CN107474917A - A kind of graphene lubricating oil and preparation method thereof - Google Patents
A kind of graphene lubricating oil and preparation method thereof Download PDFInfo
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- CN107474917A CN107474917A CN201710636520.5A CN201710636520A CN107474917A CN 107474917 A CN107474917 A CN 107474917A CN 201710636520 A CN201710636520 A CN 201710636520A CN 107474917 A CN107474917 A CN 107474917A
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- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
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- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
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Abstract
The invention discloses a kind of graphene lubricating oil and preparation method thereof, the lubricating oil includes the raw material of following parts by weight:15 parts of 150 200 parts of base oil, 0.5 2 parts of tackifier, 24 parts of pour-point depressant, 12 parts of anti-foaming agent, 0.5 3 parts of dispersant, 13 parts of cleaning agent and graphene.Lubricating oil provided by the invention has excellent dispersiveness and stability, and stability is good, and each component compatibility is good, and abrasion resistance is high, has good protective effect, the service life of prolonged mechanical part to mechanical part;The preparation method technique of this lubricating oil is simple, cost is low, production efficiency is high, low raw-material cost, easily realizes industrialized production, has preferable economic benefit and social benefit.
Description
Technical field
The present invention relates to technical field of lubricating oil, specifically a kind of graphene lubricating oil and preparation method thereof.
Background technology
Lubricating oil is used in all kinds automobile, in plant equipment to reduce the liquid of friction, protection machinery and workpiece
Or semisolid lubricants, mainly play lubrication, supplement heat rejecter, antirust, cleaning, sealing and buffering etc..With various Machinery Ministries
The increasingly reinforcing of part military service operating mode, to the greasy property more and more higher of lubricating oil.Lubricating oil is mainly by base oil and additive structure
Into base oil mainly includes mineral base oil, synthetic base oil and biological basis oil three major types.In order to improve lubricating oil
Greasy property, the additive of various antiwear and reducing frictions is typically added in base oil.Antiwear and reducing friction additive mainly has two at present
Major class.When oil soluble additive, such as the oiliness improver of polar functionalities, aliphatic acid, fatty acid ester, organic aminated substance, carboxylic acid amide esters
Thing, imide compound, sulfurized fat, phosphorus-containing compound, chlorine-containing compound, boric acid fat, borate, organo-metallic compound, have
Machine molybdenum compound etc..Second, solid additive, graphite, molybdenum disulfide, tungsten disulfide, the boron nitride of particularly special lamellar structure
Deng.
Graphite is dilute, and because high temperature resistant, chemical property are stablized, greasy property is good, and specific surface area is big, has shaking property of heat resistanceheat resistant, and
The dilute aboundresources of China's graphite, it is best in quality, it is cheap, it is preferable lube oil additive.But in existing technique, typically
Graphite is ground in fine grinding machine, obtains 1~15 micron of graphite particulate, then adds the graphite after grinding
Obtain lubricating oil into base oil or the graphite after grinding be added in lubricating oil to obtain compounded lubricating oil.Make in such a way
The graphite lubricant additive obtained, because the technique limitation that graphite particle crushes can only obtain micron-sized graphite particle, Yi Jishi
Black alkene both hydrophilic or oleophylic property so that adding the lubricating oil of graphene can produce largely during accumulating or use
Graphite laminated and deposited phenomenon so that anti-attrition anti-extreme pressure can reduce, and can produce harmful effect to machine or equipment.Therefore,
How to overcome drawbacks described above, develop with excellent anti-wear and wear-resistant performance, high bearing capacity, wear surface is repaiied with certain abrasion
The new function lubricating oil of multiple function is particularly important.
The content of the invention
A kind of the problem of present invention exists for existing lubricating oil, there is provided graphene lubricating oil and preparation method thereof.This hair
The lubricating oil of bright offer has each component compatibility height, good dispersion, abrasion resistance are high, stability is good, lubricant effect is notable etc.
Advantage.
