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35 results about "Ziram" patented technology

Zinc dimethyldithiocarbamate is a coordination complex of zinc with dimethyldithiocarbamate. It is a pale yellow solid that is used as a fungicide, the sulfur vulcanization of rubber, and other industrial applications.

Elastomeric Copolymers, Copolymer Compositions, and Their Use in Articles

A copolymer is formed from an isoolefin having from 4 to 7 carbon atoms and an alkylstyrene. The copolymer has a substantially homogeneous compositional distribution. The copolymer has from about 8 to about 12 wt % of alkylstyrene and at least 85 wt % of isoolefin. The copolymer is preferably halogenated with about 1.1 to about 1.5 wt % of a halogen. The copolymer may in elastomeric nanocomposites. To obtain a good dispersion of the nanoclay in a formulated compound, at least one cure accelerator is selected from the group consisting of mercaptobenzothiazole disulfide, mercaptobenzothiazole, cyclohexyl benzothiazole disulfide, dibutyl thiourea, tetramethylthiuram disulfide, 4-4-dithiodimropholine, zinc dimethyldithiocarbamate, and zinc dibutylphosphorodithiate.
Owner:RODGERS MICHAEL BRENDAN +4

Processing method for purified cobalt residues of zinc and manganese hydrometallurgy

The invention provides a processing method for purified cobalt residues of zinc and manganese hydrometallurgy. The method comprises the following steps that (1) water or a mixture of water and sulfuric acid or a mixture of water and leaching liquid obtained in the step (2) is added into the purified cobalt residues, and the liquid-solid mass ratio is adjusted to be 2-8: 1; and (2) reaction is conducted for 1-8 hours under the atmosphere that the oxygen pressure is 1-2 MPa and the temperature is 110-180 DEG C, and the leaching liquid is obtained. The purified cobalt residues are obtained by purifying zinc and manganese leaching liquid through special reagents, and the special reagents comprise at least one of xanthate, beta-naphthol, sodium dimethyl dithiocarbamate, ziram, SDD and naphthenic acid. The cobalt residues with the high cobalt content have the good processing capacity, and the cobalt rate is as high as 99.95%. The process is simple, the cost is low, and no poisonous gas is generated; and cobalt, zinc, nickel and zinc products can be prepared, and the leached residues mainly comprise carbon and have very high utilization value.
Owner:钟庆文

Method for preparing ziram

InactiveCN1935788AHigh yieldOmit preparationBiocideOrganic chemistryZincMoisture
The invention belongs to pesticide technical field, especially relating to a high-performance, low-toxicity Fuklasin preparing method, and its main technical solution comprises: adding dimethylamine and ZnO in a reacting cylinder, adding in CS2 while blending and reacting fully, discharging the liquid from the reacting cylinder, and then water-washing, dewatering and airflow-drying the resultant solid matter to be able to make Fuklasin. And it has advantages of simple producing process and mechanism, low moisture content of Fuklasin, high Fuklasin yield, and low producing cost, and besides, is an environmental-protection process.
Owner:HEBEI GUANLONG AGROCHEM

Complex bactericidal composition containing cyazofamid

The invention relates to a bactericidal composition, the active ingredients are cyazofamid (A) and a protective fungicide (B), the weight ratio of A to B is 30:1-1:80; and the protective fungicide B which can be used for the composition comprises chlorothalonil, thiram, ziram, mancozeb, zineb, propineb, amobam and metiram. The composition has obvious synergistic effect and can be used for the disease control of the crops of fruit trees, flowers, cotton, wheat, rice, rapeseed, vegetables and the like, especially the diseases of oomycetes.
Owner:SHENZHEN NOPOSION AGROCHEM

Trunk disease therapeutical agent

The invention discloses a trunk disease therapeutical agent. The therapeutical agent is prepared by mixing and processing ziram, bavistin, tebuconazole, hexaconazole, flusilazole, propiconazol and the like which serve as active ingredients for single use or composite use, a compound amino acid, a humic acid and sodium nitrophenolate which serve as auxiliary agents, and organosilicon, white carbon black and the like. The therapeutical agent can effectively prevent and control main pathogenic bacteria of trunks and has the characteristics of high prevention-control rate, remarkable prevention-control effect, high efficiency, low toxicity, low residual, low cost and convenient use.
Owner:SHANDONG INST OF POMOLOGY

