176 results about "Metal chloride" patented technology

The invention discloses a preparation method of a catalytic membrane for organic wastewater treatment, which comprises the following steps: dissolving polyvinylidene fluoride (PVDF), a pore-forming agent and plant polyphenol in an organic solvent, and stirring to obtain a membrane casting solution, wherein the PVDF accounts for 12-20%, the pore-forming agent accounts for 1-8%, and the plant polyphenol accounts for 1-6%; standing and defoaming the membrane casting solution, blade-coating the membrane casting solution on a support body to form a membrane, and performing phase inversion in a water bath to obtain the plant polyphenol modified PVDF membrane; and immersing the membrane in a 3-10 mmol / L metal chloride aqueous solution, and reacting at 40-80 DEG C for 6-48 hours, so that metal ions and polyphenol are coordinated and crosslinked, and a metal-polyphenol network layer is formed on the surface of the membrane and the inner walls of membrane pores, thereby obtaining the catalytic membrane. The catalytic membrane can activate peroxymonosulfate (PMS) and synergistically degrade organic pollutants in water under a differential pressure filtration working condition, active sites are anchored stably, metal precipitation is reduced, and flux and catalytic efficiency are both considered.

The invention belongs to the technical field of rubber auxiliaries and rubber tracks, and particularly relates to a coupling agent composition for inhibiting rubber appearance flooding and application of the coupling agent composition in the rubber tracks. The coupling agent composition comprises the following components in percentage by weight: 15%-30% of coupling agent, 1%-15% of metal chloride and 70%-85% of clay mineral. Different from a microcapsule technology only aiming at anti-aging agent migration, the coupling agent composition disclosed by the invention can effectively capture various types of color-flooding source substances including carbon black residues, anti-aging agents, antioxidants and the like by starting from common characteristics (containing unsaturated bonds, heteroatoms and aromatic structures) of color-flooding small molecules and through the synergistic effect of the coupling agent and metal ions, so that the color-flooding source substances can be effectively captured. And the method has wide applicability. In addition, a composite system composed of the clay, the coupling agent and the metal chloride can improve the bonding strength of the rubber and a track framework material, and is suitable for being applied to a heavy-load rubber track.

The invention provides an iron-doped copper nanocluster nano-enzyme, a preparation method thereof and application of the iron-doped copper nanocluster nano-enzyme to detection of penicillin sodium by a colorimetric method. According to the preparation method, PVP-K30 and metal chlorate are taken as initial raw materials, deionized water is taken as a solvent environment, and the iron-doped copper nanocluster nanoenzyme is prepared through oil bath heating synthesis and dialysis purification. When 3, 3 ', 5, 5'-tetramethyl benzidine-hydrogen peroxide reaction is catalyzed by the nano-enzyme, the nano-enzyme is found to have an excellent peroxidase simulation effect, and rapid colorimetric detection of penicillin sodium is realized. The nano-enzyme provides an important thought for the development of novel nano-enzymes, and has a potential application value for the detection of antibiotics in a complex matrix.

The invention discloses a method for catalyzing degradation of polyolefin mixed plastic by using molten salt. The catalyst is composed of gallium chloride or gallium chloride and other metal chlorides, has a low melting point, high fluidity and strong Lewis acidity, and can degrade polyethylene (PE), polypropylene (PP), polystyrene (PS) plastics and mixtures thereof at 70-170 DEG C under a solvent-free condition to obtain C4-C16 + alkane, olefin and aromatic hydrocarbon. The method is suitable for actual waste plastic resource recovery, and has the advantages of mild conditions, low energy consumption, product controllability and the like.

Provided are a preparation method of an ion catalyst material for PET chemical recycling and a PET chemical recycling method. The preparation method of an ion catalyst material for PET chemical recycling includes the following. A metal chloride is added to an alkylimidazole-chloride ionic liquid to form a bisalkylimidazole-metal tetrachloride ionic liquid that is grafted on a porous carrier.

