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65results about How to "High adsorption" patented technology

Sintering smoke treatment system and sintering smoke treatment method

InactiveCN102580455AComprehensive management benefit maximizationHigh adsorptionDispersed particle separationMetallurgyMaterials science
The invention provides a sintering smoke treatment system and a sintering smoke treatment mode, which are used in synchronized desulfuration, denitration, purification and acid making. The sintering smoke treatment system comprises a smoke system (1), an ammonia filling system (2), a smoke treatment system (3) and an acid making system (5), wherein the smoke system (1) comprises a main exhaust fan (11) and a chimney (12), the smoke treatment system (3) comprises an adsorption tower (31) and an analyzing tower (32), and the adsorption tower (31) and the analyzing tower (32) are connected with each other. The main exhaust fan (11) of the smoke system (1) and the chimney (12) are respectively connected with the adsorption tower (31), the analysis tower (32) of the smoke treatment system (3) is connected with the acid making system (5), and the adsorption tower (31) of the smoke treatment system (3) is connected with the chimney (12) of the smoke system (1).
Owner:SHANXI TAIGANG STAINLESS STEEL CO LTD

Vehicle-mounted air purifier

The invention relates to a vehicle-mounted air purifier. Air inlets are formed on the front side and the rear side of a shell, and an air outlet is formed on the bottom surface; an air duct, a fan, an air purification module and a power supply system are arranged in the shell; the fan is arranged at the central position of the air duct; cold catalyst plates, stainless steel plates and photocatalyst plates of the air purification module are symmetrically arranged from the air inlets on the front side and the rear side of the shell to the inside of the shell sequentially by taking the fan as a symmetric center parallel to an arc-shaped plate and are fixed on the four walls of the air duct through supporting frames respectively; plasma generating electrodes are parallelly arranged on the air duct walls between the stainless steel plates and the photocatalyst plates; ultraviolet lamps are symmetrically arranged on both sides of the fan; the air outlet of the shell is provided with a high efficiency particulate air (HEPA) filtering material; a transformer and a ballast of the power supply system are arranged on the inner wall of the shell above the fan; the input ends of the transformer and the ballast are connected with a vehicle-mounted power supply on a vehicle, and the output ends of the transformer and the ballast are connected with the positive poles of the plasma generating electrodes and the ultraviolet lamps; and the negative poles of the plasma generating electrodes are grounded. The vehicle-mounted air purifier can effectively clean pollutants in carriages.
Owner:太仓绿奇空气净化器科技有限公司

Solid phase extraction column based on graphene bonded silica gel, and preparation method and application thereof

The invention relates to a solid phase extraction column based on graphene bonded silica gel, which is used in concentration and separation of organic pollutants in an environmental water sample. A graphene bonded silica gel padding is prepared by taking 3-aminopropyl triethoxy silane (APTES) as the cross-linking agent; then graphene is bonded on the surface of silica gel; after product graphene bonded silica gel granules are evenly filled in a solid phase extraction column, the graphene bonded silica gel based solid phase extraction column is obtained. The performance indicators of the solid phase extraction column are tested through polycyclic aromatic hydrocarbons, including naphthalene, acenaphthylene, fluorene, phenanthrene, fluoranthene and pyrene, and the test result shows that the solid phase extraction column has good extraction efficiency, reproducibility and stability. The graphene bonded silica gel has the characteristics of big specific surface area, strong Pi electron adsorption ability and high extraction capacity of the graphene, and the stable mechanical property and good adsorption ability of the silica gel. Moreover, the solid phase extraction column based on the graphene bonded silica gel is low in preparation cost and simple to operate and is suitable to be used for pretreatment of low-concentration organic pollutants in a big-volume water sample. The solid phase extraction column has a good application prospect in the concentration and separation of environmental organic pollutants.
Owner:XINYANG NORMAL UNIVERSITY