Improved smokeless flame-retardant cable material

An improved smokeless flame-retardant cable material is prepared from, by weight, 9-15 parts of linear high-density polyethylene, 5-9 parts of magnesium hydroxide, 6-8 parts of vulcanizing agents, 6-10 parts of metallocene linear low-density polyethylene, 4-10 parts of polymethylphenyl siloxane fluid, 3-7 parts of white carbon black, 4-8 parts of mica powder, 9-13 parts of ethylene tetrafluoroethylene, 8-12 parts of ethylene-vinyl acetate, 4-6 parts of fumed white carbon black, 3-9 parts of oxidized polyethylene wax, 1-3 parts of ziram, 2-5 parts of isopropyl tri(dioctylpyrophosphate) titanate and 6-11 parts of PVC resin. The improved smokeless flame-retardant cable material has the advantages that the smokeless flame-retardant performance is good, the fire behavior can be delayed, and economic losses and casualties are reduced.
Owner:宁贻伟

Preparation method of nano gold immobilized pellets and application of nano gold immobilized pellets to ziram detection

The invention provides a preparation method of nano gold immobilized pellets and application of the nano gold immobilized pellets to ziram detection. The preparation method comprises the following steps: weighing ditert-butyl bicarbonate, NHS and EDC, adding the ditert-butyl bicarbonate, the NHS and the EDC into an MES buffer solution for stirring reaction, adding a chitosan solution for reactionover night, and placing the solution in an ultrafiltration pipe for centrifugal ultrafiltration, thereby obtaining a chitosan grafted tyrosine solution; then adding a chloroaurate aqueous solution into the chitosan grafted tyrosine solution, adjusting the pH value, uniformly shaking the mixed solution, and stewing to obtain a chitosan-nano gold solution; mixing the obtained chitosan-nano gold solution with epoxy chloropropane, dropwise adding the mixture into a sodium hydroxide solution, filtering out suspended pellets in the solution, and drying the pellets, thereby obtaining the nano gold immobilized pellets. The nano gold immobilized pellets prepared by the preparation method provided by the invention are easy to store and high in stability, do not need to be prepared for instant use, and is convenient to use; when the nano gold immobilized pellets are applied to the ziram detection, a detection system is high in stability, and a detection result is high in repetitiveness and reliability.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Heat-conducting silica gel sheet for heat dissipation of lithium battery of new energy automobile and preparation method thereof

The invention provides a heat-conducting silica gel sheet for heat dissipation of a lithium battery of a new energy automobile and a preparation method thereof, belonging to the field of heat dissipation materials for lithium batteries. The heat-conducting silica gel sheet is prepared from the following raw materials in parts by weight: 30 to 40 parts of vinyl-terminated methyl silicone oil, 1 to3 parts of alpha,omega-hydroxyl-terminated polydimethylsiloxane, 2 to 5 parts of polymethylhydrosiloxane, 0.1 to 1 part of tetramethoxysilane, 20 to 30 parts of graphene doped boron nitride, 10 to 20parts of fumed silica, 1 to 5 parts of microcrystalline wax, 0.05 to 0.2 part of dibutyltin dilaurate, 5 to 10 parts of KH-570, 20 to 25 parts of methyl vinyl MQ silicon resin, 0.1 to 0.5 part of acetenyl cyclohexanol, 5 to 10 parts of allyl glycidyl ether, 1 to 2 parts of zinc dimethyldithiocarbamate, 0.01 to 0.02 part of a hydrosilylation catalyst and 100 to 200 parts of water. The heat-conducting silica gel sheet has good heat conduction performance, the heat conduction coefficient is larger than or equal to 7.21 W / (m.k), the insulation performance is excellent, the breakdown voltage is larger than or equal to 24.63 kV, and certain mechanical elasticity is achieved; and the heat conduction silica gel sheet is not prone to crushing and fracturing, and can meet the requirement for heat dissipation of the lithium battery of the new energy automobile.
Owner:安徽品罗科技有限公司

