Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
145results about How to "The production process is simple and safe" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Graphene-based nano iron oxide composite material and preparation method thereof
InactiveCN102130334AAvoid reunionPrevent heavy stackingMaterial nanotechnologyCell electrodesNano compositesFreeze-drying
The invention discloses a graphene-based nano iron oxide composite material and a preparation method thereof. By the method, iron oxide nano granules with uniform diameter and controllable shape and components can be loaded on graphene. The method comprises the following steps of: uniformly dispersing graphite oxide into deionized water by adopting an ultrasonic method to obtain graphene oxide solution; adding an iron salt precursor into the obtained solution and mixing the precursor and the solution uniformly, adjusting the pH of the solution, and hydrolyzing the iron salt; putting the mixed solution into a reaction kettle and performing hydrothermal reaction; and finally, cleaning and freeze-drying the obtained product to obtain the graphene-based nano iron oxide composite material. The raw materials are common and easily obtained, the cost is low, and the preparation process is simple, safe and environmentally-friendly; the prepared graphene-based nano iron oxide composite material has good structural stability and monodispersity; when the composite material is used as a lithium iron battery electrode material, the charge / discharge capacity can reach over 1,000mAh / g; and the composite material has good multiplying power performance and cycle life.
Owner:CHINA UNIV OF MINING & TECH
Controllable crystalline form titanium dioxide and graphite alkene composite material with high efficient photoelectricity activity and preparation method thereof
InactiveCN102513079AEasy to exportCommonly available raw materialsLight-sensitive devicesPhysical/chemical process catalystsSolar cellMaterials science
The invention discloses controllable crystalline form titanium dioxide and a graphite alkene composite material with high efficient photoelectricity activity and a preparation method thereof. The composite material is formed by mixing TiO2 powder and graphite alkene or scattering the TiO2 powder in oxidized graphite alkene dispersing agents to perform hydro-thermal reaction. The mass ratio of TiO2 powder and graphite or graphite alkene is 1:1 to 500:1. The preparation method is simple, low in cost and environmental-friendly. The controllable crystalline form titanium dioxide and a graphite alkene composite material with high efficient photoelectricity activity can control crystalline form of the obtained TiO2 according to the ratio of alcohol and water or amount of titanium sources. When the amount is amplified, the controllable crystalline form titanium dioxide and a graphite alkene composite material with high efficient photoelectricity activity have good performances. After the graphite alkene is composed, photocatalysis is greatly improved. All obtained products are applied to fields of dye sensitization solar cells, catalysts, lithium ion cells, sensing and the like.
Owner:NANJING UNIV OF TECH
Camellia facial soap
InactiveCN102517174AAvoid harmModerate glycerin contentCosmetic preparationsToilet preparationsWater bathsOil and grease
The invention relates to camellia facial soap, which belongs to the field of washing products. The camellia facial soap is mainly and technically characterized by comprising the following main raw materials: 24-32g of camellia oil, 12-15g of coconut oil, 12-15g of palm oil, 12-15g of sweet almond oil, 20-23g of deionized water, 9-11g of NaOH and 2-3g of floral essential oil. A preparation method for the camellia facial soap comprises the following steps of: (1) putting the raw materials in a water bath container and stirring and mixing into liquid mixed oil; (2) slowly and completely dissolving the NaOH by using the deionized water; (3) slowly adding the liquid mixed oil into NaOH solution and completely mixing the liquid mixed oil with the NaOH solution; (4) adding the essential oil, andevenly stirring; (5) pouring into a mould and standing for 24-48 hours; and (6) demoulding after liquid soap is solidified, and putting in a cool ventilated place for 4-8 weeks for use. The camellia facial soap manufactured by the preparation method disclosed by the invention has proper glycerol content and good molding performance, has a face cleaning effect, a face protection effect, a disinfecting effect and a sterilization effect, has low requirements on production conditions and is low in production cost.
