CN117821147A - Groove edge regulator of vegetable oil-based cutting fluid and preparation method thereof - Google Patents

Groove edge regulator of vegetable oil-based cutting fluid and preparation method thereof Download PDF

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Publication number
CN117821147A
CN117821147A CN202311834499.1A CN202311834499A CN117821147A CN 117821147 A CN117821147 A CN 117821147A CN 202311834499 A CN202311834499 A CN 202311834499A CN 117821147 A CN117821147 A CN 117821147A
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China
Prior art keywords
vegetable oil
carboxylic acid
cutting fluid
based cutting
ether carboxylic
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Pending
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CN202311834499.1A
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Chinese (zh)
Inventor
黄国都
陆世忠
廖云华
赵凯利
聂晓霖
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Nanjing Kerun Industrial Technology Co ltd
Nanjing Kerun New Material Technology Co ltd
Nanjing Kerun Industrial Media Co ltd
Original Assignee
Nanjing Kerun Industrial Technology Co ltd
Nanjing Kerun New Material Technology Co ltd
Nanjing Kerun Industrial Media Co ltd
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Application filed by Nanjing Kerun Industrial Technology Co ltd, Nanjing Kerun New Material Technology Co ltd, Nanjing Kerun Industrial Media Co ltd filed Critical Nanjing Kerun Industrial Technology Co ltd
Priority to CN202311834499.1A priority Critical patent/CN117821147A/en
Publication of CN117821147A publication Critical patent/CN117821147A/en
Pending legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse 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 groove edge regulator of a plant oil-based cutting fluid and a preparation method thereof, wherein the groove edge regulator comprises the following components in percentage by weight: 35% -40% of antirust emulsifier, 25% of alcohol ether solvent, 25% of mixed ether carboxylic acid, 2% of antibacterial agent and the balance of water; wherein the antirust emulsifier is prepared by mixing and reacting cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid at a molar ratio of 4-5:1:3 at a high temperature. The groove edge regulator is added into the plant oil-based cutting liquid groove liquid which is sticky, has obvious improvement effects on the high-temperature stability of the liquid groove and the rust resistance of cast iron filings, and does not influence the corrosion inhibition performance of aluminum alloy.

