CN114350423A - Contains GO/alpha-Fe2O3Preparation method of bearing lubricating oil made of composite material - Google Patents
Contains GO/alpha-Fe2O3Preparation method of bearing lubricating oil made of composite material Download PDFInfo
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 51
- 239000002131 composite material Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 5
- 229910003145 α-Fe2O3 Inorganic materials 0.000 claims abstract description 34
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000002199 base oil Substances 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 19
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical compound O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229920013639 polyalphaolefin Polymers 0.000 claims abstract description 15
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 10
- -1 1-methyl-3-butylImidazole tetrafluoroborate Chemical compound 0.000 claims abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 9
- XKZQKPRCPNGNFR-UHFFFAOYSA-N 2-(3-hydroxyphenyl)phenol Chemical compound OC1=CC=CC(C=2C(=CC=CC=2)O)=C1 XKZQKPRCPNGNFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920002367 Polyisobutene Polymers 0.000 claims abstract description 8
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 claims abstract description 8
- OFUAIAKLWWIPTC-UHFFFAOYSA-L magnesium;naphthalene-2-carboxylate Chemical compound [Mg+2].C1=CC=CC2=CC(C(=O)[O-])=CC=C21.C1=CC=CC2=CC(C(=O)[O-])=CC=C21 OFUAIAKLWWIPTC-UHFFFAOYSA-L 0.000 claims abstract description 8
- 229940049964 oleate Drugs 0.000 claims abstract description 8
- 229920000193 polymethacrylate Polymers 0.000 claims abstract description 8
- 239000001294 propane Substances 0.000 claims abstract description 8
- WSFQLUVWDKCYSW-UHFFFAOYSA-M sodium;2-hydroxy-3-morpholin-4-ylpropane-1-sulfonate Chemical compound [Na+].[O-]S(=O)(=O)CC(O)CN1CCOCC1 WSFQLUVWDKCYSW-UHFFFAOYSA-M 0.000 claims abstract description 8
- 229960002317 succinimide Drugs 0.000 claims abstract description 8
- 239000011701 zinc Substances 0.000 claims abstract description 8
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 6
- 235000012000 cholesterol Nutrition 0.000 claims abstract description 6
- 229920001577 copolymer Polymers 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 229910000859 α-Fe Inorganic materials 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000012153 distilled water Substances 0.000 claims description 8
- 239000011259 mixed solution Substances 0.000 claims description 7
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 7
- 229920001515 polyalkylene glycol Polymers 0.000 claims description 7
- 238000010992 reflux Methods 0.000 claims description 7
- 238000001354 calcination Methods 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 230000007062 hydrolysis Effects 0.000 claims description 5
- 238000006460 hydrolysis reaction Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- 238000009210 therapy by ultrasound Methods 0.000 claims description 5
- 238000005485 electric heating Methods 0.000 claims description 4
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 229920002545 silicone oil Polymers 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims 2
- 230000005494 condensation Effects 0.000 claims 2
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 2
- 238000013329 compounding Methods 0.000 abstract 1
- 239000000314 lubricant Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 description 12
- 239000000243 solution Substances 0.000 description 8
- 239000000654 additive Substances 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 2
- 125000002950 monocyclic group Chemical group 0.000 description 2
- 125000003367 polycyclic group Chemical group 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000002619 bicyclic group Chemical group 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002073 nanorod Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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Abstract
The invention belongs to the technical field of lubricating oil, and particularly relates to a lubricant containing GO/alpha-Fe2O3The preparation method of bearing lubricating oil made of composite material is characterized by firstly utilizing Fe2O3·H2O to GO/alpha-Fe2O3Compounding the material, and sequentially mixing 1-methyl-3-butylImidazole tetrafluoroborate, GO/alpha-Fe2O3Mixing and uniformly stirring a composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, acrylate, vinyl ether copolymer and base oil to obtain the material containing GO/a-Fe2O3Adding cholesterol into the mixture B under the stirring condition, then heating to 80-90 ℃, and preserving heat for 2-5 hours; cooling to normal temperature to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil of composite material; the novel bearing lubricating oil reduces and improves the friction coefficient of the bearing lubricating oil, keeps the system stable and has better oxidation resistance.
Description
Technical Field
The invention belongs to the technical field of lubricating oil, and particularly relates to a lubricating oil containing GO/alpha-Fe2O3A preparation method of bearing lubricating oil made of composite materials.
