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3244results about How to "Thickness is easy to control" patented technology

Microcapsule of organic phase change energy storage material and preparation method thereof

ActiveCN101555401AHas infrared reflective propertiesHas infrared absorption propertiesEnergy storageHeat-exchange elementsChemistryIn situ polymerization
The invention discloses a microcapsule of an organic phase change energy storage material and a preparation method thereof. The microcapsule of an organic phase change energy storage material comprises a core and a nucleocapsid, wherein the material of the core comprises the organic phase change energy storage material; the nucleocapsid at least comprises an inner layer and an outer layer, the inner layer is packaged by any one of an in situ polymerization method, an interface polymerization method, a reaction phase separating method, a double agglomeration method and a sol-gal process, and the outer layer is packaged by any one of an in situ polymerization method, a reaction phase separating method, a sol-gal process and a double agglomeration method. The microcapsule has adjustable size, nucleocapsid composition and shell thickness, favorable flexibility, mechanical strength, penetrability resistance and dispersibility and can be widely applied to the fields of energy sources, materials, aero-space, textile, electric power, medical apparatus, architecture, and the like, such as solar utilization, industrial afterheat and waste heat recovery, architecture energy storage, dress with constant temperature, air conditioners for cool and heat accumulation, constant temperature of electric appliances, and the like.
Owner:BEIJING NEW BUILDING MATERIAL

Method for cladding surfaces of active material of anode and/or anode and methods manufacturing anode and battery

The invention provides a method for cladding surfaces of an active material of an anode and / or the anode and methods for manufacturing the anode and a battery. In the cladding method, an atomic layer deposition technology is adopted to deposit surface modification substances on the surfaces of the active material of the anode and / or the anode of a lithium battery. According to the invention, the cycle performance and the specific capacity of the lithium-ion battery can be improved obviously and electrode materials are more stable.
Owner:INST OF PHYSICS - CHINESE ACAD OF SCI

Template process of preparing hollow ball and composite hollow ball

InactiveCN1772363ARealize the intelligent switching processWide adaptabilityMicroballoon preparationMicrocapsule preparationPolymer scienceSolvent
The present invention belongs to the field of hollow material preparing technology, and is especially the preparation process of hollow ball of inorganic matter, metal, organic matter and composite structure with hollow polymer ball as template. The present invention prepares composite hollow ball through combining hollow polymer ball template with sol-gel, deposition reaction, oxidation-reduction process and through forced interface process or surface deposition process; and obtain hollow ball of inorganic matter, metal and organic matter through high temperature sintering or selective solvent extraction to eliminate template polymer. The control of hollow ball structure and size and the compounding of several kinds of matters may be realized through controlling reactant activity, material feeding mode, reactant concentration and circulating reaction process. The hollow ball has excellent dispersivity, high strength and size stability. The present invention also relates to the application of these hollow structure materials.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Large-area ultra-thin carbon nanotube film and its preparation process

The large-area untrathin nano carbon tube film with well feature in microcosmic level comprises nano carbon tubes with centimeter-level length and more then 90wt% purity. Wherein, the least thickness of single-layer film can achieve 20nm with near transparent color and more then 10cm2 film area; there are multiple functional groups on tube surface. It also discloses the opposite preparation technique: with the macroscopic body of nano carbon tube, oxidating the macroscopic body in air; then, dipping into hydroperoxide; adding strong acid to poach till the liquid shows neutrality; finally, adding alcohol or acetone into the liquid to float the tube and form the film.
Owner:TSINGHUA UNIV +1

Efficient graphene-based cooling coating as well as preparation method and application thereof

The invention discloses an efficient graphene-based cooling coating as well as a preparation method and application thereof. The coating mainly consists of graphene composite powder, a filler, a high-molecular binder and a solvent, wherein the graphene composite powder mainly consists of thin-layer graphene and carbon black; the carbon black is mainly dispersed among the thin-layer graphene. Further, the graphene composite powder is formed by ultrasonically dispersing and mixing the thin-layer graphene powder and the carbon blank and then drying. When the coating is coated on the surfaces of devices, the surface cooling efficiency of the devices can be remarkably improved and the cooling ability of the cooling devices is greatly enhanced; the coating is antiseptic, waterproof, antifouling, stable in cooling property and free of being influenced by surrounding medium, and has wide application prospect and practical value in the electronic cooling field; meanwhile, the coating preparation process is simple, low in cost and suitable for large-scale production.
Owner:苏州格瑞丰纳米科技有限公司

