CN109762631A - A kind of Ashless type performance vacuum pumps oil - Google Patents
A kind of Ashless type performance vacuum pumps oil Download PDFInfo
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- CN109762631A CN109762631A CN201811642413.4A CN201811642413A CN109762631A CN 109762631 A CN109762631 A CN 109762631A CN 201811642413 A CN201811642413 A CN 201811642413A CN 109762631 A CN109762631 A CN 109762631A
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- ashless
- performance vacuum
- oil
- type high
- vacuum oil
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Abstract
The present invention relates to lubricating oil fields, and in particular to a kind of Ashless type performance vacuum pumps oil.A kind of Ashless type high-performance vacuum oil, the component comprising following quality percentage meter: 0.6~3% ash-free antiwear agent, 0.05~1% ashless metal deactivator, 0.01~0.5% ashless anti-foaming agent, 0.5~2% ashless oxidation inhibitor, and 100% is supplemented to base oil.The currently preferred optimized combination of each additive, the Ashless type performance vacuum pumps oil of acquisition have excellent comprehensive performance, and final vacuum is high, long service life.System is recycled to establish the long-life by preferred antioxidant, base oil, waste oil discharge is greatly decreased；By preferred anti-foaming agent, base oil, antiwear additive, reaches and ensure pump housing operating, reduce pump housing probability of malfunction.
Description
Technical field
The present invention relates to lubricating oil fields, and in particular to a kind of Ashless type performance vacuum pumps oil.
Background technique
With modern industrial technology constantly advance, electrovacuum industry, vacuum metallurgy, vacuum coating, distillating industries,
Food industry is further stringent to equipment requirement, therefore China has largely introduced the vacuum equipment of internationally famous brand, such as German Lay
The Products such as its pleasure in treasured, Britain Edward, the general rising sun of Germany, Germany.After the external vacuum equipment of introduction, need matched
The vacuum oil used.And China's technical field of vacuum is started late, the relevant technologies not yet keep up with the vacuum skill of Germany, Japan etc.
Art step, the vacuum pump oil emerged in large numbers in the market is mostly the matched import pumping fluid of import vacuum pump, such as Britain Edward, moral
The brands such as state's Lay is precious, loose village, Japan, U.S.'s western railway Gu, it is at high price, therefore there is an urgent need to domestic performance vacuum pumps to use in market
Oil.
Summary of the invention
Technical problem to be solved by the invention is to provide one kind to be suitable for Ashless type performance vacuum pumps oil.
The technical problems to be solved by the invention are achieved by the following technical programs:
A kind of Ashless type high-performance vacuum oil, the component comprising following quality percentage meter:
0.6~3% ash-free antiwear agent, 0.05~1% ashless metal deactivator, 0.01~0.5% ashless anti-foaming agent, 0.5
~2% ashless oxidation inhibitor, and 100% is supplemented to base oil.
Further, the ash-free antiwear agent is isopropyl phenyl phosphate, dialkyl dithiophosphate, two methylenes
At least one of base-dibutyl sulfide carbaminate, wherein dimethylene-dibutyl sulfide carbaminate structure is as follows
It is shown:
Further, the ashless metal deactivator is N, N- bis- (2- ethylhexyl)-methyl-1 H- benzotriazole -1- first
Amine, 2,5- bis- dredge at least one of -1,3,4 thiadiazoles derivative of base.
Further, the ashless anti-foaming agent is three iso-butyl ester of phosphoric acid.
Further, the ashless oxidation inhibitor is the combination of phenol type antioxidant, amine type antioxidant and auxiliary type antioxidant
Object, wherein the mass ratio of amine type antioxidant and auxiliary type antioxidant is 1:1, and the mass ratio of phenol type antioxidant and amine type antioxidant is
2:1 to 4:1.
Further, the phenol type antioxidant is 4,4 '-methylene two (2,6- di-tert-butylphenol), thioether phenol, 2,6
At least one of butylphenol derivative, sulfenyl phenolate.
Further, the amine type antioxidant is alkylated diphenylamine, dialkyl dithio amino formate, two nonyls
At least one of base diphenylamine, phenyl-naphthylamines, octyl/butyl biphenyl amine.
Further, the auxiliary type antioxidant is methyl benzotriazole, methyl benzotriazole ester, thio-2 acid dibasic acid esters
At least one of.
Further, the base oil is the composition of III+base oil and poly-alpha olefins.
Further, the III+base oil and the mass ratio of poly-alpha olefins are 7:3.