Background
The bearing lubricating oil is used on the bearing and has the functions of lubricating, cooling, resisting pressure, prolonging the service life of the bearing and the like. Lubricating oils are generally composed of two parts, a base oil and additives. The base oil is the main component of the lubricating oil, determines the basic properties of the lubricating oil, and the additive can make up and improve the deficiency in the performance of the base oil, endows certain new performances and is an important component of the lubricating oil. The base oil is extracted from crude oil, and generally comprises alkanes (straight chain, branched chain, multi-branched chain), cycloalkanes (monocyclic, bicyclic, polycyclic), aromatics (monocyclic aromatics, polycyclic aromatics), naphthenic aromatics, oxygen-containing, nitrogen-containing and sulfur-containing organic compounds, and non-hydrocarbon compounds such as colloid, asphaltene and the like. The additive is reasonably added, so that the physical and chemical properties of the lubricating oil can be improved, new special performance is endowed to the lubricating oil, or certain performance originally possessed by the lubricating oil is enhanced, and higher requirements are met. The existing lubricating oil has complex components, high preparation cost and short service life, and can not completely meet the use requirement.
Disclosure of Invention
The invention aims to provide a catalyst containing GO/alpha-Fe2O3The special lubricating oil for the bearing can effectively solve the technical problems mentioned in the background technology.
The technical scheme adopted by the invention is as follows:
contains GO/alpha-Fe2O3The preparation method of the bearing lubricating oil made of the composite material comprises the following steps:
step 1: uniformly stirring and mixing poly-alpha-olefin, pentaerythritol and polyalkylene glycol to obtain base oil;
step 2: taking 20-50 mgFe2O3·H2Dissolving O in 50-100 ml of distilled water, continuously stirring, adding 50-100 ml of absolute ethyl alcohol and 50-100 mg of GO, carrying out ultrasonic treatment for 20-40 min, placing the uniform mixed solution in constant-temperature water at 100-140 ℃ for condensing and refluxing for 2h, and carrying out cleaning, impurity removal, drying and calcination procedures in sequence to obtain GO/alpha-Fe2O3A composite material;
and step 3: sequentially mixing 1-methyl-3-butylimidazole tetrafluoroborate and GO/alpha-Fe2O3The composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol salt, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, acrylate, vinyl ether copolymer and base oil are mixed and stirred uniformly to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil blends of composite materials.
And 4, step 4: under the condition of stirring, adding cholesterol into the mixture B, then heating to 80-90 ℃, and preserving heat for 2-5 hours; cooling to normal temperature to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil of composite material.
Further, the mass percentages of the poly-alpha-olefin, the pentaerythritol and the polyalkylene glycol in the step 1 are (0.001-60%): (0.001-40%): (0.001% -20%).
Further, in the step 3, 1-methyl-3-butylimidazolium tetrafluoroborate, GO/alpha-Fe2O3The composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, dimethyl silicone oil and base oil in percentage by mass (0.001-70%): (0.001-80%): (0.001-25%): (0.001-25%): (0.001-15%): (0.001-20%): (0.001-20%): (0.001-10%), 0.001-25%, 0.001-15%, 0.001-20%, 0.001-15%: (0.001% -98%).
Further, in the step 2, the uniform mixed solution is placed in an electric heater at 100 DEG CCondensing and refluxing in a constant-temperature water bath kettle to ensure Fe2O3·H2And (4) carrying out isothermal hydrolysis on the O.
Further, in the step 2, the dried prepared sample is calcined in a muffle furnace at 350 ℃ for 2h to obtain brown GO/alpha-Fe2O3Powder samples.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
adding GO/alpha-Fe into bearing lubricating oil2O3In the friction process of the composite material, GO in the composite material preferentially forms a protective film on a friction interface due to a sheet structure, so that the shear stress is reduced; and GO/alpha-Fe2O3Surface alpha-Fe2O3The nano-rods play a role of a microscopic bearing on a friction interface, the friction mode is changed from sliding friction to rolling friction, and the friction loss of a friction dual surface is reduced, so that the friction coefficient of bearing lubricating oil is obviously reduced, the system stability of the bearing lubricating oil is kept, the bearing lubricating oil has better oxidation resistance, and the lubricating oil is used in the field of mechanical equipment, so that the mechanical abrasion can be obviously reduced, and the normal operation of a machine is ensured; the preparation method is simple and easy to implement and easy to popularize.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 shows that GO/alpha-Fe is contained in embodiment 1 of the present invention2O3A friction coefficient comparison test chart of the bearing lubricating oil and the base oil of the composite material;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of embodiments of the present application, generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
The present invention will be described in detail with reference to fig. 1.
