An anti-wear agent comprises the following components: a water-insoluble polyether base oil, a friction modifier, an antioxidant, and an anti-rust additive; and the friction modifier is a mixture of a liquid phosphonic acid amine and a fatty acid ester. According to the anti-wear agent, the lubricity can be improved, the pitch-blackness and precipitation of oil products of a machine table are not prone to occurring, and it is not easy to break needles.
The present invention relates to the technical field of lubricating oil, specifically to an anti-attrition hydraulic oil composition for an air spring. The anti-attrition hydraulic oil composition for an air spring is composed of a mineral base oil, a lubricating additive, an anti-rust additive, a pour point depressing additive, an antioxidant additive, a defoaming additive, a tackifier, and an auxiliary agent. In the present invention, an alkane solvent base oil serves as a basis for and is successively mixed with a lubricating additive, an antirust additive, a pour point depressing additive and an antioxidant additive, such that the excellent wear resistance, oxidation stability, corrosion resistance, and rust resistance of the hydraulic oil composition can be ensured; moreover, a tackifier is further added, such that the viscosity index of the hydraulic oil composition can be greatly increased, the whole composition is more suitable for low-temperature starting, and the hydraulic oil composition is further ensured to have excellent viscosity-temperature performances and low-temperature fluidity so as to sequentially ensure that the hydraulic and supporting systems have good cold starting, pumping, buffering and restoring performances in a low-temperature environment.
An aluminum alloy cutting fluid and a preparation method therefor, the aluminum alloy cutting fluid comprising: an alcohol amine, an anti-rust agent, a lubricant, a corrosion inhibitor, a metal corrosion inhibitor and water; the alcohol amine is obtained by means of compounding a special amine with triethanolamine, the anti-rust agent is obtained by compounding a dibasic acid with a ternary organic polycarboxylic acid, the lubricant is obtained by compounding a polyether ester with a polyether, and the metal corrosion inhibitor is obtained by compounding a corrosion inhibitor with a film-forming agent. The preparation method of the aluminum alloy cutting fluid comprises: sequentially adding deionized water, the alcohol amine and the anti-rust agent to a container, and stirring until dissolved; sequentially adding the lubricant, the corrosion inhibitor and the metal corrosion inhibitor to the container, and stirring until uniform and transparent. The described aluminum alloy cutting fluid provides good protection for aluminum alloys, has good lubricating and anti-rust performance, and is safe and environmentally friendly.
A metal processing cutting fluid and a preparation method therefor. The metal processing cutting fluid comprises the following components: alcohol amine, an antirust agent, base oil, synthetic ester, amide, an emulsifier, a corrosion inhibitor, a metal corrosion inhibitor, and water. The alcohol amine is obtained by compounding triethanolamine with special amine, and the special amine is diglycolamine or 2-amino-2-methyl-1-propanol. The antirust agent is obtained by compounding a film-forming agent with a ternary acid or a dibasic acid. The metal processing cutting fluid has good cleaning performance, lubricity, rust resistance and hard water resistance, and has the characteristic of environmental protection.
The present invention relates to the technical field of wastewater treatment, and in particular to a method for purifying and reusing a metal processing waste solution, and a metal processing recovery solution. The method for purifying and reusing a metal processing waste solution comprises: S1, performing gravitational sedimentation on a waste solution so as to remove floating oil and large-particle impurities to obtain a pretreatment solution; S2, adding the pretreatment solution into a heat pump evaporation device to perform moisture evaporation separation, and extracting a distillation solution to obtain a first treatment solution; S3, filtering the first treatment solution by using an ultra-precision nano-film, and extracting a filtrate to obtain a second treatment solution; S4, adding a formulated fluid into the second treatment solution, and stirring for a first time, wherein the formulated fluid comprises a pH stabilizer, an anti-rust agent, and a defoaming agent. The metal processing recovery solution is obtained by using the method for purifying and reusing a metal processing waste solution to treat the waste solution after metal processing. The method for purifying and reusing a metal processing waste solution provided in the present invention can be used to obtain a purified solution that has a performance equivalent to that of tap water. The method consumes little energy and is free of chemical additions, thereby preventing secondary pollution.
The present invention relates to the technical field of grinding oil, in particular to a gear precision grinding oil and a preparation method therefor. The gear precision grinding oil comprises the following components: a secondary hydrogenated paraffinic mineral oil, a pentaerythritol oleate, a high-alkalinity calcium sulfonate, a sulfurized fatty acid ester, a polymer polyisobutylene and an antioxidant. The preparation method for the gear precision grinding oil comprises the following steps: loading the secondary hydrogenated paraffinic mineral oil and the antioxidant into a container, raising the temperature to 40°C-50°C, and stirring until transparent; stopping heating, loading the sulfurized fatty acid ester and the polymer polyisobutylene into the container, and stirring until transparent; loading the pentaerythritol oleate and the high-alkalinity calcium sulfonate into the container, and stirring until transparent; filtering the liquid in the container, and taking the filtrate, to obtain the gear precision grinding oil. The gear precision grinding oil of the present invention causes little harm to the environment and the human body, has good lubrication performance, high anti-rust and anti-corrosion performance, and can reduce workpiece machining precision.
