CN114317080A - Ultra-precise machine tool spindle oil and preparation method thereof - Google Patents
Ultra-precise machine tool spindle oil and preparation method thereof Download PDFInfo
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- CN114317080A CN114317080A CN202111649845.XA CN202111649845A CN114317080A CN 114317080 A CN114317080 A CN 114317080A CN 202111649845 A CN202111649845 A CN 202111649845A CN 114317080 A CN114317080 A CN 114317080A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000003921 oil Substances 0.000 claims abstract description 87
- 239000002199 base oil Substances 0.000 claims abstract description 53
- 239000000654 additive Substances 0.000 claims abstract description 40
- 230000000996 additive effect Effects 0.000 claims abstract description 35
- 239000006260 foam Substances 0.000 claims abstract description 34
- 239000003112 inhibitor Substances 0.000 claims abstract description 34
- 239000013556 antirust agent Substances 0.000 claims abstract description 30
- 239000002131 composite material Substances 0.000 claims abstract description 25
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 21
- 239000003831 antifriction material Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- -1 aliphatic aromatic hydrocarbon Chemical class 0.000 claims abstract description 12
- 230000005484 gravity Effects 0.000 claims abstract description 12
- 239000010729 system oil Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 13
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 9
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 9
- 150000008301 phosphite esters Chemical class 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- CMGDVUCDZOBDNL-UHFFFAOYSA-N 4-methyl-2h-benzotriazole Chemical class CC1=CC=CC2=NNN=C12 CMGDVUCDZOBDNL-UHFFFAOYSA-N 0.000 claims description 6
- GNVMUORYQLCPJZ-UHFFFAOYSA-M Thiocarbamate Chemical compound NC([S-])=O GNVMUORYQLCPJZ-UHFFFAOYSA-M 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000002474 experimental method Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 239000007791 liquid phase Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 239000002671 adjuvant Substances 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 5
- 230000020169 heat generation Effects 0.000 abstract description 5
- 230000001050 lubricating effect Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000002518 antifoaming agent Substances 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- 230000003254 anti-foaming effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention relates to the technical field of machine tool spindle oil, in particular to ultra-precise machine tool spindle oil and a preparation method thereof, wherein the ultra-precise machine tool spindle oil consists of base oil A, base oil B, a composite additive, a foam inhibitor, an antirust agent, an auxiliary agent and an anti-wear agent, and the specific gravity of each component is as follows: the composite additive comprises 55-62% of base oil A, 35-38% of base oil B, 0.3-0.5% of composite additive, 0.01-0.05% of foam inhibitor, 0.02-0.05% of antirust agent, 0.1-1% of auxiliary agent and 0.5-1% of anti-wear agent, wherein the base oil A is made of No. 3 white oil, the base oil B is made of D80, the composite additive is a PASFr circulating system oil composite additive, and the foam inhibitor is made of aliphatic aromatic hydrocarbon foam inhibitor. According to the invention, when the ultra-precision machine tool spindle oil is prepared, the antifriction agent is added into the ultra-precision machine tool spindle oil, an effective lubricating film can be formed and covers the surface of the spindle, so that the friction resistance is reduced, the abrasion is prevented, the noise is reduced, the heat generation is further reduced, and the service life of the machine tool spindle is greatly prolonged.
Description
Technical Field
The invention relates to the technical field of machine tool spindle oil, in particular to ultra-precise machine tool spindle oil and a preparation method thereof.
Background
The spindle oil is refined by highly refined base mineral oil and adding various high-efficiency additives such as cleaning, dispersing, wear-resisting, oxidation-resisting, corrosion-resisting and anti-foaming additives, and is classified as specified oil for equipment maintenance by machine tool manufacturers, wherein the No. 2 spindle oil is basically occupied by imported products abroad, and can be generally replaced by mechanical oil in China, but the ultra-precision machine tool has higher and higher requirements on the spindle oil, the use effect of the No. 2 spindle oil is gradually reduced, and the rotating speed of the machine tool is also continuously improved along with the continuous improvement of the precision of the machine tool, so that the cooling effect of the spindle oil is poor in the use process, and the service life of a machine tool spindle is seriously influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides ultra-precision machine tool spindle oil and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme: the ultra-precision machine tool spindle oil consists of base oil A, base oil B, a compound additive, a foam inhibitor, an antirust agent, an auxiliary agent and an anti-wear agent, and the specific gravity of each component is as follows: base oil A55-62%, base oil B35-38%, compound additive 0.3-0.5%, foam inhibitor 0.01-0.05%, antirust 0.02-0.05%, auxiliary 0.1-1%, 1-2% and antifriction agent 0.5-1%.
