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212results about How to "With anti-corrosion function" patented technology

Wear-resistant self-lubricating anticorrosive coating material, preparation method and applications thereof

The invention relates to a friction-wear-resistant and corrosion-resistant technology of a metal member, particularly to a wear-resistant self-lubricating anticorrosive coating material, a preparationmethod and applications thereof, wherein the wear-resistant self-lubricating anticorrosive coating material comprises, by mass, 5-70 parts of an organosilicon resin, 10-80 parts of an epoxy resin, 2-30 parts of an anticorrosion filler, 3-20 parts of a wear-resistant filler, 5-30 parts of a lubricating filler, 0.5-4 parts of a coating material aid, a curing agent, and 0-80 parts of a diluent, wherein a mass ratio of the curing agent to the epoxy resin is 1:(4-10). The preparation method comprises: preparing a composite filler from the anticorrosion filler, the wear-resistant filler and the self-lubricating filler, preparing a component A from the resin, the composite filler, the coating material aid and the diluent, uniformly mixing the component A and a component B curing agent to preparea coating material, preparing a coating through spray coating, brush costing or dip coating, baking for 2-3 h at a temperature of 150-200 DEG C, and taking out. According to the present invention, the coating material has advantages of excellent wear resistance, excellent self-lubricating performance and excellent corrosion resistance, and can solve the problems of wear and corrosion of metal members in corrosive environments.
Owner:INST OF METAL RESEARCH - CHINESE ACAD OF SCI

Grounding electrode of anti-corrosion and adjustable grounding resistor

The invention relates to a grounding electrode in a lightning protection grounding system of a power station, a transformer grounding network, a high-voltage power transmission line iron tower, an electrified railway grounding system, a wireless communication transmitting tower, a transformer neutral point, a high-rise building, a large computer and a microelectronic equipment system equipment center. The grounding electrode comprises a grounding electrode main body which is a thick-walled and seamless steel tube; the thickness of the wall of the steel tube is more than 8-10mm, the inner wall and the outer wall thereof are provided with an anti-corrosion conducting film, the lower end thereof is provided with a sealing head, the top end thereof is provided with an openable packing port, and the wall thereof is provided with a releasing hole; and the steel tube is externally provided with an external packing with good electric conduction, corrosion prevention and water permeability, and an interface connected with the grounding network and an equipment grounding lead. The grounding electrode has convenient and fast installation and construction, good resistance-reducing effect and convenient maintenance with the service life thereof of being not lower than that of the grounding equipment, and is a grounding electrode which not only meets the anti-corrosion function of the grounding electrode in the grounding network, but also reduces the grounding resistance performance of the grounding electrode.
Owner:高政

Nano-silver antibacterial moisture-preserving skin refreshing toner

The invention discloses a nano-silver antibacterial moisture-preserving skin refreshing toner. The skin refreshing toner is characterized in that the skin refreshing toner comprises following components by weight: 0.2-10% of a moisture-preserving agent, 0.1-3% of a nutritional agent, 0.0005-0.1% of nano-silver and 0.001-0.1% of an essence, the balance being water. The skin refreshing toner is free from organic preservatives and uses the nano-silver as an anticorrosion antibacterial agent. The nano-silver not only has an anticorrosion function to the product, but also has a function of antisepsis and anti-inflammation and a function of accelerating restoration of damaged skin. In addition, the skin refreshing toner is colorless and transparent, strongly stable, mild, fresh, and nonirritating. The skin refreshing toner has a perfect moisture preserving function, can replenishing skin with water rapidly, and also has functions of weakening skin winkles, enhancing skin elasticity, removing skin toxin, and activating skin. A preparation method has characteristics of simple operation, wide parameter adjustable range, low energy consumption, short period, and the like, and is particularly suitable for pilot plant test amplification and industrialized large-scale production.
Owner:SHANGHAI NAT ENG RES CENT FORNANOTECH

Mulberry leaf extract with anti-corrosion function and application of mulberry leaf extract