Owner:郴州邦尔泰苏仙油脂有限公司
Beautifying and antibacterial toilet soap
ActiveCN103589537AHigh oil gradeThe production process is simple and safeAntisepticsSkin careCoconut oilToilet
The invention discloses beautifying and antibacterial toilet soap which comprises the following raw materials: 10-13% of coconut oil, 20-23% of palm oil, 21-38.3% of olive oil, 8.5-9% of sodium hydroxide, 20-23% of water, 1-3% of bighead atractylodes rhizome water decoction, 1-3% of radix angelicae ultrasonic alcohol extraction solution, 1-3% of radix asparagi water decoction, and 0.2-2% of tea tree essential oil. The toilet soap can clean skin, is antibacterial, can remove beverage and acne, can whiten the skin, and can keep the skin smooth, tender and white.
Owner:山东朵拉朵尚生物科技有限公司
Method for preparing lithium ion battery cathode material coated iron sesquioxide
InactiveCN102208614AHigh reversible lithium storage capacityStable structureCell electrodesIonChemistry
The invention relates to a method for preparing a lithium ion battery cathode material, in particular to a method for preparing a carbon coated iron sesquioxide (Fe2O3@C) composite material. The method comprises the following steps of: uniformly dispersing an iron salt and a carbon source into deionized water to obtain mixed solution; regulating the pH of the solution and hydrolyzing the iron salt; putting the mixed solution into a reaction kettle, performing hydrothermal reaction, and cleaning and freeze-drying the obtained product to obtain a carbon precursor coated iron sesquioxide composite material; and finally, roasting the carbon precursor coated iron sesquioxide composite material under a dynamic protective atmosphere to obtain the black powdery Fe2O3@C composite material. The method has the advantages that: the raw materials are common and easily obtained, so the cost is low; the preparation process is simple, safe and environment-friendly; the prepared Fe2O3@C composite material has excellent comprehensive electrochemical performance; when the composite material is used as a lithium ion battery electrode material, the reversible charge / discharge capacity can reach about 1,500mAh / g; and the composite material has good cycle life.
Owner:CHINA UNIV OF MINING & TECH
Graphene/SiO2 composite material as well as preparation method and application thereof
ActiveCN103524785AAvoid reunionLarge specific surface areaBulk chemical productionDispersityGraphene
The invention relates to the field of material chemistry and provides a graphene / SiO2 composite material for solving various problems existing in the existing preparation method of a graphene material. The composite material is composed of two components graphene and SiO2. The composite material disclosed by the invention is good in dispersity; and meanwhile, specific surface area utilization rate of the graphene is improved. Meanwhile, the invention further discloses a preparation method and an application of the graphene / SiO2 composite material. A preparation process in the invention is simple and applied to reinforcement filler of organic silicon polymer.
Owner:HANGZHOU NORMAL UNIVERSITY
Imidazole ionic liquid with high alkali-resistant stability and application of imidazole ionic liquid
ActiveCN102702106AGood alkali resistance and stabilityImprove alkali resistance and stabilityOrganic chemistryAlkaline anion exchange membraneChemical structure
The invention discloses imidazole ionic liquid with high alkali-resistant stability and application of the imidazole ionic liquid. The ionic liquid has the following chemical structure as shown in the text, wherein m is an integer between 0 to 8, n is an integer between 0 to 6, -R is one of FORMULAE, and X is one of I, Br and Cl. The ionic liquid can be used for preparing an anion exchange polymer membrane. The ionic liquid has high alkali-resistant stability; by using the imidazole ionic liquid, the alkali-resistant stability of the alkali anion exchange membrane is greatly improved; and the imidazole ionic liquid can be applied in the field of alkali fuel cells.