Composite material of nitrogen-doped porous carbon-wrapped carbon nano tube as well as preparation method and application of material

The invention relates to a composite material of a nitrogen-doped porous carbon-wrapped carbon nano tube as well as a preparation method and an application of the composite material. The preparation method comprises the following steps: dispersing the carbon nano tube in water, adding a carbon source to obtain a reaction system, subsequently performing hydrothermal reaction, performing thermal treatment on the carbon nano tube wrapped with a carbon layer on the surface, and a nitrogen source at the high temperature so as to obtain the composite material of the nitrogen-doped porous carbon-wrapped carbon nano tube. According to the preparation method, the carbon source is polymerized under a hydrothermal reaction condition so as to obtain the carbon layer, the outer surface of the carbon nano tube is wrapped with the carbon layer, subsequently the carbon layer is carbonized and decomposed to generate a porous structure under high temperature treatment, and at the same time, the gasified nitrogen source is diffused to the carbon layer through ducts to be subjected to in-situ doping. The composite material provided by the invention can be used as a cathode oxidation reduction catalyst of a fuel battery, is excellent in catalysis, and is high in oxidation activity when being compared with other nitrogen-doped materials reported in documents. The preparation method provided by the invention is simple and economic in process, convenient to operate and easy to achieve the large-scale production.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Zirconium alloy with coating layer containing mixed layer formed on surface, and preparation method thereof

A zirconium alloy with a coating layer formed on a surface comprising a mixed layer, the mixed layer comprises one or more very high temperature oxidation resistant material and zirconium alloy parent material selected from the group consisting of Y2O3, SiO2, ZrO2, Cr2O3, Al2O3, Cr3C2, SiC, ZrC, ZrN, Si and Cr, and in a vertical direction on a boundary between the mixed layer and the zirconium alloy parent material is formed a gradient of compositions between the very high temperature oxidation resistance material and the zirconium alloy parent material.
Owner:KOREA ATOMIC ENERGY RES INST +1

Method for enhancing Raman spectrum by using shell isolated nano particles

ActiveCN101832933AThe preparation method and raw materials are simpleHigh detection sensitivityRaman scatteringThin shellsL-shell
The invention relates to a method for enhancing a Raman spectrum by using shell isolated nano particles, relating to the field of detection of laser Raman spectrums. The invention provides the universal method which has easy and fast preparation, low cost, strong Raman signal, good repeatability and accurate result, and is used for enhancing the Raman spectrum by using the shell isolated nano particles. The method comprises the following steps of: preparing the shell isolated nano particles with nuclear shell structures taking metal nano particles as kernels and extremely-thin shell inert materials as outer shells; uniformly scattering the shell isolated nano particles on the surface of a sample to be measured; and directly detecting the surface enhanced Raman spectrum.
Owner:XIAMEN PUSHI NANO TECH CO LTD

Perovskite-based thin film solar cell and method for preparing same

ActiveCN103490011ASolve problems that are difficult to achieve large-scale productionLow costFinal product manufactureSolid-state devicesSemiconductor materialsPorous carbon
The invention provides a perovskite-based thin film solar cell and a method for preparing the perovskite-based thin film solar cell. The perovskite-based thin film solar cell comprises a transparent substrate, a transparent conducting layer formed on the transparent substrate, a compact layer which is formed on the transparent conducting layer and made of semiconductor materials, a porous insulating layer formed on the compact layer, a porous carbon counter electrode layer formed on the porous insulating layer, and an organic metal semiconductor light absorption material which is filled into pores inside the porous insulating layer and has a perovskite structure. The invention provides application of carbon counter electrodes in the perovskite-based thin film solar cell. Compared with an existing method for preparing the perovskite-based thin film solar cell, the method has the advantages that the counter electrodes are made of carbon materials instead of expensive precious metal materials, and therefore the cost is greatly reduced. The vacuum coating method is replaced by a simple and rapid silk screen print method which allows large-scale production to be achieved, therefore, the cost is further saved, and the achievement of industrial production of the perovskite-based thin film solar cell is facilitated.
Owner:深圳市华物光能技术有限公司