The invention discloses a mulberry leaf extract with an anti-corrosion function and application of the mulberry leaf extract, belonging to the technical field of natural preservative. The mulberry leaf extract with anti-corrosion bacteriostatic agent function is prepared by taking the mulberry leaves as raw materials, and processing the mulberry leaves under certain conditions through steps of performing aqueous extraction, performing solvent treatment and the like. The preparation process of the mulberry leaf extract mainly comprises the following steps of: performing water-coction extraction on the mulberry leaves, performing alcohol precipitation, concentrating by centrifugal effect, performing liquid-liquid extraction by adding solvent, recycling the solvent, and using vacuum drying technology to dry the residue so as to obtain finished products of the anti-corrosion bacteriostatic agent; and the mulberry leaf extract is mainly used in the fields of cosmetics and foods. The mulberry leaf extract with the anti-corrosion function and the application of the mulberry leaf extract have the advantages of simple technique, low cost, convenient operation, little equipment investment, high activity of products, no pollution to environment, being easy for Industrialized production and the like.
Owner:JIANGNAN UNIV

Preservative-free moisturizing mask liquid and preparation method thereof

The invention discloses a preservative-free moisturizing mask liquid and a preparation method thereof. The moisturizing mask liquid comprises the following components: 0.01-5% of glycosylglycerol, 0.01-2% of water-soluble ceramide, 0.001-1% of polyglutamic acid, 0.1-8% of lactobacillus/soybean extract fermentation product filtrate, 0.01-0.05% of a chelating agent, 0.01-5% of an allergy-relieving agent, 1-15% of polyhydric alcohol, 0.01-1% of a thickening agent, 0.1-11% of a skin conditioner, 0.01-1% of a pH regulator, 0.01-1% of p-hydroxyacetophenone, 0.5-5% of leuconostoc/radish root fermentation product filtrate and the balance of deionized water. Through collocation of the glycosylglycerol, the water-soluble ceramide, the polyglutamic acid and the lactobacillus/soybean extract fermentation product filtrate, the moisturizing mask liquid disclosed by the invention has a synergistic effect, and the soothing and anti-allergic effects of the mask liquid are improved through coordinationwith the allergy-relieving agent, so that the mask liquid has relatively good moisturizing and soothing effects, does not contain a chemical preservative at the same time and can effectively reduce the irritation thereof. The preparation method of the moisturizing mask liquid is simple in operation, high in production efficiency and low in production cost, and can be applied to large-scale production.
Owner:GUANGZHOU KENENG COSMETICS RES CO LTD +1

Formaldehyde-free aqueous timber glue and preparation method thereof

The invention relates to a flame-retardant waterproof phase-change energy-storage formaldehyde-free solid-wood composite board and a manufacturing method thereof. The flame-retardant waterproof phase-change energy-storage formaldehyde-free solid-wood composite board solves the problem that in the existing composite board manufacture, formaldehyde content of used glue exceeds the limit. The flame-retardant waterproof phase-change energy-storage formaldehyde-free solid-wood composite board has the functions of flame resistance, water resistance and phase-change energy storage. The flame-retardant waterproof phase-change energy-storage formaldehyde-free solid-wood composite board comprises a solid-wood layer and a flame-retardant waterproof phase-change energy-storage layer superposition-compounded to the solid-wood layer by pressure. The flame-retardant waterproof phase-change energy-storage layer comprises expanded perlite, a silica sol solution, plant fibers, calcium carbonate, a penetrant, a fire retardant, a waterproof agent, a pigment and any one of mirabilite, calcium chloride hexahydrate, n-caprylic acid and n-butyl stearate as phase-change materials. The preparation method comprises the following steps of stirring the ingredients to obtain a uniform mixture, paving the mixture, paving a non-woven fabric on the mixture, carrying out rolling by a rolling machine to obtain the flame-retardant waterproof phase-change energy-storage layer board, coating formaldehyde-free aqueous glue on the surface of the flame-retardant waterproof phase-change energy-storage layer, putting the solid-wood layer board on the flame-retardant waterproof phase-change energy-storage layer, putting the boards into a pre-pressing device, carrying out superposition pre-compression treatment on the solid-wood layer and the flame-retardant waterproof phase-change energy-storage layer so that the solid-wood layer tightly clings to the flame-retardant waterproof phase-change energy-storage layer, pushing the compounded board into a hot press, and carrying out hot pressing to obtain the flame-retardant waterproof phase-change energy-storage formaldehyde-free solid-wood composite board. The flame-retardant waterproof phase-change energy-storage formaldehyde-free solid-wood composite board solves the problem that in the existing composite board manufacture, formaldehyde content of used glue exceeds the limit, and has the advantages of energy saving, flame resistance and water resistance.
Owner:HENAN LINGDIAN CONSTR CO LTD