Owner:安徽麦基艾迪新材料科技有限公司
Preparation method of high-polymer viscosity reducer for heavy oil production
ActiveCN110372816ARaw materials are easy to getThe production process is simple and safeDrilling compositionCysteamineFunctional monomer
The invention relates to a preparation method of a high-polymer viscosity reducer for heavy oil production. According to the preparation method, by utilizing cysteamine as a chain transfer agent, a macromolecule functional monomer containing various functional groups such as nitrogen heterocyclic rings, benzene rings and ethylene oxide chain segments is prepared, then the macromolecule functionalmonomer, acrylamide, vinyl pyrrolidone, acrylic acid and a 2-acrylamide-2-methylpropanesulfonic acid water-soluble monomer are taken as raw materials, and a water-soluble polymer with a comb-shaped functional structure is prepared through aqueous solution polymerization. The product has the good dissolving property in an aqueous solution, and the viscosity of heavy oil can be lowered significantly. In addition, oil-water separation is easy under still standing of a heavy oil viscosity-reducing sample, and produced liquid is convenient to treat.
Owner:CHINA NAT OFFSHORE OIL CORP +2
A kind of high permeability nanofiltration membrane containing zwitterion and preparation method thereof
ActiveCN102294176AEasy to separateGood pollution resistanceSemi-permeable membranesCross-linkWater soluble
The invention discloses a high permeability nanofiltration membrane containing zwitterion and a preparation method. The nanofiltration membrane is composed of a polysulfones supporting layer and a functional layer containing a terpolymer of zwitterion group; the preparation process comprises the following steps: acquiring the water-soluble terpolymer through free radical copolymerization reactioncontaining zwitterion, preparing the copolymer and a cross-linking agent to an aqueous solution with a certain concentration, dipping one layer of the aqueous solution on the surface of the polysulfones supporting layer, then solidifying to obtain the membrane. The water flux of the nanofiltration membrane containing zwitterion is 30-45L.m-2.h-1 under the operation pressure of 0.6 MPa, and the nanofiltration membrane has high retention rate to bivalent ions with the highest of 97.5%, the retention rate to the monovalent cation is lower than 60%. The prepared nanofiltration membrane containingzwitterion has high permeability and stain resistane, the method for preparing the membrane is simple and easy which has low cost, and has good industrialization application prospect.
Owner:ZHEJIANG UNIV
Preparation method for bismuth oxyiodide/graphene oxide compound visible light catalytic material
InactiveCN102941105ALow costThe preparation process is simple and safePhysical/chemical process catalystsIodideBismuth
A preparation method for a bismuth oxyiodide / graphene oxide compound visible light catalytic material relates to a preparation method of the visible light catalytic material. The preparation method aims at solving the problems in the compound light catalytic material prepared through the existing method of being complex in operation, long in periodicity, high in requirement for devices and not suitable for large-scale production. The bismuth oxyiodide / graphene oxide compound visible light catalytic material is prepared through iodide, Bi(NO3)3-5H2O and the graphene oxide dispersion liquid. The method includes: 1 preparing graphene oxide dispersion liquid; 2 mixing and stirring iodide, Bi(NO3)3-5H2O and the graphene oxide dispersion liquid to obtain turbid liquid; and 3 conducting ultrasonic processing, then filtering, washing and drying sequentially to obtain the bismuth oxyiodide / graphene oxide compound visible light catalytic material. The preparation method is mainly used for preparing the bismuth oxyiodide / graphene oxide compound visible light catalytic material.
Owner:HARBIN NORMAL UNIVERSITY
Preparation method of graphene-based ferroferric oxide nano-composite material
InactiveCN102826613ASave raw materialsLow reaction temperatureGrapheneFerroso-ferric oxidesSewage treatmentNanocomposite
The invention relates to a graphene-based ferroferric oxide nano-composite material and especially relates to a preparation method of the graphene-based ferroferric oxide nano-composite material and belongs to the technical field of novel carbon-based nano-composite materials. The preparation method comprises the following steps that graphite oxide, a soluble ferric salt and a hydrazine hydrate reducing agent are subjected to uniform ultrasonic mixing; and the mixture undergoes a one-step hydrolysis reaction at a certain temperature to produce the graphene-based nano-composite material. The preparation method can realize loading of ferroferric oxide nano-particles having uniform sizes and controllable morphology on graphene. The graphene-based ferroferric oxide nano-composite material obtained by the preparation method has a large specific surface area and high saturation induction density and can be used as a sewage treatment agent having a good dye and heavy metal ion adsorption capability. The preparation method has simple processes and a low cost and is suitable for industrial production.
