677results about How to "Excellent anti-rust" patented technology

The invention discloses a water-soluble total-synthesis metal working fluid and application thereof. The working fluid is prepared from the following raw materials in percentage by weight: 1wt%-30wt% of a lubricant, 1wt%-40wt% of a corrosion inhibitor, 1wt%-40wt% of organic amine, 1wt%-20wt% of a cleaning agent, 1wt%-20wt% of a coupling agent, 0.5wt%-5wt% of an antifoaming agent and the balance of water. The working fluid can form water-based steam with anti-rust property in an induction manner in the use procedure, so that the problem of rusting caused by steam which is easily generated by a closed machine tool is solved, and therefore, the working fluid is suitable for a high-precision machine tool, especially a numerical control machine tool with a closed structure.

This high-strength steel sheet includes: in terms of percent by mass, 0.03 to 0.10% of C; 0.01 to 1.5% of Si; 1.0 to 2.5% of Mn; 0.1% or less of P; 0.02% or less of S; 0.01 to 1.2% of Al; 0.06 to 0.15% of Ti; and 0.01% or less of N; and contains as the balance, iron and inevitable impurities, wherein a tensile strength is in a range of 590 MPa or more, and a ratio between the tensile strength and a yield strength is in a range of 0.80 or more, a microstructure includes bainite at an area ratio of 40% or more and the balance being either one or both of ferrite and martensite, a density of Ti(C,N) precipitates having sizes of 10 nm or smaller is in a range of 10¹⁰ precipitates/mm³ or more, and a ratio (Hvs/Hvc) of a hardness (Hvs) at a depth of 10 μm from a surface to a hardness (Hvc) at a center of a sheet thickness is in a range of 0.85 or more.

The invention relates to metal cutting liquid, in particular to magnesium alloy cutting liquid, which comprises basic oil, nonionic surfactants, anionic surfactants, antirust agents, lubricating agents, coupling agents, corrosion inhibitors and bactericide raw materials. The unique recipe in the invention has the advantages that magnesium alloy can no generate color change corrosion phenomena after being continuously soaked for more than 30 days at 55 DEG C in 5 percent diluent, the hydrogen release phenomenon of the magnesium alloy in water can be effectively inhabited, in addition, the hardwater resistance of the product is as high as 10000 ppm, and in addition, the work liquid can be used for more than half a year. At the same time, the invention has excellent performance such as rust prevention, lubrication, cooling and the like. In addition, the cutting liquid can be used for processing the magnesium alloy, and can also be used for processing metals such as aluminium alloy, cast iron, stainless steel and the like.

The composite lithium-base lubricating grease consists of the following components: high alkality calcium sulfonate with calcium carbonate existing in calcite crystal and dispersed colloid particle form in 20-60 wt%; thickener comprising composite lithium soap in 3-15 wt%; and lubricating base oil in the rest amount. The preparation process of the lubricating grease includes mixing and heating Newtonian fluid high alkality calcium sulfonate, converting agent and base oil until thickening; adding C12-C24 fatty acid and auxiliary acid and producing saponification with lithium hydroxide aqua; heating to dewater and cooling to form grease. The composite lithium-base lubricating grease of the present invention has excellent mechanical stability, colloid stability, water resistance, rust resistance and high temperature use performance.

The invention relates to lubricating rust preventive oil and application thereof, mainly aiming to solve the problems of the prior art that: a rustproof product has poor adhering property; and the prior art only lays stress on rustproof property and does not attach equal importance to the extreme pressure property, oxidation resistance and permeability of a petroleum product. The lubricating rust preventive oil solves the problems better through adopting the following technical proposal that: the compositions in percentage by weight of the lubricating rust preventive oil are: (a) 0.1 to 10 percent of extreme pressure antiwear agent, (b) 0.5 to 15 percent of rustproof agent, (c) 0.5 to 5 percent of oxidation and corrosion inhibitor, (d) 0.1 to 15 percent of viscidity temperature index improver, (e) 0.1 to 12 percent of friction improver and (f) the balance being base oil. The lubricating rust preventive oil can be used in fields such as harbor machinery, excavator, travelling crane, cargo winch and commercial elevator cable.