In order to realize the above object the technical solution adopted by the present invention is as follows:
A kind of graphene lubricating oil, include the raw material of following parts by weight:
Base oil 150-200 parts, tackifier 0.5-2 parts, pour-point depressant 2-4 parts, anti-foaming agent 1-2 parts, dispersant 0.5-3 parts, cleaning
Agent 1-3 parts and graphene 1-5 parts;
It is double hard that the tackifier include ethylene-propylene copolymer, poly- methacrylate ester, polyisobutene, polyacrylamide and polyethylene glycol
One or more compositions in resin acid ester;
The pour-point depressant also includes the poly- methacrylate ester of alkylnaphthalene, dimethyl fumarate, stearic acid macrogol ester and season penta
One or more compositions in tetrol stearate;
The anti-foaming agent includes 901 methyl-silicone oils, PPOX triol, laruyl alcohol polyvinylether and polyoxyethylene nonyl phenyl ethene
One or more compositions in ether;
The dispersant includes T-154, T-151, T-161, cocoanut fatty acid diethanolamide, laureth sulfuric ester
One or more compositions in sodium and castor oil acid butyl ester sodium sulphate;
The cleaning agent is included in calcium lignosulfonate, sulfurized alkylphenol calcium, lauryl sodium sulfate and empgen BB
One or more compositions.
Further, the lubricating oil also includes 0.5-2 part antioxidant.
Further, the antioxidant includes one or more combinations in ZDDP, 168 antioxidant, 1010 antioxidants
Thing.
Further, the base oil is mineral base oil, synthetic base oil and one kind or more in plant oil base oil
Kind composition.
Further, the graphene is three-dimensional grapheme.
Raw material described above is commercially available prod.
The present invention also provides the preparation method of the graphene lubricating oil, comprises the following steps:
(1)Base oil, dispersant, tackifier and graphene are added into ultrasonic oscillation device, 30-60min is shaken, must mix molten
Liquid;
(2) anti-foaming agent, pour-point depressant and cleaning agent are added in mixed solution, is warming up to 50-70 DEG C, high-speed stirred 20-40min,
Obtain graphene lubricating oil.
Further, the frequency of the ultrasonic oscillation is 40-60kHZ, power 300-500W.
Further, the mixing speed of the high-speed stirred is 300-500r/min.
Compared with prior art, advantages of the present invention and have the beneficial effect that:
1st, lubricating oil provided by the invention has excellent dispersiveness and stability, and stability is good, and each component compatibility is good, wear-resistant
Performance is high, has good protective effect to mechanical part, the service life of prolonged mechanical part, solves graphene and lubricating
In oil easily occur reunite and can not large-scale popularization use the problem of.
2nd, the tackifier that the present invention uses with oil body, can not only be advantageous to the stably dispersing of graphene, simultaneously
The abrasion resistance of lubricating oil can also be improved.
3rd, the dispersant that the present invention uses has good compatibility, each component can be made to be uniformly dispersed in base oil
In, there is excellent dispersiveness and stability.
4th, cleaning agent used in the present invention, each part of engine lubrication system, prolonged mechanical portion can effectively be cleaned
The service life of part.
5th, the preparation method technique of lubricating oil of the present invention is simple, cost is low, production efficiency is high, low raw-material cost, easily
Industrialized production is realized, there is preferable economic benefit and social benefit.
Embodiment
The present invention program is further described below in conjunction with specific embodiment, but is not limited to the protection model of the present invention
Enclose.
Embodiment 1
A kind of graphene lubricating oil, include the raw material of following parts by weight:200 parts of mineral base oil, poly- methacrylate ester increase
3 parts of the poly- methacrylate ester pour-point depressant of 1.5 parts of stick, alkylnaphthalene, 1.5 parts of PPOX triol anti-foaming agent, coconut oil fat
2 parts of sour 1 part of diglycollic amide dispersant, 1.5 parts of sulfurized alkylphenol calcium cleaning agent and three-dimensional grapheme.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 50kHZ, power be
45min is shaken under 300W, obtains mixed solution;
(2)Anti-foaming agent, pour-point depressant and cleaning agent are added in mixed solution, 60 DEG C are warming up to, in 300r/min mixing speed
Lower high-speed stirred 30min, that is, obtain graphene lubricating oil.
Embodiment 2
A kind of graphene lubricating oil, include the raw material of following parts by weight:150 parts of mineral base oil, ethylene-propylene copolymer tackifier 1
Part, 2 parts of stearic acid macrogol ester pour-point depressant, 1.5 parts of laruyl alcohol polyvinylether anti-foaming agent, laureth sodium sulfovinate disperse
1 part of 1 part of agent, 1 part of calcium lignosulfonate cleaning agent, 1 part of 1010 antioxidant and three-dimensional grapheme.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 40kHZ, power be
30min is shaken under 500W, obtains mixed solution;
(2)Anti-foaming agent, pour-point depressant, cleaning agent and antioxidant are added in mixed solution, 50 DEG C are warming up to, 500r/min's
High-speed stirred 20min under mixing speed, that is, obtain graphene lubricating oil.