Owner:JIANGSU UNIV
Osmanthus handmade soap and manufacturing method thereof
InactiveCN103242991AThe production process is simple and safeWhitening processHair cosmeticsSkin careNatural productJojoba oil
The invention discloses an osmanthus cold-worked handmade soap and a manufacturing method thereof. The invention is mainly technically characterized in that the main raw materials are osmanthus olive infused oil, coconut oil and jojoba oil, and the water phase is composed of osmanthus pure dew, NaOH, and osmanthus essential oil or osmanthus essence. The manufacturing method comprises the following steps: 1) proportionally mixing osmanthus olive infused oil, coconut oil, jojoba oil and the like, and heating to 40-50 DEG C; 2) adding refrigerated osmanthus pure dew into NaOH, evenly mixing, and cooling to 40-50 DEG C; 3) slowly adding NaOH into the mixed oil until the oil is completely mixed with the NaOH; 4) adding osmanthus essential oil or osmanthus essence, and uniformly stirring; 5) adding a small amount of fresh or dried osmanthus, and uniformly stirring; and 6) forming in a reverse mold. The osmanthus handmade soap has the effects of whitening skin, reducing blackspots, and improving dry, coarse, dark and oily skin or skin with pimples; the osmanthus fragrance can slowly soothe the anxiety and dejection, refresh the emotions, restore the mental balance and relieve pressure. The osmanthus handmade soap is suitable for people with various skin types. The osmanthus handmade soap is a pure natural product, and thus, is harmless to the human body.
Owner:HUBEI UNIV OF SCI & TECH
Titanium dioxide nanotube/ graphene composite material and preparation method thereof
InactiveCN102698728AImprove photoelectrochemical performanceIncrease profitMaterial nanotechnologyPhysical/chemical process catalystsSolar cellNanotube
The invention relates to a titanium dioxide (TiO2) nanotube / graphene composite material and a preparation method thereof. The method includes utilizing graphite as a raw material, conducting oxidizing and peeling to obtain graphene oxide stably dispersed in solution, conducting suction filtering and drying to obtain graphene oxide powder, stirring TiO2P25 nanometer particles, alkali liquid and alcohol organic solvent in mixing mode, then adding the the graphene oxide powder into the mixture to be dispersed, delivering obtained mixed liquid into a reaction kettle, conducting closed reaction, conduct cooling to the room temperature, conducting separation to obtain white precipitate and conducting washing and burning to obtain the TiO2 nanometer / graphene composite material. The TiO2 nanometer / graphene composite material is high in solar energy utilization ratio, free of self particle agglomeration and free of re-accumulation of graphene slice layers. Simultaneously, raw materials are easy to obtain and low in cost. The preparation process is simple and safe. The material has potential application value in the fields of electrode materials, photocatalysis, solar energy splitting water, solar cells, environment and the like.
Owner:无锡润鹏复合新材料有限公司
Anion exchange membrane based on fluorinated polybenzimidazole and preparation method of anion exchange membrane
ActiveCN108586745AImprove mechanical propertiesGood alkali resistanceFuel cellsSubstance usePolymer science
The invention relates to an anion exchange membrane based on fluorinated polybenzimidazole and a preparation method of the anion exchange membrane. The general structure formula of the anion exchangemembrane based on the fluorinated polybenzimidazole comprises a repetitive unit as shown in formula (1), in formula as shown in specification, n is degree of polymerization; x is an integer of 2-12, yis an integer of 0-11; and R is H, methyl, ethyl, isopropyl or phenyl. The prepared membrane has excellent mechanical property, alkali resistance, heat resistance, low water absorption and high electrical conductivity; and moreover, the preparation process of the membrane is relatively simple and safe, and chloromethyl ether as a cancerogenic substance used in a preparation process of a traditional quaternary ammonium salt type anion membrane is avoided.