Hydrophobic modified hydroxypropyl guar fracturing liquid cross-linking agent and preparation method thereof

The invention relates to a cross-linking agent able to crosslink hydrophobic modified hydroxypropyl guar and a preparation method thereof. Presently at home and abroad, water-based fracturing liquids are more likely to be employed in fracturing of most reservoirs, and the practice has the following disadvantages that: (1) a fracturing liquid system with routine guar gum as the densifier is only suitable for intermediate and low temperature stratums, so that a limitation exists for high temperature wells with a temperature over 150DEG C; (2) generally, fracturing liquids needs more additives, thus causing damage to stratums to a certain degree. The cross-linking agent of the invention comprises by weight: 150-200 parts of water, 140-160 parts of glycol, 60-70 parts of boric acid, 60-80 parts of zirconium oxychloride, 180-200 parts of acetic acid, 20-240 parts of monoethanolamine, and 50-180 parts of sodium hydroxide. In an enclosed container, the final product can be produced. The cross-linking agent of the invention can form a fracturing liquid with a densifier, and the formed fracturing liquid can resist a temperature higher than 150DEG C. The cross-linking agent and the densifier fracturing liquid system in the invention have the characteristic of low interfacial tension.
Owner:西安长庆化工集团有限公司

Formaldehyde-free composite board special for flame retardant wooden house and preparing method of board

The invention relates to a formaldehyde-free composite board special for a flame retardant wooden house and a preparing method of the board. Plant fibers are adopted to be smashed, and the plant fibers and a phase change material are jointly machined into the board special for the wooden house. The board comprises a core layer with the flame retardant waterproof phase change energy storage function and a solid wood layer composited on the core layer through pressure; the core layer is prepared by raw materials including, by weight, 30 parts to 80 parts of expanded perlite or sepiolite, 30 parts to 40 parts of any phase change material in paraffin, n-octadecane, octadecanol, cetanol, tetradecyl alcohol, dodecanol, n-decanol, stearic acid, glyceryl stearate, palmitic acid, myristic acid, lauric acid, n-caprylic acid and stearic acid butyrin, 5 parts to 10 parts of Schiff alkaline gel factor, 10 parts to 20 parts of graphite, 20 parts to 40 parts of silica sol solutions, 20 parts to 40 parts of plant fibers, 10 parts to 20 parts of starch, 0.5 part to 5 parts of hydrogen peroxide, 5 parts to 10 parts of glass fibers, 2 parts to 10 parts of calcium carbonate, 0.5 part to 5 parts of a penetrating agent, 8 parts to 35 parts of a flame retardant agent, and 2 parts to 8 parts of a waterproof agent. The beneficial effects of saving a large amount of wood and adjusting the indoor temperature are achieved.
Owner:郑州一安水性高分子材料有限公司

Supercritical carbon dioxide fluid extraction industrial equipment manufacturing device and manufacturing method

The invention discloses a supercritical carbon dioxide fluid extraction industrial equipment manufacturing device and a manufacturing method. The extracting equipment must have an anti-corrosion function, has the only material choice of stainless steel, is low high pressure resistance, is suitable for manufacturing a large-capacity pressure container, and solves the problem that stainless steel for manufacturing the container becomes the bottleneck for restraining development. The supercritical carbon dioxide fluid extraction industrial equipment manufacturing device comprises a steel tube (1), wherein the steel tube (1) is separately welded to a lower flange plate (4) and a semicircular sealing head (14) above and below the steel tube to form a kettle body; the lower flange plate is connected with an upper cover through a connecting shaft; the lower flange plate is fixed with the upper cover through four clamps (5); a lip-shaped sealing ring (9) is arranged between the lower flange plate and the upper cover; the inner wall of the upper cover is provided with a stainless steel layer (8); the top of the stainless steel layer is welded with a stainless steel sleeve A (7); the inner wall of the kettle body is provided with a stainless steel layer (11); the bottom of the kettle body is welded with a stainless steel sleeve B (13); and the outer side of the kettle body is fixedly equipped with a surrounding board (2). The supercritical carbon dioxide fluid extraction industrial equipment manufacturing device is used for supercritical carbon dioxide fluid extraction industrial equipment.
Owner:哈尔滨鲁莱科技有限公司
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