CN113462455A - Water-based metal cutting fluid and preparation method thereof - Google Patents
Water-based metal cutting fluid and preparation method thereof Download PDFInfo
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- CN113462455A CN113462455A CN202110665859.4A CN202110665859A CN113462455A CN 113462455 A CN113462455 A CN 113462455A CN 202110665859 A CN202110665859 A CN 202110665859A CN 113462455 A CN113462455 A CN 113462455A
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M173/00—Lubricating compositions containing more than 10% water
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
- C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
- C08G65/3322—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof acyclic
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2650/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G2650/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterized by the type of post-polymerisation functionalisation
- C08G2650/04—End-capping
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/02—Water
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/109—Polyethers, i.e. containing di- or higher polyoxyalkylene groups esterified
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/08—Amides
- C10M2215/082—Amides containing hydroxyl groups; Alkoxylated derivatives
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/04—Detergent property or dispersant property
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/24—Emulsion properties
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/64—Environmental friendly compositions
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/72—Extended drain
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/20—Metal working
- C10N2040/22—Metal working with essential removal of material, e.g. cutting, grinding or drilling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a water-based metal cutting fluid which comprises drying oil polyethylene glycol ester subjected to partial acidolysis, mineral oil, a phosphate antirust agent, polyether, a nonionic surfactant and water. Meanwhile, the invention also discloses a preparation method of the water-based metal cutting fluid, which comprises the following steps: A) mixing isovaleric acid and dry oil, adding a catalyst X, stirring, and heating to react at the temperature of 250 ℃ under the action of 150 ℃ to obtain a light yellow mixed solution; B) mixing the light yellow mixed solution with polyethylene glycol 400, adding a catalyst Y, stirring, and heating at 250 ℃ for reaction at 150 ℃ to obtain partially acidolyzed dry oil polyethylene glycol ester; C) mixing and dispersing partially acidolyzed drying oil polyethylene glycol ester, mineral oil, phosphate antirust agent, polyether, nonionic surfactant and water to obtain the water-based metal cutting fluid. The water-based metal cutting fluid aims to solve the problems of poor stability and short service cycle of the existing cutting fluid.
Description
Technical Field
The invention relates to the technical field of cutting fluid, and particularly relates to a water-based metal cutting fluid and a preparation method thereof.
Background
In the metal cutting process, the strong friction between the cutter and the workpiece generates a large amount of heat, which can cause the oxidation and color change of the cutter and the workpiece and influence the service life of the cutter. The metal cutting fluid can reduce cutting force during cutting and friction between the cutter and a workpiece, and timely takes away heat generated in a cutting area to reduce cutting temperature and reduce cutter abrasion, so that the service life of the cutter is prolonged, the machining efficiency is improved, the precision and the surface quality of the workpiece are guaranteed, and the optimal economic effect is achieved.
The traditional metal processing cutting fluid has the defects of poor stability, easiness in oil and soap precipitation, easiness in precipitation or layering, short service cycle and the like.
Practice proves that: the main influence on the performance of the metal processing cutting fluid is the types of emulsifiers in the formula, and a plurality of emulsifiers can be used for preparing the metal processing cutting fluid, but most metal processing cutting fluid products prepared by the emulsifiers have the defects and influence on the metal cutting process.
Disclosure of Invention
The invention discloses a water-based metal cutting fluid and a preparation method thereof, aiming at the problems of poor stability and short service cycle of the existing cutting fluid.
The invention discloses a water-based metal cutting fluid which comprises drying oil polyethylene glycol ester subjected to partial acidolysis, mineral oil, a phosphate antirust agent, polyether, a nonionic surfactant and water.
Further, the water-based metal cutting fluid comprises the following components in parts by weight: 60-140 parts of partially acidolyzed drying oil polyethylene glycol ester, 800 parts of mineral oil 400-containing organic solvent, 40-120 parts of phosphate antirust agent, 10-50 parts of polyether, 10-50 parts of nonionic surfactant and 480 parts of water 440-containing organic solvent.
Further, the drying oil polyethylene glycol ester subjected to partial acidolysis is prepared by the following preparation method:
A) mixing isovaleric acid and dry oil, adding a catalyst X, stirring, and heating to react at the temperature of 250 ℃ under the action of 150 ℃ to obtain a light yellow mixed solution;
B) mixing the light yellow mixed solution with polyethylene glycol 400, adding a catalyst Y, stirring, and heating at 250 ℃ for reaction to obtain the partially acidolyzed drying oil polyethylene glycol ester.
