CN107541291B - A kind of preparation method of function lubricating oil - Google Patents
A kind of preparation method of function lubricating oil Download PDFInfo
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- CN107541291B CN107541291B CN201710784845.8A CN201710784845A CN107541291B CN 107541291 B CN107541291 B CN 107541291B CN 201710784845 A CN201710784845 A CN 201710784845A CN 107541291 B CN107541291 B CN 107541291B
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- lubricating oil
- colloid mill
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 230000018044 dehydration Effects 0.000 claims abstract description 14
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 14
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 14
- 239000001257 hydrogen Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 239000003921 oil Substances 0.000 claims description 51
- 239000000084 colloidal system Substances 0.000 claims description 27
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 11
- 239000000919 ceramic Substances 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 9
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 5
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 239000001110 calcium chloride Substances 0.000 claims description 5
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000005984 hydrogenation reaction Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 150000002431 hydrogen Chemical class 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 2
- 230000002209 hydrophobic effect Effects 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 230000003197 catalytic effect Effects 0.000 abstract description 4
- 238000004945 emulsification Methods 0.000 abstract description 4
- 238000000227 grinding Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 230000001050 lubricating effect Effects 0.000 abstract description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 description 4
- 238000011056 performance test Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000010734 process oil Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241001248539 Eurema lisa Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000007866 anti-wear additive Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Lubricants (AREA)
Abstract
The invention discloses a kind of preparation method of function lubricating oil, which obtains finished lube by coarse filtration, separation, low vacuum dehydration, grinding emulsification plus hydrogen, catalytic dewaxing process.The function lubricating oil being prepared, lubricating and wear-resisting can be adapted for fine instrument, with good application prospect.
Description
Technical field
The present invention relates to this technical fields of lubricating oil, are related specifically to a kind of preparation method of function lubricating oil.
Background technique
In recent years, with China's rapid development of economy, the consumption of domestic annual lubricating oil and oil dope with
1.0% ~ 1.9% speed increases, and lubricating oil has become communications and transportation and unavoidable " the protection liquid " of industrial machinery.Together
When, the high speed development of mechanical industry and environmental protection propose harsher requirement to lubricants performance, as lubricating oil need to have height
Anti-oxidative stability preferably glues warm nature, good low temperature flow and excellent shear stability and wear resistence, and only relies on
The additive of the single formula of tradition has been unable to reach requirement to improve lubricating oil service performance.Solid lubricant there are many current
Performance it is fine, but since density cannot be suspended in oil greatly, for coarse size into not going friction secondary, mass deposition is serious, with long
Oil circuit is blocked, can not be applied in lubricating oil.Extreme pressure, antiwear additive in conventional lubrication oil are often a little sulphur, phosphorus, chloride, are led to
Boundary lubrication TRANSIENT HIGH TEMPERATURE high pressure and the secondary generation metallic compound of friction are crossed, hardness and wear resistence are improved.Though this compound is hard
But it is very crisp, it constantly falls off in friction process and is constantly formed, not only corroded parts, but also consume additive, no matter machinery is gone back
Be lubricating oil service life it is all very short.Wear-resistant ingredient in conventional lubrication oil not only corrodes silver-colored bearing, poisons exhaust gas converting means
Catalyst is set, also pollution atmospheric environment.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of preparation method of function lubricating oil, the technology utilization is a variety of
Crude lube stock oil obtains finished product lubrication by coarse filtration, separation, low vacuum dehydration, grinding emulsification plus hydrogen, catalytic dewaxing process
Oil.The function lubricating oil being prepared, lubricating and wear-resisting can be adapted for fine instrument, with good application prospect.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of preparation method of function lubricating oil, comprising the following steps:
(1) after crude lube stock oil to be crossed to the sieve coarse filtration of 60 mesh, oil will be considered and be heated to 130-150 DEG C of heat preservation, then will
Worry oil input after heating in the membrane module of modified ceramic film equipped with being separated, finally by the oil after film process low true
In slack tank, control operating pressure is 0.05~0.07MPa, and dehydration temperaturre is vacuum dehydration at 200-210 DEG C, is purified worry
Oil；
(2) purification obtained in step (1) is considered into oil thermal insulating at 180 DEG C or more, with calcium chloride, octadecylamine according to quality
It is emulsified than being injected in first order colloid mill after evenly mixing for 75:2:3, level-one colloid disintegrating outlet material is then passed through two
Grade colloid mill high speed is overground, obtains lubricating oil first product.
(3) the lubricating oil first product obtained in step (2) is subjected in single reactor hydrogenation reaction, obtains hydrogenated oil；
(4) hydrogenated oil will be obtained in step (3) to dewax, as finished lube.
Preferably, the crude lube stock oil in the step (1) is vacuum distillate, solvent refining vacuum distillate, wax
One or more of cream, sweat oil, dewaxing vacuum distillate, frivolous coal tar, heavy deasphalted oil.
Preferably, the modified ceramic film surface oleophyllie hydrophobic in the step (1), the modified ceramic membrane supporting layer in surface are
Alpha-alumina, separating layer are aluminium oxide, and the average pore size of the modified ceramic membrane in surface is 10 microns.
