CN111548848A - Vegetable oil-based metal machining cutting fluid and preparation method thereof - Google Patents
Vegetable oil-based metal machining cutting fluid and preparation method thereof Download PDFInfo
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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
- C10M169/00—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
- C10M169/04—Mixtures of base-materials and additives
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/287—Partial esters
- C10M2207/289—Partial esters containing free hydroxy groups
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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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/40—Fatty vegetable or animal oils
- C10M2207/401—Fatty vegetable or animal oils used as base material
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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
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/086—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type polycarboxylic, e.g. maleic acid
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- 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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- 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
- C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
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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
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
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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
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2215/042—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
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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
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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
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/221—Six-membered rings containing nitrogen and carbon only
- C10M2215/222—Triazines
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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
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/225—Heterocyclic nitrogen compounds the rings containing both nitrogen and oxygen
- C10M2215/226—Morpholines
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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
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/02—Unspecified siloxanes; Silicones
Abstract
The invention discloses a vegetable oil-based metal machining cutting fluid, which specifically comprises the following components in percentage by weight: vegetable oil: 70-80%, surfactant: 8-11%, cosurfactant: 2-4% of defoaming agent: 0.2-1.0%, antirust agent: 2-4% of an antiseptic bactericide: 0.3-1%, hard water resisting agent: 0.5-2%, emulsifier: 0.5-2% and the balance of purified water. The cutting fluid mainly adopts vegetable oil and a surfactant, the vegetable oil is degradable oil of rapeseed oil and soybean oil, the surfactant adopts sorbitan monooleate, tall oil fatty acid amide, tetrapolyricinoleate and octapolyricinoleate which are derivatives extracted from the vegetable oil and can be degraded, and nitrite and medium metal salts are not added in the raw materials, so that the cutting fluid prepared by the method is biodegradable, renewable, safe and environment-friendly.
Description
Technical Field
The invention relates to the field of metal cutting fluid, in particular to vegetable oil-based metal machining cutting fluid and a preparation method thereof.
Background
In recent years, with the strategic policy of moving out of the machining complete equipment in China, old lathes are thrown away by the machining industry, numerical control machines and machining center machine tools are adopted in a large amount, the machining quality and the machining speed are greatly improved compared with those of the old lathes, and the consumption of cutting fluid is greatly increased. However, most of the cutting fluids in the market still use mineral oil as base oil, and obviously, the toxicity of the mineral oil increases the treatment cost of the waste oil due to the undegradability and regeneration of the mineral oil. With the enhancement of the supervision of the environmental protection department, the attention of industrial enterprises to the cost and the environmental protection consciousness, the beginning of the change of the machining industry, international orbit and economic growth modes, the cutting fluid is necessarily developed towards the high-quality direction of safety and environmental protection.
The invention is a trend of compliancy. The formula adopts more than 90 percent of vegetable oil and derivatives extracted from the vegetable oil as main agents, so that the aim is realized, namely the whole process adopts completely biodegradable renewable vegetable oil. Thereby solving the worries of customers such as the damage of mineral oil to operators, the pollution of waste oil and the like.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a biodegradable and renewable vegetable oil-based metal machining cutting fluid.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a vegetable oil-based metal machining cutting fluid specifically comprises the following components in percentage by weight:
vegetable oil: 70 to 80 percent
Surfactant (b): 8 to 11 percent
Cosurfactant: 2 to 4 percent
Defoaming agent: 0.2 to 1.0%
Antirust agent: 2 to 4 percent
And (3) antiseptic bactericide: 0.3 to 1 percent
Hard water resisting agent: 0.5 to 2 percent
Emulsifier: 0.5 to 2 percent
The balance being purified water.
Further, the vegetable oil is at least one of rapeseed oil and soybean oil.
Further, the surfactant is at least one of sorbitan monooleate, tall oil fatty acid amide and tetrapolyricinoleate.
Further, the auxiliary surfactant is at least one of OP-7 (octyl phenol polyoxyethylene ether) and OP-9 (nonyl phenol polyoxyethylene ether).