Infective built fungicide for damping-off and preparation process thereof

InactiveCN101120677AImprove and protect the growing environmentPrevent Zinc DeficiencyBiocideFungicidesDiseaseBiology
The present invention discloses an infective rhizoctonia disease compound bactericide and a production method of the bactericide, which consists of a bactericide and an acid regulating agent; wherein, the effective compositions of the bactericide consists of the thiram, the metalaxyl, the ziram and a carrier; the acid regulating agent consists of the sulfuric acid and a carrier. The production method of the present invention is to uniformly mix the raw materials such as the thiram, the metalaxyl and the ziram with the carrier to be made into a single-bag product of the bactericide; to spray the sulfuric acid on the carrier and to re-mix to be a carrier containing the acid, thereby producing an acid regulating sing-bag product. Re-mixing the thiram, the metalaxyl and the ziram, the present invention has a favorable combinational toxicity, which can improve and protect the growth environment of the crops and can prevent the occurrence of the zinc deficiency. The compound bactericide is made by the powder acid regulating agent directly mixed with the soil, which is simple and convenient to operate; the effective composition of the compound bactericide can increase the seedling in the tri-leaf period to ten or more; the present invention adopts the coal gangue powder and the rice hull powder as the acid carrier, which has high content of the acid and has a favorable aeration; moreover, the coal gangue powder is an organic substance, which can improve the soil without any pollution. The efficiency for adopting the present invention to prevent the rice infective rhizoctonia disease can reach ninety nine percent or more.
Owner:黑龙江企达农药开发有限公司

High-toughness and low-temperature thermal insulation material and preparation technology thereof

The invention provides a high-toughness low-temperature thermal insulation material and a preparation process thereof. The thermal insulation material comprises the following raw materials in parts by weight: 50-60 parts of natural rubber, 20-30 parts of hydrogenated nitrile rubber, and 20-30 parts of styrene-butadiene rubber , 3‑5 parts of methyl vinyl silicone rubber, 5‑10 parts of polysiloxane modified EPDM rubber, 3‑5 parts of polypropylene, 1‑3 parts of ABS resin, 1‑3 parts of polystyrene, 1-3 parts of polyvinyl chloride, 1-2 parts of coupling agent, 10-20 parts of styrene-butadiene latex, 1-2 parts of crosslinking aid, 1-3 parts of natural derived wax, 0.5-1 part of phosphite antioxidant 0.1-0.2 parts of phenylenediamine antioxidant, 2-3 parts of nano-titanium dioxide, 4-5 parts of magnesium bicarbonate, 3 parts of tea polyphenols, 5-10 parts of chitin, 1-2 parts of asbestos powder, ammonium polyphosphate 4‑5 parts, 5‑10 parts of nano calcium carbonate, 0.3‑0.5 parts of sulfur, 1‑1.2 parts of zinc dimethyl dithiocarbamate, 5‑10 parts of high wear-resistant carbon black, 5‑15 parts of zirconia fiber , glass wool fiber 5-15 parts, hollow ball 5-10 parts, expanded perlite 3-7 parts. The invention has excellent cold resistance, thermal insulation performance, mechanical performance and high toughness.
Owner:HEFEI ZHENXUN LOW TEMPERATURE TECH CO LTD

Extra-high voltage rod-shaped composite insulator

The invention provides an extra-high voltage rod-shaped composite insulator. The composite insulator comprises the following components in parts by weight: 30-40 parts of vinyl silicone rubber, 20-40 parts of polyketone resin, 15-20 parts of polycarbonate, 5-12 parts of zinc dimethyldithiocarbamate, 10-15 parts of lauryl acrylate, 10-15 parts of an ethylene-vinyl acetate copolymer, 4-6 parts of microcrystalline wax, 1-1.3 parts of polyoxyethylene polyoxypropylene pentaerythritol ether, 2-4 parts of a silane coupling agent, 0.5-1 part of a ketoxime type cross-linking agent, 20-25 parts of three-layer core-shell structure zirconium oxide insulating filler, 5-10 parts of basalt fibers, 0.5-1 part of a plasticizer, 5-8 parts of aluminum hydroxide, 2-5 parts of white carbon black and 1-3 parts of silica powder. According to the invention, a polydopamine bonding layer is introduced between the zirconium oxide core body and the silicon nitride shell layer, the coating density of the silicon nitride shell layer is improved, the insulating property is improved, the advantages of low impurity content, high purity, low conductivity and good insulating property are achieved, the fluidity is good in the preparation process, and the mechanical strength and the insulating property of the insulator can be effectively filled and improved.
Owner:醴陵市东方电瓷电器有限公司

Bactericidal compositions containing enostroburin and thiocarbamate

The invention discloses a sterilization composition containing strobilurin and any one of dithiocarbamate bactericidal agent, wherein the weight portion of the two active components is 1:100 to 100:1, the dithiocarbamate bactericidal agents are selected from mancozeb, maneb, zineb, iprovalicarb, amobam, thiram or ziram. The weight percentage content of the active constituents in the composition is 0.5-95%, and the composition comprises at least two carrying agents, at least one of which is surface active agent. The composition can be prepared into suspending agent, aqueous emulsion, wet powder, and wet pelletized granule.
Owner:SHENYANG SINOCHEM AGROCHEMICALS R&D CO LTD