Embodiment 3
A kind of graphene lubricating oil, include the raw material of following parts by weight:180 parts of plant base oil, polyacrylamide tackifier 2
Part, 3 parts of pentaerythritol stearate pour-point depressant, 2 parts of polyoxyethylene nonyl phenyl vinethene anti-foaming agent, 3 parts of T-154 dispersants, 12
4 parts of 2 parts of alkyl betaines alkali cleaning agent and three-dimensional grapheme.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 60kHZ, power be
50min is shaken under 300W, obtains mixed solution;
(2)Anti-foaming agent, pour-point depressant and cleaning agent are added in mixed solution, 60 DEG C are warming up to, in 400r/min mixing speed
Lower high-speed stirred 40min, that is, obtain graphene lubricating oil.
Embodiment 4
A kind of graphene lubricating oil, include the raw material of following parts by weight:150 parts of SJ5E-30 types lubricating oil, mineral base oil 50
Part, 1 part of polyethylene glycol stearate diester tackifier, 3.5 parts of dimethyl fumarate pour-point depressant, PPOX triol anti-foaming agent
1.5 parts, 1.5 parts of castor oil acid butyl ester sodium sulphate dispersant, 1.5 parts of lauryl sodium sulfate cleaning agent, ZDDP antioxidants and
3 parts of three-dimensional grapheme.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 50kHZ, power be
60min is shaken under 500W, obtains mixed solution;
(2)Anti-foaming agent, pour-point depressant, oxidant and cleaning agent are added in mixed solution, 70 DEG C are warming up to, in stirring for 300r/min
High-speed stirred 30min under speed is mixed, that is, obtains graphene lubricating oil.
Embodiment 5
A kind of graphene lubricating oil, include the raw material of following parts by weight:180 parts of SJ 15W-40 lubricating oil, polyisobutene thickening
2 parts of agent, 1 part of dimethyl fumarate pour-point depressant, 2 parts of polyacrylamide pour-point depressant, 1 part of 901 methyl-silicone oil anti-foaming agent, coconut grease
2.5 parts of fat acid diglycollic amide dispersant, 3 parts of lauryl sodium sulfate cleaning agent, 2 parts of 168 antioxidant and three-dimensional grapheme 3
Part.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 50kHZ, power be
60min is shaken under 350W, obtains mixed solution;
(2)Anti-foaming agent, pour-point depressant, cleaning agent and antioxidant are added in mixed solution, 60 DEG C are warming up to, 350r/min's
High-speed stirred 35min under mixing speed, that is, obtain graphene lubricating oil.
Embodiment 6
A kind of graphene lubricating oil, include the raw material of following parts by weight:200 parts of 500SN base oils, ethylene-propylene copolymer tackifier
0.5 part, 1 part of polyacrylamide tackifier, 3 parts of pentaerythritol stearate pour-point depressant, laruyl alcohol polyvinylether anti-foaming agent 1.5
Part, 3 parts of laureth sodium sulfovinate dispersant, 0.5 part of calcium lignosulfonate cleaning agent, lauryl sodium sulfate cleaning agent
5 parts of 1.5 parts, 0.5 part of ZDDP antioxidants and three-dimensional grapheme.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 40kHZ, power be
30min is shaken under 500W, obtains mixed solution;
(2) anti-foaming agent, pour-point depressant, cleaning agent and antioxidant are added in mixed solution, 50 DEG C are warming up to, 500r/min's
High-speed stirred 20min under mixing speed, that is, obtain graphene lubricating oil.
Embodiment 7
A kind of graphene lubricating oil, include the raw material of following parts by weight:150 parts of 500SN base oils, poly- methacrylate ester increase
2 parts of the poly- methacrylate ester pour-point depressant of 0.5 part of stick, alkylnaphthalene, 1 part of PPOX triol anti-foaming agent, T-151 dispersants 2
Part, 2 parts of sulfurized alkylphenol calcium cleaning agent, 1.5 parts of ZDDP antioxidants and 4 parts of three-dimensional grapheme.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 50kHZ, power be
45min is shaken under 300W, obtains mixed solution;
(2) anti-foaming agent, pour-point depressant, cleaning agent and antioxidant are added in mixed solution, 60 DEG C are warming up to, 300r/min's
High-speed stirred 40min under mixing speed, that is, obtain graphene lubricating oil.
