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152 results about "Piperonyl butoxide" patented technology

Piperonyl butoxide (PBO) is a waxy white solid organic compound used as a synergist component of pesticide formulations. That is, despite having no pesticidal activity of its own, it enhances the potency of certain pesticides such as carbamates, pyrethrins, pyrethroids, and rotenone. It is a semisynthetic derivative of safrole.

Paint composition

ActiveUS6881248B2Counter the development of resistance to insecticides in insectsFireproof paintsBiocidePiperonyl butoxideToxicology
Owner:INST FOR MEDICAL RES

Micro-emulsified culicifuge and preparation method thereof

The invention provides a micro-emulsified culicifuge and a preparation method thereof. The culicifuge comprises phthalthrin, allethrin, piperonyl butoxide, salicylic acid, ethyl acetate, peroxyacetic acid, dimethyl phthalate, citronellal, citronella oil, cassia oil, litsea cubeba oil, pine oil, pine needle oil, vetiver oil, ethanol, an emulsifier, a co-emulsifier, an antifreezing agent, an antifoaming agent, and water. The preparation method comprises: adding phthalthrin, allethrin, piperonyl butoxide, salicylic acid, ethyl acetate, peroxyacetic acid, dimethyl phthalate, the antifreezing agent, and the antifoaming agent into water for uniform stirring to obtain a mixed solution I; mixing the left components for uniform stirring to obtain a mixed solution II; and adding the mixed solution I to the mixed solution II while performing stirring to obtain the micro-emulsified culicifuge. The micro-emulsified culicifuge is good in mosquito-repelling effect, long in lasting time, and low in toxicity, is suitable for family use, and particularly suitable for pregnant women and children.
Owner:SUZHOU GULI BIOTECH

Drug combined health-care mosquito incense for livestock

The invention relates to a drug combined health-care mosquito incense for livestock. The mosquito incense provided by the invention is prepared by the following steps of: weighing pharmaceutical materials of herba schizonepetae, radix sileris, platycodon root, mint, liquorice, folium artemisiae argyi, honeysuckle and rhizoma coptidis according to a reasonable proportion, removing impurities, washing and drying in the sun, mixing the pharmaceutical materials with high-quality carbon, corncob and a synergist (such as piperonyl butoxide, asarinin, SVI and propylisome) according to a reasonable proportion, grinding into fine powders of 100-200 meshes, mixing the fine powders, fully and uniformly stirring, moulding, spraying an appropriate proportion of cyfluthrin, drying, sealing with a plastic film, packaging, warehousing, and selling or storing for standby. The mosquito incense is ignited for fumigating an animal house so as to expel flies and mosquitoes, Simuliidae and Culicoides in summer, inhibit bacteria, change smell in the animal house and purify the environment. Therefore, dissemination medium is cut out, and simultaneously mycoplasma suis, toxoplasmosis, leucocytozoosis and the like are also prevented. The mosquito incense provide by the invention has advantages of wide drug effect range, big smoke and long combustion time (10-12 hours), is nontoxic, has no side effect, and is convenient and fast to use.
Owner:李雷 +1

Special compound microorganism fertilizer for preventing celery soft rot and preparation method of special compound microorganism fertilizer

The invention discloses a special compound microorganism fertilizer for preventing celery soft rot and a preparation method of the special compound microorganism fertilizer. The special compound microorganism for preventing the celery soft rot comprises components in parts by weight as follows: 0.8-1 part of bacillus amyloliquefaciens, 0.6-0.8 part of bacillus thuringiensis, 0.5-0.7 part of bacillus subtilis, 0.4-0.8 part of lactic acid bacteria, 1-3 parts of a matrix leavening agent, 30-35 parts of maize straw, 20-30 parts of turf, 30-36 parts of coal ash, 10-20 parts of mushroom residues, 30-40 parts of expansion pig manure, 2-4 parts of methyl synergy phosphorus powder, 1-3 parts of piperonyl butoxide powder, 0.4-0.6 part of ethephon, 12-16 parts of urea, 10-12 parts of diammonium phosphate and 6-8 parts of potassium sulphate. The prepared special compound microorganism fertilizer for preventing the celery soft rot can reduce the morbidity of the celery soft rot greatly, a plant can grow more vigorously, the yield of celery is increased greatly, the quality is improved, probiotics in the soil are also increased, and the soil condition is improved greatly.
Owner:深圳市素菜农业科技有限公司

Internal burning type electrically heated insect repellent piece

InactiveCN1692739AEffective in repelling mosquitoesLong-lasting effectBiocideAnimal repellantsCombustionEther
An internal combustion type electrically heated insect repellent in the form of tablet is prepared from allethrin, tetramethrin, propargylthrin, piperonyl butoxide, diesel oil, starch, fatty acid, oxidant, talc powder and modified starch through proportional mixing and die pressing.
Owner:徐云

Formula, processing technology and use method of plastic master batch with long-acting insect repelling and preventing effects

