102results about How to "Strong oxidation resistance" patented technology

The invention relates to an ionization device, in particular to a ring dielectric barrier discharge ionization device, which comprises an insulating medium cavity, discharge electrodes, a repeller electrode, an insulating medium and a power supply, wherein one end of the insulating medium cavity is open, and the other end of the insulating medium cavity is closed; a gas inlet is formed in a sidewall close to the closed end of the insulating medium cavity; the discharge electrodes are ring electrodes which form a group, closely surround the periphery of the middle part of the insulating medium cavity, and are clad by the insulating medium; the repeller electrode is a circular metal plate, and is arranged in the closed end of the insulating medium cavity and positioned above the discharge electrodes; and the power supply supplies power to the discharge electrodes. The ring dielectric barrier discharge ionization device has the characteristics of discharge stability, no electrode pollution, oxidation resistance, low power consumption, long service life, wide working air pressure range and the like, and can be widely applied in the fields of mass spectrometric ionization sources, plasma treatment, material preparation and the like.

The invention relates to a treatment method and a device of landfill leachate concentrate. The method comprises the following steps: Step S1: carrying out chemical softening treatment on the concentrate to reduce hardness of the concentrate, Step S2: filtering effluent of Step S1 with a microfiltration membrane to remove suspended solids from the concentrate, and Step S3: carrying out reverse osmosis treatment on effluent of Step S2 with a disc tubular reverse osmosis membrane to form recycled effluent. The method and the device have the following advantages: 1, a 'chemical softening, microfiltration membrane and DTRO (Disk Tubular Reverse Osmosis)' technology is employed for treating the nanofiltration and reverse osmosis concentrate, the fresh water yield of a whole system is increased, the recycling of water resources is achieved, and operating cost of a power plant is saved; and 2, the 'chemical softening, microfiltration membrane and DTRO' technology is employed for treating the nanofiltration and reverse osmosis concentrate, so that the concentrate is reduced, and the predicament that the yield of the concentrate is high, and the power plant cannot eliminate the concentrate is solved.

The invention relates to the field of preparation of diaphragms of alkaline batteries such as zinc-silver batteries, and in particular relates to a zinc-silver battery composite diaphragm with an inorganic coating and a preparation method of the zinc-silver battery composite diaphragm. The composite diaphragm comprises an organic polymer material bottom film and the inorganic coating which is coated on the surface of the organic polymer material bottom film. The organic polymer material bottom film is used for ensuring the flexibility of the diaphragm, and a hydrophilic inorganic material endows the diaphragm with high liquid absorption rate, high oxidation resistance and high alkaline corrosion resistance. Meanwhile, inorganic particles have a function of regulating the aperture size of the composite diaphragm. Film-coating paste is obtained by mixing the inorganic particles, an adhesive, additives and the like, the inorganic coating is coated on the surface of the organic polymer material bottom film, and the composite diaphragm is obtained through a drying process and the like. An inorganic material and a conventional organic polymer material are composited, the advantages of the two materials are integrated, and the defects of a conventional zinc-silver battery diaphragm are overcome. The zinc-silver battery composite diaphragm has the characteristics of simple filming process, low cost, high comprehensive performance and the like, and the large-scale and large-size production of diaphragms is facilitated.

The invention discloses a scale and corrosion inhibitor for oilfield water injection, which is composed of the following components in percentage by mass: 10-20% of oxidized amino trimethylene phosphonic acid, 5-15% of terpolymer, 2-8% of imidazoline-ammonium-salt, 0.5-2 parts of sodium gluconate and the balance of deionized water, wherein oxidized amino trimethylene phosphonic acid is trimethylene phosphonic acid, and is synthesized by heating and oxidizing amino trimethylene phosphonic acid and hydrogen peroxide at a temperature of 60-90 DEG C under alkaline conditions; the terpolymer is maleic anhydride-acrylic acid-polyoxyethylene ether acrylate terpolymer.

