CN106590816A - Preparation of lubricant additive with good stabilization effect and testing method thereof - Google Patents
Preparation of lubricant additive with good stabilization effect and testing method thereof Download PDFInfo
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- CN106590816A CN106590816A CN201611128032.5A CN201611128032A CN106590816A CN 106590816 A CN106590816 A CN 106590816A CN 201611128032 A CN201611128032 A CN 201611128032A CN 106590816 A CN106590816 A CN 106590816A
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- oil additive
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- lube oil
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- 230000000694 effects Effects 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000012360 testing method Methods 0.000 title claims abstract description 9
- 230000006641 stabilisation Effects 0.000 title abstract description 5
- 238000011105 stabilization Methods 0.000 title abstract description 5
- 239000003879 lubricant additive Substances 0.000 title abstract 2
- 239000000654 additive Substances 0.000 claims abstract description 35
- 230000000996 additive effect Effects 0.000 claims abstract description 35
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 11
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 239000000314 lubricant Substances 0.000 claims abstract description 8
- 239000003381 stabilizer Substances 0.000 claims abstract description 7
- 238000001291 vacuum drying Methods 0.000 claims abstract description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000010687 lubricating oil Substances 0.000 claims description 48
- 239000003921 oil Substances 0.000 claims description 20
- 239000002199 base oil Substances 0.000 claims description 13
- 239000011259 mixed solution Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 13
- 230000001050 lubricating effect Effects 0.000 claims description 10
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- 235000021355 Stearic acid Nutrition 0.000 claims description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 3
- JHJUUEHSAZXEEO-UHFFFAOYSA-M sodium;4-dodecylbenzenesulfonate Chemical compound [Na+].CCCCCCCCCCCCC1=CC=C(S([O-])(=O)=O)C=C1 JHJUUEHSAZXEEO-UHFFFAOYSA-M 0.000 claims description 3
- 239000008117 stearic acid Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 235000013312 flour Nutrition 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- 238000003756 stirring Methods 0.000 abstract description 4
- 238000005119 centrifugation Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000002156 mixing Methods 0.000 abstract description 2
- 238000001556 precipitation Methods 0.000 abstract 1
- 238000001132 ultrasonic dispersion Methods 0.000 abstract 1
- 238000012795 verification Methods 0.000 abstract 1
- 238000010998 test method Methods 0.000 description 11
- 239000006185 dispersion Substances 0.000 description 7
- 238000000498 ball milling Methods 0.000 description 3
- 238000003475 lamination Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 239000002105 nanoparticle Substances 0.000 description 2
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 2
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 2
- 241000165940 Houjia Species 0.000 description 1
- 241001124569 Lycaenidae Species 0.000 description 1
- 239000007866 anti-wear additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000014987 copper Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- 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
- C10M125/00—Lubricating compositions characterised by the additive being an inorganic material
- C10M125/04—Metals; Alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/62—Metallic pigments or fillers
- C09C1/627—Copper
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/08—Treatment with low-molecular-weight non-polymer organic compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/10—Treatment with macromolecular organic compounds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/04—Investigating sedimentation of particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/04—Investigating sedimentation of particle suspensions
- G01N15/042—Investigating sedimentation of particle suspensions by centrifuging and investigating centrifugates
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N2015/0038—Investigating nanoparticles
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- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Lubricants (AREA)
Abstract
The invention relates to preparation of a lubricant additive with good stabilization effect and a testing method thereof. The method comprises the steps of firstly adding a certain amount of nano-copper powder and stabilizer into absolute ethyl alcohol, evenly mixing and stirring the solution, then conducting ultrasonic dispersion and vacuum drying treatment on the solution, adding the obtained surface modified nano-copper powder and lubricant oil into a stand type planetary ball mill, after rotation for a certain time, collecting the oil liquid, obtaining a stable nano-copper lubricant oil additive, and adopting a still standing precipitation method and a centrifugation method to conduct a test of stability performance on the obtained nano-copper lubricant oil additive. Through experimental verification, it is known that the stability performance and the dispersing performance of the obtained lubricant oil additive are good.
