34 results about "Fipronil" patented technology

The invention relates to the technical field of immunochromatography analysis, and discloses a signal enhancer of a colloidal gold immunochromatography rapid detection card and a preparation method thereof, the signal enhancer comprises a silver ion solution, a thiourea-ascorbic acid synergistic reducing agent, a pH buffer system and a surfactant stabilizing system, the signal amplification is realized by catalyzing and depositing silver nanoparticles on the surface of colloidal gold, the operation is simple and convenient, one-time addition is realized, and the reaction is completed within 5-10 minutes; the sensitivity is improved by 5-10 times, and the specificity is higher than 98%; the stability is excellent, and the storage time is 12 months at 4 DEG C; various colloidal gold rapid detection cards are universally compatible; compared with the prior art, the colloidal gold immunochromatography rapid detection card has the advantages that the cost is controllable, the single detection is increased by 0.3-0.5 yuan, and the colloidal gold immunochromatography rapid detection card is particularly suitable for ultra-sensitive detection of small molecular substances in the field of food safety, for example, the detection limit of malachite green reaches 0.1 microgram per liter, the detection limit of fipronil reaches 0.5 microgram per liter, and the application range of the colloidal gold immunochromatography rapid detection card is obviously expanded.

The invention belongs to the technical field of synthesis of organic compounds, and particularly relates to a process for preparing fipronil and an intermediate thereof. Toxic 1, 2-dichloroethane is comprehensively replaced by bio-based gamma-valerolactone, low-toxicity cyclopentyl methyl ether is matched, and N, N-dimethylformamide necessary for the process is recycled, so that consumption is greatly reduced; the continuous processes of amination, diazotization and the like are realized through a tubular reactor, a micro-reactor and a static mixer, and separation technologies such as pervaporation membrane and vacuum distillation are combined, so that the reaction time is shortened, the solvent recovery rate is increased, and the production is promoted to be continuously transformed to green. The supported FeCl3 / SiO2-NH2 catalyst disclosed by the invention can be repeatedly used, and byproducts and tail gas can be recycled and reused. In addition, diazonium salt residues are controlled to be smaller than or equal to 0.5% through near infrared spectroscopy, citric acid is subjected to stable oxidation reaction, a purification process is combined, it is ensured that the finished product is high in purity, excellent in yield and small in batch fluctuation, and efficiency and safety are both considered.

The present disclosures presents a insecticidal composition comprising a combination of active ingredients, Spiromesifen, abamectin, and Fipronil 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 discloses a mosquito prevention and control composition based on jonquil extract and application of the mosquito prevention and control composition. The invention provides an application of an ethanol extract of jonquil leaves in killing mosquitoes or preparing products for killing mosquitoes. The invention firstly proves that the kalanchoe blossfeldiana ethanol extract has a killing effect on three mosquito species, and the killing effect is obviously superior to that of kalanchoe laciniata which is the same family plant. The invention further provides a mosquito prevention and control composition containing the ethanol extract of the jonquil leaves and a mosquito prevention and control compound composition containing the ethanol extract of the jonquil leaves and dinotefuran. The insecticide poison bait prepared by compounding the jonquil extract and the chemical insecticide provides a new thought for constructing an efficient, low-consumption and environment-friendly mosquito comprehensive treatment system, and is suitable for comprehensive prevention and control of mosquito-borne diseases.

The invention belongs to the technical field of termite prevention and control, and discloses a termite trapping and killing agent and a preparation method thereof.The termite trapping and killing agent is prepared from, by weight, 25-30 parts of pine sawdust powder, 10-20 parts of dustpan, 8-12 parts of sugarcane powder, 4-6 parts of pine pollen, 6-10 parts of compound insecticide, 1-3 parts of pheromone sustained-release microcapsules, 15-25 parts of hydrogel cellulose composite carrier and 1-3 parts of hydrocarbon mixing agent; according to the termite trapping and killing agent, fipronil and hexaflumuron are compounded, the termite killing effect is improved by compounding two agents with completely different action mechanisms, and the discovery rate, the feeding rate and the agent transmission efficiency of termites can be remarkably improved by adding the pheromone sustained-release microcapsules, the hydrogel cellulose composite carrier and the hydrocarbon mixing agent; and finally, eradication prevention and control on the ant nests are achieved, the environmental adaptability is high, and the lasting period is longer.