Surfactant compounded system with oil reservoir adaptability

The invention relates to a surfactant compounded system with oil reservoir adaptability. The surfactant compounded system consists of nonionic surfactants A, anionic surfactants B and cationic surfactants C. An oil displacement agent related by the invention has the advantages that the Shengli oil field crude oil / water interface tension can be reduced to an ultra-low state in a short time, in addition, certain oil phase adaptability is realized, an important effect is achieved in the aspect of improving the crude oil yield, secondly, the use concentration of the surfactant of the system is low, the salt resistance is good, and the applicability to stratum mineralized water is good.
Owner:QINGDAO HUICHENG PETROCHEM TECH

Preparation and application of bioactive carrier of carbon fiber composite polyurethane

The invention discloses a biological active carrier preparation and appliance of carbon fiber composite polyurethane, which is characterized by the following: basing on adding modified active carbon fiber and microbe culture medium in the polyurethane foam foaming course; integrating super strong adsorbability and biological affinity to be easy fixed and increasing and metabolism for microbe on the carrier; improving the moulding of superior microbe group; shortening the fixing and exercising period.
Owner:LANZHOU UNIVERSITY

Antibacterial polypropylene and a preparing method thereof

An antibacterial polypropylene material is disclosed. The antibacterial polypropylene material includes polypropylene resin and an antibacterial agent dispersed in the resin. The antibacterial agent is attapulgite-nanometer silver composite inorganic powder, wherein the mass ratio of the nanometer silver to the attapulgite is 10 / 100-100 / 100, and the particle diameter range of the nanometer silver is 3-100 nm. The composite antibacterial agent has advantages of a low using amount, a low cost, a simple preparing process, capability of improving mechanical performance, and the like, can improve antibacterial performance of the material, can increase material rigidity with a small using amount, and is an ideal polypropylene resin modifying auxiliary agent.
Owner:CHINA PETROLEUM & CHEM CORP +1

One-dimensional embedded with hetero-junction photocatalyst intermingle with TiO2 and preparation and use thereof

The invention discloses a heterojunction-embedded photocatalyst with one-dimensional doping TiO2 and a preparation method and an application thereof. The catalyst has a one-dimensional structure, which contains TiO2 / SnO2 heterojunction structure, or TiO2 / ZnO heterojunction structure, or TiO2 / SnO2 heterojunction structure and TiO2 / ZnO heterojunction structure by modification with nonmetal doping. The required catalyst is prepared by chemical deposition method under the condition that crystal growth catalyst exists by alternate switching gas sources such as different precursors, impurity gas, etc. to realize the alternate growth of different semiconductors, which has higher photocatalysis degradation capacity of indoor contamination under ultraviolet light and visible light.
Owner:ZHEJIANG ZHONGDE IND

Co-pyrolysis method for alkaline residues and discarded printed wiring board

The invention discloses a co-pyrolysis method for alkaline residues and a discarded printed wiring board. The method includes the steps that the discarded printed wiring board is subjected to heat treatment, soldering tin is removed and electronic components are dismantled; the discarded printed wiring board subjected to heat treatment and the alkaline residues are mixed and then are put into an atmosphere pyrolyzing furnace for oxygen-deficient non-sufficient combustion; after a pyrolysis volatile component is washed and purified, pyrolysis oil and pyrolysis gas are recovered, the pyrolysis gas serves as fuel gas to return to the atmosphere pyrolyzing furnace, a pyrolysis residue phase component is screened and separated, an oversize component is crushed and winnowed, and a metallic material and an inorganic nonmetallic material are recovered; and a screen underflow component returns to the atmosphere pyrolyzing furnace to be recycled. By adoption of the method, the alkaline residuesand the discarded printed wiring board are cooperatively treated, and various sorts of metal, nonmetal and organic matter in the discarded printed wiring board are fully recycled; and moreover, the alkaline residues can be fully utilized, the characteristics of being environmentally friendly and low in energy consumption are achieved, and full-resourcing clean recycling of the alkaline residues and the discarded printed wiring board is truly realized.
Owner:CENT SOUTH UNIV