Further, the catalyst X is selected from 2: 1 mass ratio of isopropyl titanate and yellow lead which is subjected to superfine treatment, wherein the catalyst Y is selected from benzene sulfonic acid.
Further, the drying oil is selected from linseed oil.
Further, the mass ratio of the isovaleric acid to the drying oil is 1: 2-6.
Further, the mass ratio of the light yellow mixed solution to the polyethylene glycol 400 is 1: 2-6.
Further, the pale yellow mixture was reacted with polyethylene glycol 400 to remove the produced water.
Further, the water-based metal cutting fluid satisfies the following conditions:
the invention discloses a preparation method of a water-based metal cutting fluid, which comprises the following steps:
A) mixing isovaleric acid and dry oil, adding a catalyst X, stirring, and heating to react at the temperature of 250 ℃ under the action of 150 ℃ to obtain a light yellow mixed solution;
B) mixing the light yellow mixed solution with polyethylene glycol 400, adding a catalyst Y, stirring, and heating at 250 ℃ for reaction at 150 ℃ to obtain partially acidolyzed dry oil polyethylene glycol ester;
C) mixing and dispersing partially acidolyzed drying oil polyethylene glycol ester, mineral oil, phosphate antirust agent, polyether, nonionic surfactant and water to obtain the water-based metal cutting fluid.
The invention has the beneficial effects that: the prepared partially acidolyzed drying oil polyethylene glycol ester has a unique structure and a very stable resin structure, and the metalworking cutting fluid prepared by using the drying oil polyethylene glycol ester has excellent lubricity, water dispersibility and stability, can be used for a long time without hydrolysis, has good hard water resistance, can not whiten in use, is not easy to saponify and foam, can be compatible with a cationic surfactant without generating precipitation, overcomes the defects of the traditional self-emulsifying ester in the using process, improves the performance and the using effect of the self-emulsifying ester, meets the requirements of environmental protection and energy conservation, and widens the using range of the self-emulsifying ester type metalworking cutting fluid.
Detailed Description
The invention discloses a water-based metal cutting fluid and a preparation method thereof.
The technical solutions of the present invention will be described clearly and completely below, and it is obvious that the description is only a part of the embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a water-based metal cutting fluid which comprises partially acidolyzed drying oil polyethylene glycol ester, mineral oil, a phosphate antirust agent, polyether, a nonionic surfactant and water.
The invention has the beneficial effects that: the prepared partially acidolyzed drying oil polyethylene glycol ester has a unique structure and a very stable resin structure, and the metalworking cutting fluid prepared by using the drying oil polyethylene glycol ester has excellent lubricity, water dispersibility and stability, can be used for a long time without hydrolysis, has good hard water resistance, can not whiten in use, is not easy to saponify and foam, can be compatible with a cationic surfactant without generating precipitation, overcomes the defects of the traditional self-emulsifying ester in the using process, improves the performance and the using effect of the self-emulsifying ester, meets the requirements of environmental protection and energy conservation, and widens the using range of the self-emulsifying ester type metalworking cutting fluid.
In the invention, the water-based metal cutting fluid comprises the following components in parts by weight: 60-140 parts of partially acidolyzed drying oil polyethylene glycol ester, 800 parts of mineral oil 400-containing organic solvent, 40-120 parts of phosphate antirust agent, 10-50 parts of polyether, 10-50 parts of nonionic surfactant and 480 parts of water 440-containing organic solvent.
In the invention, the partially acidolyzed drying oil polyethylene glycol ester is prepared by the following preparation method:
A) mixing isovaleric acid and dry oil, adding a catalyst X, stirring, and heating to react at the temperature of 250 ℃ under the action of 150 ℃ to obtain a light yellow mixed solution;
B) mixing the light yellow mixed solution with polyethylene glycol 400, adding a catalyst Y, stirring, and heating at 250 ℃ for reaction to obtain the partially acidolyzed drying oil polyethylene glycol ester.
In the present invention, the catalyst X is selected from 2: 1 mass ratio of isopropyl titanate and yellow lead which is subjected to superfine treatment, wherein the catalyst Y is selected from benzene sulfonic acid.
In the present invention, the drying oil is selected from linseed oil.
In the invention, the mass ratio of the isovaleric acid to the drying oil is 1: 2-6.
In the invention, the mass ratio of the light yellow mixed solution to the polyethylene glycol 400 is 1: 2-6.