The invention discloses a low temperature setting elastic coating wire manufacturing process, in particular relates to a coating manufacturing process which implements the low temperature setting on polyolefin elastic filament fiber. The technological process of the invention is mainly divided into four parts of elastic wire feeding, tensile covering, relaxation coiling and the last lower temperature setting of textile. In every process step, specific process conditions are selected. Especially when the low temperature setting condition is selected, such as 60 or 70 DEG C, the setting of the elastic long fiber textile can be realized. At the same time, proper traction force, traction multiple, coating twist, winding speed, etc. are matched in the coating wire manufacturing process. The invention has the advantage that wearing fabrics with high quality can be produced under the effective energy saving condition. Fabric strength, heat setting property, etc. are well guaranteed. And the operation is more convenient. The invention can be widely applied to the preparation process of various high-grade fabrics.

The gasoline oxidation reformation hydrogen manufacturing catalyst is a loaded catalyst using one of Al2O3, ZrO2, TiO2, MgO and iolite as carrier, and is characterized by that RuO2 is used as main catalytic component, its content is 0.1-0.8 wt% of total weight of said catalyst, and one or several kinds of oxides of rare earth elements, oxides of alkaline earth metals and oxides of alkali metals are used as auxiliary catalytic component, and its content is 1-10 wt% of total weight of said catalyst.

The invention provides a multi-layer composite filtering net for an HEPA filter. The multi-layer composite filtering net for the HEPA filter is characterized by sequentially comprising polytetrafluoroethylene membrane polyester non-woven cloth, an activated-carbon-supported formaldehyde scavenger filtering net, an HEPA filtering net and polytetrafluoroethylene membrane polyester non-woven cloth from the windward end to the downwind end. A single HEPA filtering net of an HEPA filter of the prior art is replaced by the multi-layer composite filtering net, not only conventional particles but also formaldehyde can be efficiently removed, the application range is wide, the filtering efficiency is high, and the service life of the HEPA filtering net is prolonged.

The invention discloses a plastic substrate electroplating method. According to the plastic substrate electroplating method, the treatment time of such processes as roughing, copper plating and nickel plating is reduced, a semi-bright nickel plating process in a traditional electroplating process is directly cancelled, the production capacity is greatly improved, the electroplating cost and the usage amount of chromium are reduced so that the pollution on the natural environment is reduced, and the time taken by the traditional process and the thickness of a copper plated layer as well as the thickness of a nickel plated layer are reduced; the plastic substrate electroplated surface finally treated by use of a PVD coating method is more environment-friendly in contrast with the traditional electroplating process, and is better in heat resistance, corrosion resistance, scratch resistance and oxidation resistance; and in addition, a temperature and a gas content adopted in the PVD coating technology are adjusted so that the PVD films of various bright colors with strong metal texture and third dimension can be formed to overcome the shortcoming of thin colors that can be plated by use of the traditional plastic electroplating process.

The invention relates to a novel aluminum steel continuous casting tundish covering agent and the application thereof and belongs to the technical field of steel continuous casting. The tundish covering agent comprises components, by mass, 26-35% of CaO, 26-13% of SiO, 22-32% of Al2O3, 5-12% of MgO, 8-15% of (Na2O+Li2O) and 2-8% of B2O3. The tundish covering agent has the low viscosity of 0.5-1.2 Pa.s at the temperature of 1300 DEG C and has the low melting temperature of 1180 DEG C-1300 DEG C, can effectively absorb impurities in aluminum steel, improve the cleanness of molten steel in a tundish, well prevent the molten steel from being oxidized for the second time, and improve the quality of a casting blank, and has the advantages of being good in heat preserving property and the like. The designed covering agent can be well applied to the aluminum steel continuous casting process with the Al mass percentage within the range of 0.3-3%.