Surface-Modified Carbon and Sorbents for Improved Efficiency in Removal of Gaseous Contaminants

A material, and filters and other structures exposed to flowing gas that have the material therein, which removes VOCs, such as formaldehyde, from the gas. The material is a porous sorbent impregnated by a metal oxide, such as manganese oxide (MnOx) nano particles. The sorbent may be activated carbon, and the manganese oxide may catalyze formaldehyde to water and carbon dioxide while the carbon may adsorb formaldehyde, both mechanisms of which remove the VOC from the air to prevent or reduce inhalation of the same by humans. The material may be combined with an untreated sorbent or sorbent treated with ionic alkaline salts.
Owner:COLUMBUS INDS

Zirconium-modified composite adsorbent and its preparation method and use

The invention relates to a zirconium-modified composite adsorbent and its preparation method and use. The preparation method comprises S1, dissolving chitosan, adding zirconium oxychloride into the chitosan, adjusting pH to 4.0-6.0 and carrying out a stirring reaction process for 30-120min, and S2, adding zeolite into the reaction solution, carrying out stirring for 40-180min, adjusting solution pH to 7.0-8.0, and standing the solution for 60-120min to precipitate the zirconium-modified composite adsorbent. The zirconium-modified composite adsorbent has the characteristics of large adsorption capacity and good mechanical properties, does not produce secondary pollution in water sample treatment and has good effects of static defluorination and dynamic defluorination.
Owner:GUANGDONG PHARMA UNIV

High-performance microscopic microfiber building heat insulation and heat preservation slurry and using method thereof

The invention provides high-performance microscopic microfiber building heat insulation and heat preservation slurry with high tensile strength, compressive strength, heat insulation performance and tear resistance, and a using method thereof. The slurry comprises the following components of crylic synthetic resin, fluorinated silicone synthetic resin, a water retention thickening agent solution,a sepiolite fiber, a vermiculite fiber, a mullite fiber, powdered silicon dioxide, pearlife, a rock wool fiber, hollow ceramic microballs, a defoaming agent, a mildewproof bacteriacide and water; andfurthermore, white portland cement, a reinforcing agent and water which is 20 to 30 weight percent of a component A can be added.
Owner:FUJIAN OUNUOCHUANGNENG NEW MATERIAL TECH CO LTD

Expansion-resistant nano building material for preventing smog and preparation method of expansion-resistant nano building material

The invention discloses an expansion-resistant nano building material for preventing smog and a preparation method of the expansion-resistant nano building material. The expansion-resistant nano building material is prepared from the following raw materials in parts by weight: 50 to 70 parts of active carbon, 12 to 20 parts of montmorillonite, 5 to 12 parts of nano titanium dioxide, 3 to 7 parts of silicon dioxide, 1 to 10 parts of gamma-aminopropyltriethoxysilane, 6 to 12 parts of hydroxypropyl methyl cellulose and 5 to 10 parts of oligomerization 3-aminopropyltriethoxysilane. The added nitrile rubber modified phenolic resin is mixed with raw materials to be cured by heating, and the molten resin is converted rapidly from a linear structure to a non-molten mass structure under the effect of methylene separated from methenamine; and the mechanical performance is improved, so that the expansion-resistant nano building material has high temperature resistance and low expansion performance. The expansion-resistant nano building material has the characteristics of high adsorption capacity, relatively good thixotropy, heat stability, plasticity, viscosity, high dry pressure and the like. By adding reinforcing agents such as coal gangue, conductive mica powder and nano conductive graphite powder, the heat aging resistance and crack resistance can be improved, so that the casting efficiency can be improved, and the casting cost can be reduced.
Owner:SUZHOU RUI TE JIE CHEM PROD CO LTD

Magnetic carboxylation nano-crystalline cellulose amino-functionalization surface molecularly imprinted polymer