The invention discloses a sulfide solid electrolyte of a lithium ion battery, comprising: a sulfide solid electrolyte matrix comprising sulfur; the surface of the sulfide solid electrolyte matrix is coated with the coating layer, and the coating layer is formed by substitution reaction of metal chloride, 1-undecyl mercaptan and sulfur. The sulfide solid electrolyte disclosed by the invention is a sulfide solid electrolyte with high ionic conductivity and good interface stability at the same time. The invention also discloses a preparation method of the sulfide solid electrolyte, a composite sulfide solid electrolyte and a preparation method of the composite sulfide solid electrolyte.

The invention discloses a high-entropy metal sulfide nano material and a preparation method thereof, and relates to the field of high-entropy materials.Transition metal chlorate and sodium chloride are placed in a first reaction boat in the upstream area of a reaction container; placing the zinc sulfide nano-template in a second reaction boat in a downstream area of the reaction container; heating the reaction container to 500-525 DEG C at a first heating rate, keeping the temperature for 20-40 minutes, and transporting metal chloride gas volatilized by the eutectic effect of the precursor to a second reaction boat in a downstream area along with the dynamic airflow, so that the zinc sulfide nano-template reacts with the metal chloride gas; and cooling to room temperature at a second cooling rate, and collecting a solid product in the second reaction boat to obtain the high-entropy metal sulfide nano material. According to the method, the complex microstructure of the precursor template can be copied, and topological conversion is realized; and the chemical morphology, the components, the crystal structure and the like of the high-entropy nano material can be regulated and controlled.

The application belongs to the technical field of biomedical application of nanomaterials, and discloses a magnetic graphene nanocapsule as well as a preparation method and application thereof. The application provides a magnetic graphene nanocapsule, wherein the magnetic graphene nanocapsule is of a core-shell structure, the core is a magnetic metal, and the shell layer is a magnetic graphene nanocapsule, compared with traditional magnetic metal oxides, the heat production capacity and acid resistance are significantly enhanced, and stable hyperthermia conditions can be provided in the stomach. The application further provides a preparation method of the magnetic graphene nanocapsule, wherein inexpensive and readily available raw materials such as metal chloride and nitrate are used, the synthesis conditions are simple, and the method is suitable for mass production. The obtained magnetic graphene nanocapsule can enter a specified site through oral administration, such a drug administration mode can avoid the problems of liver accumulation and side effects of nanoparticles after entering the blood, and potential toxicity of nanoparticles after entering the systemic circulation is avoided.

The invention provides a Fe-Co-Ni series nano-alloy and a preparation method and application thereof, and belongs to the technical field of functional materials. The alloy is prepared by the following steps of: weighing and proportioning 0.5 mmol of each element by taking chlorate or acetylacetonate or acetate of iron, cobalt, nickel, manganese, copper, zinc and the like with the purity of more than 99.5% and other metal chlorides which are rich in earth surface and economical and practical as precursors, putting the precursors into a pressure-resistant bottle, taking n-trioctylphosphine oxide (TOPO) as a ligand, taking ethanol and 1-octadecene (ODE) as a mixed solvent, and uniformly stirring to prepare the alloy. And synthesizing the hexagonal nano-alloy at low temperature by using a wet chemical method. The method can be used for synthesizing 3-10-element medium-entropy and high-entropy alloy, and has a wide application prospect. The synthesis is a precise process which is guided by an organic ligand, is coordinated by multiple metals and is subjected to nucleation-self-assembly-anisotropic growth.

The application discloses a kind of based on self-porous polymer's ammonia hydrogen separation membrane and preparation method thereof, comprising the following steps: S1, TTSBI-M is reacted with TFTPN at high temperature, and synthesis contains benzyl methyl self-porous polymer PIM-M;S2, after PIM-M is completely dissolved in chlorobenzene, bromine is added, and ammonia hydrogen separation membrane based on self-porous polymer is prepared by reaction;S3, PIM-Br is dissolved in organic solvent, and casting solution is obtained, which is dropped on super flat culture dish, and PIM-Br base film is obtained after solvent volatilization;S4, base film is soaked in polyamine solution, and the self-porous polymer membrane of amine crosslinking is obtained, then it is soaked in halogenated alkane solution to realize quaternary ammonium modification, and modified membrane is obtained;S5, modified membrane is soaked in metal chloride solution and chelated, then the membrane is taken out and washed with deionized water, and ammonia hydrogen separation membrane based on self-porous polymer is obtained.The self-porous polymer membrane prepared by the application has excellent ammonia hydrogen separation capacity, and also has excellent mechanical properties.