The invention discloses an aluminum-zinc-silicon-strontium-rare earth alloy ingot for continuous hot dipping and a manufacturing method of the aluminum-zinc-silicon-strontium-rare earth alloy ingot and relates to the technical field of alloy materials. The aluminum-zinc-silicon-strontium-rare earth alloy ingot is prepared from the following components in percentage by weight: 55 percent of aluminum, 43.19 percent of zinc, 1.65 percent of silicon, 0.1 percent of strontium and 0.06 percent of rare earth. The prepared aluminum-zinc-silicon-strontium-rare earth alloy coating has the characteristics of good adhesion performance, reliability in durability, oxidative resistance and acid and alkaline resistance and is capable of prolonging the service life of a coating product, solving the problem in the prior art of eliminating impurities which are generated as a melt of an aluminum alloy with a high ratio flows and an alloy melt is in a state of a high-temperature zinc pot for a long time and enabling the application of the product to be stable.

The invention belongs to the field of sintered rare earth permanent magnet material manufacturing, and particularly relates to a manufacturing method of sintered neodymium iron boron. The preparationmethod comprises the following steps: obtaining neodymium-iron-boron alloy powder by using a conventional process; dissolving an organic matter coating agent into an organic solvent to prepare an organic matter coating solution; mixing the organic matter coating solution with neodymium-iron-boron alloy powder, and uniformly mixing, so that the surface of the powder is coated with a compact organicmatter coating film so as to achieve the effects of oxidation resistance, lubrication and bonding; and putting the powder into a mold, and carrying out magnetic field molding to directly press a high-density, high-strength and low-oxygenation green body without isostatic pressing, so that the sintered product has high dimensional precision, and the method is a near-net molding method.

The present invention relates to a chelating chiral boric acid ester, its preparation method and application. Said invention provides its structure general formula, and it is made up by glycol or diphenol, alkamine or amino acid and boron compound and making them produce reaction. It is characterized by that in the above-mentioned glycol, diphenol, alkamine or amino acid at least one of them is chiral compound. Said invented chelating chiral boric acid ester as catalyst possesses high thermal stability, hydrolysis stability and optical stability, and has strong oxidation resistance and acidolysis resistance. It is low in cost, and has the extensive application in asymmetric catalytic synthesis process.

The invention relates to a composite additive for industrial gear oil. The composite additive for industrial gear oil is basically characterized by comprising, by weight, 9-11% of an antioxidant; 8-10% of an antiwear agent; 10-12% of an anti-extreme pressure agent; 9-11% of a demulsifying agent; 10-12% of a foam inhibitor; 4-6% of a pour-point depressant; 4-6% of a tackifier; 3-4% of nanoscale copper oxide powder; 4-5% of nanoscale magnesium powder; and the balance base oil. The antioxidant is sterically hindered phenol; the antiwear agent is dialkyl dithiophosphate; the anti-extreme pressure agent is chlorinated paraffin; the demulsifying agent is polyalkoxyl polyol; the foam inhibitor is polyacrylic ester; the pour-point depressant is polyalkyl methacrylate; and the tackifier is polyisobutylene. Being economical and practical, the composite additive for industrial gear oil provided by the invention has the advantages of simple preparation scheme, strong thermal stability, good high temperature extrusion performance, strong oxidation resistance and high wear resistance, can prolong the demulsibility life, and can enhance the anti-foaming performance, and is superior to similar products in terms of comprehensive performance. The waste oil is degradable, thus improving the environmental protection requirements.

The invention discloses an aluminum-zinc-silicon-strontium-magnesium-rare earth alloy ingot for continuous hot dipping and a manufacturing method of the aluminum-zinc-silicon-strontium-magnesium-rare earth alloy ingot and relates to the technical field of alloy materials. The aluminum-zinc-silicon-strontium-magnesium-rare earth alloy ingot is prepared from the following components in percentage by weight: 12 percent of aluminum, 86.55 percent of zinc, 0.36 percent of silicon, 0.03 percent of strontium, 1 percent of magnesium and 0.06 percent of rare earth. The prepared alloy coating has the characteristics of good adhesion performance, reliability in durability, oxidative resistance and acid and alkaline resistance and is capable of prolonging the service life of a coating product, solving the problem in the prior art of discoloration of the product and enabling the product to be stored for a long time.