In the present invention, the pale yellow mixture is reacted with polyethylene glycol 400 to remove the generated water.
In the invention, the drying oil polyethylene glycol ester which is partially acidolyzed is prepared by reaction in a protective atmosphere.
In the invention, the water-based metal cutting fluid meets the following conditions:
another embodiment of the invention discloses a preparation method of the water-based metal cutting fluid, which comprises the following steps:
A) mixing isovaleric acid and dry oil, adding a catalyst X, stirring, and heating to react at the temperature of 250 ℃ under the action of 150 ℃ to obtain a light yellow mixed solution;
B) mixing the light yellow mixed solution with polyethylene glycol 400, adding a catalyst Y, stirring, and heating at 250 ℃ for reaction at 150 ℃ to obtain partially acidolyzed dry oil polyethylene glycol ester;
C) mixing and dispersing partially acidolyzed drying oil polyethylene glycol ester, mineral oil, phosphate antirust agent, polyether, nonionic surfactant and water to obtain the water-based metal cutting fluid.
The invention is illustrated by the following specific examples:
example 1:
the embodiment discloses a preparation method of drying oil polyethylene glycol ester subjected to partial acidolysis, which is prepared by taking isovaleric acid, linseed oil and polyethylene glycol 400 as raw materials, and comprises the following steps:
A) mixing isovaleric acid and drying oil (linseed oil selected by the invention) according to the mass ratio of 1: 4, and adding a catalyst X, wherein the catalyst X is selected from 2: 1 mass proportion of isopropyl titanate and yellow lead which is subjected to superfine treatment are stirred and heated to 180 ℃ for reaction (nitrogen protection) for 180 minutes to obtain light yellow mixed liquor;
B) mixing the light yellow mixed solution and polyethylene glycol 400 according to a mass ratio of 1: 3, mixing, adding a catalyst Y selected from benzenesulfonic acid, stirring and heating to 250 ℃ for reaction (introducing nitrogen for protection) for 360 minutes, and removing a small amount of generated water to obtain the partially acidolyzed drying oil polyethylene glycol ester.
Example 2:
this example provides an application example of the partially acid-hydrolyzed drying oil polyglycol ester prepared in example 1 to prepare a metal working cutting fluid, and the experimental formula is as follows:
the process comprises the following steps: 1/3 water is added into a beaker, part of acidolyzed drying oil polyethylene glycol ester, polyether, 6501 and phosphate antirust agent are slowly added in sequence, the mixture is uniformly stirred, the stirring speed is increased, mineral oil is slowly added for emulsification, finally, the rest 2/3 water is added for dilution, and the metal processing cutting fluid S1 is obtained after standing.
Example 3:
this example provides an application example of the partially acid-hydrolyzed drying oil polyglycol ester prepared in example 1 to prepare a metal working cutting fluid, and the experimental formula is as follows:
the process comprises the following steps: 1/3 water is added into a beaker, part of acidolyzed drying oil polyethylene glycol ester, polyether, 6501 and phosphate antirust agent are slowly added in sequence, the mixture is uniformly stirred, the stirring speed is increased, mineral oil is slowly added for emulsification, finally, the rest 2/3 water is added for dilution, and the metal processing cutting fluid S2 is obtained after standing. Comparative example 1:
the comparative example is used for comparative explanation, and discloses a preparation method of a metal processing cutting fluid, and the experimental formula is as follows:
the process comprises the following steps: 1/3 water is added into a beaker, the long-chain fatty alcohol-polyoxyethylene allyl ether, the polyether, the 6501 and the phosphate antirust agent are sequentially and slowly added, the stirring is uniformly carried out, the stirring speed is increased, the mineral oil is slowly added for emulsification, finally, the rest 2/3 water is added for dilution, and the metal processing cutting fluid D1 is obtained after standing.
Sample detection
The metalworking cutting fluids S1, S2 prepared in examples 2 and 3 and the metalworking cutting fluid D1 prepared in comparative example 1 were used in the metalworking experimental procedure: the prepared metalworking cutting fluid is diluted to 5% concentration by water, placed in a lubricant barrel, driven into a pipeline by a low-pressure pump, and flows out of a nozzle through a valve, the nozzle is installed close to a cutting area, the cutting fluid flows through the cutting area, then flows onto different parts of a machine tool, then is collected in an oil collecting disc, then flows back into the cutting fluid barrel from the oil collecting disc for recycling, and the using state of the metalworking cutting fluid is recorded in table 1.
