and flea beetle. (I).

The invention relates to the technical field of pesticides, and particularly discloses an insecticide composition and application thereof. The insecticide composition is prepared from fluxazole amide and emamectin benzoate in a mass ratio of (20: 1) to (1: 20). According to the present invention, the insecticidal advantages of the fluxazole amide and the emamectin benzoate are combined, such that the insecticidal effect is improved, the generation of the pest drug resistance is delayed, the pest drug resistance development chain is broken, and the service life of the insecticide is significantly prolonged so as to ensure the safety and the harvest of crops; fluxazole amide and emamectin benzoate in a specific ratio have a remarkable synergistic effect and can effectively aim at various pests, and the dosage of the insecticide is reduced. Meanwhile, the combination of the fluxazole amide and the emamectin benzoate can greatly improve the persistent effect of the insecticide, the medication frequency is remarkably reduced, the influence of a pesticide preparation on the environment, non-target organisms and the drug resistance of a controlled object is effectively reduced, and the composition has the characteristic of environmental friendliness and promotes ecological balance.

The invention provides an insecticidal composition containing an active component A and an active component B. The active component A is emamectin benzoate, the active component B is a compound shown as a formula I (formula I), the mass ratio of the active component A to the active component B is (1-30): (1-30), the insecticidal composition further comprises an auxiliary agent, the active component accounts for 1%-30% by weight of the insecticidal composition, and the auxiliary agent accounts for 1%-30% by weight of the insecticidal composition. The insecticidal composition is used for preventing and treating agricultural pests, has an obvious synergistic effect, and can reduce the dosage and delay the occurrence of pest resistance to drugs.

The present disclosures present an insecticidal composition comprising a combination of active ingredients, Emamectin benzoate, Cypermethrin and Cartap hydrochloride, and methods of preparing and using such compositions. The present disclosure aims to provide enhanced control of a variety of insect pests affecting crops, with a synergistic effect that improves efficacy compared to individual components.

The invention belongs to the technical field of pesticide compounding, and particularly relates to a composition for preventing and treating pine wood nematodes, a preparation and application of the composition and the preparation. Effective active components in the composition comprise an active component A and an active component B, the concentration interaction ratio of the active component A to the active component B is 1: (0.1-10), the active component A is abamectin or emamectin benzoate, and the active component B is rotenone. Plant source active components and chemical pesticide components are compounded to improve the prevention and control effect, the pesticide dosage is reduced, the environmental risk is reduced, a binary compound system of rotenone and abamectin chemical agents is innovatively constructed, and the pesticide composition has a good application prospect in prevention and control of rotenone and abamectin chemical agents. Through cooperation of different action mechanisms of inhibition of mitochondrial respiratory chains of the two and blocking of glutamic acid gated chloride ion channels, multi-target, low-risk and high-efficiency prevention and control targets are achieved, and a green and efficient compound pesticide is provided for green and sustainable prevention and control of pine wood nematode diseases.