A pesticidal composition comprising (A) chlorantraniliprole, (B) fipronil, (C) metalaxyl or metalaxyl-M, (D) fludioxonil, and (D) difenoconazole, and use of the compositions in agriculture, especially for treatment of plant propagation material.

The present invention provides a synergistic insecticidal composition comprising chlorfenapyr, fipronil, and at least one more insecticide. The present invention further provides a method for preparation of the insecticidal composition and use thereof. The insecticidal composition of the present invention is effective against pests of different crops and serves as a useful tool for managing resistance. The composition has a broad spectrum, is environmentally safe, has a reduced dosage, and has a lower frequency of application than existing formulations.

The present invention belongs to the technical field of pesticides, and specifically relates to an insecticidal composition containing 4-(trifluoromethyl)nicotinamide, and an application thereof. The insecticidal composition includes an active ingredient A and an active ingredient B, wherein the active ingredient A is 4-(trifluoromethyl)nicotinamide, and the active ingredient B is selected from one or more of the following compounds: afidopyropen, formula (I), dimpropyridaz, formula (II), isoflualanam, fipronil, imidacloprid, thiamethoxam, avermectin, acephate and beta-cypermethrin. The composition has features such as reasonable components, good insecticidal effect, low administration cost, reduced application amount, crop safety, and reduced residue.

The invention discloses fipronil missible oil and a preparation method thereof. Relates to the technical field of pesticide preparations. Comprising the following steps: stirring odorless kerosene and tributyl phosphate; adding nonylphenol polyoxyethylene ether, and stirring; adding dodecylbenzene sulfonic acid calcium salt, and stirring; adding polyoxyethylene nonylphenol phosphate, and stirring; and finally, adding fipronil, and continuously stirring to obtain the fipronil missible oil. The finished product is low in odor, clear, stable and good in water dilution and emulsification; through sand-based bioassay, under the same soil target concentration (g / g), the LC50 of the missible oil for 12 hours and 24 hours is obviously lower than that of the missible oil sold in the market, and the missible oil has a better lethal effect.

The invention relates to the technical field of pesticide slow release, in particular to a fipronil-containing microcapsule suspending agent and a preparation method thereof. The preparation method of the fipronil-containing microcapsule suspending agent comprises the following steps: (1) preparing a copolymer fipronil dispersion liquid; (2) preparing a chitosan copolymer fipronil suspension; (3) preparing fipronil microcapsules; and (4) adding the emulsifying dispersant into the fipronil microcapsule, complementing to 100% by weight with water, and stirring to obtain the fipronil microcapsule suspending agent. The fipronil microcapsule suspending agent prepared by the invention moderately releases about 45-50% of fipronil in an initial stage and rapidly establishes an effective insecticidal concentration, and slowly releases the residual fipronil through a compact wall material in a later stage, the accumulative release rate reaches 92-95%, the action time of the fipronil is effectively improved, the stability of the pesticide effect is improved, and the fipronil microcapsule suspending agent has a good application prospect.

An insecticidal composition includes fipronil in an amount of less than 0.1 wt. %, at least one surfactant, at least one emulsion stabilizer, and at least one arthropod attractant, wherein the insecticidal composition has a viscosity of more than about 50 centipoises. The insecticidal composition has improved stability and prevents migration of fipronil into plastic packaging over time, such that the composition retains more than about 90% of fipronil when stored in a plastic packaging for 3 months or more at room temperature.

The invention relates to the technical field of biochemical engineering, in particular to fipronil hapten and a preparation method thereof, artificial antigen, monoclonal antibody and application. The hapten has a chemical structure as shown in a formula I or a formula II. The invention also relates to an artificial antigen obtained by connecting the hapten and a carrier protein. The application comprises the following steps: (1) preparing a specific antibody for resisting fipronil or main metabolites thereof; (2) detecting a specific antibody resisting fipronil or main metabolites thereof; and (3) preparing a reagent for detecting a specific antibody resisting fipronil or main metabolites thereof. The hapten provided by the invention can expose common epitopes of fipronil and metabolites thereof to the greatest extent, can be used for preparing broad-spectrum specific monoclonal antibodies with uniform cross reaction rate and high sensitivity, and can realize high-specificity and sensitivity detection of fipronil or main metabolites thereof.