Further, the defoaming agent is silicone oil.
Further, the antirust agent is at least one of triethanolamine and ternary organic acid amine salt.
Further, the antiseptic bactericide is at least one of BK bactericide and MBM bactericide.
Further, the hard water resisting agent is disodium ethylene diamine tetraacetate.
Further, the emulsifier is at least one of span 60 (sorbitan stearate), AEO-9 (fatty alcohol polyoxyethylene ether), oleamide and NP-7 (alkylphenol polyoxyethylene (7) ether).
The invention also provides a preparation method of the vegetable oil-based metal machining cutting fluid, which comprises the following steps:
step S1, sequentially adding vegetable oil, a surfactant, a defoaming agent, an anticorrosive bactericide, an emulsifier and purified water into a reaction container, and stirring for 30-90 min at an environmental temperature of 20-40 ℃ to obtain a mixed solution 1;
step S2, sequentially adding an antirust agent, an auxiliary surfactant and a hard water resisting agent into purified water, and stirring for 30-90 min at an ambient temperature of 20-40 ℃ to obtain a mixed solution 2;
and step S3, adding the mixed solution 2 into the mixed solution 1 at a constant speed, and stirring for 30-60 min at an ambient temperature of 20-40 ℃ to prepare the vegetable oil-based metal machining cutting fluid.
Compared with the prior art, the invention has the following beneficial effects:
(1) the cutting fluid mainly adopts vegetable oil and a surfactant, the vegetable oil is degradable oil of rapeseed oil and soybean oil, the surfactant adopts sorbitan monooleate, tall oil fatty acid amide and tetrapolyricinoleate which are derivatives extracted from the vegetable oil, and can be degraded as well, and nitrite and heavy metal salts which are harmful to the environment are not added in the raw materials, so the cutting fluid prepared by the invention is biodegradable, renewable, safe and environment-friendly.
(2) The vegetable oil in the formula has lubricating property, and the soybean oil and the rapeseed oil have good lubricating property and can adhere to a friction surface by virtue of physical adsorption so as to play a lubricating role, so that the cutting fluid prepared by the method can play a lubricating role in mechanical processing.
(3) The surfactants in the formula of the invention are sorbitan monooleate, tall oil fatty acid amide and tetrapoly ricinoleate, which can reduce the interfacial tension between liquids, so that one liquid is uniformly, stably and lowly dispersed in the other liquid in a tiny state, thus leading the antifoaming agent, the anti-corrosion bactericide and the anti-hard water agent to be well dispersed in the vegetable oil and leading the performance of the cutting fluid to be relatively stable.
(4) The auxiliary surfactants in the formula are OP-7 and OP-9 which can also play a role in reducing the interfacial tension between liquids, and the two surfactants are nonionic surfactants which can also reduce the surface tension of the cutting fluid, so that the cleaning effect of the cutting fluid is met.
(5) The defoaming agent in the formula of the invention adopts silicone oil, so that the surface tension of liquid can be reduced, and the generation of foam can be inhibited.
(6) The anticorrosive bactericide in the formula disclosed by the invention is a BK bactericide and an MBM bactericide which have higher bactericidal effects in two weeks, and can be added into the cutting fluid to inhibit the development of microorganisms, so that the cutting fluid can be stored for a long time.
(7) The anti-hard water agent in the formula is disodium ethylene diamine tetraacetate, and the anti-hard water agent can improve the hard water resistance of the cutting fluid when added into the formula, so that the cutting fluid can be directly used without water softening treatment when diluted by adding water, and the cutting fluid is convenient to use.
(8) The emulsifier in the formula of the invention is span 60, AEO-9, oleamide and NP-7, and the emulsifier can stabilize the cutting fluid after being added.
(9) The vegetable oil-based metal machining cutting fluid is prepared by only respectively matching vegetable oil, a surfactant, a defoaming agent, an anticorrosive bactericide and purified water to prepare a mixed solution, matching an antirust agent, an auxiliary surfactant, a hard water resisting agent and the purified water to prepare a mixed solution, and uniformly mixing the two mixed solutions.