Description

Groove edge regulator of vegetable oil-based cutting fluid and preparation method thereof
Technical Field
The invention relates to a groove edge regulator of a vegetable oil-based cutting fluid and a preparation method of the groove edge regulator.
Technical Field
The vegetable oil-based cutting fluid has a plurality of advantages in the machining process, and the unique molecular structure of the vegetable oil-based cutting fluid has excellent lubricating performance, so that the yield can be effectively improved, and the service life of a cutter can be prolonged; secondly, the use of vegetable oil-based cutting fluids can reduce irritation and allergy to operators; in addition, the waste liquid of the vegetable oil-based cutting fluid is easier to treat and is easier to degrade than mineral oil. However, vegetable oil molecules are sensitive to mixed oil and hard water, and when water with larger hardness is used for preparing liquid, the liquid is easy to generate saponification layer and sticky problems along with continuous evaporation and hardness accumulation, so that the problems of reduced lubricating performance, difficult cleaning of parts and the like are caused.
Disclosure of Invention
The invention aims to: the invention aims to provide a groove edge regulator of a vegetable oil-based cutting fluid, which is characterized in that the groove edge regulator is added into a groove fluid which has a saponification layer and is sticky to regulate the groove edge, so that the groove fluid is restored to a normal working state, and the service life of the groove fluid is prolonged; another object of the present invention is to provide a method for preparing the above-mentioned tank side regulator.
The technical scheme is as follows: the invention relates to a groove edge regulator of a vegetable oil-based cutting fluid, which comprises the following components in percentage by weight: 35-40% of antirust emulsifier, 25% of alcohol ether solvent, 25% of mixed ether carboxylic acid, 2% of antibacterial agent and the balance of water.
Wherein the antirust emulsifier is prepared by mixing and reacting cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid at a molar ratio of 4-5:1:3 at a high temperature. Under the corresponding mass ratio, the cyclohexyl diethanolamine and the diglycolamine can fully react with the cyclopropyl oleic acid, and the cyclohexyl diethanolamine and the diglycolamine have excellent antirust performance, simultaneously keep a good pH value, are favorable for resisting microorganisms, and do not cause corrosion to aluminum alloy.
Wherein the reaction temperature is 80-90 ℃ and the reaction time is 60-70 min.
Wherein the alcohol ether solvent is ethylene glycol butyl ether, diethylene glycol butyl ether or isohexylene glycol.
Wherein the mixed ether carboxylic acid is a mixture of short alkyl chain (C6-8) ether carboxylic acid and long alkyl chain (C16-18) ether carboxylic acid, and more preferably Japanese flower King AKYPO TEC-AM VG (ether carboxylic acid).
Wherein the antibacterial agent is N-methyl-dicyclohexylamine.
The preparation method of the groove edge regulator of the vegetable oil-based cutting fluid comprises the following steps: adding the cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid with the formula amount into a reaction kettle, heating to 80-90 ℃ while stirring, and reacting for 60-70 min; adding water with the formula amount into the mixture, and stirring the mixture until the mixture is uniform and transparent; and finally adding the alcohol ether solvent, the mixed ether carboxylic acid and the antibacterial agent according to the formula amount, and stirring until the mixture is uniform and semitransparent.
The groove edge regulator is added into the sticky vegetable oil-based cutting liquid groove liquid, so that the high-temperature stability of the groove liquid and the rust resistance of cast iron filings are improved obviously, and the corrosion inhibition performance of aluminum alloy is not affected. The antirust emulsifier can effectively emulsify the mixed oil in the tank liquor and the vegetable oil separated out due to unstable tank liquor, increase the antirust performance of the system, effectively disperse soap separation caused by accumulated hardness in water by using the alcohol ether solvent and the mixed ether carboxylic acid, and simultaneously, the system uses the combination of special amines, is friendly to aluminum alloy, does not influence the corrosion inhibition performance of the aluminum alloy, and can also increase the antibacterial and antiseptic capacity of the system; the stability of the tank liquor is improved by the synergistic effect of the antirust emulsifier, the alcohol ether solvent and the mixed ether carboxylic acid.
The beneficial effects are that: compared with the prior art, the invention has the following remarkable progress: the groove edge regulator is added into the vegetable oil-based cutting liquid groove liquid which is used until sticky floaters appear, and the groove liquid state can be regulated to be uniform no matter the vegetable oil-based cutting liquid groove liquid is used for processing aluminum alloy or ferrous metal, so that normal lubrication, corrosion inhibition, rust prevention and cleaning functions are recovered, and the corrosion resistance of the groove liquid is enhanced; the invention improves the stability of the tank liquor based on the synergistic effect of the antirust emulsifier, the alcohol ether solvent and the mixed ether carboxylic acid, eliminates the sticky substances, and improves the cleaning effect.
Detailed Description
Example 1
The invention relates to a groove edge regulator of a vegetable oil-based cutting fluid, which comprises the following components in percentage by weight: 35% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid according to a molar ratio of 5:1:3 and then reacting at 90 ℃ for 60 min.
The preparation method of the groove edge regulator of the vegetable oil-based cutting fluid comprises the following steps: adding cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid in a molar ratio of 5:1:3 into a reaction kettle, heating to 90 ℃ while stirring, and reacting for 60min; adding water with the formula amount into the mixture, and stirring the mixture until the mixture is uniform and transparent; and finally adding the alcohol ether solvent, the mixed ether carboxylic acid and the antibacterial agent according to the formula amount, and stirring until the mixture is uniform and semitransparent.