The present application relates to the technical field of immunochromatographic analysis, and discloses a signal enhancer for a colloidal gold immunochromatographic rapid detection card and a preparation method thereof, the signal enhancer comprises a silver ion solution, a thiourea-ascorbic acid synergistic reducing agent, a pH buffer system and a surfactant stabilizing system, signal amplification is realized by catalytic deposition of silver nanoparticles on the surface of colloidal gold, the present application is simple to operate, is added at one time, and reaction is completed in 5-10 minutes; sensitivity is improved by 5-10 times, specificity is higher than 98%; stability is excellent, 12 months of storage at 4 DEG C; it is compatible with various colloidal gold rapid detection cards; cost is controllable, single detection is increased by 0.3-0.5 yuan, and the present application is especially suitable for super-sensitive detection of small molecule substances in the field of food safety, such as detection limit of malachite green of 0.1 microgram per liter, detection limit of fipronil of 0.5 microgram per liter, and the application range of the colloidal gold immunochromatographic rapid detection card is significantly expanded.

This invention relates to a method of controlling, limiting or preventing an infestation of a plant by Oomycetes, which comprises applying to propagation material of said plant, a pesticidal combination comprising a phosphorus-based compound as active ingredient A, and an active ingredient B selected from acibenzolar-S-methyl, fludioxonil, fluxapyroxad, inpyrfluxam, mefentrifluconazole, prothioconazole, sedaxane, triticonazole, oxathiapiprolin, fluoxapiprolin, azoxystrobin, difenoconazole, fluopyram, ipconazole, metyltetraprole, silthiofam, dimethomorph, thiophanate-methyl, natamycin, benzovindiflupyr, pydiflumetofen, picarbutrazox, isocycloseram, cyclobutrifluram, broflanilide, thiamethoxam, imidacloprid, clothianidin, cyantraniliprole, chlorantraniliprole, tetraniliprole, fipronil, and any mixture thereof.

FIELD: veterinary science.SUBSTANCE: used to treat dermatitis of parasitic etiology in carnivores. The medications selamectin and fipronil are applied to the skin between the shoulder blades at the base of the animal’s neck. After which they are treated with a solution of ethyl alcohol. Next, using a sprayer, the surface is treated with electrochemically activated water with an acidic fraction with a pH of 2.0 in the amount of 20 ml per 15–20 cm2 for 15–18 s from a distance of 15–18 cm, then held for 40 min, after which the surface is treated with electrochemically activated water with an alkaline fraction with a pH of 9.0 in the amount of 20 ml per 10–12 cm2 for 15–18 s from a distance of 15–18 cm. The treatment is carried out twice a day until the skin heals.EFFECT: method provides for combined highly effective eradication of ectoparasites and suppression of pathogenic microflora with simultaneous acceleration of regeneration of damaged tissues due to the synergistic action of systemic-contact insectoacaricides and sequential local treatment of affected areas of the skin with electrochemically activated solutions with regulated acid-base balance.1 cl, 1 dwg

The application provides an anti-termite sealing material of silica gel foam and a preparation method thereof, and belongs to the technical field of polymer sealing materials. The raw material formula of the anti-termite sealing material of silica gel foam is as follows: vinyl silicone oil, reinforcing filler, flame-retardant filler, contact killing agent, bait agent, odor agent, structure control agent, inhibitor, platinum catalyst, foaming agent, hydroxyl silicone oil and hydrogen-containing silicone oil; wherein the contact killing agent is one or more of pyrethroid, neonicotinoid, phenylpyrazole, boric acid, glycine, erythritol and fipronil; the bait agent is one or more of diatomite, talcum powder, capsaicin, dihydrocapsaicin and denatonium benzoate; and the odor agent is one or more of camphor oil, peppermint oil, limonin, limonene, citral, decanal, octanal and nonanal. The anti-termite sealing material of silica gel foam has excellent flame-retardant performance, mechanical performance and anti-termite biting performance, and can well protect the integrity of the sealing material.