The invention belongs to the technical field of molecularly imprinted polymers, and particularly discloses a magnetic carboxylation nano-crystalline cellulose amino-functionalization surface molecularly imprinted polymer. Magnetic carboxylation nano-crystalline cellulose Fe3O4@CCNs serves as a carrier, ofloxacin OFX serves as template molecules, glycidyl methacrylate GMA serves as a functional monomer, and through a polymerization reaction, the magnetic carboxylation nano-crystalline cellulose amino-functionalization surface molecularly imprinted polymer Fe3O4@CCNs@MIPs is formed. Fluoroquinolone drugs in a water body can be selectively extracted, and include ofloxacin OFX, lomefloxacin LOM, gatifloxacin GAT, sarafloxacin SARA, marbofloxacin MARBO, orbifloxacin OBX, difloxacin DFX, ciprofloxacin CIP, enrofloxacin ENRO, sparfloxacin SPX, and moxifloxacin MFX, the recovery rate reaches 81.2%-93.7%, and the adsorption capacity reaches 33 mg / g after adsorption / elution are repeated seven times.
Owner:ZHEJIANG OCEAN UNIV

Method for preparing micro-pore composite nanofiber membrane by electrostatic spinning and application

The invention discloses a micro-pore composite nanofiber membrane preparation method which mainly includes the steps: firstly, sufficiently dissolving super-crosslinking micro-pore polymer nanoparticles and polyvinyl alcohol in waterborne solvents to obtain an original composite nanofiber membrane by an electrostatic spinning technique; secondly, soaking the original composite nanofiber membrane by diisocyanate solution to obtain a micro-pore composite nanofiber membrane. The prepared micro-pore composite nanofiber membrane has good fiber morphology, and a lot of super-crosslinking micro-porenanoparticles are formed in the nanofiber membrane, so that the nanofiber membrane has larger specific surface area and higher absorption property and can effectively adsorb methylene blue dyes in water.
Owner:HUBEI UNIV

Composite antibacterial flowing water filter element and preparation technique thereof

The invention relates to a composite antibacterial flowing water filter element. The filter element comprises the following raw materials in parts by weight: 300-500 parts of diatomite raw ore, 100-200 parts of potash feldspar, 100-200 parts of kaolin, 40-50 parts of multielement ion antibacterial agent, 40-50 parts of multielement hydrate reduction antibacterial agent and 50 parts of carbonized activated carbon. The hydrate reduction antibacterial agent, multielement ion antibacterial agent and husk activated carbon have great antibacterial effects on anaerobic bacteria and aerobic bacteria in water; the carbonized husk activated carbon has higher activity and adsorptive power than other common activated carbon; besides, metal ions carried inside the activated carbon have great adsorptive power and antibacterial performance for metals in water; in addition, under the disinfection action of the antibacterial agent, various bacteria and metal ions can be adsorbed and intercepted; the raw materials are simple and are not wasted; and the problem of bacteria saturated adsorption in the common filter element is greatly improved.
Owner:ZHEJIANG WATERHOR ENVIRONMENTAL PROTECTION TECH CO LTD

Compound diatomite flocculating agent and preparation method thereof

The invention relates to a compound diatomite flocculating agent and a preparation method thereof. The compound diatomite flocculating agent is prepared from the following raw materials in parts by weight: 9 parts of iron concentrate, 6 parts of 90% of concentrated sulfuric acid and 35 parts of diatomite with water content of 50%. The preparation method comprises the following steps: fully mixing the iron concentrate and the concentrated sulfuric acid according to the percentages, and completely stirring at room temperature for 1hr so that the materials are fully reacted; adding the reacted materials and diatomite to a kneading machine at the weight ratio of 3 to 7, and stirring for 1hr so that the diatomite is fully mixed and reacted with the mixture of iron concentrate and sulfuric acid and the materials are activated; gradually heating the activated product in a dryer to about 500 DEG C, drying and heating for 10min so that the water content of the material is reduced to be less than 30%, stopping heating and gradually cooling to normal temperature; adding the cooled material to a winnowing device, processing the material sequentially by virtue of a windmill classifier, a cyclone separator and a pulse dust collector and grinding the to qualified grain size which is less than 100 meshes; and packaging the material. The flocculating agent disclosed by the invention is strong in hydrophilcity, and is rapid in dehydration and settlement of a flocculate.
Owner:LINJIANG MINGSHENG DIATOMS NEW MATERIALS CO LTD