Preferably, the colloid mill rotor in the step (2) is 6F, and level-one colloid mill gap is 1mm, between second level colloid mill
Gap is 0.5mm.
Preferably, the hydroprocessing condition in the step (3) are as follows: hydrogen partial pressure 10-13MPa, temperature are 580-600 DEG C,
Hydrogen to oil volume ratio is 1100: 1, used catalyst nickel and titanium 7:1 mixture.
Preferably, the Dewaxing conditions in the step (4) are 600-620 DEG C of reaction temperature, and pressure is 50-55 kg/
cm2G, dewaxing catalyst are alumina silica molal weight 1:1 mixture.
Compared with prior art, the present invention has the advantages that:
(1) preparation method of function lubricating oil of the invention passes through coarse filtration, separation, low true using various kinds of lubricating oil feedstock oil
Sky dehydration, grinding emulsification plus hydrogen, catalytic dewaxing process obtain finished lube.The function lubricating oil being prepared lubricates resistance to
It grinds, can be adapted for fine instrument, with good application prospect.
(2) function crude lube stock of the invention be easy to get, simple process, be suitable for heavy industrialization use, it is practical.
Specific embodiment
The technical solution of invention is described in detail combined with specific embodiments below.
Embodiment 1
(1) after vacuum distillate to be crossed to the sieve coarse filtration of 60 mesh, oil will be considered and be heated to 130 DEG C of heat preservations, after then heating
Worry oil input equipped with modified ceramic film membrane module in separated, finally will after film process oil in low vacuum tank
In, control operating pressure is 0.05MPa, and dehydration temperaturre is vacuum dehydration at 200 DEG C, is purified worry oil；
(2) purification obtained in step (1) is considered into oil thermal insulating at 180 DEG C or more, with calcium chloride, octadecylamine according to quality
It is emulsified than being injected in first order colloid mill after evenly mixing for 75:2:3, level-one colloid disintegrating outlet material is then passed through two
Grade colloid mill high speed is overground, and colloid mill rotor is 6F, and level-one colloid mill gap is 1mm, and second level colloid mill gap is 0.5mm, obtains
To lubricating oil first product.
(3) the lubricating oil first product obtained in step (2) is subjected to hydrogenation reaction, hydrogen partial pressure 10MPa, temperature in single reactor
Degree is 580 DEG C, hydrogen to oil volume ratio 1100: 1, and used catalyst nickel and titanium 7:1 mixture obtain hydrogenated oil；
(4) hydrogenated oil will be obtained in step (3) to dewax, Dewaxing conditions are 6000 DEG C of reaction temperature, pressure 50
kg/cm2G, dewaxing catalyst are alumina silica molal weight 1:1 mixture, as finished lube.
The performance test results of function lubricating oil obtained are as shown in table 1.
Embodiment 2
(1) it will subtract after solvent refining vacuum distillate crosses the sieve coarse filtration of 60 mesh, oil will be considered and be heated to 150 DEG C of heat preservations, so
The worry oil input after heating is finally existed the oil after film process equipped with separating in the membrane module of modified ceramic film afterwards
In low vacuum tank, control operating pressure is 0.07MPa, and dehydration temperaturre is vacuum dehydration at 210 DEG C, is purified worry oil；
(2) purification obtained in step (1) is considered into oil thermal insulating at 180 DEG C or more, with calcium chloride, octadecylamine according to quality
It is emulsified than being injected in first order colloid mill after evenly mixing for 75:2:3, level-one colloid disintegrating outlet material is then passed through two
Grade colloid mill high speed is overground, and colloid mill rotor is 6F, and level-one colloid mill gap is 1mm, and second level colloid mill gap is 0.5mm, obtains
To lubricating oil first product.
(3) the lubricating oil first product obtained in step (2) is subjected to hydrogenation reaction, hydrogen partial pressure 13MPa, temperature in single reactor
Degree is 600 DEG C, hydrogen to oil volume ratio 1100: 1, and used catalyst nickel and titanium 7:1 mixture obtain hydrogenated oil；
(4) hydrogenated oil will be obtained in step (3) to dewax, Dewaxing conditions are 620 DEG C of reaction temperature, and pressure is 55 kg/
cm2G, dewaxing catalyst are alumina silica molal weight 1:1 mixture, as finished lube.
The performance test results of function lubricating oil obtained are as shown in table 1.
Comparative example 1
(1) after vacuum distillate to be crossed to the sieve coarse filtration of 60 mesh, oil will be considered and be heated to 130 DEG C of heat preservations, after then heating
Worry oil input equipped with modified ceramic film membrane module in separated, finally will after film process oil in low vacuum tank
In, control operating pressure is 0.05MPa, and dehydration temperaturre is vacuum dehydration at 200 DEG C, is purified worry oil；
(2) purification obtained in step (1) is considered into oil thermal insulating at 180 DEG C or more, with calcium chloride, octadecylamine according to quality
It is emulsified than being injected in first order colloid mill after evenly mixing for 75:2:3, at the beginning of level-one colloid disintegrating outlet material is lubricating oil
Product, colloid mill rotor are 6F, and level-one colloid mill gap is 1mm.