In order to improve the use effect of the base oil A, the invention improves that the material of the base oil A is No. 3 white oil.
In order to improve the mixing effect of the base oil A and the base oil B, the invention improves that the material of the base oil B is D80.
In order to improve the use effect of the complex additive, the invention improves that the complex additive adopts a cycle system oil complex additive of basf.
In order to improve the action effect of the foam inhibitor, the invention improves that the material of the foam inhibitor is aliphatic aromatic hydrocarbon foam inhibitor.
In order to improve the antirust effect of the spindle oil of the ultra-precision machine tool, the invention improves that the antirust agent is an organic acid ester antirust agent.
In order to improve the rotating oxygen bomb time of the ultra-precision machine tool spindle oil, the invention improves that the materials of the auxiliary agent are ashless thiocarbamate and methylbenzotriazole derivatives.
In order to improve the mechanical wear and noise of the ultra-precision machine tool spindle oil during working, the invention improves that the material of the anti-friction agent is one or a combination of more of dioleic acid phosphite ester, octadecylamine and borate.
A preparation method of ultra-precision machine tool spindle oil comprises the following steps:
s1: firstly, determining the specific gravity of the components, then opening a reaction kettle, sequentially adding base oil A and base oil B into the reaction kettle, then closing a bottom valve of the reaction kettle, and then starting stirring for mixing to obtain oil for later use;
s2: then controlling the temperature of the reaction kettle, sequentially adding the composite additive, the foam inhibitor, the antirust agent, the auxiliary agent and the antifriction agent into the reaction kettle after the temperature of the reaction kettle reaches 40 ℃, starting the reaction kettle for stirring, setting the stirring speed at 200-300r/min, and the stirring time at 30min, and obtaining the spindle oil of the ultra-precision machine tool after uniform stirring;
s3: then, sampling a plurality of groups of prepared ultra-precision machine tool spindle oil, performing targeted detection on the sample, determining parameters such as appearance, kinematic viscosity, pour point, flash point, liquid-phase corrosion, foamability, rotary oxygen bomb and the like of the sample, taking an average number after repeated experiments, and then comparing the average number with a reference comparison table to ensure that the product is qualified;
s4: after the product is qualified, the product is subjected to precise filtration and packaging through a high-molecular high-precision oil filter, and then is sealed and stored, wherein the sealing and storing temperature is not higher than 45 ℃.
Compared with the prior art, the invention has the advantages and positive effects that:
1. in the invention, when the ultra-precision machine tool spindle oil is prepared, the anti-friction agent mainly comprising dioleic acid phosphite ester, octadecylamine and borate is added, an effective lubricating film can be formed and covers the surface of the spindle, so that the friction resistance is reduced, the abrasion is prevented, the noise is reduced, the heat generation is further reduced, and the service life of the machine tool spindle is greatly prolonged.
2. In the invention, when the ultra-precision machine tool spindle oil is prepared, ashless thiocarbamate and methylbenzotriazole derivatives are added as auxiliary agents, so that the rotating oxygen bomb time of the ultra-precision machine tool spindle oil can be greatly improved, and meanwhile, the problem of spindle liquid phase corrosion can be well solved by adopting an organic acid ester antirust agent, so that the using effect of the ultra-precision machine tool spindle oil is further improved.
Drawings
FIG. 1 is a schematic view of a process for preparing spindle oil for an ultra-precision machine tool according to the present invention;
FIG. 2 is a table showing the qualified parameters of the spindle oil of the ultra-precision machine tool.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
Referring to fig. 1-2, the present invention provides a technical solution: the ultra-precision machine tool spindle oil consists of base oil A, base oil B, a composite additive, a foam inhibitor, an antirust agent, an auxiliary agent and an anti-wear agent, and the specific gravity of each component is as follows: 58.11% of base oil A, 37.4% of base oil B, 0.4% of compound additive, 0.04% of foam inhibitor, 0.05% of antirust agent, 1% of auxiliary agent and 2% of antifriction agent.