Description
Technical field
The present invention relates to preparation method of the nano material as lube oil additive, and in particular to a kind of stablizing effect is good
The preparation of lube oil additive and method of testing.
Background technology
With the progress and the development of economic technology of industrial technology, energy demand is continued to increase, and energy crisis becomes increasingly
Sternness, lubriation material of the lubricating oil as parts such as electromotor, vehicle bridge, primarily serves the effect of lubrication, anti-attrition, in the course of work
In play vital effect.
In the last few years, researcher was by adding some lubricating oil such as a certain amount of nano-particle, antiwear additive in base oil
Improving the anti-wear and wear-resistant performance of base oil, stably dispersing performance of the nano-particle in base oil is to affect the lubrication to additive
One of principal element of oil drag excellent performance, traditional method are adopted mostly and for nanometer powder to carry out surface modification, Ran Houjia
Enter in lubricating base oils, play the effect of temporary dispersion, As time goes on, the granule in these oil samples gradually can be rolled into a ball
It is poly-, so as to be sink to oily bottom, the greasy property of base oil is finally have impact on, be difficult to realize the commercial Application of nano lubricating；Therefore, have
Necessity research obtains the lube oil additive with good dispersion and good stability energy.
The content of the invention
For the deficiency of above-mentioned Nano-Cu Additive preparation technology, it is an object of the invention to provide one kind realizes Nanometer Copper
The method of stable dispersion in lubricating oil, is obtained in that the Nanometer Copper oil solution of good dispersibility and stability, by this
It is bright to improve the anti-wear and wear-resistant performance of lubricating base oils with large batch of lubricating base oils of the configuration containing nano copper particle.
To reach above-mentioned purpose, the technical solution adopted in the present invention is as follows：
A kind of preparation method of the good lube oil additive of stablizing effect, is realized by following steps：
Step one：A certain amount of Nanometer Copper powder and stabilizer are added into dehydrated alcohol, mixed solution is obtained；
Step 2：Above-mentioned mixed solution is carried out into ultrasonic disperse, vacuum drying treatment is then carried out, is obtained surface modified powder；
Step 3：Above-mentioned surface modified nanometer powder and lubricating oil are added into vertical-type planetary formula ball mill, a timing
Between rotation after, collect fluid, obtain stable nano copper lubricating oil additive.
In step one, described Nanometer Copper powder structure spherical in shape, granular size scope is between 50-100nm；Described
Stabilizer is polyvinylpyrrolidone, stearic acid or dodecylbenzene sodium sulfonate one or more mixture therein；
0.5-1.0wt% of the described stabiliser content for nanometer powder.
In step 2, described ultrasonic disperse：Ultrasonic power is 50-70W, ultrasonic time is 30-60min；Described is true
It is empty to be dried：Vacuum 0.01-0.015mbar, baking temperature are 60-80 C, the working time is 2-3h.
In step 3, in described nanometer oil solution, the content of nanometer powder is the 1.0-10wt% of lubricating oil total amount；It is described
Lubricating oil be 500SN；Described ball mill：Working time 10-12h, working speed 650-750r/min.
Lube oil additive obtained in a kind of preparation method of the good lube oil additive of stablizing effect as above.
Present invention also offers a kind of method of testing of the good lube oil additive of stablizing effect, the method for testing is using such as
Upper described lube oil additive, the method for testing include following steps：
Step one：A certain amount of lube oil additive is weighed, by 1-4：100 ratio is added in lubricating base oils；
Described lubricating base oils are the one kind in 85W-40,15W-40, SW-40；
Step 2：It is by above-mentioned lubricating base oils and additive ultrasonic disperse, uniform to mix；
The ultrasonic power of described ultrasonic disperse is 50W, ultrasonic time 45min；
Step 3：Above-mentioned scattered lubricating oil is tested using standing sedimentation method and centrifuging.
Compared with prior art, the invention has the beneficial effects as follows：The invention provides it is a kind of have fine dispersion performance and
The lube oil additive of good stability energy, while the lube oil additive is easy to use, applied range contributes to batch raw
Produce nano material lubricating oil.