Anti-pollution active carbon adsorbent

The invention discloses an anti-pollution active carbon adsorbent, which is characterized by comprising the following raw materials, by weight part: 100-150 of sludge, 13-17 of cornstalk, 15-24 of peanut hull, 30-50 of zinc chloride, 13-16 of magnesium silicate, 6-9 of zirconia, 2-4 of cetyltrimethylammonium bromide, 2-3 of polyvinyl alcohol, 8-11 of ZSM-11 molecular sieve, 6-8 of calcium silicate, 5-6 of alumina, and a proper amount of distilled water. Raw materials, of the ZSM-11 molecular sieve, calcium silicate, and alumina, added in the adsorbent are non-toxic, high in adsorptive property, and good in interchangeability and fire resistance, and the adsorptive property of sludge active carbon is improved. The prepared adsorbent is of anti-pollution, is high in adsorption capacity, wide in adsorption range, and fast in adsorption and separation speed, and is recyclable. The adsorption process has no secondary pollution, so that the active carbon adsorbent is worthy of popularization.
Owner:BENGBU DEMO FILTRATION TECH

Soil conditioner for treating cadmium and arsenic combined pollution of farmland and application method of soil conditioner

The invention relates to the field of farmland soil remediation, in particular to a soil conditioner for treating farmland cadmium and arsenic combined pollution and an application method of the soil conditioner. The soil conditioner is prepared from the following components in percentage by mass: 50%-60% of modified charcoal, 10%-30% of reduced iron powder, 10%-30% of calcium magnesium phosphate fertilizer and 10%-30% of sepiolite. When the soil conditioner is applied, the soil conditioner is uniformly mixed with water through a stirring box to form slurry, then the slurry is sprayed into a rice field through slurry spraying equipment, and then the soil conditioner is fully mixed with soil through ploughing. The soil conditioner provided by the invention can effectively reduce the bioavailability of cadmium and arsenic in farmland soil, reduce the content of cadmium and arsenic in agricultural products produced in a cadmium and arsenic combined pollution farmland, and avoid secondary pollution in the use process.
Owner:湖南中米环保科技有限公司

Magnetic nano-crystal cellulose grafted graphene oxide surface molecularly imprinted polymer

The invention belongs to the technical field of molecularly imprinted polymers, and specifically discloses a magnetic nano-crystal cellulose grafted graphene oxide surface molecularly imprinted polymer. A magnetic nano-crystal cellulose grafted graphene oxide compound (Fe3O4@GO-g-CNC) is taken as the carrier, ofloxacin OFX is taken as the template molecule, methacrylic acid (MMA) is taken as the functional monomer, and the polymer is obtained through polymerization reactions. Then the template molecules in the polymer are eluted to obtain the magnetic nano-crystal cellulose grafted graphene oxide surface molecularly imprinted polymer (Fe3O4@GO-g-CNC@MIPs). The provided Fe3O4@GO-g-CNC@MIPs has a large adsorption capacity of graphene, at the same time, has a space structure and binding sites completely matched with OFX, is capable of adsorbing fluoroquinolone in water, has highly selective adsorption on fluoroquinolone, and can be repeatedly used through adsorption-elution, and thus the processing cost is low.
Owner:ZHEJIANG OCEAN UNIV