Example 2
The invention relates to a groove edge regulator of a vegetable oil-based cutting fluid, which comprises the following components in percentage by weight: 38% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid according to a molar ratio of 5:1:3 and then reacting at 90 ℃ for 60 min.
Example 3
The invention relates to a groove edge regulator of a vegetable oil-based cutting fluid, which comprises the following components in percentage by weight: 40% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid according to a molar ratio of 5:1:3 and then reacting at 90 ℃ for 60 min.
Example 4
The invention relates to a groove edge regulator of a vegetable oil-based cutting fluid, which comprises the following components in percentage by weight: 40% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid according to a molar ratio of 4:1:3 and then reacting at 80 ℃ for 70min.
Comparative example 1
The groove edge regulator of the vegetable oil-based cutting fluid consists of the following components in percentage by weight: 35% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, monoethanolamine and cyclopropyl oleic acid according to a molar ratio of 5:1:3 and then reacting at 90 ℃ for 60 min.
Comparative example 2
The groove edge regulator of the vegetable oil-based cutting fluid consists of the following components in percentage by weight: 35% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is obtained by mixing cyclohexyl diethanolamine, monoisopropanolamine and cyclopropyl oleic acid according to a molar ratio of 5:1:3 and then reacting at 90 ℃ for 60 min.
Comparative example 3
The groove edge regulator of the vegetable oil-based cutting fluid consists of the following components in percentage by weight: 35% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein, the antirust emulsifier is obtained by mixing N-methyldiethanolamine, diglycolamine and cyclopropyleoleic acid according to a molar ratio of 5:1:3 and then reacting at 90 ℃ for 60 min.
Comparative example 4
The groove edge regulator of the vegetable oil-based cutting fluid consists of the following components in percentage by weight: 35% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, diglycolamine and ricinoleic acid according to a molar ratio of 5:1:3 and then reacting at 90 ℃ for 60 min.
Comparative example 5
The groove edge regulator of the vegetable oil-based cutting fluid consists of the following components in percentage by weight: 35% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid according to a molar ratio of 3:1:3 and then reacting at 90 ℃ for 60 min.
Comparative example 6
The groove edge regulator of the vegetable oil-based cutting fluid consists of the following components in percentage by weight: 35% of antirust emulsifier, 25% of isohexanediol, 25% of mixed ether carboxylic acid (AKYPO TEC-AM VG), 2% of N-methyl-dicyclohexylamine and the balance of water; wherein the rust-proof emulsifier is prepared by mixing cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid according to a molar ratio of 5:1:3 and then reacting at 30 ℃ for 60 min.
Taking vegetable oil-based cutting fluid bath solution S1 processed by mixing aluminum alloy and ferrous metal in certain industrial site for 12 months, wherein the state of the fluid bath solution S1 is as follows: the appearance of the bath solution is gray emulsion, the viscosity is increased, layering, phase change and jelly appear in a high-temperature stability test, the bath solution S1 is divided into eight parts of completely identical bath solutions S1', and working solutions of the bath side regulators of the examples 1-4 (the mass fraction of the bath side regulator in the working solution is 1%) are respectively added into four parts of the bath solutions S1', so that samples S2-S5 are obtained; the working solutions of the tank side adjusters of comparative examples 1 to 6 (the mass fraction of the tank side adjusters in the working solution was 1%) were added to the other four tank solutions S1', respectively, to obtain samples S6 to S11.
According to a 5.7 corrosion test in JB/T7453-2013 standard, testing the color change condition of ADC12 under the condition of 55+/-2 ℃; referring to the stability of 5.3 test tank liquor in GB/T6144-2010 standard, 100mL of S1-S9 samples are taken and placed in a 100mL measuring cylinder with a plug, the sample is placed in a constant temperature drying oven at 70+/-3 ℃ for 5 hours, and after being taken out and cooled to room temperature for 1 hour, assessment is carried out to see whether layering, phase change and colloid phenomena exist or not; the rust resistance of S1 to S11 was tested with reference to GB/T9189-2016, and tap water was used as the fluid. The specific results are shown in Table 1.
Table 1 shows the test results of the S1 to S9 samples
As can be seen from Table 1, the tank edge modifier of the embodiments 1 to 4 of the invention is added into the vegetable oil-based cutting tank liquor processed by using the mixed material for 12 months, so that the high-temperature stability of the tank liquor can be obviously improved, the rust resistance of cast iron filings can be improved, and meanwhile, the corrosion inhibition performance of aluminum alloy is not reduced; the groove edge regulator of the comparative examples 1-2 is added into the mixed material processing cutting liquid groove liquid, so that the high-temperature stability can be improved, the rust resistance of cast iron filings can be improved, the corrosion inhibition performance of aluminum alloy is reduced, and the processing risk is brought; the groove edge modifier of comparative examples 3-4 is added into the cutting liquid groove liquid for mixed material processing, so that the rust resistance of cast iron filings is improved, but the stability of the groove liquid cannot be improved, and meanwhile, the corrosion inhibition performance of the groove liquid aluminum is negatively affected by comparative example 3. The groove side regulator of the comparative examples 5-6 is added into the cutting liquid groove liquid for mixed material processing, so that the high-temperature stability of the groove liquid can be improved, but the rust resistance can not be improved, and meanwhile, the corrosion inhibition performance of aluminum of the groove liquid is affected to a certain extent by the comparative example 6.