Owner:CHANGZHOU UNIV
Positively charged composite nanofiltration membrane and preparation method thereof
InactiveCN101733024ASeparation performance is differentHigh retention rateSemi-permeable membranesAqueous solutionNanofiltration
The invention discloses a positively charged composite nanofiltration membrane and a preparation method thereof. The positively charged composite nanofiltration membrane consists of a porous support layer and polymer containing two functional groups, namely cations and hydroxyl; and the preparation process comprises the following steps: firstly, obtaining the polymer through free radical copolymerization reaction; secondly, preparing the polymer and a crosslinking agent into aqueous solution with certain concentration; and thirdly, coating the aqueous solution on the support layer, and crosslinking to obtain the composite membrane. The nanofiltration membrane prepared by the method has water flux of between 15 and 30L.m-2.h-1 under the operating pressure of 0.6MPa, has high retention ratio of bivalent cations which can reach 94.3 percent maximally, and has the retention ratio of monovalent cations lower than 60 percent. The prepared positively charged composite nanofiltration membrane has good separation performance; and the method for preparing the membrane is simple and feasible, low in cost and suitable for industrial production.
Owner:ZHEJIANG UNIV
Preparation method of glycine betaine colloid nano particle modified chitosan nanofiltration membrane
ActiveCN103316599AStrong pollution resistanceIncreased permeability selectivitySemi-permeable membranesCross-linkBetaine
The invention discloses a preparation method of a glycine betaine colloid nano particle modified chitosan nanofiltration membrane which comprises a porous polysulfone support layer and a functional layer formed by glycine betaine colloid nano particle modified chitosan. The preparation method comprises the steps of: firstly, carrying out solution polymerization reaction to obtain a glycine betaine colloid nano particle; and then preparing the nano particle, chitosan and a cross-linking agent into a water solution with a certain concentration, dipping one layer of water solution on the surface of the porous polysulfone support layer, and then curing and crosslinking to obtain the nanofiltration membrane. According to the nanofiltration membrane, under the operation pressure of 0.6MPa, the water flux is 25-35L.m<-2>.h<-1>, the retention rate of divalent cations is generally higher than 97 percent, and the retention rate of monovalent salts is lower than 60 percent; meanwhile, the nanofiltration membrane shows good pollution resistance. Therefore, the prepared glycine betaine colloid nano particle modified chitosan nanofiltration membrane has high permeation selectivity and pollution resistance; the preparation method is simple and easy to operate and low in cost, and has a good industrialized application prospect.
Owner:ZHEJIANG UNIV
Degradable highly-elastic sponge and preparation technology thereof
The invention relates to degradable highly-elastic sponge and a preparation technology thereof. The degradable highly-elastic sponge and the preparation technology thereof have the advantages that thedegradable highly-elastic sponge is made of green, natural and healthy materials according to the environment-friendly preparation technology, harmless to human bodies and capable of avoiding resource waste and environment pollution, and its mechanical properties including rebound resilience and compression set value are in compliance with the international standards; through adoption of recyclable pineapple fibers, resource waste is reduced and physical properties of low-density sponge with natural latex matrixes are improved to comply with the international standards; sodium alcohol ether sulphate and sodium lauryl sulfate which serve as foaming agents substitute for traditional pollutional ones to further avoid pollution; the high-performance low-density sponge with the excellent mechanical properties can be produced at a low preparation cost; the preparation technology is safe, simple and environment friendly.
Owner:德清舒华泡沫座椅有限公司
Collagen nutrition powder for improving skin activity and whitening skin and preparation method thereof
The invention relates to collagen nutrition powder and a preparation method of the collagen nutrition powder, and in particular relates to collagen nutrition powder for improving skin activity and whitening skin and a preparation method of the collagen nutrition powder, belonging to the technical field of nutrient and heath care foods. The collagen nutrition powder is characterized by being added with ocean fish oligopeptide powder, algal polysaccharides, procyanidine, vitamin C and vitamin E based on collagen. The collagen nutrition powder disclosed by the invention has the advantages that the collagen nutrition powder is reasonably dosed, the components have an remarkable synergistic interaction effect, the skin activity can be remarkably improved and the skin can be whitened, and moreover, the collagen nutrition powder has good color and taste, and causes no harms or toxic and side effects to body after being normally eaten; and meanwhile, the production technique is safe and simple, and is strong in operability, therefore, good economic benefits are obtained, and remarkable social benefits are also obtained.