Method for preparing graphene by adopting liquid catalyst aided chemical vapor deposition

ActiveCN102583359ARealize layer controlMolecular activityMaterial nanotechnologyGrapheneIndiumLiquid metal
The invention discloses a method for preparing a graphene film by using a liquid metal or alloy as a catalyst and adopting chemical vapor deposition. The metal with low melting point comprises typical gallium, tin, indium and the like; and the alloy with low melting point comprises gallium-copper, gallium-nickel, indium-copper, indium-nickel, tin-copper, tin-nickel, copper-silver-tin and the like. The chemical vapor deposition is performed above the melting point of the metal or alloy catalyst, so that the continuous graphene film is formed on the surface of the catalyst and the interface of the catalyst and a substrate. Compared with the graphene grown on the surface of a solid catalyst such as copper and nickel, the invention has the advantages that the prepared graphene is controllable in layer number, low in requirement for the micro morphology of the surface of the substrate and suitable for multiple substrate materials, and the catalyst is very easy to remove. The obtained graphene positioned on the surface of the liquid has unique application value.
Owner:SHANGHAI INST OF MICROSYSTEM & INFORMATION TECH CHINESE ACAD OF SCI

Method for preparing hollow ball with double-layer structure and hollow ball with multi-layer complex structure by template method

The invention belongs to the field of materials with a hollow structure, in particular to a method for preparing double-layer hollow spheres and hollow spheres with multi-layer compound structures by using a template method. The invention prepares the compound hollow sphere by taking a polymer hollow sphere as a template and combining sol-gel, settlement reaction and redox process through the method of forcing interface or surface settlement, removes the template polymer through high sintering or selective extraction of a solvent to obtain the hollow spheres of minerals, metals and organic matters. The structure and the size of the hollow sphere can be controlled through controlling the reagent activity, the feeding mode, the reagent concentration and a circulation reaction method; besides, compounding of various matters can be realized; the hollow sphere of the invention not only has good dispersing performance, but also has excellent strength and size stability. The invention relates to the application of the materials with a hollow structure.
Owner:BEIJING NEW BUILDING MATERIAL

Method for preparing hollow ball and hollow ball with complex structure by template method

The invention belongs to the field of materials with a hollow structure, in particular to a method for preparing hollow spheres of minerals, metals and organic matters and hollow spheres with compound structures as well as hollow spheres with photic, electrical, magnetic and catalytic properties and hollow spheres with compound structures thereof by taking a polymer hollow sphere as a template. The invention prepares the hollow spheres with compound structures by taking the polymer hollow sphere as the template and combining sol-gel, settlement reaction and redox process through the method of forcing interface or surface settlement, removes the template polymer through high sintering or selective extraction of a solvent to obtain the hollow spheres of minerals, metals and organic matters. The structure and the size of the hollow sphere can be controlled through controlling the reagent activity, the feeding mode, the reagent concentration and a circulation reaction method; besides, compounding of various matters can be realized; the hollow sphere of the invention not only has good dispersing performance, but also has excellent strength and size stability. The invention relates to the application of the materials with a hollow structure.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Method for coating micro/nano-metal powder by chemical vapor deposition

The invention discloses a method for coating micro / nano-metal powder by chemical vapor deposition, including: decomposing difluorocarbene precursor gas via a cracking pipe to generate difluorocarbene free radicals; contacting the generated difluorocarbene free radicals with micro / nano-metal powder, and due to polymerization between difluorocarbene free radicals, a compact polytetrafluoroethylene coating film is generated on the surface of micro / nano-metal powder. In allusion to disadvantages and defects of the application of micro / nano-metal powder in energy-containing materials, polytetrafluoroethylene is polymerized on the surface of metal powder by chemical vapor deposition in order to coat micro / nano-metal powder. In the invention, the ignition temperature of metal powder is effectively decreased, the ignition delay time is shortened, and the combustion speed of metal powder is improved; the surface of metal powder coated with polytetrafluoroethylene is highly hydrophobic, so that reactive metal powder can be effectively prevented from absorption of moisture and oxidation.
Owner:INST OF CHEM MATERIAL CHINA ACADEMY OF ENG PHYSICS

Polymer/inorganic nanometer composite separation membrane and preparation method thereof