The invention provides an environmental protection type lubricating grease composition. The composition comprises basic grease and an additive, wherein the basic grease comprises the following ingredients in percentage by weight: 60 to 95 percent of basic oil and 5 to 40 percent of composite lithium soap thickener; and the additive comprises the following ingredients based on the 100 weight percent of the basic oil: 0.05 to 2 percent of antioxidant, 0.5 to 10 percent of extreme pressure anti-wear agent and 0.1 to 2 percent of anti-rusting agent. The environmental protection type lubricating grease composition has high high-low temperature adaptability, high biodegradability, excellent an anti-oxidation, shear resistance and extreme pressure wear resistance and high anti-rusting property and corrosion inhibition, and is suitable to be used as the lubricating grease for bearings of electromotors of rail locomotives.

The invention discloses a multi-functional laminated iron production line. The multi-functional laminated steel production line comprises a cold rolled base plate unwinding device, a seam welder, two S turning roller sets, a first or/and second thin film release device, an iron sheet laminating device and a laminated iron winding machine, which are sequentially arranged in a conveying direction of metal base plates; the metal base plate from the seam welder enters the iron sheet laminating device after being tensioned and rectified, and a first thin film or/and second thin film is/are fed into an iron sheet laminating machine after rectification, so that the iron sheet laminating machine covers one surface or two surfaces of the metal base plate with the first thin film or/and the second thin film to form single-sided or double-sided laminated iron, the single-sided or double-sided laminated iron is fed into the other S turning roller set by the iron sheet laminating machine to be tensioned, and the tensioned single-sided laminated iron is wound by the laminated iron winding machine. The multi-functional laminated iron production line can produce both low-temperature bonded laminated iron and high-temperate melted laminated iron, is advanced iron laminating equipment capable of realizing efficient and continuous production, and can be well adaptive to the change of market requirement.

The invention relates to an oil product of a petroleum chemical product, and especially relates to multi-station cold heading oil and a preparation method thereof. According to the method, a deep refining mineral oil is taken as a base oil, an extreme pressure additive, an anti-rust agent, an oiliness additive, an anti-foaming agent, and animal and vegetable oil are added by blending, the cold heading oil comprises the following components by weight: 75% of base oil, 6% of extreme pressure additive, 3.7% of anti-rust agent, 8% of oiliness additive, 2.3% of anti-foaming agent and 5% of animal and vegetable oil. The cold heading oil is suitable for a cold heading machine, and has the advantages of good extreme pressure abrasion resistance, good antirust performance and anti-foaming performance, so that the usage life of the cold heading machine can be increased.

The invention relates to a metal processing cutting fluid and specifically relates to a super-high extreme pressure type micro-emulsification cutting fluid and a preparation method thereof. According to the super-high extreme pressure type micro-emulsification cutting fluid, 5# white oil is used as basic oil and is easy to emulsify; emulsification lubricating agents comprise tall oil, oleic diethanolamide, polyoxyethylene(10)nonyl phenyl ether, isononanoicacid, synthetic petroleum sodium sulfonate and zinc naphthenate, and the emulsifying capacity is stronger when the emulsification lubricating agents are matched for using; and more chlorine containing extreme-pressure agent chlorinated paraffin S52 and sulfur containing extreme-pressure agents TPS32 can be emulsified into the basic oil to obtain the super-high extreme pressure type micro-emulsification cutting fluid. According to the super-high extreme pressure type micro-emulsification cutting fluid, emulsification particles are small, and the cutting fluid is stable; simultaneously, a synthetic ester of a fatty acid methyl ester which serves as a lubrication reinforcing agent is added, extreme pressure lubrication requirements of medium-high temperature processing are met, and the super-high extreme pressure type micro-emulsification cutting fluid is suitable for mechanical processing with wider ranges of processing temperatures; and triazine amino-acid esters are used for reinforcing rust protection so that the rust-protecting effects can reach to the best.