The invention relates to the technical field of medical materials, particularly discloses a photo-thermal biogel, and also discloses a preparation method of the photo-thermal biogel. The photo-thermal biogel provided by the invention is prepared from the following raw materials: amino-containing biomacromolecules, a bifunctional aldehyde cross-linking agent, photo-thermal nanoparticles and chlorinated metal salt. The photo-thermal biological gel provided by the invention can simultaneously realize multiple functions of synergistic hemostasis, photo-thermal adhesion, antibacterial protection, mechanical durability and the like. Moreover, the photo-thermal biogel provided by the invention can be compatible with a portable near-infrared light source, can be used in a simple and crude environment, does not need to depend on advanced operation infrastructures, and has the advantage of low cost.

This invention provides a liquid chlorine storage material for separating and storing chlorine from chlorine-containing gases. The material is a mixed ionic liquid composed of at least one organic salt and one additive, wherein the organic salt is selected from one or more quaternary ammonium salts, and the additive is a metal chloride. The chlorine storage material is liquid at 25°C and a pressure of 1000±100 hPa. This invention provides a storage medium with a high chlorine storage rate, high chlorine storage density, simple release conditions, and high chlorine purity. This storage medium effectively reduces the saturated vapor pressure of chlorine at room temperature, improving the safety of chlorine transportation and use.

The application discloses a method for producing ethanol by poplar enzymolysis fermentation, and adopts metal chloride and ethanol aqueous solution to pretreat poplar firstly, and then carries out simultaneous saccharification and fermentation to produce ethanol; the metal chloride is aluminum chloride and / or chromium chloride. After the poplar is pretreated by the method, the simultaneous saccharification and fermentation is carried out, when the substrate concentration of the poplar is 30%, the yield of glucose produced by poplar enzymolysis can reach 62.28 g / L; when the substrate concentration of the poplar is 32%, the yield of glucose produced by poplar enzymolysis can reach 64.85 g / L. The method can effectively remove lignin, improve the reaction activity of cellulase, effectively improve the efficiency of poplar enzymolysis fermentation, and improve the yield of ethanol.

The invention belongs to the technical field of biosensing of organic electrochemical transistors, and particularly relates to an organic electrochemical transistor for improving biological monitoring performance, a preparation method and application. The organic electrochemical transistor comprises a substrate, a source electrode, a drain electrode, an active layer, an ionic gel layer and a bioactive solution layer, the source electrode and the drain electrode are deposited on the substrate, the active layer is attached above the source electrode and the drain electrode, the ionic gel layer is attached above the active layer, and the bioactive solution layer is attached above the ionic gel layer. The bioactive solution layer is composed of guar gum, glycerin and a metal chloride aqueous solution. The organic electrochemical transistor can be tightly attached to the biological epidermis, toxic and side effects on organisms are avoided, meanwhile, the OECT detection performance is improved, and the monitoring sensitivity is improved.

The application discloses high-entropy metal phosphide nanowires and a preparation method and application thereof. The preparation method comprises the following steps: high-temperature treatment is performed on carbon nanotubes, the high-temperature treated carbon nanotubes and metal chlorides are mixed and ball milled to obtain a mixture, the metal chlorides comprise chlorides of more than five metal elements; in a protective atmosphere, the mixture is placed in a reaction chamber, heated to perform a first reaction, and then cooled; a phosphorus source and a product obtained in the first reaction are respectively placed in different areas of the reaction chamber, heated to perform a second reaction, and high-entropy metal phosphide nanowires are prepared. The preparation method of the high-entropy metal phosphide nanowires provided by the application utilizes carbon nanotubes as a template to construct, fills multiple chlorides, and then reacts with a phosphorus source under high-temperature conditions to obtain one-dimensional high-entropy metal phosphide, and the prepared high-entropy metal phosphide nanowires can be used as an electrocatalyst with excellent activity and stability, applied to electrocatalytic water splitting, and has a wide prospect.