Owner:湖北诺思康医药科技有限公司
Rose flower handmade soup and manufacturing method thereof
InactiveCN105695173AThe production process is simple and safeWhitening processHair cosmeticsSkin careNatural productCoconut oil
The invention discloses rose flower cold-made handmade soup and a manufacturing method thereof. The soap is mainly characterized in that main raw materials comprise rose flower olive dipped oil, coconut oil, rice bran oil, rose flower hydrosol, NaOH and rose flower essence oil. The method includes 1) mixing the rose flower olive dipped oil, the coconut oil, the rice bran oil, and the like according to a ratio and heating to 40-50 DEG C, 2) adding the froze rose flower hydrosol into the NaOH, fully mixing, and cooling to 40-50 DEG C, 3) slowly adding the NaOH into the mixed oil until the NaOH and the oil are fully mixed, 4) adding the rose flower essence oil or rose flower essence and fully stirring, 5) adding a small amount of fresh or dry rose flowers and fully stirring, and 6) moulding by reserving a mould. The soap has functions of whitening skin, fading speckles, improving dry, coarse, dark, gloomy, oily and acne skin, and the like. Fragrance of rose flowers can slowly eliminate anxiety and depression, boost mood, restore mental equilibrium and relieve pressure. The soap is suitable for persons with various skin types. The soap is a purely natural product and is free of any harm to human bodies.
Owner:GUANGXI UNIV
Preparation method of cellulose acetate nano filter-membrane
InactiveCN101357302AImprove throughputHigh desalination rateSemi-permeable membranesCellulose acetateDistilled water
The invention discloses a preparation method of a cellulose acetate nano filter membrane. The preparation method comprises the following steps: 1) the cellulose acetate is put into a solvent, stirred, added with a nonsolvent additive and stirred, then a mixture is obtained, the mixture stands still, and then casting membrane liquid is obtained; 2) the casting membrane liquid is made into a wet membrane with the thickness being 250mum by striking, then the wet membrane stands still in the air; (3) the wet membrane treated by the steps is immersed in distilled water for gel bath treatment, therefore, an asymmetrical membrane is obtained; and 4) ethanol water exchange treatment and pure cyclohexane exchange treatment are sequentially carried out on the asymmetrical membrane, then the cellulose acetate nano filter membrane is obtained. The nano filter membrane obtained by the preparation method has big flux and obvious separating effect.
Owner:ZHEJIANG UNIV
Preparation method of graphene/TiO2 flower-like nano-clusters
InactiveCN103132119AThe production process is simple and safeLow costSurface reaction electrolytic coatingNanotechnologyFlower likeNew energy
The invention discloses a preparation method of graphene / TiO2 flower-like nano-clusters. The invention belongs to the fields of new energy materials, electrochemical, photochemical and photoelectrocatalysis. According to the invention, for a first time, a graphene salt solution is adopted as an electrolyte; short-time anodic oxidation is carried out; and the graphene / TiO2 flower-like nano-clusters are prepared. The method is simple, and has the advantages of easy operation, easy-to-control process, low cost, environment friendliness, and good repeatability. The prepared graphene / TiO2 flower-like nano-clusters have wide application prospect, and can be used as photoelectrocatalysis electrode in environmental fields. The nano-clusters can be used in organic wastewater and waste gas degradation through photoelectrocatalysis. The nano-clusters can be used as photoelectrode in fields such as solar cells, or can be used as a hydrogen storage material in the field of novel energy.