The invention relates to the field of sewage treatment and recycling and discloses a method for recycling residual liquid in a dye vat. The method comprises the following steps: S11, collecting the residual liquid; S12, filtering the residual liquid to remove impurities; S13, introducing the residual liquid into a special membrane separation system to obtain produced water and concentrated water;S14, recycling the produced water and collecting and discharging the concentrated water. The residual liquid in the dye vat is decolorized by the special membrane separation system, salt in the residual liquid is retained in the produced water, the salt in the residual liquid is recycled while dyeing sewage is purified and treated, and accordingly, treatment burden of a sewage plant is reduced, energy is saved, the environment is protected, and the production cost is reduced.

The application relates to the field of the electrostatic device, and especially relates to an electrostatic suppressor with an electrostatic protection function. The electrostatic suppressor comprises a substrate, electrodes arranged at the periphery of the substrate; the electrodes comprise an inner electrode and an outer electrode; the inner electrode comprises first inner electrodes arranged at a left side and a right side of the substrate, and second inner electrodes distributed at an upper side and a lower side of the substrate, and the outer electrode is arranged at the external of eachfirst inner electrode; a first tin coating is coated at the external of each outer electrode, and a first nickel coating is coated at the external of each first tin coating; an insulation layer is arranged at the external of the second inner electrode, and a pressure-sensitive material layer is arranged between the second inner electrode and the insulation layer. The finally obtained product is low in capacity, small in current leakage, low in triggering voltage, good in stability, and fast in response speed, and has over-current and over-voltage dual-protection function, and the electrostatic suppressor has high reliability degree on the circuit safety protection.

The invention discloses a composite sleeve penetrating through a cabinet. The composite sleeve comprises a power bus pipe composed of an electric conduction copper bar core, wherein the electric conduction copper bar core is at least wrapped by a composite silicone rubber layer, a flange plate is arranged in the middle of the power bus pipe, the power bus pipe is divided into a first power bus pipe section and a second power bus pipe section through the flange plate, and umbrella skirts are arranged on the outer surface, located on the first power bus pipe section, of the composite silicone rubber layer. The composite sleeve has the advantages of being long in creepage distance, capable of resisting oxidation, high in pollution resistant capacity and convenient to install, and the service life of the high-voltage switch cabinet can be effectively prolonged.

The invention discloses an oxidation-resistant amylase mutant and a preparation method thereof, and belongs to the field of genetic engineering. The preparation method of the invention adopts Bacillus alcalophilus JN21 (CCTCC NO: M 2011231) amylase as a female parent, and performs site-directed mutagenesis of the Bacillus alcalophilus amylase sequence by molecular biology technology. Under the reconstruction conditions, the Bacillus alcalophilus amylase is treated at 40 DEG C in 500 mM H2O2 environment for 30 min, and the enzymatic activity residue is increased from 18% of a control (before mutation) case to 92%; with the strategy, the oxidation resistance of the amylase is greatly increased, which lays a foundation for the application of the amylase in industrial production fields of weaving desizing, washing agent additives, and the like. The strategy has important guidance meaning for the reconstruction of oxidation resistance of amylase and other enzymes.

The invention relates to a metal ceramic lubricating oil couplant, which is composed of: 2-16% of metal ceramic; 1-9% of shielding phenol; 1-8% of diphenylamine; 2-9% of ethoxyphenol; 2-12% of benzotriazole; 1-11% of polymethacrylate; 2-12% of phosphorodithioate; 1-11% of polyalkoxyphenol; 1-12% of polyisobutylene succinate; 1-11% of sulfurized isobutylene; and the balance base oil. The invention adopts the boride base metal ceramic, which has high hardness and melting point, low density and is resistant to corrosion, abrasion and extreme pressure. Thus, the prepared product has strong thermal stability, good high temperature extreme pressure performance, strong oxidation resistance, high wear resistance, and strong demulsification ability.