Method for recovering hydrogen gas from trichlorosilane tail gas

The invention relates to the adsorption and the separation of gas, in particular to a method for recovering hydrogen gas from trichlorosilane tail gas. The trichlorosilane tail gas is subjected to dust removal, chlorosilane recovery and hydrogen chloride recovery, contains 85 percent of hydrogen gas and 15 percent of nitrogen gas, is subjected to the pressurization and the heating and then enters an adsorption system. The method comprises the following steps of: adsorbing the hydrogen gas by an adsorbent in a packed tower; after the adsorption is finished, exhausting from the tower top by using a vacuum pump; meanwhile, exhausting the unabsorbed mixed gas stayed in the packed tower out of the packed tower by using a mode of introducing the purified hydrogen gas from the bottom of the packed tower; after finishing discharging impurities, desorbing the hydrogen gas absorbed in the packed tower and pumping to a hydrogen chloride synthesis furnace for recycling; and recovering the nitrogen gas from the tower top, leaching and introducing the leached nitrogen gas into a cloth bag dust filter for recycling. The method has the advantages of less investment, lower operation expense, simple process, high recovery rate of hydrogen gas and high purity of the recovered hydrogen gas.
Owner:江西宏柏新材料股份有限公司

Preparation method of attapulgite-based molecular imprinting type CO2 adsorbing material

The invention discloses a preparation method of an attapulgite-based molecular imprinting type CO2 adsorbing material. The method comprises: reacting by using a silane coupling agent and attapulgite clay to obtain modified attapulgite clay; soaking an initiator, a cross-linking agent, a monomer and a template in hole channels of the modified attapulgite clay, triggering polymerization, and generating cross-linked polymers in hole channels of the modified attapulgite clay through triggering polymerization; and eluting the template by using an elution solvent to obtain the attapulgite-based molecular imprinting type CO2 adsorbing material having amino functional groups. The preparation method disclosed by the invention is simple, easy to operate and liable in industrial production; a prepared adsorbent can be repeatedly used, is high in adsorptive selectivity on CO2, and is wide in application prospect.
Owner:HUAIYIN TEACHERS COLLEGE

Wormcast organic fertilizer and preparation method thereof

The invention discloses a wormcast organic fertilizer and a preparation method thereof, and relates to the technical field of organic fertilizers. The wormcast organic fertilizer is prepared from thefollowing raw materials in parts by mass: 30-40 parts of selenium-rich wormcast, 20-40 parts of tea residues, 10-20 parts of rapeseed cakes, 10-15 parts of soybean meal, 5-10 parts of bone meal, 5-10parts of fish meal, 3-5 parts of turf, 3-5 parts of alginic acid, 1-3 parts of humic acid and 0.3-0.5 part of a microbial fermentation agent, wherein the microbial fermentation inoculant is bacillus cereus, staphylococcus aureus, bacillus subtilis and an EM inoculant, the number of viable bacteria in an EM inoculant stock solution is greater than or equal to 2 billion / g, and the number of other viable bacteria in the inoculant is greater than or equal to 6.9 billion / g. The wormcast organic fertilizer contains rich organic selenium, the preparation method is simple and easy to operate, and thewormcast organic fertilizer is green, environment-friendly, high in organic matter content, rich in medium trace elements, rapid in fertilizer efficiency and capable of improving soil, promoting the growth and development of crop roots, preventing insect pests and improving the yield and quality of agricultural products, and can be applied without being matched with chemical fertilizers.
Owner:益阳市富立来生物科技有限公司