Owner:SICHUAN AGRI UNIV
Catalyst for ozone oxidation of organic matters and preparation method of catalyst
InactiveCN106799226AExtended service lifeThe production process is simple and safeWater contaminantsHeterogenous catalyst chemical elementsActivated carbonAdhesive
The invention relates to a catalyst for ozone oxidation of organic matters and a preparation method of the catalyst. The catalyst is prepared by the following steps: mixing multi-metal oxide, activated carbon, bentonite, a metal oxide adhesive and an activated carbon adhesive, wherein mass ratio of the multi-metal oxide to the activated carbon to the bentonite is 1:(0.2-5): (0.2-0.5), the mass of the metal oxide adhesive added during the mixing is 0.2%-5% of total mass of the multi-metal oxide, and the mass of the activated carbon adhesive is 0.2%-5% of the total mass of the catalyst; and after the mixing, carrying out mechanical granulation, drying particles, and carrying out microwave radiation, so as to obtain the finished product. The catalyst has the beneficial effects that by utilizing an ozone oxidation process of the organic matters, the ozone oxidation efficiency of the organic matters can be improved; and when the catalyst is applied to wastewater treatment, the wastewater COD removal efficiency of ozone is generally more than 45%, meanwhile, the B / C ratio of the wastewater can be increased, the decolorization ratio of the wastewater can be increased, and the service life of the catalyst is generally more than 5 years.
Owner:HANGZHOU GREEN ENVIRONMENTAL PROTECTION TECH DEV +1
Preparation method of cadmium telluride quantum dot
InactiveCN101913574AWide variety of sourcesLow priceBinary selenium/tellurium compoundsSolubilityWater baths
The invention relates to a preparation method of a cadmium telluride quantum dot, which comprises the following steps: using CdCl2 as the Cd source, Te powder as the Te source and water as the solvent to respectively prepare Cd and Te precursor solutions; using mercaptopropionic acid as the stabilizer for quantum dot generation; and then, mixing the Cd and Te precursor solutions, and heating in water bath for reaction to obtain the CdTe quantum dot. Compared with the prior art, the invention has the following advantages: the reagents are low in price, have stable properties in air and can react without special instruments and equipment by simple operation, and the prepared CdTe quantum dot has favorable water solubility, dispersibility and stable fluorescence.
Owner:ZHEJIANG UNIV
Preparation method of titanium dioxide nano-tube-array photo-electrode used for removing organic pollutant
ActiveCN103320839ARegular and orderly shapeReduce usageWater/sewage treatment by irradiationElectrolytic inorganic material coatingToxic materialSunlight irradiation
The invention discloses a preparation method of a titanium dioxide nano-tube-array photo-electrode used for removing organic pollutant. The method comprises five steps. A tungsten trioxide-titanium dioxide nano-tube array is prepared by using a tungsten-titanium sheet with a one-step constant-current constant-voltage anodization method. Graphene modification is carried out with an absorption reduction method. The preparation method is simple and safe. Reaction is fast, and is easy to control. The application of toxic substances is avoided, such that the method is green and environment-friendly. The prepared nano-tubes have regular and ordered morphology, and are non-toxic and stable. Compared with a pure titanium dioxide nano-tube array, photo-catalytic activity of the nano-tube array provided by the invention under visible light is greatly improved. Under sunlight irradiation, the photo-electrode provided by the invention can be used for carrying out photo-catalytic treatment upon wastewater comprising dyes, nonylphenol and alachlor, and good removal effect can be provided.
Owner:山东评测环境科学研究院有限公司
Preparation method of graphene/titanium dioxide composite photocatalyst
Owner:EAST CHINA UNIV OF SCI & TECH
Biimidazole cation alkaline anion exchange membrane based on polyphenylene ether and preparation method thereof
The invention belongs to the field of anion exchange membrane preparation of a fuel cell and particularly relates to a biimidazole cation alkaline anion exchange membrane based on polyphenylene ether and a preparation method thereof. The anion exchange membrane with relatively high ion conductivity, heat stability, chemical stability and mechanical property is prepared through a simple environmental-friendly preparation method.