The base oil A is made of No. 3 white oil, the base oil B is made of D80, the composite additive is a BASF circulating system oil composite additive, the foam inhibitor is made of aliphatic aromatic hydrocarbon foam inhibitor, in the invention, the BASF 3 white oil and the D80 are mixed and configured, the viscosity of the whole ultra-precision machine tool spindle oil can be properly reduced, and further the cooling is accelerated, meanwhile, the BASF circulating system oil composite additive contains multiple additives such as an antioxidant, an extreme pressure anti-wear agent, a passivating agent, a defoaming agent, an antirust agent and the like, the action effect of the ultra-precision machine tool spindle oil can be further improved, and the foam inhibitor ensures the low foamability of the ultra-precision machine tool spindle oil.
The antirust agent is made of organic acid ester antirust agent, and the auxiliary agent is made of ashless thiocarbamate and methylbenzotriazole derivative.
The material of the anti-friction agent is one or a combination of more of dioleic acid phosphite ester, octadecylamine and borate, and in the invention, when the ultra-precise machine tool spindle oil is prepared, the anti-friction agent mainly comprising dioleic acid phosphite ester, octadecylamine and borate is added, so that an effective lubricating film can be formed and covers the surface of the spindle, thereby reducing friction resistance, preventing abrasion and reducing noise, further reducing heat generation and further greatly prolonging the service life of the machine tool spindle.
A preparation method of ultra-precision machine tool spindle oil comprises the following steps:
s1: firstly, determining the specific gravity of the components, then opening a reaction kettle, sequentially adding base oil A and base oil B into the reaction kettle, then closing a bottom valve of the reaction kettle, and then starting stirring for mixing to obtain oil for later use;
s2: then controlling the temperature of the reaction kettle, sequentially adding the composite additive, the foam inhibitor, the antirust agent, the auxiliary agent and the antifriction agent into the reaction kettle after the temperature of the reaction kettle reaches 40 ℃, starting the reaction kettle for stirring, setting the stirring speed at 200r/min and the stirring time at 30min, and obtaining the ultra-precise machine tool spindle oil after stirring uniformly;
s3: then, sampling a plurality of groups of prepared ultra-precision machine tool spindle oil, performing targeted detection on the sample, determining parameters such as appearance, kinematic viscosity, pour point, flash point, liquid-phase corrosion, foamability, rotary oxygen bomb and the like of the sample, taking an average number after repeated experiments, and then comparing the average number with a reference comparison table to ensure that the product is qualified;
s4: after the product is qualified, the product is subjected to precise filtration and packaging through a high-molecular high-precision oil filter, and then is sealed and stored, wherein the sealing and storing temperature is not higher than 45 ℃.
Example two
Referring to fig. 1-2, the present invention provides a technical solution: the ultra-precision machine tool spindle oil consists of base oil A, base oil B, a composite additive, a foam inhibitor, an antirust agent, an auxiliary agent and an anti-wear agent, and the specific gravity of each component is as follows: 61.4% of base oil A, 35% of base oil B, 0.5% of compound additive, 0.05% of foam inhibitor, 0.05% of antirust agent, 1% of auxiliary agent and 1% of antifriction agent.
The base oil A is made of No. 3 white oil, the base oil B is made of D80, the composite additive is a BASF circulating system oil composite additive, the foam inhibitor is made of aliphatic aromatic hydrocarbon foam inhibitor, in the invention, the BASF 3 white oil and the D80 are mixed and configured, the viscosity of the whole ultra-precision machine tool spindle oil can be properly reduced, and further the cooling is accelerated, meanwhile, the BASF circulating system oil composite additive contains multiple additives such as an antioxidant, an extreme pressure anti-wear agent, a passivating agent, a defoaming agent, an antirust agent and the like, the action effect of the ultra-precision machine tool spindle oil can be further improved, and the foam inhibitor ensures the low foamability of the ultra-precision machine tool spindle oil.
The antirust agent is made of organic acid ester antirust agent, and the auxiliary agent is made of ashless thiocarbamate and methylbenzotriazole derivative.
The material of the anti-friction agent is one or a combination of more of dioleic acid phosphite ester, octadecylamine and borate, and in the invention, when the ultra-precise machine tool spindle oil is prepared, the anti-friction agent mainly comprising dioleic acid phosphite ester, octadecylamine and borate is added, so that an effective lubricating film can be formed and covers the surface of the spindle, thereby reducing friction resistance, preventing abrasion and reducing noise, further reducing heat generation and further greatly prolonging the service life of the machine tool spindle.