The present invention relates to the technical field of grinding oil, and in particular to mirror discharge machining oil and a preparation method therefor. The mirror discharge machining oil comprises the following components: n-alkanes, isoalkanes, sorbitan oleate, and benzotriazole. The preparation method for the mirror discharge machining oil comprises the following steps: S1, putting n-alkanes into a container, and stirring to be uniform and transparent; S2, putting sorbitan oleate and benzotriazole into the container, and stirring to be uniform and transparent; and S3, putting isoalkanes into the container, and stirring to be uniform and transparent. The mirror discharge machining oil provided by the present invention can meet the basic requirements of mirror surface products during electric discharge machining; moreover, the machining oil is colorless, odorless, not prone to oxidization, and long in service life, and has excellent corrosion and rust resistance to nonferrous metals and ferrous metals, thereby ensuring the machining precision.
A copper wire drawing annealing solution and a use method thereof. The total weight of the copper wire drawing annealing solution is 100 parts. The copper wire drawing annealing solution comprises the following components in parts by weight: 40-60 parts of a copper antioxidant, 1-5 parts of a solubilizer, 3-5 parts of boric acid, 5-10 parts of organic alcohol amine, 5-10 parts of a rust inhibitor, 5-20 parts of a self-emulsifying ester, 0.01-0.1 part of a defoamer, 5-10 parts of a bactericide, the remainder being water. Compared with traditional two-component wire drawing annealing solutions, the single-component annealing solution is more convenient to use, and has a longer oxidation resistant time, a good lubricity on a conical annealing roller to prevent wearing, and good antibacterial properties, enabling the conical annealing roller to work more than 6 months even the annealing solution is used at a concentration of 0.5%, thus reducing the waste water discharge and treatment costs, compared with the case of using traditional two-component annealing solutions.
The present invention relates to the technical field of lubricating grease, and in in particular to a gang saw screw lubricating grease, the gang saw screw lubricating grease comprising the following components: 500N (Group II oil), a thickener, an ethylene-propylene copolymer, a borate, and diphenylamine; the thickener is a composition of lithium hydroxide monohydrate, stearic acid and dodecylhydroxystearic acid. The gang saw screw lubricating grease of the present invention is specifically used for gang saw screws, can reduce labor costs and is not easily lost; it has lower penetration, lower fluidity and lower loss, and decreases waste.
C10M 169/00 - Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
C10M 177/00 - Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
C10N 50/10 - Form in which the lubricant is applied to the material being lubricated greasy
C10N 40/22 - Metal working with essential removal of material
The present invention relates to the technical field of lubricating grease, and relates in particular to a lithium-based lubricating grease and a preparation method therefor; the preparation method for the lithium-based lubricating grease comprises: performing cyclic shearing processing whilst raw materials are undergoing a saponification reaction, specifically: placing the raw materials in a reaction apparatus, and simultaneously heating the reaction apparatus and stirring; maintaining the temperature, and performing cyclic shearing processing whilst the raw materials in the reaction apparatus are undergoing a saponification reaction; after the saponification reaction, raising the temperature again for high-temperature refining, and then cooling to obtain a reaction solution; performing cyclic shearing on the reaction solution, and performing degassing treatment to obtain lithium-based lubricating grease; the lithium-based lubricating grease is prepared by said method. The preparation method for the lithium-based lubricating grease provided by the present invention can reduce the amount of thickening agent added whilst ensuring the cone penetration, thereby reducing the product cost.
C10M 177/00 - Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
C10M 169/02 - Mixtures of base-materials and thickeners
C10N 50/10 - Form in which the lubricant is applied to the material being lubricated greasy
A fiber lubricant and a preparation method therefor. The fiber lubricant comprises the following components: a fiber material, an antioxidant, a corrosion inhibitor, an oiliness agent, a friction modifier, a defoaming agent and a PAO base oil. In the fiber lubricant, components, i.e. an antioxidant, a corrosion inhibitor, an oiliness agent, a friction modifier, a defoaming agent and a PAO base oil, are mixed to jointly form an oil; and by using the elasticity and pore structure of the fiber material, and using the fiber material as a carrier to carry the oil and release the oil when same is squeezed such that same can be used as an oil storage and supply system of a bearing, the fiber lubricant has excellent extreme pressure, anti-wear and friction reduction properties, effectively protects an electric motor bearing, effectively inhibits a temperature rise of the bearing, reduces the failure rate of the bearing, and prolongs the service life of a device. Moreover, the fiber lubricant has a simple preparation process, mild conditions, easily available raw materials, a high yield, and is suitable for industrial popularization.