The utility model relates to the technical field of chemical engineering, and discloses a fipronil refining and crystallizing device which comprises a shell, a fixing plate is fixedly connected to the right side of the outer wall of the shell, a vacuum pump is fixedly connected to the top of the fixing plate, a top cover is fixedly connected to the top of the shell, and a waterproof shell is fixedly connected to the top of the top cover. A motor is fixedly connected to the inner wall of the waterproof shell, a first stirring rod is fixedly connected to the output end of the motor, a main gear is fixedly connected to the top of the outer wall of the first stirring rod, an auxiliary gear is connected to the outer wall of the main gear in a meshed mode, and a stirring tank is arranged on the inner wall of the shell. The vacuum pump is started to evacuate air to form a vacuum environment, the boiling point of a solvent is reduced, raw materials are fully dissolved in the solvent through the heating wire, the motor is started, the main gear and the auxiliary gear are matched to enable the second stirring rod to rotate and rotate along the inner wall of the inner gear ring, the dissolving time is shortened, and the crystallization process is advanced.

The invention relates to a solid molded body for external use against parasites on animals. The molded body of the invention includes, as active compounds, the combination of fipronil and bifenthrin. In addition, the insect growth regulators pyriproxyfen and methoprene may be added as additional actives.

Pesticidal mixtures comprising as active compounds A) the ethylsulfone compound of formula (I) and B) at least one further compound B selected from fipronil, lambda-cyhalothrin, bifenthrin, tefluthrin, alpha-cypermethrin, thiamethoxam, clothianidin, acetamiprid, imidacloprid, dinotefuran, tri-flumezopyrim, fenmezoditiaz, spinosad, spinetoram, abamectin, afidopyropen, indoxacarb; met-aflumizone, spiropidion, spidoxamat, chlorantraniliprole, cyantraniliprole, tetraniliprole, cyclaniliprole, broflanilide, isocycloseram; dimpropyridaz; and difenoconazole, prothioconazole, flutriafol, ipconazole, tebuconazole, mefentrifluconazole, triticonazole, fluoxytioconazole, metyltetraprole, azoxystrobin, trifloxystrobin, pyraclostrobin, sedaxane, penflufen, fluopyram, fluxapyroxad, pydiflumetofen, isoflucypram, cyclobutrifluram, oxathiapiprolin, fluoxapriprolin, metalaxyl, picarbutrazox, fludioxonil, thiophanat-methyl; methods and use of these mixtures for combating invertebrate pests such as insects, arachnids or nematodes in and on plants, and for protecting such plants being infested with pests, especially also for protecting plant propagation material as like seeds.

This invention relates to a method of controlling, limiting or preventing an infestation of a plant by Oomycetes, which comprises applying to propagation material of said plant, a pesticidal combination comprising a phosphorus-based compound as active ingredient A, and an active ingredient B selected from acibenzolar-S-methyl, fludioxonil, fluxapyroxad, inpyrfluxam, mefentrifluconazole, prothioconazole, sedaxane, triticonazole, oxathiapiprolin, fluoxapiprolin, azoxystrobin, difenoconazole, fluopyram, ipconazole, metyltetraprole, silthiofam, dimethomorph, thiophanate-methyl, natamycin, benzovindiflupyr, pydiflumetofen, picarbutrazox, isocycloseram, cyclobutrifluram, broflanilide, thiamethoxam, imidacloprid, clothianidin, cyantraniliprole, chlorantraniliprole, tetraniliprole, fipronil, and any mixture thereof.

1. Name of the product in this design: Ant medicine packaging bag (fipronil). 2. Intended use of this design: for packaging bags. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is for a thin product, therefore the left view, right view, top view, and bottom view are omitted.

The present application relates to the technical field of centrifugal extraction, and discloses a high-efficiency centrifugal extraction and separation device for fipronil, which comprises a tank body, a tank cover is arranged on the upper side of the tank body, a plurality of connecting pipes are fixedly connected to the tank body, a motor is fixedly installed on the tank cover, a plurality of bolts are threadedly penetrated through the tank cover, each bolt is threadedly penetrated through the upper side of the side wall of the tank body, three lifting blocks are installed on the tank body, a fixed block is arranged above each lifting block, the tank body and the tank cover can be separated by rotating and removing the plurality of bolts, then three short rods a can be pulled out, the tank body can be moved downward, and the structure in the tank body is exposed, part of the mechanism is connected with the tank cover, the supporting rod support can support part of the mechanism, meanwhile, another part of the mechanism is installed in the tank body, so that the user can operate the internal mechanism through the gap between the tank cover and the tank body, and the user can conveniently overhaul the internal mechanism of the tank body.