A preparation method of ultra-precision machine tool spindle oil comprises the following steps:
s1: firstly, determining the specific gravity of the components, then opening a reaction kettle, sequentially adding base oil A and base oil B into the reaction kettle, then closing a bottom valve of the reaction kettle, and then starting stirring for mixing to obtain oil for later use;
s2: then controlling the temperature of the reaction kettle, sequentially adding the compound additive, the foam inhibitor, the antirust agent, the auxiliary agent and the antifriction agent into the reaction kettle after the temperature of the reaction kettle reaches 40 ℃, starting the reaction kettle for stirring, setting the stirring speed to be 250r/min and the stirring time to be 30min, and obtaining the ultra-precision machine tool spindle oil after stirring uniformly;
s3: then, sampling a plurality of groups of prepared ultra-precision machine tool spindle oil, performing targeted detection on the sample, determining parameters such as appearance, kinematic viscosity, pour point, flash point, liquid-phase corrosion, foamability, rotary oxygen bomb and the like of the sample, taking an average number after repeated experiments, and then comparing the average number with a reference comparison table to ensure that the product is qualified;
s4: after the product is qualified, the product is subjected to precise filtration and packaging through a high-molecular high-precision oil filter, and then is sealed and stored, wherein the sealing and storing temperature is not higher than 45 ℃.
EXAMPLE III
Referring to fig. 1-2, the present invention provides a technical solution: the ultra-precision machine tool spindle oil consists of base oil A, base oil B, a composite additive, a foam inhibitor, an antirust agent, an auxiliary agent and an anti-wear agent, and the specific gravity of each component is as follows: base oil A59.43%, base oil B38%, compound additive 0.5%, foam inhibitor 0.05%, antirust agent 0.02%, auxiliary agent 0.5% and antifriction agent 0.5%.
The base oil A is made of No. 3 white oil, the base oil B is made of D80, the composite additive is a BASF circulating system oil composite additive, the foam inhibitor is made of aliphatic aromatic hydrocarbon foam inhibitor, in the invention, the BASF 3 white oil and the D80 are mixed and configured, the viscosity of the whole ultra-precision machine tool spindle oil can be properly reduced, and further the cooling is accelerated, meanwhile, the BASF circulating system oil composite additive contains multiple additives such as an antioxidant, an extreme pressure anti-wear agent, a passivating agent, a defoaming agent, an antirust agent and the like, the action effect of the ultra-precision machine tool spindle oil can be further improved, and the foam inhibitor ensures the low foamability of the ultra-precision machine tool spindle oil.
The antirust agent is made of organic acid ester antirust agent, and the auxiliary agent is made of ashless thiocarbamate and methylbenzotriazole derivative.
The material of the anti-friction agent is one or a combination of more of dioleic acid phosphite ester, octadecylamine and borate, and in the invention, when the ultra-precise machine tool spindle oil is prepared, the anti-friction agent mainly comprising dioleic acid phosphite ester, octadecylamine and borate is added, so that an effective lubricating film can be formed and covers the surface of the spindle, thereby reducing friction resistance, preventing abrasion and reducing noise, further reducing heat generation and further greatly prolonging the service life of the machine tool spindle.
A preparation method of ultra-precision machine tool spindle oil comprises the following steps:
s1: firstly, determining the specific gravity of the components, then opening a reaction kettle, sequentially adding base oil A and base oil B into the reaction kettle, then closing a bottom valve of the reaction kettle, and then starting stirring for mixing to obtain oil for later use;
s2: then controlling the temperature of the reaction kettle, sequentially adding the composite additive, the foam inhibitor, the antirust agent, the auxiliary agent and the antifriction agent into the reaction kettle after the temperature of the reaction kettle reaches 40 ℃, starting the reaction kettle for stirring, setting the stirring speed at 300r/min and the stirring time at 30min, and obtaining the ultra-precise machine tool spindle oil after stirring uniformly;
s3: then, sampling a plurality of groups of prepared ultra-precision machine tool spindle oil, performing targeted detection on the sample, determining parameters such as appearance, kinematic viscosity, pour point, flash point, liquid-phase corrosion, foamability, rotary oxygen bomb and the like of the sample, taking an average number after repeated experiments, and then comparing the average number with a reference comparison table to ensure that the product is qualified;
s4: after the product is qualified, the product is subjected to precise filtration and packaging through a high-molecular high-precision oil filter, and then is sealed and stored, wherein the sealing and storing temperature is not higher than 45 ℃.