Example 1:
contains GO/alpha-Fe2O3The preparation method of the bearing lubricating oil made of the composite material comprises the following steps:
step 1: uniformly stirring and mixing poly alpha-olefin, pentaerythritol and polyalkylene glycol in a mass fraction ratio of 3:2:1 to prepare base oil;
step 2: taking 50mgFe2O3·H2Dissolving O in 100ml distilled water, stirring to form uniform solution, adding 50ml anhydrous ethanol under continuous stirring, adding 50mg GO, performing ultrasonic treatment for 30min, placing the uniform mixed solution in 100 deg.C electric heating constant temperature water bath, and condensing and refluxing to ensure Fe2O3·H2O isothermal hydrolysis; after reacting for 2h, cooling to room temperature, repeatedly cleaning with distilled water and absolute ethyl alcohol for many times to remove impurities possibly remaining in the product, drying the final product in a vacuum drying oven at 60 ℃, calcining the dried prepared sample in a muffle furnace at 350 ℃ for 2h to obtain brown GO/alpha-Fe2O3A powder sample;
and step 3: 5 percent by mass: 0.5%: 1.8%: 5.3%: 3.7%: 2%: 3.8%: 0.7 percent, 0.5 percent, 0.06 percent, 1.3 percent and 0.002 percent: taking 1-methyl-3-butyl imidazole tetrafluoroborate and GO/alpha-Fe in sequence according to the proportion of the residual percent2O3The composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol salt, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, acrylate, vinyl ether copolymer and base oil are mixed and stirred uniformly to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil blends of composite materials.
And 4, step 4: under the condition of stirring, adding cholesterol into the mixture B, then heating to 80 ℃, and preserving heat for 2 hours; cooling to normal temperature to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil of composite material.
Example 2:
contains GO/alpha-Fe2O3The preparation method of the bearing lubricating oil made of the composite material comprises the following steps:
step 1: uniformly stirring and mixing poly alpha-olefin, pentaerythritol and polyalkylene glycol in a mass fraction ratio of 6:4:1 to prepare base oil;
step 2: taking 30mgFe2O3·H2Dissolving O in 70ml distilled water, stirring to form uniform solution, adding 60ml anhydrous ethanol under continuous stirring, then adding 60mgGO, performing ultrasonic treatment for 30min, placing the uniform mixed solution in 120 deg.C electric heating constant temperature water bath, and condensing and refluxing to ensure Fe2O3·H2O isothermal hydrolysis; after reacting for 2h, cooling to room temperature, repeatedly cleaning with distilled water and absolute ethyl alcohol for many times to remove impurities possibly remaining in the product, drying the final product in a vacuum drying oven at 60 ℃, calcining the dried prepared sample in a muffle furnace at 350 ℃ for 2h to obtain brown GO/alpha-Fe2O3A powder sample;
and step 3: the mass fraction ratio is 6%: 0.4%: 2.3%: 7.8%: 2.5%: 3%: 3.8%: 1.2 percent, 1.5 percent, 0.12 percent, 1.8 percent and 0.006 percent: taking 1-methyl-3-butyl imidazole tetrafluoroborate and GO/alpha-Fe in sequence according to the proportion of the residual percent2O3The composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol salt, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, acrylate, vinyl ether copolymer and base oil are mixed and stirred uniformly to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil blends of composite materials.
And 4, step 4: adding cholesterol into the mixture B under stirring, heating to 85 deg.C, and maintaining the temperature for 4 hrWhen the current is over; cooling to normal temperature to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil of composite material.
Example 3:
contains GO/alpha-Fe2O3The preparation method of the bearing lubricating oil made of the composite material comprises the following steps:
step 1: uniformly stirring and mixing poly alpha-olefin, pentaerythritol and polyalkylene glycol in a mass fraction ratio of 2:2:1 to prepare base oil;
step 2: taking 40mgFe2O3·H2Dissolving O in 80ml distilled water, stirring to form uniform solution, adding 50ml anhydrous ethanol under continuous stirring, adding 70mg GO, performing ultrasonic treatment for 30min, placing the uniform mixed solution in 120 deg.C electric heating constant temperature water bath, and condensing and refluxing to ensure Fe2O3·H2O isothermal hydrolysis; after reacting for 2h, cooling to room temperature, repeatedly cleaning with distilled water and absolute ethyl alcohol for many times to remove impurities possibly remaining in the product, drying the final product in a vacuum drying oven at 60 ℃, calcining the dried prepared sample in a muffle furnace at 350 ℃ for 2h to obtain brown GO/alpha-Fe2O3A powder sample;
and step 3: 3.6 percent according to mass fraction ratio: 0.8%: 4.5%: 6.5%: 0.89%: 2.5%: 2.3%: 5.2%: 0.3%: 0.07%: 1.22%: 0.003%: taking 1-methyl-3-butyl imidazole tetrafluoroborate and GO/alpha-Fe in sequence according to the proportion of the residual percent2O3The composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol salt, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, acrylate, vinyl ether copolymer and base oil are mixed and stirred uniformly to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil blends of composite materials.