The invention discloses a building brick and a wall built by the brick. The building brick comprises a rectangular brick body, the brick body comprises a convex hull and a groove, wherein the convex hull and the groove are respectively arranged on two opposite side faces; a plurality of through holes or / and a plurality of open slots are formed in the brick body, and all penetrate through the two opposite side faces of the brick body; the second open slots of the brick bodies on the same layer of the wall are overlapped to form a through horizontal containing cavity, and the center lines of the through holes in the brick bodies on adjacent layers are overlapped with the center lines of a first open slot containing cavity to form a through vertical holding cavity. The building brick disclosed by the invention has the beneficial effects of improving the construction efficiency, reducing the manpower cost, saving the material, avoiding waste, ensuring personal safety of workers, being firm in structure and long in service life, facilitating the installation and maintenance of subsequent pipelines, having excellent heat preservation, sound insulation performance and strong oxidation resistance and saving the subsequent decoration cost; the technology is suitable for all current building bricks.

The invention discloses a carbon-containing temperature measurement tube oxidation-resistance coating which comprises the following compositions in percentage by weight: 40-59.9 percent of fillers, 40-59.9 percent of binder and 0.1-0.4 percent of opacifier, wherein the fillers is silicon dioxide, and the binder comprises the following compositions: 27.15-39.9 percent of kaolin micropowder, 8-11 percent of boric acid, 1-2 percent of aluminum dihydrogen phosphate, 1-3 percent of silicon micropowder, 2.5-3.5 percent of yellow dextrin and 0.35-0.5 percent of chromium oxide. A preparation method of the coating comprises the following steps of: uniformly mixing the 40-59.9 percent of the silicon dioxide, 40-59.9 percent of the binder and 0.1-0.4 percent of the opacifier, and then ball milling at high speed on a ball mill to prepare the oxidation-resistance coating. A using method of the oxidation-resistance coating comprises the following steps of: adding water to the oxidation-resistance coating, uniformly mixing, spraying the mixture on a temperature measurement tube, roasting and then directly using. Therefore, the service life of the oxidation-resistance coating is prolonged from 23h to 30h, and prolonged by 30 percent.

The invention discloses a high-voltage lithium ion battery non-aqueous electrolyte. The high-voltage lithium ion battery non-aqueous electrolyte comprises an electrolyte lithium salt, a non-aqueous organic solvent and additives, and the additives comprise the following components in percentage by mass in the high-voltage lithium ion battery non-aqueous electrolyte: 0.5-1.0% of a sulfur compound, 0.5-3.0% of a positive electrode protection additive and 0.1-8.0% of a negative electrode film-forming additive. The invention also discloses a high-voltage lithium ion battery. The high-voltage lithium ion battery non-aqueous electrolyte can effectively inhibit dissolution of metal ions, reduce decomposition and gas production of the electrolyte, improve the cycle performance of the battery underhigh voltage, reduce the impedance of the battery and improve the low-temperature performance of the lithium ion battery.

The present invention is production process of no-carbon copy paper with high light tolerance, color fastness and long retention time. The production process includes the following steps: preparing cassava-corn glue, preparing developer paint, preparing color base paint, spreading the developer paint to the lower side of paper, and spreading the color base paint to the upper side of paper.

The invention relates to an oxidation resistant coating and a preparation method thereof. The oxidation resistant coating is formed on a C / SiC composite material, and the C / SiC composite material is prepared by melting siliconizing; the oxidation resistant coating comprises a SiC inner coating formed on the C / SiC composite material surface with thickness being no more than 30 [mu]m, and a SiC-ZrB2transition coating on the SiC inner coating and a ZrB2-MoSi2-borosilicate outer coating on the SiC-ZrB2 transition coating are formed. When the C / SiC composite material is formed with the oxidation resistant coating provided by the invention, the composite material can resist oxidation for a long time in the temperature range of 600-2000 DEG C, both the oxidation resistant performance and the thermal shock resistant performance are achieved, and the use requirements of an aircraft can be met.