C10M 169/04 - Mixtures of base-materials and additives
C10M 115/08 - Lubricating compositions characterised by the thickener being a non-macromolecular organic compound other than a carboxylic acid or salt thereof containing nitrogen
C10M 169/02 - Mixtures of base-materials and thickeners
C10M 119/00 - Lubricating compositions characterised by the thickener being a macromolecular compound
12.
MAGNESIUM-LITHIUM ALLOY CUTTING FLUID AND PREPARATION METHOD THEREFOR
Provided are a magnesium-lithium alloy cutting fluid and a preparation method therefor. The cutting fluid comprises the following components in parts by weight: 5-50 parts of a base oil, 5-20 parts of a self-emulsifying ester lubricant, 1-15 parts of a surfactant, 5-30 parts of an anti-rust agent, 5-10 parts of polyethylene glycol, 1-5 parts of a monobutyl ether coupling agent, 5-10 parts of an ether carboxylic acid, 0.01-0.1 part of a de-foaming agent, 1-3 parts of a bactericide, and an appropriate amount of water. By means of using the magnesium-lithium alloy cutting fluid, a magnesium-lithium alloy does not generate a knife grain during a cutting process, the electrochemical corrosion of the magnesium-lithium alloy can be efficiently inhibited, such that a workpiece is protected from oxidation and discoloration during a machining process.
The present disclosure relates to a phosphate ester fire-resistant fluid which can be widely applied to fields such as power, machinery, chemicals, energy and materials, particularly as fire-resistant hydraulic fluid for mechanic equipment. The phosphate ester provided in the present disclosure is prepared using the following material: tert-butylphenyl diphenyl phosphate, tri-tert-butylphenyl phosphate, triphenyl phosphate, antioxidant, corrosion inhibitor, demulsifier and antifoaming agent. According to the present disclosure, the components of the phosphate ester fire-resistant fluid synergize with each other such that the product is hard to ignite and is self-extinguishable. The product is also characterized by exceptional oxidation stability, heat stability, hydrolytic stability and good lubricity, and is a a fire-resistant hydraulic fluid which is safe, long-life and has excellent comprehensive performance. The preparation process is simple, the reaction conditions are mild, the raw materials are easily accessible, and the yield is high.
The present invention relates to the technical field of industrial water-based cleaning, and relates in particular to an water-based cleaning agent containing copper ions, and provides an water-based cleaning agent containing copper ions. Raw materials of the water-based metal cleaning agent are composed of the following components in parts by weight: 0.5-10 parts of a water-soluble copper salt, 1-30 parts of an inorganic base mixture, 1-30 parts of an emulsifier mixture, 0-20 parts of another functional additive, and the residual amount of deionized water is added to 100 parts. The water-based industrial cleaning agent of the present invention not only has a strong decontamination capability, and a long service life, but also does not contain formaldehyde-releasing bactericide, is friendly, non-toxic, not irritable and non-corrosive to the human body, can effectively ensure the health and safety of operators, and does not pollute the surrounding environment. Meanwhile, as the presence of copper ions has a good bactericidal and anti-corrosion effect, the working liquid does not deteriorate, can be cyclically added and used, and will not pollute the environment.
C23G 1/14 - Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
C23G 5/06 - Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using emulsions
A lubricating grease for a robot harmonic reducer. The lubricating grease for the robot harmonic reducer is prepared from the following raw materials in parts by weight: 20-40 parts of 150N (three types of oil), 20-40 parts of PAO6, 10-15 parts of dipentaerythritol ester, 1-3 parts of lithium hydroxide monohydrate, 1-5 parts of stearic acid, 6-12 parts of dodecahydroxy stearic acid, 1-3 parts of fumed silica, 1-4 parts of molybdenum dialkyl dithiocarbamate, 0.8-1.5 parts of triphenyl thiophosphate, 0.5-1 part of boric acid ester, 0.5-1 part of octyl-butyl diphenylamine and a phenolic ester antioxidant. The base oil interacts with an additive, so that the lubricating grease has excellent wear reduction and oxidation resistance, improving the service life of the robot harmonic reducer.
A method for testing the high-temperature stability of a cutting fluid. The method comprises the steps: putting a cutting fluid stock solution to be tested into a high-temperature-resistant container, stirring while heating, and when the temperature rises to a set temperature, stopping stirring to observe whether the stock solution is transparent; and then according to the following method, determining whether a high-temperature stability requirement is met: I, if the stock solution is transparent, the high-temperature stability requirement is met; and II, if the stock solution is opaque, the high-temperature stability requirement is not met. According to the testing method, the high-temperature stability of a cutting fluid stock solution can be tested within 5 minutes, thereby greatly reducing test time.