The invention discloses a high performance liquid chromatography analysis method of fipronil in the technical field of pharmaceutical analysis. The analysis method comprises the following steps: (1) solution preparation: taking a fipronil sample, dissolving the fipronil sample with a solvent, and diluting the fipronil sample to prepare a test solution; (2) chromatographic detection: injecting the test solution into a high performance liquid chromatograph for detection, and recording a chromatogram under the following chromatographic conditions: an octadecyl silica gel bonded chromatographic column is adopted, the column temperature is 20-50 DEG C, a mobile phase is a solvent composed of methanol, acetonitrile and water, the flow rate is 0.5-1.3 ml / min, the sample size is 5-40 [mu] l, and the detection wavelength is 210-240 nm; and (3) purity calculation: calculating the purity of fipronil by adopting an area normalization method according to the chromatogram of the test solution. The method provided by the invention has the advantages of good separation degree, high stability and strong reproducibility, and can accurately determine the purity and impurities of fipronil.

The invention is suitable for the technical field of insect repellent drops, and provides a compound long-acting insect repellent drop and a preparation method thereof, the compound long-acting insect repellent drop comprises an active component, a micro-capsule component, a gel component and a proper amount of water, the mass concentration ratio of the active component to the micro-capsule component to a temperature-sensitive phase change component is (15-20): (22-27): (54-60); the active component comprises a main active component, fipronil and amitraz, and the mass concentration ratio of the main active component to fipronil to amitraz is (6-10): (1-3): (0.2-0.9); the microcapsule component comprises an inner core layer, the inner core layer comprises poly (glycerol sebacate) and polyhydroxybutyrate valerate, and the mass concentration ratio of the poly (glycerol sebacate) to the polyhydroxybutyrate valerate is (3-5): (2-5). According to the invention, the drug effect of the insect repellent drop is obviously prolonged to more than 3 months through a microencapsulation technology, the administration frequency is reduced, and meanwhile, the skin irritation is reduced.

1. Name of the product in this design: Pet deworming agent packaging bag (fipronil). 2. Intended use of this design: packaging bags. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is a two-dimensional product, so the top view is omitted; this design is a two-dimensional product, so the bottom view is omitted; this design is a two-dimensional product, so the left view is omitted; this design is a two-dimensional product, so the right view is omitted.

1. The name of the design product: packaging bottle (dinotefuran). 2. The use of the design product: the design is used for packaging of insecticide. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view.

The present application relates to edible mushroom cultivation and biological detection technical field, more specifically, the present application relates to a kind of for tea tree mushroom substrate tox dead klab and fipronil rapid detection colloidal gold immunochromatographic test strip preparation method.The method is labeled with monoclonal antibody by EDC / NHS covalent coupling in carboxyl containing colored latex microspheres, resuspended after spotting and drying in coated micropore bottom;Sample pad is pretreated with buffer salt and tween, detection line and quality control line are set on nitrocellulose membrane and completed assembly cutting strip.Detection is carried out by pre-reaction in coated micropore before entering test strip chromatography color development, realize the rapid screening of tox dead klab and fipronil related target in tea tree mushroom substrate;Multiple detection lines or multiple micropores can be used to realize multiple target parallel detection, operation window is clear, and the result is stable.

The present application belongs to the technical field of insecticides, and particularly relates to an active insecticide for preventing and treating Bactrocera minax. The active insecticide comprises an effective component and an auxiliary component, wherein the effective component is compounded by ozanimod with tetrahydro-1, 1-dimethyl-3-(2-propynyl)-1H-1, 2, 4-triazol-5-amine or butenflucytyl. The mass ratio of ozanimod to tetrahydro-1, 1-dimethyl-3-(2-propynyl)-1H-1, 2, 4-triazol-5-amine is 1-30:20-1. The mass ratio of ozanimod to butenflucytyl is 1-10:10-1. The present application determines the joint action type of ozanimod compounded with tetrahydro-1, 1-dimethyl-3-(2-propynyl)-1H-1, 2, 4-triazol-5-amine or butenflucytyl on Bactrocera minax by using the method of feeding with cotton balls. It is found that ozanimod compounded with tetrahydro-1, 1-dimethyl-3-(2-propynyl)-1H-1, 2, 4-triazol-5-amine or butenflucytyl has a synergistic effect on killing Bactrocera minax at different mass ratios. Compared with single component, the present application can improve the prevention and treatment effect on Bactrocera minax, reduce the pesticide dosage, decrease pesticide residues, reduce environmental pollution, and help the green, healthy and sustainable development of the pomelo industry.