Specific embodiment
In order to be better understood from the present invention, it is further described with reference to specific embodiment.
Embodiment one
The present embodiment is comprised the following steps：
Step one：Weigh 0.005g polyvinylpyrrolidones to add into dehydrated alcohol, stir to after fully dissolving, to its addition
1g Nanometer Copper powder, is obtained mixed solution；
Step 2：Above-mentioned mixed solution is carried out into ultrasonic disperse, ultrasonic power is 50W, and ultrasonic time is 40min, is then taken out
Mixed solution carries out vacuum drying treatment, and vacuum is 0.01mbar, and baking temperature is 60 C, surface is obtained is modified after 2.5h
Powder；
Step 3：It is 1 according to mass ratio by above-mentioned surface modified nanometer powder and 500SN lubricating oil:100 add to vertical
In the ball grinder of planetary ball mill, 650 r/min of working speed after work rotates 10h, opens ball milling cover, collects fluid,
Obtain stable nano copper lubricating oil additive.
Step 4：Above-mentioned lube oil additive is pressed into 1:100 ratio is added in 85W-40 lubricating oil, ultrasound
After 45min causes lubricating oil mix homogeneously, one：Take in 10ml oil sample holding test tubes, which is disperseed surely using standing sedimentation method
Qualitative to be tested, which two：Take 12ml mixing oil samples to be added in centrifuge tube, then place in centrifuge, rotating speed is adjusted to
8000 r/min, centrifugation time 10min, from experimental result：The oil sample of method of testing one stands placement 1 in test tube
Month, there is not obvious lamination in oil sample, and the oil sample of method of testing two does not occur after rotating speed terminates, in centrifuge tube substantially yet
Oil sample lamination, illustrate that the dispersion stabilization of the samples of lubricant oil is preferable.
Embodiment two
The present embodiment is comprised the following steps：
Step one：Weigh 0.01g stearic acid to add into dehydrated alcohol, stir to after fully dissolving, 1g Nanometer Coppers are added to which
Powder, is obtained mixed solution；
Step 2：Above-mentioned mixed solution is carried out into ultrasonic disperse, ultrasonic power is 60W, and ultrasonic time is 50min, is then taken out
Mixed solution carries out vacuum drying treatment, and vacuum is 0.013mbar, and baking temperature is 70 C, surface is obtained changes after 2.5h
Property powder；
Step 3：It is 1 according to mass ratio by above-mentioned surface modified nanometer powder and 500SN lubricating oil:20 add to vertical
In the ball grinder of planetary ball mill, 700 r/min of working speed after work rotates 11h, opens ball milling cover, collects fluid,
Obtain stable nano copper lubricating oil additive.
Step 4：Above-mentioned lube oil additive is pressed into 1:50 ratio is added in 15W-40 lubricating oil, ultrasonic 45min
So that lubricating oil mix homogeneously, is then tested to the oil sample using two kinds of different method of testings, two kinds of method of testings and
The method of embodiment one is identical, from experimental result：It is existing that the oil sample does not all occur substantially layering under two kinds of method of testings
As illustrating that the dispersion stabilization of the samples of lubricant oil is preferable.
Embodiment three
The present embodiment is comprised the following steps：
Step one：Weigh 0.01g dodecylbenzene sodium sulfonate to add into dehydrated alcohol, stir to after fully dissolving, Xiang Qijia
Enter 1g Nanometer Copper powder, mixed solution is obtained；
Step 2：Above-mentioned mixed solution is carried out into ultrasonic disperse, ultrasonic power is 70W, and ultrasonic time is 60min, is then taken out
Mixed solution carries out vacuum drying treatment, and vacuum is 0.015mbar, and baking temperature is 80 C, surface is obtained changes after 2.5h
Property powder；
Step 3：It is 1 according to mass ratio by above-mentioned surface modified Nanometer Copper powder and 500SN lubricating oil:10 add to vertical
In the ball grinder of formula planetary ball mill, 750 r/min of working speed after work rotates 12h, opens ball milling cover, collects oil
Liquid, obtains stable nano copper lubricating oil additive.