III+base oil that the present invention uses has suitable viscosity (40 DEG C of kinematic viscosity 40.5mm2/ s), higher viscosity refers to
Number (being not less than 150), more preferably cryogenic property (being not higher than -29 DEG C), lower evaporation loss (being not higher than 2.0%)；And it uses
Poly-alpha olefins be mPAO compared with the PAO base oil that traditional handicraft obtains, 40 DEG C of kinematic viscosity 1780mm2/ s has more
Neat side-chain structure, higher viscosity index (VI) (being not less than 200), higher flash-point (being not less than 280 DEG C), lower evaporation are damaged
Lose (down to 0.3%), lower cryogenic property (being lower than -30 DEG C).
For the ash-free antiwear agent of special construction, the present invention uses specific base oil composition as medium, so that adding
The auxiliary agent added can more fully disperse, and play its performance, achieve the effect that synergistic effect.
Ashless type performance vacuum pumps oil of the invention can be prepared by the stirring accord method of this field routine:
1, anti-foaming agent is added in a certain amount of base oil, is heated to 40 DEG C~70 DEG C, and stir constant temperature 60min, makes anti-bubble
Agent is dissolved in base oil completely；
2, basic oil temperature is controlled at 20 DEG C~50 DEG C, being added thereto with the dissolved anti-foaming agent of base oil, is stirred
Under sequentially add ash-free antiwear agent, ashless metal deactivator, ashless oxidation inhibitor into reaction kettle, stirring is and clear to being uniformly mixed
It is clear bright, obtain Ashless type performance vacuum pumps oil.
The invention has the following beneficial effects:
The currently preferred optimized combination of each additive, the Ashless type performance vacuum pumps oil of acquisition have excellent comprehensive
Performance is closed, final vacuum is high, long service life.System is recycled to establish the long-life by preferred antioxidant, base oil,
Waste oil discharge is greatly decreased；By preferred anti-foaming agent, base oil, antiwear additive, reach and ensure pump housing blade-rotating, it is general to reduce pump housing failure
Rate.
Specific embodiment
The present invention will now be described in detail with reference to examples, and the examples are only preferred embodiments of the present invention,
It is not limitation of the invention.
Unless otherwise instructed, the base oil in the embodiment of the present invention is by III+base oil and poly-alpha olefins according to mass ratio
It is configured for 7:3, and the physical and chemical index of III+base oil of strict control and poly-alpha olefins.
Embodiment 1:
A kind of Ashless type performance vacuum pumps oil, the raw material including following weight percent: dimethylene-dibutyl sulfide ammonia
Base formates 2%, N, N- bis- (2- ethylhexyl)-methyl-1 H- benzotriazole -1- methylamine 0.05%, three iso-butyl ester of phosphoric acid
0.01%, sulfenyl phenolate 0.4%, dinonyldiphenylamine amine 0.1%, methyl benzotriazole ester 0.1%, and have benefit with base oil
It is charged to 100%.
Embodiment 2:
A kind of Ashless type performance vacuum pumps oil, the raw material including following weight percent: dialkyl dithiophosphate
0.8%, 2,5- bis- dredge base -1,3,4 thiadiazoles derivatives 0.3%, three iso-butyl ester of phosphoric acid 0.5%, and sulfenyl phenolate 0.8% is pungent
Base/butyl biphenyl amine 0.3%, methyl benzotriazole ester 0.3%, and 100% is supplemented to base oil.
Embodiment 3:
A kind of Ashless type performance vacuum pumps oil, the raw material including following weight percent: isopropyl phenyl phosphate
1.2%, 2,5- bis- dredge base -1,3,4 thiadiazoles derivatives 0.1%, three iso-butyl ester of phosphoric acid 0.3%, thioether phenol 0.5%, and octyl/
Butyl biphenyl amine 0.2%, methyl benzotriazole ester 0.2%, and 100% is supplemented to base oil.
Embodiment 4:
A kind of Ashless type performance vacuum pumps oil, the raw material including following weight percent: dimethylene-dibutyl sulfide ammonia
Base formates 0.6%, 2,5- bis- dredge base -1,3,4 thiadiazoles derivatives 0.3%, three iso-butyl ester of phosphoric acid 0.1%, thioether phenol
1.2%, dinonyldiphenylamine 0.3%, methyl benzotriazole ester 0.3%, and 100% is supplemented to base oil.
Comparative example:
A kind of Ashless type performance vacuum pumps oil, the raw material including following weight percent: dimethylene-dibutyl sulfide ammonia
Base formates 2%, N, N- bis- (2- ethylhexyl)-methyl-1 H- benzotriazole -1- methylamine 0.05%, three iso-butyl ester of phosphoric acid
0.01%, sulfenyl phenolate 0.4%, dinonyldiphenylamine amine 0.1%, methyl benzotriazole ester 0.1%, and have benefit with base oil
It is charged to 100%.