Fabric back lining heat insulation coating

The invention discloses a fabric back lining heat insulation coating. Raw materials of the fabric back lining heat insulation coating comprise deionized water, a styrene acrylic emulsion, talcum powder, light calcium carbonate, ammonia water, polyvinyl chloride, an activator, an antioxidant, a foaming agent, a coloring agent, a coagulating agent, a filler, a thickener and zinc dimethyldithiocarbamate. The surface drying time of the above product is 10-30min, and the hard drying time of the product is 50-90min; the fire resistance time is 30-60s, and the fire resistance weight loss is 2-4g; the adhesion is 98-100%, the impact strength is 60-70cm, the levelability is extremely good, and a coating film can resist saturated calcium hydrate immersion for 10-20d; the coating film does not shed or mildew after being immersed in water for 20-30d; the gloss is 96-100%, the flexibility is 1-5mm, and the service life of the coating film is long; and the sagging resistance and the storage stability of the product are good.
Owner:SUZHOU YUXI NEW MATERIAL TECH

Tb-GMP/CeO2 composite material and preparation method thereof and method for detecting ziram

The invention provides a Tb-GMP / CeO2 composite material and a preparation method thereof and a method for detecting ziram, and belongs to the technical field of pesticide detection. The composite material is of a spherical structure, wherein the size is 10-50 nm, and the physical property parameters of X-ray photoelectron spectroscopy are terbium (3d3 / 2) 1277.1 eV and the like. The Tb-GMP / CeO2 composite material provided by the invention is combined with tyrosinase to form an enzyme biosensor, so that ziram in a sample can be detected.
Owner:CHINA AGRI UNIV

PZ production process applied to rubber foaming product

PendingCN114671791ASlow reaction rateEffective control of reaction rateOrganic chemistryPolymer scienceVulcanization
The invention discloses a PZ production process applied to a rubber foaming product, which is characterized in that the reaction rate is controlled by using zinc oxide and dropwise adding amine, and the morphology of a zinc dimethyldithiocarbamate product is regulated and controlled by controlling the stirring rate. The vulcanization rate of the colloid and the foaming rate of the foaming agent can be matched with each other in the preparation process of the rubber and plastic foaming product, the air hole distribution of the obtained foaming material is relatively uniform and fine, and the rubber and plastic foaming product with good toughness and strength performance is finally prepared from paper.
Owner:HEBI YUANHAO CHEM CO LTD

A kind of production device and production method of liquid thiram potassium

The invention discloses a production device of potassium dimethyldithiocarbamate and a preparation method thereof. The production device comprises a reaction kettle, wherein a dimethylamine overhead tank, a sulfur dioxide overhead tank, a potassium hydroxide overhead tank and a soft water overhead tank are respectively communicated to the upper part of the reaction kettle through pipelines; and a filter and an end product storage tank are sequentially and respectively communicated with a reaction kettle discharging valve through pipelines. The production method comprises the steps of: respectively metering carbon disulfide, concentration potassium hydroxide solution with the concentration of 40%, concentration dimethylamine solution with the concentration of 50% and softened water in proportion by mass, firstly putting the concentration dimethylamine solution with the concentration of 50% into the reaction kettle, starting stirring, and introducing cooling media into a reaction kettle jacket and an inner cooling coil by utilizing a cooler; when the kettle temperature decreases to 5-20 DEG C, respectively adding the carbon disulfide and concentration potassium hydroxide solution with the concentration of 40% into the reaction kettle, then adding the softened water, after reacting for 100-150min, slowly opening the reaction kettle discharging valve, and sequentially pressing materials in the reaction kettle into a filter and the end product storage tank.
Owner:青岛中科荣达新材料有限公司

Soil disinfectant for preventing and controlling root rot of radix pseudo-ginseng and using method

The invention discloses a soil disinfectant for preventing and controlling root rot of radix pseudo-ginseng and a using method. The soil disinfectant consists of 50 percent of ziram double-wettable powder, 72 percent of agricultural streptomycin sulphate soluble powder and 3 percent of phoxim granules. The soil disinfectant has good preventing and controlling effects on most fungus diseases, bacterial diseases and underground pest-insects. When the soil disinfectant is used for treating soil before sowing or transplanting the radix pseudo-ginseng, the germination rate is averagely 82.35 percent, and is 14.21 percent higher compared with 68.14 percent of average germination rate in contrast treatment without applying the soil disinfectant. The annual accumulative preventing and controllingeffect on the root rot of the radix pseudo-ginseng is 28.37 to 41.14 percent, averagely 34.54 percent. The soil disinfectant has the characteristics of low toxicity to people and animal and little residual toxicity, and can prevent and control dead seedling, root rot, underground pest-insects and the like of multiple crops such as Chinese medicinal materials, vegetables and the like.
Owner:文山壮族苗族自治州三七科学技术研究所