The invention belongs to the technical field of catalytic materials, and particularly discloses an ionic liquid catalyst for preparing methylacrolein and a preparation method of the ionic liquid catalyst. According to the preparation method, ionic liquid (protonated morpholine hydrochloride or 1-butyl-3-methylimidazole chloride salt) and metal chloride are subjected to a reaction, metal chelating ionic liquid is obtained, and the ionic liquid catalyst is obtained. The ionic liquid catalyst disclosed by the invention is simple in synthesis operation and mild in reaction condition, and has good industrial amplification potential; compared with the traditional supported or single metal salt catalyst, the catalyst provided by the invention has the advantages that the metal ion loss or agglomeration phenomenon is not easy to occur in the use process, the service life of the catalyst is effectively prolonged, and the problem that the existing catalyst is easy to inactivate is solved; the catalyst is adjustable in active center, high in selectivity and excellent in catalytic performance.

The invention relates to a method for preparing an adsorption material, and the method comprises the following steps: active carbon, transition metal chloride, an activator and olefin are contacted and react to obtain the adsorption material, and the activator is triethylamine hydrochloride chloroaluminate. According to the present invention, the activator and the transition metal chloride are adopted as the catalyst, the olefin is subjected to the reaction under the action of the catalyst, such that the olefin is loaded on the surface of the active carbon so as to effectively improve the hydrophobic property of the adsorption material, and the adsorption capacity and the moisture resistance of the material on the high-humidity VOCs can be effectively improved; after the adsorption material provided by the invention is in contact with a high-humidity material flow containing VOCs, the adsorption quantity of the VOCs can be effectively improved. And the preparation process is simple, low in cost and easy for large-scale production.

A three-compartment electrowinning cell comprises a cathode in contact with a catholyte comprising a metal chloride dissolved in aqueous hydrochloric acid, optionally containing an additive, such as DMSO, and an anode in contact with an aqueous anolyte. The catholyte and anolyte are in separate compartments separated from each other by a middle compartment between an anion exchange membrane (AEM) on the catholyte side, and a cation exchange membrane (CEM) on the anolyte side. The middle compartment comprises an aqueous solution of a salt. The salt solution provides a compartment to maintain charge neutrality and provides a clean solution for subsequent electrodialysis, which closes the process loop. The electrowinning products are a metal (e.g., a critical metal such as Zn or a non-critical metal such as iron), which deposits on the cathode, and oxygen gas which is generated at the anode.

The invention provides a low chlorine loss process for producing polycrystalline silicon by a GCL silane fluidized bed method, which comprises the following steps: step 1, enabling chlorosilane waste liquid generated in the polycrystalline silicon production process to pass through a rotary drum filtering unit to obtain a chlorosilane liquid phase and waste residue; 2, recycling the chlorosilane liquid phase, feeding the waste residues into a waste residue drying unit, and evaporating residual chlorosilane and metal chloride in the waste residues to obtain dried waste residues; 3, the dried waste residues are input into a reaction etching unit to be reused, and recoverable chlorosilane and tail gas to be treated are obtained. According to the technical scheme provided by the invention, the recovery rate and the utilization efficiency of chlorine resources are improved, and the emission pollution of chlorine elements is reduced.

The invention discloses a chloride solution electrolysis recycling method in a metal smelting separation process, which is characterized in that a metal chloride solution and a sodium chloride solution which are obtained in the metal smelting separation process, and a sodium hydroxide solution and hydrochloric acid which are prepared by an electrolysis method are recycled in the metal smelting separation process. CO2 generated in the roasting process is recycled to be circularly used in the metal carbonization precipitation process, material recycling in the smelting separation process is achieved, the technology is good in applicability, and the common problems that in the industry at present, waste water tail end treatment is high in energy consumption and cost, and materials are difficult to recycle are solved.