Claims (8)

1. The groove edge regulator of the vegetable oil-based cutting fluid is characterized by comprising the following components in percentage by weight: 35-40% of antirust emulsifier, 25% of alcohol ether solvent, 25% of mixed ether carboxylic acid, 2% of antibacterial agent and the balance of water.
2. The tank side regulator for vegetable oil-based cutting fluid according to claim 1, wherein: the antirust emulsifier is prepared by mixing and reacting cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid at a molar ratio of 4-5:1:3 at a high temperature.
3. The tank side regulator for vegetable oil-based cutting fluid according to claim 2, wherein: the reaction temperature is 80-90 ℃ and the reaction time is 60-70 min.
4. The tank side regulator for vegetable oil-based cutting fluid according to claim 1, wherein: the alcohol ether solvent is ethylene glycol butyl ether, diethylene glycol butyl ether or isohexylene glycol.
5. The tank side regulator for vegetable oil-based cutting fluid according to claim 1, wherein: the mixed ether carboxylic acid is a mixture of a short alkyl chain ether carboxylic acid and a long alkyl chain ether carboxylic acid.
6. The tank side regulator for vegetable oil-based cutting fluid according to claim 5, wherein: the short alkyl chain ether carboxylic acid is a C6-8 alkyl chain ether carboxylic acid; the long alkyl chain ether carboxylic acid is a C16-18 alkyl chain ether carboxylic acid.
7. The tank side regulator for vegetable oil-based cutting fluid according to claim 1, wherein: the antibacterial agent is N-methyl-dicyclohexylamine.
8. The method for preparing the groove edge modifier for the vegetable oil-based cutting fluid according to claim 1, which is characterized by comprising the following steps: adding the cyclohexyl diethanolamine, diglycolamine and cyclopropyl oleic acid with the formula amount into a reaction kettle, heating to 80-90 ℃ while stirring, and reacting for 60-70 min; adding water with the formula amount into the mixture, and stirring the mixture until the mixture is uniform and transparent; and finally adding the alcohol ether solvent, the mixed ether carboxylic acid and the antibacterial agent according to the formula amount, and uniformly stirring.
CN202311834499.1A 2023-12-28 2023-12-28 Groove edge regulator of vegetable oil-based cutting fluid and preparation method thereof Pending CN117821147A (en)

Priority Applications (1)

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CN202311834499.1A CN117821147A (en) 2023-12-28 2023-12-28 Groove edge regulator of vegetable oil-based cutting fluid and preparation method thereof

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Application Number Priority Date Filing Date Title
CN202311834499.1A CN117821147A (en) 2023-12-28 2023-12-28 Groove edge regulator of vegetable oil-based cutting fluid and preparation method thereof

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CN117821147A true CN117821147A (en) 2024-04-05

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