The working principle is as follows: when the ultra-precise machine tool spindle oil is prepared, the specific gravity of the components is determined firstly, then the reaction kettle is opened, the base oil A and the base oil B are sequentially added into the reaction kettle, then the bottom valve of the reaction kettle is closed, stirring is started to mix the base oil A and the base oil B, the oil is obtained for later use, then the temperature of the reaction kettle is controlled, after the temperature of the reaction kettle reaches 40 ℃, the composite additive, the foam inhibitor, the antirust agent, the auxiliary agent and the anti-wear agent are sequentially added into the reaction kettle, the reaction kettle is opened to stir the mixture at a stirring speed of 200-, Rotating oxygen bombs and other parameters, repeatedly performing experiments, taking an average number, comparing the average number with a reference comparison table, ensuring that the product is qualified, performing precise filtration and packaging through a high-molecular high-precision oil filter after the product is qualified, and sealing, wherein the sealing temperature is not higher than 45 ℃.
Although the present invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an ultra-precision machine tool main shaft oil which characterized in that: the ultra-precision machine tool spindle oil is composed of base oil A, base oil B, a composite additive, a foam inhibitor, an antirust agent, an auxiliary agent and an anti-wear agent, and the specific gravity of each component is as follows: base oil A55-62%, base oil B35-38%, compound additive 0.3-0.5%, foam inhibitor 0.01-0.05%, antirust 0.02-0.05%, auxiliary 0.1-1% and antifriction agent 0.5-1%.
2. The spindle oil of the ultra-precision machine tool according to claim 1, wherein: the material of the base oil A is No. 3 white oil.
3. The spindle oil of the ultra-precision machine tool according to claim 1, wherein: the material of the base oil B is D80.
4. The spindle oil of the ultra-precision machine tool according to claim 1, wherein: the composite additive adopts a cycle system oil composite additive of basf.
5. The spindle oil of the ultra-precision machine tool according to claim 1, wherein: the material of the foam inhibitor is an aliphatic aromatic hydrocarbon foam inhibitor.
6. The spindle oil of the ultra-precision machine tool according to claim 1, wherein: the antirust agent is made of organic acid ester antirust agent.
7. The spindle oil of the ultra-precision machine tool according to claim 1, wherein: the materials of the adjuvant are ashless thiocarbamate and methylbenzotriazole derivatives.
8. The spindle oil of the ultra-precision machine tool according to claim 1, wherein: the material of the anti-friction agent is one or a combination of more of dioleic acid phosphite ester, octadecylamine and borate.
9. A preparation method of ultra-precision machine tool spindle oil is characterized by comprising the following steps:
s1: firstly, determining the specific gravity of the components, then opening a reaction kettle, sequentially adding base oil A and base oil B into the reaction kettle, then closing a bottom valve of the reaction kettle, and then starting stirring for mixing to obtain oil for later use;
s2: then controlling the temperature of the reaction kettle, sequentially adding the composite additive, the foam inhibitor, the antirust agent, the auxiliary agent and the antifriction agent into the reaction kettle after the temperature of the reaction kettle reaches 40 ℃, starting the reaction kettle for stirring, setting the stirring speed at 200-300r/min, and the stirring time at 30min, and obtaining the spindle oil of the ultra-precision machine tool after uniform stirring;
s3: then, sampling a plurality of groups of prepared ultra-precision machine tool spindle oil, performing targeted detection on the sample, determining parameters such as appearance, kinematic viscosity, pour point, flash point, liquid-phase corrosion, foamability, rotary oxygen bomb and the like of the sample, taking an average number after repeated experiments, and then comparing the average number with a reference comparison table to ensure that the product is qualified;
s4: after the product is qualified, the product is subjected to precise filtration and packaging through a high-molecular high-precision oil filter, and then is sealed and stored, wherein the sealing and storing temperature is not higher than 45 ℃.
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| CN110283643A (en) * | 2019-05-31 | 2019-09-27 | 沈阳托克斯化工有限公司 | Food-grade hydraulic oil |
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2021
- 2021-12-29 CN CN202111649845.XA patent/CN114317080A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102031192A (en) * | 2010-12-30 | 2011-04-27 | 上海锦海特种润滑油厂 | Dual-purpose lubricating agent for rust prevention and washing and preparation method thereof |
| CN104694234A (en) * | 2015-03-18 | 2015-06-10 | 启东尤希路化学工业有限公司 | High-performance environmentally-friendly medium- and long-period antirust punching oil |
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