The application provides a diluent of a peroxidase conjugate and application thereof, and the diluent comprises a basic buffer, a coagulant, a surfactant, an alkali metal chloride and an inert protein; the surfactant is selected from one or more of polyoxyethylene fatty alcohol ether-1, polyoxyethylene fatty alcohol ether-4 and polyoxyethylene fatty alcohol ether-5; the concentration of the coagulant is 0.02w / v% to 0.1w / v%; the concentration of the surfactant is 0.02w / v% to 0.5w / v%; the concentration of the alkali metal chloride is 0.5w / v% to 1w / v%; and the concentration of the inert protein is 0.1w / v% to 0.5w / v%. The diluent can reduce the background signal value of chemiluminescence immunoassay, and improve the signal-to-noise ratio of each detection index, so as to improve the sensitivity and accuracy of the chemiluminescence immunoassay technology.

According to an aspect of the present invention, provided is a method for preparing an inorganic powder. The method for preparing an inorganic powder may comprise the steps of: (a) introducing a solid metal chloride-metal oxide composite into a chemical vapor synthesis reactor; (b) selectively vaporizing the metal chloride in the metal chloride-metal oxide composite introduced into the reactor, and collecting the unvaporized solid metal oxide; and (c) reacting the vaporized metal chloride with a reaction gas to produce an inorganic powder.

The invention discloses cold hydrogenation chlorosilane online detection equipment and method, and a cold hydrogenation production system and method. The equipment comprises a primary pretreatment unit, a secondary pretreatment unit, a heat preservation unit and a detection unit, the primary pretreatment unit comprises a sample inlet pipeline, a silicon powder filter and a pressure reducing valve; the heat preservation unit comprises a heat tracing piece and a heat tracing box body, and the secondary pretreatment unit is arranged in the heat tracing box body and comprises a first pipeline, a first coil pipe, a first filter, a vaporizer and an adsorber; and the detection unit is communicated with the gas outlet of the adsorber. According to the method, silicon powder and metal chloride impurities such as aluminum chloride and ferric chloride in the cold hydrogenated chlorosilane can be removed before detection, so that online detection on the components and concentration of the cold hydrogenated chlorosilane is effectively realized, and a real-time basis is provided for adjusting the raw material ratio and reaction conditions in the cold hydrogenated production process; therefore, the raw material ratio and the reaction conditions in the cold hydrogenation production process are adjusted in time according to the online detection result, and the conversion rate of the cold hydrogenation reaction is improved.

The application discloses a high-strength solid-state battery packaging nylon film, which comprises a nylon layer, an aluminum foil layer and a heat-sealing layer, the nylon layer is prepared by a two-way stretching process after polyamide 66 and metal chloride are solution-blended, the metal chloride is a compound of calcium chloride and lanthanum chloride; the surface of the nylon layer is subjected to fluorination modification treatment, the fluorination modification treatment is grafting trifluoropropyltrimethoxysilane on the surface of the nylon layer; the heat-sealing layer is a polypropylene film, which is prepared by a flow casting process after a polypropylene matrix and a composite additive are melt-blended, and the composite additive is composed of an antioxidant, a stabilizer and an organic silicon polymer anti-blocking agent; and the nylon film prepared by the application has high strength and good comprehensive performance.

A bipolar membrane BP characterized in that particles 5 of a basic metal chloride are distributed in the interface between a cation-exchange membrane 1 and an anion-exchange membrane 3.

The invention discloses a porous catalyst based on a biomineralization template, a composite catalytic membrane and preparation and application thereof, and the porous catalyst is prepared by the following method: adding a metal chloride into a transition metal salt solution, then adding the biomineralization template, and stirring in a water bath for reaction; after the reaction is finished, performing suction filtration and drying, and grinding to obtain solid powder; wherein the biomineralization template is selected from one or two of waste pearls and shells; and fully calcining the solid powder in an air or nitrogen atmosphere, naturally cooling the solid powder to room temperature, and washing and drying the solid powder to obtain the porous catalyst based on the biomineralization template. According to the porous catalyst based on the biomineralization template, the magnesium oxide or zinc oxide loaded Co or Cu porous catalyst is synthesized through high-temperature conversion and washing of the biological template, and the performance efficiency of degrading organic pollutants can be improved. The method adopts simple dipping and calcining methods for preparation, and the process flow is short.