Detailed Description
The present invention is further illustrated by the following examples, which include, but are not limited to, the following examples.
A vegetable oil-based metal machining cutting fluid specifically comprises the following components in percentage by weight:
vegetable oil: 70 to 80 percent
Surfactant (b): 8 to 11 percent
Cosurfactant: 2 to 4 percent
Defoaming agent: 0.2 to 1.0%
Antirust agent: 2 to 4 percent
And (3) antiseptic bactericide: 0.3 to 1 percent
Hard water resisting agent: 0.5 to 2 percent
Emulsifier: 0.5 to 2 percent
The balance being purified water.
Further, the vegetable oil is at least one of rapeseed oil and soybean oil.
Further, the surfactant is at least one of sorbitan monooleate, tall oil fatty acid amide and tetrapolyricinoleate.
Further, the auxiliary surfactant is at least one of OP-7 and OP-9.
Further, the defoaming agent is silicone oil.
Further, the antirust agent is at least one of triethanolamine and ternary organic acid amine salt.
Further, the antiseptic bactericide is at least one of BK bactericide and MBM bactericide.
Further, the hard water resisting agent is disodium ethylene diamine tetraacetate.
Further, the emulsifier is at least one of span 60, AEO-9, oleamide and NP-7.
The invention also provides a preparation method of the vegetable oil-based metal machining cutting fluid, which comprises the following steps:
step S1, sequentially adding vegetable oil, a surfactant, a defoaming agent, an anticorrosive bactericide, an emulsifier and purified water into a reaction container, and stirring for 30-90 min at an environmental temperature of 20-40 ℃ to obtain a mixed solution 1;
step S2, sequentially adding an antirust agent, an auxiliary surfactant and a hard water resisting agent into purified water, and stirring for 30-90 min at an ambient temperature of 20-40 ℃ to obtain a mixed solution 2;
and step S3, adding the mixed solution 2 into the mixed solution 1 at a constant speed, and stirring for 30-60 min at an ambient temperature of 20-40 ℃ to prepare the vegetable oil-based metal machining cutting fluid.
Example 1
Adding 80kg of soybean oil and 8kg of octapolyricinoleate into a reaction container in sequence, stirring at a constant speed and a constant temperature for 30min at a temperature of 25 ℃, then adding 1kg of span 60, 1kg of AEO-9, 0.3kg of silicone oil, 0.4kg of bactericide BK, 1.3kg of purified water and 0.5kg of bactericide MBM in sequence, and stirring at a constant speed and a constant temperature for 30min to obtain a solution 1; simultaneously adding 2Kg of triethanolamine, 2Kg of OP-7 and 0.5Kg of disodium ethylene diamine tetraacetate into another reaction vessel filled with 3Kg of purified water in sequence, and stirring at constant speed and constant temperature for 30min at the temperature of 25 ℃ to obtain a solution 2; and (3) after the solution 1 is prepared, mixing the solution 2 into a reaction vessel filled with the solution 1, adding the solution while stirring, and stirring at a constant speed for 30min to obtain the yellow and transparent vegetable oil-based metal machining cutting fluid.
The obtained vegetable oil-based metal machining cutting fluid was sampled and tested, and the refractive index reading, pH, rust resistance, 3% aluminum corrosion, and 5% maximum seizure-free load were measured, and the test results are shown in table 1.