Step 4：Above-mentioned lube oil additive is pressed into 1:25 ratio is added in SW-40 lubricating oil, ultrasonic 45min
So that lubricating oil mix homogeneously, is then tested to the oil sample using two kinds of different method of testings, two kinds of method of testings and
The method of embodiment one is identical, from experimental result：It is existing that the oil sample does not all occur substantially layering under two kinds of method of testings
As illustrating that the dispersion stabilization of the samples of lubricant oil is preferable.
The preferred embodiments of the present invention are the foregoing is only, only scheme to illustrate the invention and effect, it is impossible to quilt
Think for limiting practical range of the invention, it is noted that for those skilled in the art,
On the premise of without departing from present inventive concept, some changes can also be made and improved, the patent that all should still belong to the present invention is contained
Within the scope of lid.
Claims (6)
1. the preparation method of the good lube oil additive of a kind of stablizing effect, it is characterised in that：Realized by following steps：
Step one：A certain amount of Nanometer Copper powder and stabilizer are added into dehydrated alcohol, mixed solution is obtained；
Step 2：Above-mentioned mixed solution is carried out into ultrasonic disperse, vacuum drying treatment is then carried out, is obtained surface modified powder；
Step 3：Above-mentioned surface modified Nanometer Copper powder and lubricating oil are added into vertical-type planetary formula ball mill, necessarily
After the rotation of time, fluid is collected, stable nano copper lubricating oil additive is obtained.
2. the preparation method of the good lube oil additive of stablizing effect according to claim 1, it is characterised in that：Step one
In, described Nanometer Copper powder structure spherical in shape, mean particle size is 50-100nm；Described stabilizer is polyvinyl pyrrole
One or more mixture in alkanone, stearic acid or dodecylbenzene sodium sulfonate；Described stabiliser content is to receive
The 0.5-1.5wt% at rice flour end.
3. the preparation method of the good lube oil additive of stablizing effect according to claim 2, it is characterised in that：Step 2
In, described ultrasonic disperse：Ultrasonic power is 50-70W, ultrasonic time is 40-60min；Described vacuum drying：Vacuum
0.01-0.015mbar, baking temperature are 60-80 C, the working time is 2-3h.
4. the preparation method of the good lube oil additive of stablizing effect according to claim 3, it is characterised in that：Step 3
In, in described nanometer oil solution, the content of nanometer powder is the 1.0-10wt% of lubricating oil total amount；Described lubricating oil is
500SN；Described ball mill：Working time 10-12h, working speed 650-750r/min.
5. lube oil additive obtained in the preparation method of the good lube oil additive of stablizing effect as claimed in claim 4.
6. the method for testing of the good lube oil additive of a kind of stablizing effect, its feature are as follows：Include following steps：
Step one：A certain amount of lube oil additive is weighed, by 1-4：100 ratio is added in lubricating base oils；
Described lubricating base oils are the one kind in 85W-40,15W-40, SW-40；
Step 2：Will be above-mentioned lubricating base oils and additive ultrasonic disperse uniform；
The ultrasonic power of described ultrasonic disperse is 50W, ultrasonic time 45min；
Step 3：By above-mentioned scattered samples of lubricant oil using standing sedimentation method and centrifuging testing.
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| CN111254002A (en) * | 2018-11-30 | 2020-06-09 | 洛阳阿特斯光伏科技有限公司 | Cooling liquid used in cutting process and preparation method and application thereof |
| CN116554949A (en) * | 2023-05-16 | 2023-08-08 | 广州大学 | Lubricating oil additive and preparation method thereof |
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| CN107621536A (en) * | 2017-10-19 | 2018-01-23 | 山东源根石油化工有限公司 | A kind of initial and extension sediment the method for testing of additive for lubricant |
| CN111254002A (en) * | 2018-11-30 | 2020-06-09 | 洛阳阿特斯光伏科技有限公司 | Cooling liquid used in cutting process and preparation method and application thereof |
| CN116554949A (en) * | 2023-05-16 | 2023-08-08 | 广州大学 | Lubricating oil additive and preparation method thereof |
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