InactiveCN101983758AImprove selectivity and transmittanceThe preparation process is simple to operateSemi-permeable membranesSmooth surfaceElectric field
The invention relates to a polymer / inorganic nanometer composite separation membrane and a preparation method thereof. The composite separation membrane consists of a solid matrix of polymer materials and conductive nanomaterials uniformly distributed in the above matrix according to a certain orientation. In the preparation method, conductive nanomaterials which can be arrayed in a certain orientation are uniformly distributed in a film-forming macromolecular material solution. Then electric field is applied during the film-formation process of the mixed solution. The conductive nanomaterials are aligned to the direction of electric field in the film to form the polymer / inorganic nanometer composite separation membrane. The separation membrane has a greater area and smooth surface, controllable film thickness and strength, steerable nanomaterial density and orientation, good selectivity, high transmittance for selected gas and liquid molecules. The method of the invention has the characteristics of simple preparation, easy operation and low cost. The invention can be widely used in the fields of large-scale isolation and purification of gas and large-scale filtration and separation of liquid.
Owner:SUZHOU INST OF NANO TECH & NANO BIONICS CHINESE ACEDEMY OF SCI

Tin alloy electroplating system

InactiveUS20060096867A1Minimizes latent whiskeringReduce disposalTinningNitrogen
Disclosed are systems and methods of plating a tin alloy in an efficient, economical, and environmentally friendly manner. The system for plating a tin alloy contains an electrochemical cell containing an anode, the cathode, and an electroplating bath. The electroplating bath contains water, an acid, at least one nitrogen-containing heterocyclic complexing agent, an ionic alloy metal, and ionic tin. The methods involve applying a current to the electroplating bath whereby a tin alloy forms on the cathode.
Owner:TASKEM

Composite anode of multi-layer structure for lithium-sulfur rechargeable battery and preparation method

The invention provides a composite anode of a multi-layer structure for a lithium-sulfur rechargeable battery and a preparation method, which is characterized in that: an anode active substance, a conductive agent, and a binder are uniformly mixed, and then are coated on a current collector, and after coat is dried, a layer of conductive film is sprayed on the surface. The anode surface film is used for conducting and cutting off the sulfur in a cyclic process, thereby effectively raising a first capacity conservation rate of the battery and the cyclic stability.
Owner:CENT SOUTH UNIV

Carbon or carbon composite hollow ball and preparation thereof

The invention belongs to the hollow sphere material field, in particular to a carbon hollow sphere or a carbon composite hollow sphere, and a preparing method thereof; the invention adopts gel crosslinking polystyrene hollow sphere as a template to prepare the carbon hollow sphere or the carbon composite hollow sphere; as the template with crosslinking structure is adopted, the shape of sphere can be kept to be complete; besides, the method has simple technique, and can carry out capacity production. The carbon hollow sphere or the carbon composite hollow sphere of the invention consists of carbon and a composite or consists of the composite containing the carbon completely; wherein, the carbon accounts for 6.12 to 100 percent and the carbon crystal type is amorphous type or graphite type. The carbon hollow sphere or the carbon composite hollow sphere of the invention not only has good dispersity, but also has good intensity and size stability; the size of the carbon hollow sphere or the carbon composite hollow sphere can be adjusted in the range of 10nm to 8Mum and the composition and the thickness of the shell can be controlled.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Epoxy resin composition, glue film made of same and preparation method

ActiveCN101538397AUniform thicknessApparently smoothEpoxyNitrile rubber
The invention discloses an epoxy resin composition, a continuous glue film made of the same and a preparation method. The epoxy resin composition comprises solid ingredients and organic solvents, wherein the solid ingredients comprise epoxy resin (A), thermoplastic resin or / and synthetic nitrile rubber (B), solidified agents (C), curing accelerators (D) and inorganic heat-conducting fillers (E). In addition, the invention also relates to the continuous glue film made of the epoxy resin composition and the preparation method. Because the continuous glue film is made by automated equipment, thecontinuous glue film has good consistency on thickness and performance, so that the breakdown voltage of a metal based copper-clad laminate and the stability of thermal resistance are ensured. The product made by the invention has good heat-conducting performance and electric insulation performance.
Owner:广东全宝科技股份有限公司

Method for rapidly preparing graphene in large quantities by utilizing graphite oxides