TABLE 1
| Detecting items | Example 1 test data |
| Appearance of the product | Yellow transparent liquid |
| Dioptric reading | 85 |
| pH value (3% aqueous solution) | 9.5 |
| 2% antirust (IP287) | Level 0 |
| 3% aluminum corrosion | Class A |
| Maximum no-seizing load PB/KG (5% working solution) | 80 |
Analyzing the detection result of the table 1, wherein the refractive index reading of the stock solution of the cutting fluid is 85, which shows that the stock solution of the cutting fluid has high active ingredient content and is beneficial to the preparation proportion of water; the pH value (3% aqueous solution) is a result of detection after the stock solution of the cutting fluid is diluted to 3% concentration by using the aqueous solution, the result is 9.5, and the pH value of 9.5 can ensure that bacteria are difficult to breed, ensure the long-term performance stability of the cutting fluid and prolong the service life of the cutting fluid; the 2% rust inhibitive property (IP287) was a result of a test conducted after diluting the stock solution of the cutting fluid with an aqueous solution to a concentration of 2%, and the result was grade 0, indicating that the rust inhibitive property was particularly excellent; the 3% aluminum corrosion is a result of detecting after diluting the stock solution of the cutting fluid to 3% concentration by using an aqueous solution, and the result is grade A, which shows that the corrosion resistance of the aluminum is good; the maximum non-seizing load PB/KG (5% working fluid) is the result of testing the stock solution of the cutting fluid diluted to 5% concentration by aqueous solution, and the result is 80, which shows that the product has excellent lubricating performance.
Therefore, the cutting fluid prepared by the invention has the characteristics of excellent lubricity, excellent rust resistance and the like, and is easy to biodegrade.
Example 2
Taking 80kg of soybean oil and 8kg of tetrapolyricinoleate, stirring at a constant speed and a constant temperature at 25 ℃ for 30min, then sequentially adding 1kg of oleamide, 1kg of NP-71 kg of silicone oil, 0.3kg of silicone oil, 0.5kg of MBM bactericide and 2.7kg of purified water, and stirring at a constant temperature for 30min to obtain a solution 1; simultaneously, 2kg of triethanolamine, 2kg of OP-7 and 0.5kg of disodium ethylene diamine tetraacetate are sequentially added into another reaction vessel filled with 2kg of purified water, and stirred at the temperature of 25 ℃ for 30min at constant speed and constant temperature to obtain a solution 2; and (3) after the solution 1 is prepared, mixing the solution 2 into a reaction vessel filled with the solution 1, adding the solution while stirring, and stirring at a constant speed for 30min to obtain the yellow and transparent vegetable oil-based metal machining cutting fluid.
Example 3
Taking 80kg of rapeseed oil and 6.5kg of tetrapolyricinoleic acid polyester, stirring at a constant speed and a constant temperature at the temperature of 25 ℃ for 30min, then sequentially adding 0.5kg of oleamide, 0.5kg of NP-71.5 kg, 0.2kg of silicone oil, 0.3kg of MBM bactericide and 4.5kg of purified water, and stirring at a constant speed and a constant temperature at the temperature of 25 ℃ for 30min to obtain a solution 1; sequentially adding 2kg of triethanolamine, OP-72 kg and 0.5kg of disodium ethylene diamine tetraacetate into another reaction vessel filled with 2kg of purified water, and stirring at constant speed and constant temperature at 25 ℃ for 30min to obtain a solution 2; and after the solution 1 is prepared, mixing the solution 2 into a reaction vessel filled with the solution 1, adding the solution while stirring, and stirring for 30min to obtain the yellow and transparent vegetable oil-based metal machining cutting fluid.
Example 4
Taking 80kg of soybean oil and 7kg of tetrapolyricinoleic acid polyester, stirring at a constant speed and a constant temperature at the temperature of 25 ℃ for 30min, then sequentially adding 0.5kg of oleamide, 0.2kg of NP-71 kg of silicone oil, 0.3kg of MBM bactericide and 4.5kg of purified water, and stirring at a constant speed and a constant temperature at the temperature of 25 ℃ for 30min to obtain a solution 1; sequentially adding 2kg of triethanolamine, OP-72 kg and 0.5kg of disodium ethylene diamine tetraacetate into another reaction vessel filled with 2kg of purified water, and stirring at constant speed and constant temperature at 25 ℃ for 30min to obtain a solution 2; and after the solution 1 is prepared, mixing the solution 2 into a reaction vessel filled with the solution 1, adding the solution while stirring, and stirring for 30min to obtain the yellow and transparent vegetable oil-based metal machining cutting fluid.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the scope of the present invention, but all the insubstantial modifications or changes made within the spirit and scope of the main design of the present invention, which still solve the technical problems consistent with the present invention, should be included in the scope of the present invention.