TABLE 1
The test results in table 1 show that, compared with the existing metal working cutting fluid, the metal working cutting fluid provided by the invention has better circulation stability, prolongs the service life of the metal working cutting fluid, and ensures the heat dissipation effect of metal cutting.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. The water-based metal cutting fluid is characterized by comprising drying oil polyethylene glycol ester subjected to partial acidolysis, mineral oil, a phosphate antirust agent, polyether, a nonionic surfactant and water.
2. The water-based metal cutting fluid as claimed in claim 1, wherein the water-based metal cutting fluid comprises the following components by weight: 60-140 parts of partially acidolyzed drying oil polyethylene glycol ester, 800 parts of mineral oil 400-containing organic solvent, 40-120 parts of phosphate antirust agent, 10-50 parts of polyether, 10-50 parts of nonionic surfactant and 480 parts of water 440-containing organic solvent.
3. The water-based metal cutting fluid as claimed in claim 1, wherein the partially acid-hydrolyzed drying oil polyethylene glycol ester is prepared by the following preparation method:
A) mixing isovaleric acid and dry oil, adding a catalyst X, stirring, and heating to react at the temperature of 250 ℃ under the action of 150 ℃ to obtain a light yellow mixed solution;
B) mixing the light yellow mixed solution with polyethylene glycol 400, adding a catalyst Y, stirring, and heating at 250 ℃ for reaction to obtain the partially acidolyzed drying oil polyethylene glycol ester.
4. The water-based metal cutting fluid according to claim 3, wherein the catalyst X is selected from the group consisting of 2: 1 mass ratio of isopropyl titanate and yellow lead which is subjected to superfine treatment, wherein the catalyst Y is selected from benzene sulfonic acid.
5. The water-based metal cutting fluid according to claim 3, wherein the drying oil is selected from linseed oil.
6. The water-based metal cutting fluid as claimed in claim 3, wherein the mass ratio of the isovaleric acid to the drying oil is 1: 2-6.
7. The water-based metal cutting fluid as claimed in claim 3, wherein the mass ratio of the light yellow mixed solution to the polyethylene glycol 400 is 1: 2-6.
8. The water-based metal cutting fluid as claimed in claim 3, wherein the water produced is removed after the reaction of the yellowish mixed solution with polyethylene glycol 400.
9. The water-based metal cutting fluid according to claim 1, wherein the water-based metal cutting fluid satisfies the following conditions:
10. the preparation method of the water-based metal cutting fluid is characterized by comprising the following steps of:
A) mixing isovaleric acid and dry oil, adding a catalyst X, stirring, and heating to react at the temperature of 250 ℃ under the action of 150 ℃ to obtain a light yellow mixed solution;
B) mixing the light yellow mixed solution with polyethylene glycol 400, adding a catalyst Y, stirring, and heating at 250 ℃ for reaction at 150 ℃ to obtain partially acidolyzed dry oil polyethylene glycol ester;
C) mixing and dispersing partially acidolyzed drying oil polyethylene glycol ester, mineral oil, phosphate antirust agent, polyether, nonionic surfactant and water to obtain the water-based metal cutting fluid.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115926877A (en) * | 2022-09-05 | 2023-04-07 | 石岛环保科技(上海)有限公司 | Phosphorus-free, chlorine-free, sulfur-free and boron-free efficient cooling and lubricating medium and preparation method thereof |
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| CN106281630A (en) * | 2016-08-17 | 2017-01-04 | 南通科星化工有限公司 | A kind of micro emulsion cutting fluid and preparation technology thereof |
| CN108300537A (en) * | 2018-02-07 | 2018-07-20 | 上海金兆节能科技有限公司 | A kind of environmental protection micro cutting liquid and preparation method thereof |
| CN110846116A (en) * | 2019-11-21 | 2020-02-28 | 广州市方川润滑科技有限公司 | Cutting fluid for precisely manufacturing automobile aluminum wheel hub and preparation method thereof |
| CN111171946A (en) * | 2019-12-19 | 2020-05-19 | 四会市格鲁森润滑技术有限公司 | Micro-synthetic aluminum processing cutting fluid and preparation method thereof |
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| CN115926877A (en) * | 2022-09-05 | 2023-04-07 | 石岛环保科技(上海)有限公司 | Phosphorus-free, chlorine-free, sulfur-free and boron-free efficient cooling and lubricating medium and preparation method thereof |
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| CN113462455B (en) | 2022-08-19 |
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