The invention belongs to the technical field of water electrolysis hydrogen production, and relates to a bimetal boride water splitting electro-catalysis material and a preparation method and application thereof.The preparation method comprises the following steps that S1, metal boride, metal chloride and magnesium powder are weighed according to the molar ratio of 2: 1: (1-5), ground and mixed, and the mixture is sealed in a quartz tube in a vacuum mode; s2, calcining the quartz tube at the temperature of 800 DEG C to 1000 DEG C; and S3, grinding the solid sample, dispersing into a sulfuric acid solution, soaking to remove impurities, centrifugally cleaning with water and ethanol, and drying to obtain the bimetallic boride material. According to the invention, the metal diboride is used as a basis, the metal chloride is added as a second metal source, the magnesium powder is added as an auxiliary, the heat released by the magnesiothermic reduction reaction is used for assisting solid-phase synthesis, the reaction temperature is low, and the synthesis steps are simple; the prepared bimetallic boride material has extremely high purity and crystallinity; and has Nigt; cogt; the regular water electrolysis hydrogen production performance of Fe is beneficial to research on the structure-function relationship between an electronic structure and catalytic performance.

Provided are: an ion exchange membrane which has small variation in current efficiency, and with which it is possible to produce an aqueous alkali hydroxide solution that has excellent caustic quality; an alkali chloride electrolysis apparatus which comprises the ion exchange membrane; and a method for producing an alkali hydroxide.　The ion exchange membrane comprises a layer (S) that contains a fluorine-containing polymer having a sulfonic acid-type functional group and a layer (C) that contains a fluorine-containing polymer having a carboxylic acid-type functional group, wherein: a woven fabric is disposed in the layer S; the woven fabric is configured from yarns A that extend in one direction and yarns B that extend in a direction substantially orthogonal to the yarns A; and the amount of displacement of the ion exchange membrane is 10-20 mm when a pulling operation is performed for 10 minutes, the pulling operation repeatedly performing an operation 1 for pulling the ion exchange membrane for 1 second at a pulling load of 10 N and an operation 2 for pulling the ion exchange membrane for 0.1 second at a pulling load of 0.1 N in a direction that is at an angle of 45 degrees to the direction in which the yarns A extend in the plane of the ion exchange membrane.

The invention relates to the field of electronic-grade chlorine production, and particularly discloses an electronic-grade chlorine production and purification system and a production process thereof.The electronic-grade chlorine production and purification system comprises a raw material dehydration unit, a light component removal unit and a product refining unit, and the raw material dehydration unit comprises a first heat exchanger, a first condenser, a first reboiler and a first rectifying tower. Moisture and nitrogen trichloride in raw materials are removed through rectification operation of the first rectification tower, corrosion of wet chlorine to follow-up equipment is prevented, metal ion pollution is introduced, materials extracted from the tower top then enter the second rectification tower, and low-boiling-point impurities such as carbon dioxide are separated and removed through boiling point difference; liquid chlorine in the tower kettle of the second rectifying tower enters a third rectifying tower, high-boiling-point heavy components such as metal chlorides are further removed, a high-purity electronic-grade chlorine product is finally extracted from the tower top, heavy components discharged from the tower kettle of the third rectifying tower need to be regularly fed into waste liquid for treatment, and the whole process adopts a sequence of pre-dehydration, light component removal and heavy component removal; the work division is clear; and the equipment is effectively protected.

A method for forming a metal-containing film comprises: a) exposing a substrate to a vapor of a metal-containing film-forming composition; b) exposing the substrate to a co-reactant; and c) repeating the steps of a) and b) until a desired thickness of the metal- containing film is deposited on the substrate using an ALD process. The metal- containing film-forming composition comprises a metal chloride precursor M(R1R2R3R4R5Cp)xCly, preferably selected from Hf(sPentylCp)Cl3 or Zr(sPentylCp)Cl3. A deposition temperature is preferably higher than 400°C.