(3) the lubricating oil first product obtained in step (2) is subjected to hydrogenation reaction, hydrogen partial pressure 10MPa, temperature in single reactor
Degree is 580 DEG C, hydrogen to oil volume ratio 1100: 1, and used catalyst nickel and titanium 1:1 mixture obtain hydrogenated oil；
(4) hydrogenated oil will be obtained in step (3) to dewax, Dewaxing conditions are 600 DEG C of reaction temperature, pressure 50kg/
cm2G, dewaxing catalyst are alumina silica molal weight 1:1 mixture, as finished lube.
The performance test results of function lubricating oil obtained are as shown in table 1.
It is viscous that the function lubricating oil obtained and commercially available common lubricating oil of embodiment 1-2 and comparative example are carried out to movement respectively
This several degree, pour point, coefficient of friction performance tests.
Table 1
| Kinematic viscosity (40 DEG C, mm2/ s) | Pour point, DEG C | Coefficient of friction | |
| Embodiment 1 | 111 | -12 | ~0.05 |
| Embodiment 2 | 124 | -16 | ~0.05 |
| Comparative example 1 | 160 | -5 | ~0.25 |
| Commercially available M board lubricating oil | 135 | -5 | ~0.15 |
The preparation method of function lubricating oil of the invention passes through coarse filtration, separation, low vacuum using various kinds of lubricating oil feedstock oil
Dehydration, grinding emulsification plus hydrogen, catalytic dewaxing process obtain finished lube.The function lubricating oil being prepared lubricates resistance to
It grinds, can be adapted for fine instrument, with good application prospect.Function crude lube stock of the invention is easy to get, simple process,
It is used suitable for heavy industrialization, it is practical.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (1)
1. a kind of preparation method of function lubricating oil, which comprises the following steps:
(1) after crude lube stock oil to be crossed to the sieve coarse filtration of 60 mesh, oil strain is heated to 130-150 DEG C of heat preservation, it then will heating
Equipped with being separated in the membrane module of modified ceramic film, modified ceramic film surface oleophyllie hydrophobic, surface is modified for oil strain input afterwards
Ceramic membrane supporting layer be Alpha-alumina, separating layer is aluminium oxide, and the average pore size of the modified ceramic membrane in surface is 10 microns,
Finally by the oil after film process in low vacuum tank, control operating pressure is 0.05~0.07MPa, and dehydration temperaturre is
Vacuum dehydration at 200-210 DEG C, is purified oil strain；
(2) the purification oil strain obtained in step (1) is kept the temperature at 180 DEG C or more, is according to mass ratio with calcium chloride, octadecylamine
75:2:3, which is injected after evenly mixing in first order colloid mill, to be emulsified, and level-one colloid disintegrating outlet material is then passed through secondary glue
Body mill high speed is overground, obtains lubricating oil first product, and colloid mill rotor is 6F, and level-one colloid mill gap is 1mm, second level colloid mill gap
For 0.5mm；
(3) the lubricating oil first product obtained in step (2) is subjected to hydrogenation reaction, hydroprocessing condition in single reactor are as follows: hydrogen
10-13MPa is divided, temperature is 580-600 DEG C, hydrogen to oil volume ratio 1100: 1, and used catalyst nickel and titanium 7:1 mixture obtain
To hydrogenated oil；
(4) hydrogenated oil will be obtained in step (3) to dewax, Dewaxing conditions are 600-620 DEG C of reaction temperature, pressure 50-55
kg/cm2G, dewaxing catalyst are alumina silica molal weight 1:1 mixture, as finished lube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710784845.8A CN107541291B (en) | 2017-09-04 | 2017-09-04 | A kind of preparation method of function lubricating oil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710784845.8A CN107541291B (en) | 2017-09-04 | 2017-09-04 | A kind of preparation method of function lubricating oil |
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| Publication Number | Publication Date |
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| CN107541291B true CN107541291B (en) | 2019-11-15 |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280241B (en) * | 2008-05-22 | 2010-07-14 | 南京工业大学 | Method for purifying waste lubricant oil |
| CN101723618B (en) * | 2008-10-28 | 2014-12-10 | 中国石油化工股份有限公司 | High-permeability prime coating emulsified asphalt and preparation method thereof |
| SG193576A1 (en) * | 2011-03-31 | 2013-10-30 | Chevron Usa Inc | Novel process and catalyst system for improving dewaxing catalyst stability and lubricant oil yield |
| CN105378037B (en) * | 2013-07-02 | 2018-11-16 | 沙特基础工业公司 | It is the method for petroleum chemicals by refinery's heavy oil residue upgrading |
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Effective date of registration: 20231227 Address after: 116039 Youjia Village, Xinzhaizi Town, Ganjingzi District, Dalian City, Liaoning Province Patentee after: Dalian Fengyuan Oil Reagent Factory Address before: 215200 Li Li Zhen Wu Qiao Cun, Wujiang City, Suzhou City, Jiangsu Province Patentee before: WUJIANG HUAWEI SPECIAL OIL Co.,Ltd. |
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