Non-autoclaved aerated phosphogypsum-based concrete block preparation method

The invention discloses a non-autoclaved aerated phosphogypsum-based concrete block preparation method and solves problems of high one-time investment, high energy consumption and easiness in crackingof aerated phosphogypsum-based concrete blocks in the prior art. The preparation method includes: preparing, by weight, 40-60 parts of ardealite, 5-15 parts of slag powder, 5-10 parts of carbide slag, 5-15 parts of coal ash, 25-40 parts of cement, 0.1-0.15 part of silica sol and 0.07-0.1 part of aluminum powder paste; adding the raw materials into a stirring tank, adding hot water, stirring, adding aluminum powder paste, and stirring to obtain mixed slurry; immediately discharging the mixed slurry from the stirring tank into a steel mould through a chute, and after pouring, sending through arail to a curing area to realize foaming and hardening; cutting a cured and hardened cast material into blocks, and performing normal-temperature moisture curing; transferring through the rail to a natural drying and dewatering area to pile up, and detecting to obtain a qualified finished product. The method has advantages that making full use of industrial byproducts is realized, investment reduction and energy consumption reduction are realized, and the prepared product is high in quality and less prone to cracking.
Owner:SICHUAN SHIFANG XINGTIANFENG TECH CO LTD

Lodging-resistant water-soluble fertilizer for paddy rice and method for preparing lodging-resistant water-soluble fertilizer

The invention discloses a lodging-resistant water-soluble fertilizer for paddy rice and a method for preparing the lodging-resistant water-soluble fertilizer. The lodging-resistant water-soluble fertilizer comprises, by weight, rice husk, 20wt% NaOH solution, tobacco straw, coal ash, diatomaceous earth, aloe powder, biogas residues, ammonium bicarbonate, blast furnace coal slag, soybean meal, enzyme agents, industrial wastewater and an appropriate quantity of water. The lodging-resistant water-soluble fertilizer and the method have the advantages that the coal ash is easily available, is industrial waste, is easy to pollute environments if the coal ash is naturally discharged, and contains a large quantity of calcium oxide, properties of the biogas residues are quite similar to properties of the coal ash, the biogas residues are weakly alkaline after being thoroughly decomposed, contain large quantities of calcium, magnesium and silicon, are water-soluble and can be easily absorbed by crops, and accordingly the lodging-resistant water-soluble fertilizer is beneficial to improving the disease resistance and the lodging resistance of the paddy rice.
Owner:凤台县农之梦家庭农场有限公司

Method for preparing nano zinc oxide aerogel

The invention discloses a method for preparing nano zinc oxide aerogel. The prepared aerogel comprising nano zinc oxide has high porosity and absorption effect, can be applied to the technical field of dye absorption and purification, is low in production cost and simple in operation, and can realize the continuous production; and ultrasonic treatment operation is used in the preparation process of a nano zinc oxide precursor, so that the prepared precursor is small and uniform in particle size, when used as the aerogel skeleton material in the later period, the porosity of the aerogel can beimproved, and the absorption effect can be improved.
Owner:ANHUI JINHUA ZINC OXIDE CO LTD

Anti-aging graphene nanometer environment-friendly modified plastic color master batch and preparation technology thereof

The invention discloses an anti-aging graphene nanometer environment-friendly modified plastic color master batch and a preparation technology thereof. According to the anti-aging graphene nanometer environment-friendly modified plastic color master batch and the preparation technology thereof provided by the invention, fiber films with different diameters and pores are manufactured structurally, and the nanometer graphene between layers is combined for improving the pore and specific area of the compound adsorption film, so that the effect is enhanced. According to the invention, pitch-based carbon fiber is adopted for enhancing the mechanical properties of materials and thus harmful gas and dust substances in tail gas can be greatly absorbed and cleared.
Owner:苏州泰如新材料科技有限公司

Rainwater-resistant fertilizer for plants in hill area and preparation method of rainwater-resistant fertilizer