Owner:CHANGZHOU UNIV
Feature beautifying and skin nourishing nutrient composition
InactiveCN106360740AImprove beauty wrinkleImprove skin whiteningFood ingredient functionsWrinkle skinVitamin C
The present invention relates to a feature beautifying and skin nourishing nutrient composition and belongs to the technical field of nutritional and health-care food. The nutrient composition is characterized by adding a grape seed extract, a fructus hippophae extract, vitamin C and vitamin E on the basis of collagen peptides. Advantages are as follows: the collagen peptides are reasonable in proportions and each of the raw materials has obvious synergistic effects, so that the nutrient composition has the feature beautifying effects of removing wrinkles and whitening skin, and moisturizing skin. Besides, the collagen peptides are good in color and luster, and mouthfeel, and do not bring harmful, toxic and side effects to the body in a normal consumption. At the same time, the production technology is safe and simple, and high in operability, can achieve good economic benefits, and also has significant social benefits.
Owner:安徽旺润生物科技有限公司
Silane-terminated polyether and preparation method thereof
ActiveCN110028664AThe production process is simple and safeRaw materials are readily availablePolyether adhesivesSilanesTriphenylphosphine
The invention provides a silane-terminated polyether, which has a structural general formula shown in the description. The invention also provides a preparation method of the silane-terminated polyether, and the preparation method comprises the following steps: adding hydroxyl-terminated polyether into a reaction kettle; vacuumizing at the high temperature of 80-120 DEG C to remove water for 2 hours; adjusting the temperature to 90-150 DEG C, and adding anhydride to prepare carboxyl-terminated polyether; adjusting the temperature to 100-120 DEG C, adding glycidyl ether alkoxy silane and a triphenylphosphine or ammonia catalyst, and continuously reacting; and cooling and discharging to obtain silane-terminated polyether resin. The preparation method provided by the invention is simple and safe in production process, and common, easily available and low in purchasing cost in production raw materials.
Owner:杭州大牛新材料有限公司
Moringa oleifera facial mask and preparation method thereof
InactiveCN106265456APromote repairAvoid accumulationCosmetic preparationsToilet preparationsMoringa pterygospermaMelanin
The invention discloses a moringa oleifera facial mask which is prepared from the following ingredients in percentage by weight (100%): 10-20% of moringa oleifera leave extracts, 5-8% of moringa oleifera seed oil, 2-5% of honey, 10-20% of silk polypeptide, and the balanced of deionized water. The raw materials of the moringa oleifera facial mask are extracted from pure natural plants, so that the moringa oleifera facial mask has the efficacies of oxidation resistance, bacteria resistance, inflammation resistance and the like, is capable of promoting skin restoration, restraining accumulation of melanin and whitening skin, and is obvious in skin regeneration efficacy. The invention also discloses a preparation method of the moringa oleifera facial mask. The preparation method is simple and safe in preparation process and high in operability.
Owner:AGRI PRODS PROCESSING RES INST CHINESE ACAD OF TROPICAL AGRI SCI +2
Environment-friendly high-adhesion building primer and preparation method thereof
InactiveCN111073402AImproved resistance to water penetrationImprove salt and alkali resistanceAntifouling/underwater paintsAlkali metal silicate coatingsSilicic acidCompatibilization
The invention provides environment-friendly high-adhesion building primer and a preparation method thereof. The primer comprises a polymer emulsion, a potassium silicate solution, a pH regulator, a freeze-thaw stabilizer, a dispersing agent, a wetting agent, a defoaming agent, pigment, a thickening agent, a coalescing agent, a base material wetting agent and water. The potassium silicate solutionand the cement in the base material belong to silicate inorganic substances and have very good compatibility, and the molecular-level potassium silicate solution can easily wet and permeate into capillary holes of the base material under low surface tension, so that the alkali efflorescence resistance of the primer is improved, the base material is reinforced, and the bonding strength of the basematerial and the primer is improved. Besides, the primer is excellent in performance, all raw materials adopted are environment-friendly and low-odor, harmful substances such as VOC, formaldehyde, heavy metals, APEO and a biocide are not added artificially, the produced product is non-toxic and odorless, and therenewable potassium silicate solution is used as a film forming substance.
Owner:南京古田化工有限公司 +1
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com