InactiveCN102502611ASimple processExcellent microwave absorbing mediumGrapheneNanotechnologyPotassium dichromatePotassium manganate
The invention aims at providing a preparation method for rapidly obtaining graphene in large quantities. On the basis of obtaining graphite oxides, the molecular thermodynamic movement of groups such as hydroxyl groups (-OH), carboxylic groups (-COOH) and the like which are generated on the surfaces of graphite oxide layers through oxidization can be induced and stimulated through microwave treatment so as to produce a momentary unsteady state, so that Van der Waals binding force between graphite layers is damaged, and graphene can be rapidly obtained in large quantities. The graphite oxides are obtained through the oxidization of metal salt such as potassium permanganate, potassium dichromate and the like as well as strong protonic acid such as concentrated sulphuric acid, concentrated nitric acid and the like, and then microwave irradiation is carried out under the conditions that the power ranges from 2 to 10 kW, the vacuum pressure ranges from 0.01 to 0.06 MPa and so on, so that microwave cleavage of the graphite oxides can be accomplished within 2 to 10 seconds, and graphene with less than ten layers can be obtained rapidly in large quantities. The preparation method can also control the layer number or the thickness of graphene products by controlling the concentration and the oxidation time of oxidizing mediums as well as the power, the degree of vacuum and the like of the microwave irradiation.
Owner:SOUTHEAST UNIV

Method for preparing thin-layer lithium metal anode for all-solid-state lithium-ion battery based on PVD

The invention discloses a method for preparing a thin-layer lithium metal anode for an all-solid-state lithium-ion battery based on a PVD. The method comprises the following steps: (1) cleaning a current collector copper foil surface for a commercial lithium-ion battery anode, and putting the current collector copper foil surface into a physical vapor deposition chamber as a deposition base; (2) preparing target materials from a to-be-deposited lithium metal source and a protection layer metal source respectively, and putting the target materials into the chamber as a deposition layer metal source; and (3) setting physical vapor deposition parameters, and sequentially depositing a lithium metal anode material deposition layer and a protective metal layer on the copper foil surface by a PVD method in a vacuum state, and controlling the thickness of the deposition layer by deposition time. A thin-layer lithium metal anode material deposited on the anode current collector copper foil surface is prepared by the physical vapor deposition (PVD) method; and the thin-layer metal protection layer is deposited on the surface of the thin-layer lithium metal anode material. According to the method, the safety of the all-solid-state lithium-ion battery in the production process can be greatly strengthened; and the limit energy density of the all-solid-state lithium-ion battery is improved.
Owner:HARBIN INST OF TECH

Covalent organic frame magnetic composite microspheres of core-shell structure and preparation method of microspheres

The invention belongs to the technical field of functional materials and particularly relates to covalent organic frame magnetic composite microspheres of core-shell structure and a preparation method of microspheres. Cores of the core-shell type composite microspheres are ferroferric oxide magnetic particles, and shells are covalent organic frames of ordered porous structures. The preparation method includes the steps that the ferroferric oxide magnetic particles are prepared through the solvothermal method; core-shell type magnetic composite microspheres are obtained through aldimine condensation reaction; under the solvothermal condition, the core-shell type magnetic composite microspheres in a formless and disordered channel state are induced to be converted into highly crystallized covalent organic frames with ordered channels, and the covalent organic frame magnetic composite microspheres with the excellent porous property are obtained. The composite microspheres have the advantages of being uniform in size, high in dispersity, high in mangnetic responsiveness, high and ordered in porosity and the like. The preparation method is simple, the process is controllable, and the size and the appearance of the composite microspheres are kept unchanged. The composite microspheres and the preparation method have wide application prospects in the fields of catalysis, drug loading, molecular sensing, energy storage and the like.
Owner:FUDAN UNIV