Claims (10)
1. The vegetable oil-based metal machining cutting fluid is characterized by specifically comprising the following components in percentage by weight:
vegetable oil: 70 to 80 percent
Surfactant (b): 8 to 11 percent
Cosurfactant: 2 to 4 percent
Defoaming agent: 0.2 to 1.0%
Antirust agent: 2 to 4 percent
And (3) antiseptic bactericide: 0.3 to 1 percent
Hard water resisting agent: 0.5 to 2 percent
Emulsifier: 0.5 to 2 percent
The balance being purified water.
2. The vegetable oil-based metal machining cutting fluid as set forth in claim 1, wherein the vegetable oil is at least one of rapeseed oil and soybean oil.
3. The vegetable oil-based metal machining cutting fluid of claim 1, wherein the surfactant is at least one of sorbitan monooleate, tall oil fatty acid amide, and tetrapolyricinoleate.
4. The vegetable oil-based metal machining cutting fluid of claim 1, wherein the co-surfactant is at least one of OP-7 and OP-9.
5. The vegetable oil-based metal machining cutting fluid of claim 1, wherein the defoaming agent is silicone oil.
6. The vegetable oil-based metal machining cutting fluid of claim 1, wherein the rust inhibitor is at least one of triethanolamine and a salt of a ternary organic acid amine.
7. The vegetable oil-based metal machining cutting fluid as set forth in claim 1, wherein the corrosion-preventing bactericide is at least one of a BK bactericide and an MBM bactericide.
8. The vegetable oil-based metal machining cutting fluid of claim 1, wherein the hard water resistant agent is disodium ethylenediaminetetraacetate.
9. The vegetable oil-based metal machining cutting fluid of claim 1, wherein the emulsifier is at least one of span 60, AEO-9, oleamide, and NP-7.
10. The method of preparing a vegetable oil-based metal machining cutting fluid according to claim 1, comprising the steps of:
step S1, sequentially adding vegetable oil, a surfactant, a defoaming agent, an anticorrosive bactericide, an emulsifier and purified water into a reaction container, and stirring for 30-90 min at an environmental temperature of 20-40 ℃ to obtain a mixed solution 1;
step S2, sequentially adding an antirust agent, an auxiliary surfactant and a hard water resisting agent into purified water, and stirring for 30-90 min at an ambient temperature of 20-40 ℃ to obtain a mixed solution 2;
and step S3, adding the mixed solution 2 into the mixed solution 1 at a constant speed, and stirring for 30-60 min at an ambient temperature of 20-40 ℃ to prepare the vegetable oil-based metal machining cutting fluid.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113174287A (en) * | 2021-03-23 | 2021-07-27 | 深圳市裕展精密科技有限公司 | Cutting fluid for metal |
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| CN102220183A (en) * | 2011-05-11 | 2011-10-19 | 广州市联诺化工科技有限公司 | Vegetable oil-based water-soluble cutting fluid |
| CN104164283A (en) * | 2014-08-19 | 2014-11-26 | 清华大学 | Microemulsion metal cutting fluid |
| CN104745277A (en) * | 2015-03-12 | 2015-07-01 | 上海应用技术学院 | Rust-proof micro-emulsion metal cutting liquid and preparation method thereof |
| CN105154198A (en) * | 2015-08-26 | 2015-12-16 | 开封市奥科宝特种油剂有限公司 | Novel biodegradable vegetable-oil-based water-soluble cutting fluid |
| CN107236593A (en) * | 2017-07-26 | 2017-10-10 | 西安蓉湖新材料开发有限公司 | A kind of machine tooling environmental-friendly plant oil base emulsion cutting fluid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113174287A (en) * | 2021-03-23 | 2021-07-27 | 深圳市裕展精密科技有限公司 | Cutting fluid for metal |
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