Embodiment 8
A kind of graphene lubricating oil, include the raw material of following parts by weight:The double stearic acid of 200 parts of 150SN base oils, polyethylene glycol
4 parts of the poly- methacrylate ester pour-point depressant of 1.5 parts of ester tackifier, alkylnaphthalene, 2 parts of polyoxyethylene nonyl phenyl vinethene anti-foaming agent, coconut
2 parts of fatty acid oil diglycollic amide dispersant, 2 parts of empgen BB cleaning agent, 1.5 parts of ZDDP antioxidants and three-dimensional stone
Black 5 parts of alkene.
Its preparation method, comprise the following steps:
(1)By base oil, dispersant, tackifier and graphene add ultrasonic oscillation device, frequency be 50kHZ, power be
60min is shaken under 300W, obtains mixed solution;
(2) anti-foaming agent, pour-point depressant, cleaning agent and antioxidant are added in mixed solution, 60 DEG C are warming up to, 400r/min's
High-speed stirred 30min under mixing speed, that is, obtain graphene lubricating oil.
The lubricating oil that above example 1-8 is prepared carries out frictional behaviour experiment, and lubricating oil is determined in four-ball tester
Wear resistence and bearing capacity, experimental condition be:Load 200N, rotating speed 1500r/min, result of the test such as following table:
Table 1:The performance test results of lubricating oil of the present invention
Sample | PB(N) | WSD(mm) |
Embodiment 1 | 669 | 0.35 |
Embodiment 2 | 621 | 0.37 |
Embodiment 3 | 678 | 0.31 |
Embodiment 4 | 637 | 0.34 |
Embodiment 5 | 714 | 0.28 |
Embodiment 6 | 728 | 0.26 |
Embodiment 7 | 671 | 0.30 |
Embodiment 8 | 638 | 0.34 |
SJ 15W-40 | 368 | 0.65 |
500SN | 395 | 0.58 |
As can be seen from the test results, the friction coefficient of lubricating oil for preparing of the present invention is low, bearing capacity is strong, have due to it is wear-resistant
Performance.
Claims (8)
- A kind of 1. graphene lubricating oil, it is characterised in that:Include the raw material of following parts by weight:Base oil 150-200 parts, tackifier 0.5-2 parts, pour-point depressant 2-4 parts, anti-foaming agent 1-2 parts, dispersant 0.5-3 parts, cleaning Agent 1-3 parts and graphene 1-5 parts;It is double hard that the tackifier include ethylene-propylene copolymer, poly- methacrylate ester, polyisobutene, polyacrylamide and polyethylene glycol One or more compositions in resin acid ester;The pour-point depressant also includes the poly- methacrylate ester of alkylnaphthalene, dimethyl fumarate, stearic acid macrogol ester and season penta One or more compositions in tetrol stearate;The anti-foaming agent includes 901 methyl-silicone oils, PPOX triol, laruyl alcohol polyvinylether and polyoxyethylene nonyl phenyl ethene One or more compositions in ether;The dispersant includes T-154, T-151, T-161, cocoanut fatty acid diethanolamide, laureth sulfuric ester One or more compositions in sodium and castor oil acid butyl ester sodium sulphate;The cleaning agent is included in calcium lignosulfonate, sulfurized alkylphenol calcium, lauryl sodium sulfate and empgen BB One or more compositions.
- 2. graphene lubricating oil according to claim 1, it is characterised in that:The lubricating oil also includes 0.5-2 part antioxidant.
- 3. graphene lubricating oil according to claim 2, it is characterised in that:The antioxidant include ZDDP, 168 antioxidant, One or more compositions in 1010 antioxidants.
- 4. graphene lubricating oil according to claim 1, it is characterised in that:The base oil is mineral base oil, synthesis base One or more compositions in plinth oil and plant oil base oil.
- 5. graphene lubricating oil according to claim 1, it is characterised in that:The graphene is three-dimensional grapheme.
- 6. the preparation method of graphene lubricating oil as claimed in claim 1, it is characterised in that:Comprise the following steps:(1)Base oil, dispersant, tackifier and graphene are added into ultrasonic oscillation device, 30-60min is shaken, must mix molten Liquid;(2) anti-foaming agent, pour-point depressant and cleaning agent are added in mixed solution, is warming up to 50-70 DEG C, high-speed stirred 20-40min, Obtain graphene lubricating oil.
- 7. the preparation method of graphene lubricating oil according to claim 6, it is characterised in that:The frequency of the ultrasonic oscillation For 40-60kHZ, power 300-500W.
- 8. the preparation method of graphene lubricating oil according to claim 6, it is characterised in that:The stirring speed of the high-speed stirred Spend for 300-500r/min.
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