And 4, step 4: under the condition of stirring, adding cholesterol into the mixture B, then heating to 90 ℃, and preserving heat for 5 hours; cooling to normal temperature to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil of composite material.
For the product containing GO/alpha-Fe obtained in example 12O3The friction coefficient test of the bearing lubricating oil and the base oil made of the composite material is carried out, the test result is shown in fig. 1, the friction coefficient of the lubricating oil is stabilized to be about 0.15, and the lubricating oil contains GO/alpha-Fe2O3The friction coefficient of the bearing lubricating oil of the composite material is about 0.12, which is reduced by about 20 percent compared with the friction coefficient of the bearing lubricating oil taking HC-8 lubricating oil as base oil, and the friction performance is obviously improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. Contains GO/alpha-Fe2O3The preparation method of the bearing lubricating oil made of the composite material is characterized by comprising the following steps:
step 1: uniformly stirring and mixing poly-alpha-olefin, pentaerythritol and polyalkylene glycol to obtain base oil;
step 2: taking 20-50 mgFe2O3·H2Dissolving O in 50-100 ml of distilled water, and holdingContinuously stirring, adding 50-100 ml of absolute ethyl alcohol and 50-100 mgGO, carrying out ultrasonic treatment for 20-40 min, placing the uniform mixed solution into 100-140 ℃ constant-temperature water, carrying out condensation reflux for 2h, and carrying out cleaning, impurity removal, drying and calcination procedures in sequence to obtain GO/alpha-Fe2O3A composite material;
and step 3: sequentially mixing 1-methyl-3-butylimidazole tetrafluoroborate and GO/alpha-Fe2O3The composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol salt, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, acrylate, vinyl ether copolymer and base oil are mixed and stirred uniformly to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil blends of composite materials.
And 4, step 4: under the condition of stirring, adding cholesterol into the mixture B, then heating to 80-90 ℃, and preserving heat for 2-5 hours; cooling to normal temperature to obtain the product containing GO/alpha-Fe2O3Bearing lubricating oil of composite material.
2. The GO/alpha-Fe-containing composition of claim 1, wherein the GO/alpha-Fe-containing composition is selected from the group consisting of2O3The preparation method of the bearing lubricating oil made of the composite material is characterized in that the mass percentages of the poly-alpha-olefin, the pentaerythritol and the polyalkylene glycol in the step 1 are (0.001% -60%): (0.001-40%): (0.001% -20%).
3. The GO/alpha-Fe-containing composition of claim 1, wherein the GO/alpha-Fe-containing composition is selected from the group consisting of2O3The preparation method of the bearing lubricating oil made of the composite material is characterized in that 1-methyl-3-butylimidazolium tetrafluoroborate and GO/alpha-Fe in the step 32O3The composite material, magnesium naphthenate, polyisobutylene succinimide, zinc thiophosphoryl alkylphenol, tricresyl phosphate, ethylene glycol oleate, diphenol propane, polymethacrylate, zinc naphthenate, poly alpha-olefin, dimethyl silicone oil and base oil in percentage by mass (0.001-70%): (0.001-80%): (0.001-25%): (0.001-25%): (0.001-15%): (0.001％～20％)：(0.001％～20％)：(0.001％～10％)∶(0.001％～25％)∶(0.001％～15％)∶(0.001％～20％)∶(0.001％～15％)：(0.001％～98％)。
4. The GO/alpha-Fe-containing composition of claim 1, wherein the GO/alpha-Fe-containing composition is selected from the group consisting of2O3The preparation method of the bearing lubricating oil of the composite material is characterized in that in the step 2, the uniform mixed solution is placed in an electric heating constant-temperature water bath kettle at 100 ℃ for condensation and reflux to ensure Fe2O3·H2And (4) carrying out isothermal hydrolysis on the O.
5. The GO/alpha-Fe-containing composition of claim 1, wherein the GO/alpha-Fe-containing composition is selected from the group consisting of2O3The preparation method of the bearing lubricating oil made of the composite material is characterized in that in the step 2, the dried prepared sample is calcined in a muffle furnace at 350 ℃ for 2h to obtain brown GO/alpha-Fe2O3Powder samples.
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| US20210002579A1 (en) * | 2017-02-09 | 2021-01-07 | Uchicago Argonne, Llc | Low friction wear resistant graphene films |
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