Heavy metal precipitant, application, preparation method and acidic wastewater treatment method

The invention relates to a heavy metal precipitant, application, a preparation method and an acidic wastewater treatment method. The heavy metal precipitant is zinc dimethyldithiocarbamate, and the treatment method comprises the following steps: adding the heavy metal precipitant into the waste acid wastewater for primary precipitation, and recovering copper ions to obtain wastewater without the copper ions; and then adding the heavy metal precipitant to carry out secondary precipitation, and recovering nickel ions. The heavy metal precipitant disclosed by the invention is used for precipitating and removing copper ions and nickel ions in acidic wastewater, and the removal rate is greater than 99%; and according to the treatment method, copper and nickel ions in the waste acid can be recycled in a high-selectivity grading mode, the method has the advantages of being convenient, efficient and environmentally friendly, waste acid wastewater treatment in the traditional sense can be achieved, and products can be recycled.
Owner:RES CENT FOR ECO ENVIRONMENTAL SCI THE CHINESE ACAD OF SCI

High-temperature-resistant flame-retardant sealing ring and preparation method thereof

The invention discloses a high-temperature-resistant flame-retardant sealing ring and a preparation method thereof. The high-temperature-resistant flame-retardant sealing ring is prepared from phenolic resin, polyvinyl chloride, polyacrylate rubber, zinc dimethyldithiocarbamate, dibasic lead phosphite, antimony trioxide, aluminum hydroxide, silicon dioxide, titanium dioxide, dioctyl phthalate, vermiculite powder, chloroprene rubber and methylbenzene. The sealing ring disclosed by the invention has excellent flame retardance and high temperature resistance, also has good sealing property at high temperature, is suitable for being used in a use environment of 1200 DEG C, and can be used as a sealing ring of a sintering furnace. The preparation method of the sealing ring has the advantages of simple steps, mild conditions and easily available raw materials.
Owner:FOSHAN TIANLU INTELLIGENT EQUIP TECH CO LTD

Derivatization method of dithiocarbamate compound

The invention relates to a derivation method of a dithiocarbamate compound, and belongs to the field of analytical chemistry. The method comprises the following steps: adding 0.01-0.05 mL of an iodine solution with the concentration of 0.01-0.1% into a small sample injection bottle containing a dithiocarbamate compound; and then conducting water bath reaction at 40-60 DEG C for 10 min, taking out the reaction product and measuring the reaction product on a machine. The dithiocarbamate compound is prepared from ziram, propineb, mancozeb and asomate. The invention provides a novel method for deriving the dithiocarbamate compound, the method is simple, convenient and rapid, and a novel idea is provided for determination of the compound.
Owner:SHANDONG YANTAI AGRI SCI & TECH INST

Sealing heat-insulating foam filler for aluminum alloy door and window

The invention discloses sealing heat-insulating foam filler for aluminum alloy door and window. The filler includes: 30-35 parts of polyurethane, 8-10 parts of zinc dimethyldithiocarbamate, 10-25 parts of acetone, 10-13 parts of CaCO3, 2-4 parts of polyvinyl acetate, 4-6 parts of polyether polyol, 5-8 parts of lauryl sodium sulfate, 3-4 parts of zinc stearate, 1-3 parts of ammonium sulfate, 3-7 parts of azodicarbonamide, 8-13 parts of rosin, 2-4 parts of bisdimethylaminoethyl ether, 2-4 parts of dipropylene glycol, 4-8 parts of dibutyl phthalate and 2-4 parts of diethylidenetriamine. In the foam filler, through the additives such as polyether polyol, lauryl sodium sulfate and ammonium sulfate, the physical properties of the polyurethane foam filler is enhanced, so that the product has stronger adhesion force, is rapid to foam and solidify, has certain thermal resistance, can fill and fit the gap between the aluminum alloy door and window and wall well, and has sealing and heat-insulating effect.
Owner:GUNUO TIANJIN IND