The invention provides a technology for processing film-coated iron. The technology for processing film-coated iron comprises the following steps that a cold-rolled thin collared steel plate (chrome-coated iron) subjected to surface chrome coating treatment is unreeled by an unreeling machine, then is cleaned up, is dried and is put into a preheating device for preheating; and the preheated steel plate is treated by a film pressing device so that the preheated steel plate and a plastic film are compounded by heating. The invention also provides a device for processing film-coated iron. The technology and the device for processing film-coated iron have the advantages that high efficiency, environmentally friendly and low-cost steel plate surface coating is realized; a production process is environmentally friendly; a product has good impact resistance and corrosion resistance; toxic low-molecular residues are not produced; and the technology and the device accord with a modern industrial large-scale production idea of low carbon and environmental protection.

The invention belongs to the technical field of materials, and particularly relates to a polishing solution for stainless steel surface machining. The polishing solution is prepared from, by weight, 10-15 parts of modified silicon dioxide pellets, 5-10 parts of metallic oxide, 0.5-1.5 parts of sodium benzoate, 1-3 parts of sodium hexametaphosphate, 3-5 parts of a pH conditioning agent, 5-8 parts of a surface active agent, 2-4 parts of a corrosion inhibitor, 1-3 parts of ethyl silicon oil, 5-10 parts of auxiliaries and the balance deionized water. The prepared polishing solution is easy to prepare, low in cost, good in polishing effect and high in polishing precision and polishing efficiency, and has the advantages of removing oil stain, resisting rust, being easy to clean and non-toxic, doing no harm to human bodies or environment and being suitable for large-scale production.

The invention discloses compound calcium sulfonate base lubricating grease and a preparation method thereof. The key points of the technical scheme of the invention lie in that the compound calcium sulfonate base lubricating grease is prepared by adding calcium sulfonate in an inorganic substance and an organic substance compound calcium soap and thickening base oil, and an arylamine antioxidant is added in a thickening procedure. The high-performance compound calcium sulfonate base lubricating grease is prepared and acquired in a certain raw material ratio and operation condition. By using the compound calcium sulfonate base lubricating grease and the preparation method, the cost of a user is reduced; a product has favorable water resistance, lubricating property and high temperature resistance, cannot be emulsified and degreased, and is not easy to run off; the service life of mechanical equipment is prolonged; the maintenance time of the equipment is decreased; the production efficiency of the equipment is improved; a raw material formula is reasonable; the cost is low; the emission of three wastes does not exist in a production procedure; the compound calcium sulfonate base lubricating grease and the preparation method are environment-friendly while an industrial requirement is met; and the preparation method is a green production process.

The invention discloses a preparation method of a water dispersible nano copper cooling lubricant for cold rolling. In the lubricant, oleate is used as a surfactant, divalent copper salt is used as a copper element, and hydrazine hydrate is used as a reducing agent. Nano copper is selected as a main raw material of the lubricant, and meanwhile, certain dispersant and surfactant are added to prepare the water dispersible nano copper cooling lubricant applicable to a cold rolling process. The invention aims at improving the lubricity of cold rolling, a friction surface can be primed and repaired to a certain extent through products of a friction chemical reaction, and thus, rolled steel has self repairing action.