The invention belongs to the field of lithium ion battery materials and material science, and particularly relates to a preparation method of a battery cathode material with the surface coated with composite oxides. The preparation method comprises the following steps in sequence: (1) dissolving multiple metal sources in an organic solvent, adding an inhibitor into the organic solvent, adding a parent material prepared in advance while stirring, adding urea, uniformly stirring, introducing steam from the bottom of the feed liquid, and stirring at the temperature till dry; (2) sintering a well dried sample in ventilation atmosphere; (3) crushing and sieving the well sintered sample, so as to obtain the battery cathode material with the surface coated with composite oxides. The preparation method has the advantages that the contact between the battery cathode material and the electrolyte and falling-off of the coating layer during the cyclic process are effectively avoided, excessively fast local hydrolysis is prevented, that the coating layer is slowly generated is facilitated, and higher thermodynamic stability, higher oxidative resistance and reducing property, as well as good electrical conductivity are achieved.

The invention relates to a composite additive used for industrial gear oil. The composite additive is basically characterized by comprising, by weight, 7-9% of an antioxidant; 6-8% of an anti-abrasion agent; 5-6% of a metal deactivator; 5-7% of an antiwear agent; 4-6% of an extreme pressure agent; 8-10% of a demulsifying agent; 4-5% of a friction modifier; 5-7% of a pour point depressant; 8-10% of a foam inhibitor; 8-10% of metal magnesium powder; 4-6% of graphite, and the balance base oil. Being economical and practical, the composite additive used for industrial gear oil provided by the invention has the advantages of simple preparation scheme, strong thermal stability, good high temperature extrusion performance, strong oxidation resistance, and high wear resistance, can prolong the demulsibility life, also can enhance the anti-foaming performance, and has comprehensive performance superior to that of similar products. The waste oil is degradable, thus improving the environmental protection requirements.

The invention relates to a multifunctional coffee grounds composite rattan-imitating material and application thereof. The multifunctional coffee grounds composite rattan-imitating material is prepared taking coffee grounds powder, coffee carbon powder, polyvinyl chloride, rubber type chlorinated polyethylene and butadiene styrene rubber as raw materials. Lots of waste residues generated in the coffee industry are effectively utilized; meanwhile, by utilizing the characteristics of the coffee grounds, the smell and texture of the rattan-imitating material are effectively improved, a large number of substances with high heat resistance and oxidation resistance contained in the coffee grounds are utilized to replace an antioxidant of the rattan-imitating material, the antioxidant performanceof the rattan-imitating material is guaranteed, meanwhile, the addition amount of the antioxidant is reduced, and energy conservation and environmental protection are achieved.

The invention relates to dropping pills for preventing and curing hypertension and hyperlipidemia and a preparation method. The dropping pill for preventing and curing hypertension and hyperlipidemia can effectively solves the problems including complicated production process of drug for curing hypertension and hyperlipidemia, inconvenient taking, long in dissolving time after taking and low dissolution rate and bioavailability. The technical scheme is that the dropping pills is prepared by mixing 100% of raw material drugs and mixed matrix, wherein the raw material drugs include, by weight, tridax procumbens extractive 5-25%, blumea balsamifera extractive 10-25%, corn stigma extractive 10-25%, hawthorn extractive 10-25%, sophora flower extractive 5-20% and lotus plumule extractive 5-15%.The weight ratio of the raw material drugs to the mixed matrix is 1:3-5, wherein the raw material drugs are added into molten mixed matrix to be stirred evenly, bubbles are discharged out, mixture isplaced into condensate liquid in a droplet mode to be condensed into the pills, the pills are fetched out, and the condensate liquid on the surfaces of the pills is removed. The dropping pills for preventing and curing hypertension and hyperlipidemia is quickly absorbed in a sublingual-taking mode, high in bioavailability, convenient to use and carry, easy to produce and high in production efficiency and is an innovation of the drug for preventing and curing hypertension and hyperlipidemia.