The invention discloses a rainwater-resistant fertilizer for plants in a hill area and a preparation method of the rainwater-resistant fertilizer. The rainwater-resistant fertilizer is prepared from the following raw materials in parts by weight: rice husk, a 20wt% NaOH solution, rice straw, charcoal, attapulgite micro powder, lotus pond sludge, peat, ammonium bicarbonate, trace elements, ferrous sulfate, potassium permanganate, bean cakes and a proper amount of water. The rainwater-resistant fertilizer is an organic fertilizer applicable to the hill area, the hill area has the characteristics of being rich but single in mineral element, relatively large in amount of stone grains, relatively large in soil porosity and rapid in decrease of fertilizer dosage after rainwater flashing, according to the characteristics, by adopting the fertilizer disclosed by the invention, organic components of soil can be increased, the added sludge, straw and peat are all beneficial to increase of soil density, water flow action can be reduced, a product obtained after the peat is decomposed is rich in humic acid component, the viscosity of the soil can be improved due to the indigenous compatibility of the humic acid components, an added rice husk carbonized product has a certain adsorption function, and thus loss of nutrient elements can be prevented.
Owner:凤台县农之梦家庭农场有限公司

Filtering dust collector

The invention relates to a filtering dust collector which comprises a shell. The upper part of the shell is provided with a smoke outlet, the lower part is provided with a smoke inlet, and the bottom is provided with a dust discharge hole; a fan and filtering components are fixedly arranged in the shell; the air outlet of the fan is communicated with the smoke outlet; the filtering components comprise a spring and a filtering bag; the filtering bag wraps the outer surface of the spring and at least contacts a part of a spring ring; one end of the filtering bag is sealed; the unsealed end of the filtering bag is communicated with the air inlet of the fan; two ends of the spring penetrate through the unsealed end of the filtering bag and the air outlet of the fan in sequence through an extension rod and are connected with the inner wall of the fan; a vibrator is connected with the spring; a separating plate which is connected with the inner wall of the fan is axially arranged in the shell and is perpendicular to the shell; the separating plate separates the fan from the filtering components in a sealing way; a wind shielding plate is fixedly arranged in the shell; and the smoke inlet is provide with a drying component. The filtering dust collector is used for purifying the smoke containing dust.
Owner:鄂尔多斯市中誉能源股份有限公司

Preparation method of environmentally friendly deodorant

The invention discloses a preparation method of an environmentally friendly deodorant. The method comprises the following steps: adding 13-17g of calcium chloride to 20-30mL of hydrogen peroxide, and continuously stirring in order to completely dissolve calcium chloride in hydrogen peroxide; adding 5-12g of sodium sulfate to the above prepared calcium chloride dissolved hydrogen peroxide solution, continuously stirring, and reacting at room temperature for 40min; and filtering to prepare a white filter cake, and naturally airing the white filter cake at room temperature for 1d to obtain the white powdery deodorant. Raw materials used in the invention and the deodorizing process are green and environmentally friendly, the preparation method is simple, and the deodorizing mechanism is characterized in that the oxidation property of a substance in the deodorant and the adsorption property of generated micrometer slightly-soluble precipitate are used to deodorize.
Owner:友美(北京)生物科技有限公司

Inorganic vitrification fiber modified nano base material and preparing method thereof

The invention discloses an inorganic vitrification fiber modified nano base material and a preparing method thereof. The base material is prepared from organic silicon resin, organic solvent, vitrified beads, titanium dioxide, quartz sand, silicon carbide micro powder, nano cerium oxide, polyoxalate, light calcium carbonate, high-water-retention polyvinyl alcohol, dispersant, a thickening agent, a brightening agent, zinc sulfide, foamed aluminum, hydroxypropyl methyl cellulose, nanosilicon dioxide, a binding agent, cobalt naphthenate, molybdenum, nickel, propylene glycol and chromium. The nano base material is special for a building outer wall, performance in various aspects, such as high temperature resistance, fireproof performance, skid resistance, waterproof performance, moisture absorbing performance, abrasion resistance, oxidation resistance and corrosion resistance, of the building outer wall is effectively improved, and particularly thermal insulation performance is remarkably improved. The mechanical property of the material is enhanced by adopting pitch-based carbon fiber, and harmful gas and dust substances in tail gas can be adsorbed and removed greatly.
Owner:SUZHOU RUI TE JIE CHEM PROD CO LTD
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