The invention provides a plastic master batch formula with long-acting insect repelling and preventing effects, a processing technology and a using method, and relates to the field of plastic master batches. The invention discloses a plastic master batch formula with long-acting insect repelling and preventing effects. The plastic master batch formula comprises a component A and a component B, the component A is prepared from the following components in parts by mass: 12 to 20 parts of cis-cypermethrin, 5 to 10 parts of an antioxidant, 70 to 85 parts of LLDPE (Linear Low Density Polyethylene) and 0.3 to 1.5 parts of a dispersing agent; the component B is prepared from the following components in parts by mass: 10 to 25 parts of aluminosilicate, 10 to 30 parts of strong dispersant, 65 to 80 parts of LLDPE (Linear Low Density Polyethylene) and 15 to 30 parts of piperonyl butoxide. According to the invention, a high-purity medicine is combined into a high-molecular material in an embedding manner, and the medicine can be embedded into the material to be dispersed by utilizing the plasticity and the surface special microporous structure of the high-molecular material, so that the finished product can lock the medicine amount for a longer time, and the medicine can be volatilized appropriately for a long time, is not easy to fall off and lose and has a long effective period.
Owner:福建菲克斯达纺织有限公司

Fragrant citrus essential oil mosquito-repellent incense

ActiveCN104521952AGood aromatherapy effectBiocidePest repellentsAromatherapyTangerine Fruit
The invention discloses fragrant citrus essential oil mosquito-repellent incense which is prepared from the following raw materials in parts by weight: 50-60 parts of fruit vinegar residues, 100-120 parts of fragrant citrus peel, 22-25 parts of chocolate powder, 0.2-0.3 part of dimefluthrin, 0.01-0.02 part of piperonyl butoxide, 300-320 parts of fragrant citrus, 5-6 parts of lemon-grass and 6-7 parts of grifola frondosa. The invention discloses the fragrant citrus essential oil mosquito-repellent incense which is made of essential oil which is prepared from fresh fragrant citrus, and citrus peel together, is rich in fruit fragrance, has effects of nerve calming and hypnosis and mosquito repelling, and is beneficial for body health and has a very good aromatherapy health maintenance function due to addition of the lemon-grass, the leonurus and the like.
Owner:WUHU BEISI SCI & TECH PARK

Method for preparing PBO (piperonyl butoxide) polymer by taking 2-(p-formylchloride phenyl)-5-amino-6-hydroxybenzoxazole as raw material

ActiveCN103881092AReduce dosageAvoid the problem of poor reactivity and solubilityPolymer scienceWarming process
The invention relates to a method for preparing a PBO (piperonyl butoxide) polymer by taking 2-(p-formylchloride phenyl)-5-amino-6-hydroxybenzoxazole as raw material. The invention relates to a preparation method of a PBO polymer and aims at solving the problems of long reaction period and large using quantity of corrosive raw material of the existing method for synthesizing the PBO polymer. The preparation method comprises the following steps: 1) preparing a polyphosphoric acid solution; 2) adding an AB type PBO monomer into the polyphosphoric acid solution, and continuously supplementing P2O5 in the heating process to obtain an initial reaction solution; 3) performing gradient heating on the initial reaction solution obtained in the step 2) to prepare a polymer solution; 4) placing the polymer solution in deionized water to soak, and then performing vacuum drying to obtain the PBO polymer. According to the method disclosed by the invention, the PBO polymer with high molecular weight is generated in a polyphosphoric acid system after short-time polymerization, the using quantity of the corrosive raw material P2O5 is reduced, and the total consumed time in the polymerization stage can be shortened to 5-12 hours.
Owner:HARBIN INST OF TECH

Synergystic pleocidin microsphere suspending agent and preparation method thereof

The invention discloses a synergystic pleocidin microsphere suspending agent and a preparation method thereof. Pleocidin synergystic microspheres are prepared by taking pleocidin and piperonyl butoxide as core materials and taking biodegradable material polylactic acid as a wall material, and then the pleocidin synergystic microspheres are mixed with a wetting dispersant, aluminum-magnesium silicate being as a thickening agent, ethylene glycol being as an anti-freezing agent, an organic silicon defoamer and water so as to prepare the synergystic pleocidin microsphere suspending agent. According to the synergystic pleocidin microsphere suspending agent and the preparation method thereof, the disadvantages in the prior art are overcome, and higher biological activity can be achieved only by needing the low content of the prepared synergystic pleocidin microsphere suspending agent, and thus multiple problems in production application caused by low contents of effective components of the microsphere suspending agent are solved. The synergystic pleocidin microsphere suspending agent disclosed by the invention has a wide prevention and cure spectrum, is high in pesticide effect, high in stability, low in environmental pollution, long in lasting period, low in prevention and cure cost, and accords with the requirement on pollution-free agricultural production.
Owner:FUJIAN AGRI & FORESTRY UNIV
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