Composite heat-insulating wallboard and preparation method thereof

The invention discloses a composite heat-insulating wallboard and a preparation method thereof and relates to a heat-insulating wallboard. The heat-insulating wallboard is provided with two layers of calcium silicate plates, wherein a heat-insulating core material is clamped between the two layers of calcium silicate plates and is prepared from cement, coal ash, gypsum, expandable polystyrene (EPS), Maleamic Acid-Isobutyl Polyhedral Oligomeric Silsesquioxane (POSS), emulsion powder, a water reducing agent, a foaming agent and an early strength agent. Dry POSS powder is dissolved in normal hexane and then the solution is sprayed onto the surface of EPS particles to obtain substance A; the cement, the coal ash, the gypsum and the emulsion powder are drily stirred, water is added into the mixture, the mixture is stirred into paste, the substance A is added into the paste to form a slurry B; the foaming agent solution is stirred through a stirrer to form foam C; the slurry B and the foam C are mixed to obtain a heat-insulating core material slurry; the surfaces of the calcium silicate plates are brushed and washed, the calcium silicate plates are placed on the two sides of a fixed mold, the heat-insulating core material slurry is poured into the middle of the two calcium silicate plates, and the mold is vibrated to mold the slurry; and the mold is de-molded, and after watering to maintain, the wallboard is obtained.
Owner:XIAMEN UNIV +1

A method for manufacturing a high-quality perovskite thin film

The invention relates a method for manufacturing a high-quality perovskite thin film. The main steps are that organic amine treatment is carried out on powder or crystals of a precursor of perovskite, and then the powder or the crystals of the precursor of the perovskite are converted into liquids. The liquids are subjected to film forming technology to manufacture the high-quality perovskite thin film. The perovskite thin film manufactured through utilization of the technical process is controllable and uniform in thickness and good in crystallinity. The technical process is simple in operation and lower in cost, and is applicable to manufacturing highly efficient perovskite solar cells, light emitting diodes, photosensitive elements and laser devices in a large-sized mode.
Owner:QINGDAO INST OF BIOENERGY & BIOPROCESS TECH CHINESE ACADEMY OF SCI

Method for preparing medicine sustained-releasing bracket

A preparation method of a drug sustained-release stent includes a preparation stent, a drug sustained-release stent constituted by drug coating on the stent, and the drug coating of the stent is composed of the following steps sequentially: (1) the preparation of a sustained-release drug coating layer; (2) the coating of the sustained-release drug coating layer; (3) drying. The dosages of the drug components on the sustained-release drug stent of the invention are in line with the designed dosages, and the drug can be released according to the stipulated dosages in the stipulated time of the design requirements completely in vitro tests. The invention has good biocompatibility, low cost of spraying process, high yield, controllable thickness of the coating layer, and slow and stable drug release rate.
Owner:上海赢生医疗科技有限公司

Method for preparing complex film of proton exchange film for fuel cell

The method includes following steps. The porous membrane of high polymer is dipped in ethanol solution in order to remove the organic matter on the surface. The organic solvent with high boiling point is added to the porous membrane, which is then put to the vacuum oven heating to obtain the composite proton exchange membrane of perfluorosulfuric acid. The thickness of the membrane is 10-100 micron m. The invention possessesthe advantages of easy to control the thickness of the composite membrane and the immersion quantity of the perfluoro resin, providing the membrane with the proporties of airtight and good intensity. It is safe to be used in the fuel cell.
Owner:SUNRISE POWER CO LTD

Preparation method of layer-by-layer self-assembled hollow fiber forward osmosis membrane

The invention discloses a preparation method of a layer-by-layer self-assembled hollow fiber forward osmosis membrane. The preparation method comprises the steps of: preparing hollow fiber forward osmosis base film, modifying hollow fiber ultrafiltration base film, repeating layer-by-layer assembly of polycation and polyanion layers, performing interface cross-linking polymerization for preparinga selective functional layer, conducting moisturizing, and carrying out treatment and storage so as to prepare the layer-by-layer self-assembled hollow fiber forward osmosis membrane. The surface of the hollow fiber self-support base film which is prepared by using a phase conversion method is activated firstly, layer-by-layer assembly of polycation and polyanion is repeated on the surface of thefilm so as to form an functional polarization layer for an electrolyte solution, and the polyamide selective layer is prepared through interfacial chemical cross-linking polymerization. The prepared hollow fiber forward osmosis membrane has a controllable thickness and an internal polarization layer with a high charge capacity, and the internal concentration polarization phenomenon can be alleviated effectively during the forward osmosis process; therefore, the hollow fiber forward osmosis membrane can simultaneously obtain high flux and low reverse salt flux, has high filtration separation efficiency, easy cleaning and a long service life, and can be widely applied to seawater desalination and concentration and desalination of brine.
Owner:西安金藏膜环保科技有限公司
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