The invention discloses an aqueous environment-friendly cutting fluid synergized by a functional ionic liquid and a method for preparing the same. The method comprises the following steps: stirring and mixing a synthetic ester, a vegetable oil and an antiseptic uniformly under normal pressure and temperature to obtain a mixture A; stirring and mixing a PH stabilizer, an antirust agent and water at 30-80 DEG C for 10 minutes to 1 hour to obtain a mixture B; stirring and mixing an emulsifier and an ionic liquid extreme-pressure agent under normal pressure and temperature to obtain a mixture C; adding the mixture A, the mixture B and the mixture C into a reactor, adding a copper corrosion inhibitor and an aluminum corrosion inhibitor, and stirring and mixing at 30-80 DEG C for 10 minutes to 1 hour to obtain the product. The extreme-pressure agent has excellent abrasion resistance and can be subjected to chemical reaction with the metal surface to produce a passivation film so as to protect the metal surface. In addition, the ionic liquid compound comprises a variety of anions and cations so that the system has the advantages of special bactericidal performance, lubricating performance, cooling performance and chemical stability which are not owned by the common antiseptic.

The invention discloses a ship corrosion preventing method. The ship corrosion preventing method comprises the following steps of steel plate surface pre-treatment, base material sanding treatment, weld joint and other structure defect repair sand blasting, priming paint coating, strengthening paint spraying, finishing paint spraying and follow-up maintenance. According to the ship corrosion preventing method, steel plate surface pre-treatment is performed before coating, an epoxy anticorrosive coating is sprayed on the position with high rust-proof requirement, and whole spraying is performed after spraying; during whole spraying, corrosion resistant polyurethane serves as film forming matter, a coating for a framework formed by sheet metal flakes does not contain precious metal and toxic components and is a novel environment-friendly coating, flakes are formed and distributed on the material surface, multiple layers of flakes are horizontally arranged in an overlapped mode, a path for a corrosive medium to permeate into a base material is prolonged, and the corrosion preventing performance of the coating is improved. The ship corrosion preventing method is short in technological process, and produced ships have excellent rust, corrosion and fouling preventing performance.

The invention discloses a cloth cart. The cloth cart comprises a metal rotating shaft subjected to surface treatment. The surface treatment process includes the following steps that firstly, by mass, 1-2 parts of mercaptobenzothiazole, 0.9 part of nickel nitrate, 1.4 parts of 1-Hydroxyethylidene-1,1-diphosphonicacid, 2.3 parts of polyvinylpyrrolidone, 1.8 parts of dipyrazolone, 2.3 parts of 2,6-di-t-butyl-alpha-dimethylamino hydroquinone and 1.6 parts of tetramethyl ammonium bromide are added into 12 parts of deionized water and evenly stirred and mixed, and surface treatment working fluid is obtained; secondly, the surface treatment working fluid is heated to 53 DEG C; thirdly, the metal rotating shaft is put into the surface treatment working fluid to be steeped for 32 min, taken out and then dried. Due to the fact that the metal rotating shaft of the cloth cart is subjected to surface treatment, good rub resistance, corrosion resistance, rust resistance, heat resistance, cold resistance and weather resistance are achieved.

The present invention relates to a packaging material for coiled material and its packaging method. It uses industrial composite packaging film, protection plate, end protection plate and metal protective corner as packaging material, and is characterized by that the industrial packaging film is formed from three layers of water-proofing layer, reinforcing layer and rust-proofing layer through the process of co-extrusion, its protection plate and end protection plate adopt the composite fibre packaging plate with water-proofing property. Said invention also provides the use method of these packaging material, and its packaging effect is good and solves the problem of resisting rust for coiled material.

The invention relates to elevator steel wire rope lubricating grease and a preparation method thereof. The lubricating grease comprises the following components in parts by weight: 25-30 parts of microcrystalline wax, 2-3 parts of polyethylene wax, 58-65 parts of base oil, 2-3 parts of pour point depressant, namely poly-alpha olefin, 0.1-0.5 parts of antioxygen, namely butylated hydroxytoluene, 2-3 parts of antirust agent, namely barium sulfonate, 2-3 parts of tackifier, namely polyisobutylene, and 0.1-0.5 parts of fretting wear resistant agent, namely sulfur-phosphorous type ashless antiwear agent. The lubricating grease has the advantages that a using temperature range is wider; the carrying capacity is higher; and the oxidation stability, the rust resistance, the fretting wear resistance and the like are good.