In this comparative example, in base oil, mPAO, the reason of the PAO of the traditional handicraft are replaced using the PAO of traditional handicraft
Change index are as follows:
| Project | PAO | Unit |
| Kinematic viscosity (40 DEG C) | 1260 | mm2/s |
| Viscosity index (VI) | 169 | - |
| Flash-point (opening) | 279 | ℃ |
| Evaporation loss (Angelika Noack method) | 1.05 | % |
| Pour point | -28 | ℃ |
By above-described embodiment 1~4, comparative example and certain commercially available import pumping fluid according to the common side of test of the art
Method carries out dependence test, and specific targets parameter is as follows:
Remarks: 1. tenor is the result that 15 days samples of rack are obtained with analyzing iron spectrum.
2. the rotary vacuum pump with pumping fluid sample is maintained under 5 DEG C of environment temperature, and started, then
Measurement starts to the time of its stabilized driving state from it.Sample of the time in 2 minutes be it is fabulous, the time is in 5 minutes
Sample is good.
From the performance data of embodiment and comparative example it is found that pumping fluid of the invention can more be sent out by adjusting base oil
The effect for waving other additives achievees the effect that synergy.
Claims (10)
1. a kind of Ashless type high-performance vacuum oil, which is characterized in that the component comprising following quality percentage meter:
0.6~3% ash-free antiwear agent, 0.05~1% ashless metal deactivator, 0.01~0.5% ashless anti-foaming agent, 0.5~2%
Ashless oxidation inhibitor, and 100% is supplemented to base oil.
2. a kind of Ashless type high-performance vacuum oil according to claim 1, which is characterized in that the ash-free antiwear agent is different
At least one of propyl phenyl phosphate ester, dialkyl dithiophosphate, dimethylene-dibutyl sulfide carbaminate.
3. a kind of Ashless type high-performance vacuum oil according to claim 1, which is characterized in that the ashless metal deactivator
It is dredged in -1,3,4 thiadiazoles derivative of base for N, N- bis- (2- ethylhexyl)-methyl-1 H- benzotriazole -1- methylamine, 2,5- bis-
It is at least one.
4. a kind of Ashless type high-performance vacuum oil according to claim 1, which is characterized in that the ashless anti-foaming agent is
Three iso-butyl ester of phosphoric acid.
5. a kind of Ashless type high-performance vacuum oil according to claim 1, which is characterized in that the ashless oxidation inhibitor is
The composition of phenol type antioxidant, amine type antioxidant and auxiliary type antioxidant, the wherein matter of amine type antioxidant and auxiliary type antioxidant
Ratio is measured as 1:1, the mass ratio of phenol type antioxidant and amine type antioxidant is 2:1 to 4:1.
6. a kind of Ashless type high-performance vacuum oil according to claim 5, which is characterized in that the phenol type antioxidant is
4,4 '-methylene two (2,6- di-tert-butylphenol), thioether phenol, 2, at least one in 6 butylphenol derivatives, sulfenyl phenolate
Kind.
7. a kind of Ashless type high-performance vacuum oil according to claim 6, which is characterized in that the amine type antioxidant is
Alkylated diphenylamine, dialkyl dithio amino formate, dinonyldiphenylamine, phenyl-naphthylamines, octyl/butyl biphenyl amine
At least one of.
8. a kind of Ashless type high-performance vacuum oil according to claim 7, which is characterized in that the auxiliary type antioxidant
For at least one of methyl benzotriazole, methyl benzotriazole ester, thio-2 acid dibasic acid esters.
9. a kind of Ashless type high-performance vacuum oil according to claim 1, which is characterized in that the base oil is III+base
The composition of plinth oil and poly-alpha olefins.
10. a kind of Ashless type high-performance vacuum oil according to claim 9, which is characterized in that the III+base oil and
The mass ratio of poly-alpha olefins is 7:3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811642413.4A CN109762631A (en) | 2018-12-29 | 2018-12-29 | A kind of Ashless type performance vacuum pumps oil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811642413.4A CN109762631A (en) | 2018-12-29 | 2018-12-29 | A kind of Ashless type performance vacuum pumps oil |
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| CN109762631A true CN109762631A (en) | 2019-05-17 |
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| CN201811642413.4A Pending CN109762631A (en) | 2018-12-29 | 2018-12-29 | A kind of Ashless type performance vacuum pumps oil |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112481003A (en) * | 2020-11-30 | 2021-03-12 | 江苏国平油品科技有限公司 | 100# high-quality vacuum pump oil and preparation method thereof |
| CN115125055A (en) * | 2022-08-01 | 2022-09-30 | 广州科卢斯流体科技有限公司 | Diffusion pump oil |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112481003A (en) * | 2020-11-30 | 2021-03-12 | 江苏国平油品科技有限公司 | 100# high-quality vacuum pump oil and preparation method thereof |
| CN115125055A (en) * | 2022-08-01 | 2022-09-30 | 广州科卢斯流体科技有限公司 | Diffusion pump oil |
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Application publication date: 20190517 |