The present invention relates to fully-synthetic drawing liquid for coarse drawing of copper and a use method thereof. The fully-synthetic drawing liquid for coarse drawing of copper comprises the following raw materials in parts by weight: 5-25 parts of a lubricant, 1-7 parts of a regulating acid, 4-11 parts of boric acid, 4-11 parts of organic alcohol amine, 4-11 parts of ethylene glycol, 4-11 parts of an antirust agent, 1-7 parts of a diethyleneglycol monobutyl ether coupling agent, 0.1-2 parts of a hard water resistant agent, 1-6 parts of a copper corrosion inhibitor T706, 0.01-0.16 part of an organic silicon defoamer, and 1-4 parts of a bactericide, with the balance being water. After the fully-synthetic drawing liquid for coarse drawing of copper prepared by the method is mixed with water according to a certain proportion, the effects of emulsified oil and microemulsion can be achieved when the lubricating property is tested on a German Microtap tapping torque machine, and the field actual use is completely free from problems; in the use process of the fully-synthetic drawing liquid for coarse drawing of copper, no floating oil problem exists, cleaning is easy, copper powder is easy to settle and filter, only subsequent addition is needed, replacement is not needed, no waste liquid is discharged, and environmental pollution is reduced.
The present invention relates to a new process for aluminum wire drawing, comprising the following steps: step A: putting an aluminum material into a cleaning agent for cleaning for 20-40 min to remove rust and oxides on the surface of the aluminum material; step B: putting the aluminum material into a phosphate solution for soaking for 20-50 min; step C: cleaning the interior of a wire drawing mold box, and then subjecting the aluminum material to wire drawing in a wire drawing machine, wherein molds are matched according to equipment and the diameters of discharged wires, a round aluminum rod is wound around the surface of each drum wheel for feeding, and a wire drawing oil and a wire drawing liquid are introduced into the drum wheels for cooling and lubricating; and step D: putting the aluminum wire after wire drawing into a vacuum furnace for heating, subjecting same to annealing and then carrying out wire winding. An aqueous wire drawing liquid is used in a front section, and an oily wire drawing oil is used in a rear section, two cooling systems are completely independent and do not influence each other, such that the cost can be significantly reduced, fire hazards can be reduced, consistent surface quality of the various discharged aluminum wires can be ensured, and the same effect as that obtained by using wire drawing oil alone is achieved.
B21C 1/02 - Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
B21C 3/14 - Die holders combined with devices for guiding the drawing material or combined with devices for cooling, heating, or lubricating
B21C 43/02 - Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass combined with or specially adapted for use in connection with drawing or winding machines or apparatus
B21C 43/04 - Devices for de-scaling wire or like flexible work
B21C 9/00 - Cooling, heating or lubricating drawing material
19.
WATER-BASED ALUMINUM WIRE DRAWING LIQUID AND USE METHOD THEREOF
The present invention relates to a water-based aluminum wire drawing liquid and a use method thereof. The water-based aluminum wire drawing liquid comprises the following raw materials in parts by weight: 5-25 parts of a self-emulsifying ester lubricant, 1-7 parts of neodecanoic acid, 4-11 parts of boric acid diethanolamine ester, 4-11 parts of polyethylene glycol PEG200, 4-11 parts of an antirust agent, 1-7 parts of a diethylene glycol monobutyl ether coupling agent, 0.1-2 parts of a hard water resistant agent, 1-6 parts of an aluminum phosphate corrosion inhibitor, 0.01-0.16 part of an organic silicon defoamer, and the balance being base oil. After the water-based aluminum wire drawing liquid prepared in the present application is mixed with water according to a certain ratio, the lubricating property of an aluminum material tested on a German Microtap tapping torque machine can reach the effect of wire drawing oil, and no problem occurs in actual field use of the liquid. The water-based aluminum wire drawing liquid has no fire risk in a use process, aluminum powder is easy to settle and filter, generation of workshop smoke and waste liquid discharge can be greatly reduced, and environmental pollution is reduced.
The present invention provides a benzotriazole derivative corrosion inhibitor, a preparation method therefor and the use thereof. The preparation method comprises the following steps: placing benzotriazole, diethanolamine and formaldehyde in a reaction vessel, and mixing same to obtain a mixed raw material; raising the temperature to 85-110ºC while stirring the mixed raw material, and then maintaining the temperature and reacting same for a pre-set time; and cooling same to room temperature to obtain a product. The prepared benzotriazole derivative copper corrosion inhibitor has excellent hydrophilicity, can be directly used without being converted to a water-soluble salt before use, has good corrosion inhibition and can be used without being limited by European Union REACH regulations. Furthermore, the preparation method for the benzotriazole derivative corrosion inhibitor of the present invention is simple, and easily applied in industrial production.
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