Bactericidal compositions containing enostroburin and thiocarbamate

The invention discloses a sterilization composition containing strobilurin and any one of dithiocarbamate bactericidal agent, wherein the weight portion of the two active components is 1:100 to 100:1, the dithiocarbamate bactericidal agents are selected from mancozeb, maneb, zineb, iprovalicarb, amobam, thiram or ziram. The weight percentage content of the active constituents in the composition is 0.5-95%, and the composition comprises at least two carrying agents, at least one of which is surface active agent. The composition can be prepared into suspending agent, aqueous emulsion, wet powder, and wet pelletized granule.
Owner:SHENYANG SINOCHEM AGROCHEMICALS R&D CO LTD

High-efficiency general lubricating oil

The invention relates to a high-efficiency general lubricating oil. The raw material formula of the high-efficiency general lubricating oil is composed of mineral oil, ziram, calcium sulfonate, calcium carbonate, zinc salt of butyloctyl thiophosphate, a samarium complex, an ethylene-propylene-unconjugated diene terpolymer, molybdenum dialkydithiophosphate and zinc oxide. The lubricating oil can also be used as a gasoline engine oil, a diesel engine oil and a gear oil, so the lubricating oil is economical and practical, and is convenient to use.
Owner:QINGDAO HI TECH PATENT TECH TRANSFER PLATFORM

Production method for insulation material applied to power cables used for ships

The invention provides a production method for an insulation material applied to power cables used for ships. The production method comprises the following steps: feeding ethylene propylene diene monomer and chlorosulfonated polyethylene into an internal mixer and carrying out internal mixing at 102 to 108 DEG C for 35 to 50 min; then feeding ziram, alkylphenol disulfide, methyl-2-mercaptobenzimidazole, 2,6-di-tert-butyl-p-methylphenol into the internal mixer and carrying out uniform mixing; then adding 3-aminopropylmethyldiethoxysilane, trithiocyanuric acid, carbon black, bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate and zinc stearate into the internal mixer, and carrying out uniform mixing so as to obtain a rubber compound; subjecting the rubber compound to turning-over and mixing with anopen mill 4-5 times and then carrying out rubber discharging so as to obtain a rubber sheet; and drying the rubber sheet so as to obtain an insulation material sheet. According to the invention, theinsulation material is improved so as to enhance the flame retardant performance of the power cables used for ships.
Owner:ANHUI ZHUOYUE CABLE

Preparation method of nano-gold immobilized beads and its application in thiram detection

The invention provides a preparation method of nano gold immobilized pellets and application of the nano gold immobilized pellets to ziram detection. The preparation method comprises the following steps: weighing ditert-butyl bicarbonate, NHS and EDC, adding the ditert-butyl bicarbonate, the NHS and the EDC into an MES buffer solution for stirring reaction, adding a chitosan solution for reactionover night, and placing the solution in an ultrafiltration pipe for centrifugal ultrafiltration, thereby obtaining a chitosan grafted tyrosine solution; then adding a chloroaurate aqueous solution into the chitosan grafted tyrosine solution, adjusting the pH value, uniformly shaking the mixed solution, and stewing to obtain a chitosan-nano gold solution; mixing the obtained chitosan-nano gold solution with epoxy chloropropane, dropwise adding the mixture into a sodium hydroxide solution, filtering out suspended pellets in the solution, and drying the pellets, thereby obtaining the nano gold immobilized pellets. The nano gold immobilized pellets prepared by the preparation method provided by the invention are easy to store and high in stability, do not need to be prepared for instant use, and is convenient to use; when the nano gold immobilized pellets are applied to the ziram detection, a detection system is high in stability, and a detection result is high in repetitiveness and reliability.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Pesticide composition containing dufulin and dithiocarbamate bactericide and bactericide

The invention provides a pesticide composition. The pesticide composition comprises dufulin and a dithiocarbamate bactericide, wherein the dithiocarbamate bactericide is one or more selected from propineb, metiram, mancozeb, thiram, zineb and ziram; the weight ratio of dufulin to the dithiocarbamate bactericide is (5:1)-(1:100). The invention also provides a bactericide containing the pesticide composition, wherein the pesticide composition takes up 0.1-90% of the total weight of the bactericide. The pesticide composition and the bactericide provided by the invention show an obvious synergistic effect relative to a single dosage, improve the preventive and treating effects, are suitable for preventing and treating various viral diseases and most fungal diseases, and are an ecological pesticide with relatively high safety and extremely low toxicity.
Owner:GAUNGXI TIANYUAN BIOCHEM
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