CN112300857A - Preparation method of wear-resistant lubricating oil - Google Patents
Preparation method of wear-resistant lubricating oil Download PDFInfo
- Publication number
- CN112300857A CN112300857A CN202011298306.1A CN202011298306A CN112300857A CN 112300857 A CN112300857 A CN 112300857A CN 202011298306 A CN202011298306 A CN 202011298306A CN 112300857 A CN112300857 A CN 112300857A
- Authority
- CN
- China
- Prior art keywords
- powder
- base oil
- lubricating oil
- grinding
- wear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 239000002199 base oil Substances 0.000 claims abstract description 45
- 239000000843 powder Substances 0.000 claims abstract description 41
- 238000002156 mixing Methods 0.000 claims abstract description 35
- 238000000227 grinding Methods 0.000 claims abstract description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 31
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000012286 potassium permanganate Substances 0.000 claims abstract description 19
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 15
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 15
- 150000002148 esters Chemical class 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 14
- 238000003756 stirring Methods 0.000 claims abstract description 14
- 239000010439 graphite Substances 0.000 claims abstract description 11
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 238000000967 suction filtration Methods 0.000 claims abstract description 7
- 238000005406 washing Methods 0.000 claims abstract description 7
- 239000002480 mineral oil Substances 0.000 claims description 8
- 235000010446 mineral oil Nutrition 0.000 claims description 8
- 239000000314 lubricant Substances 0.000 description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 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
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
- C10M169/04—Mixtures of base-materials and additives
-
- 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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/04—Elements
- C10M2201/041—Carbon; Graphite; Carbon black
-
- 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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/08—Inorganic acids or salts thereof
-
- 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/021—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
-
- 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/40—Fatty vegetable or animal oils
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The invention discloses a preparation method of wear-resistant lubricating oil; relates to the technical field of lubricating oil, comprising the following steps: (1) crushing graphite to obtain graphite powder; (2) uniformly mixing graphite powder and ethanol, then adding the mixture into a grinding machine for grinding, and drying to obtain grinding powder; (3) placing the grinding powder in a potassium permanganate solution, stirring and reacting for 30min at 80-89 ℃, then performing suction filtration, washing and drying to constant weight to obtain reaction powder; (4) mixing base oil and rosin ester, and stirring at a rotating speed of 500r/min to obtain mixed base oil; (5) uniformly dispersing the reaction powder into the mixed base oil to obtain the wear-resistant lubricating oil; the wear-resistant lubricating oil prepared by the method has excellent wear resistance, and the wear resistance of the lubricating oil can be greatly improved by treating the graphite to a certain degree and then mixing the graphite with the mixed base oil.
Description
Technical Field
The invention belongs to the technical field of lubricating oil, and particularly relates to a preparation method of wear-resistant lubricating oil.
Background
The lubricant is made by mixing a base oil and an additive, about 95% of the base oil being a mineral oil derived from petroleum. The mineral lubricant has poor biodegradability, soil can be directly polluted when the mineral lubricant runs off in the environment, 1kg of petroleum-based lubricant can pollute 1000000L of water, and meanwhile, due to the gradual reduction and non-regenerability of the mineral oil, the development of environment-friendly lubricants is imperative. Vegetable oil-based lubricants, known as "biolubricants," are biodegradable, renewable, non-toxic, and, in addition, have a variety of performance advantages, such as good lubricity, high viscosity index, high flash point, and the like.
The existing lubricating oil has poor wear resistance, and after long-time work, the lubricating property of the lubricating oil is greatly reduced, so that part of normal work is influenced.
Disclosure of Invention
The invention aims to provide a preparation method of wear-resistant lubricating oil, which aims to overcome the defects in the prior art.
The technical scheme adopted by the invention is as follows:
a preparation method of wear-resistant lubricating oil comprises the following steps:
(1) crushing graphite to obtain graphite powder;
(2) uniformly mixing graphite powder and ethanol, then adding the mixture into a grinding machine for grinding, and drying to obtain grinding powder;
(3) placing the grinding powder in a potassium permanganate solution, stirring and reacting for 30min at 80-89 ℃, then performing suction filtration, washing and drying to constant weight to obtain reaction powder;
(4) mixing base oil and rosin ester, and stirring at a rotating speed of 500r/min to obtain mixed base oil;
(5) and (3) uniformly dispersing the reaction powder into the mixed base oil to obtain the wear-resistant lubricating oil.
As a further technical scheme: the mixing mass ratio of the graphite powder to the ethanol is 3: 1-1.5.
As a further technical scheme: the mixing mass ratio of the grinding powder to the potassium permanganate solution is 1: 3.
As a further technical scheme: the mass fraction of the potassium permanganate solution is 5%.
As a further technical scheme: the base oil is mineral oil.
As a further technical scheme: the mass ratio of the base oil to the rosin ester is 12: 1-1.5.
As a further technical scheme: the mixing mass ratio of the reaction powder to the mixed base oil is 2.2-3.5: 60.
Has the advantages that:
the wear-resistant lubricating oil prepared by the method has excellent wear resistance, the wear resistance of the lubricating oil can be greatly improved by treating the graphite to a certain degree and then mixing the graphite with the mixed base oil, the dispersibility of the base oil can be remarkably improved by carrying out composite treatment on the base oil and the rosin ester, particularly, the performance of a bonding interface between the rosin ester and the reaction powder is greatly improved, and therefore, the service life of the wear-resistant lubricating oil prepared by the method is greatly prolonged.
Detailed Description
A preparation method of wear-resistant lubricating oil comprises the following steps:
(1) crushing graphite to obtain graphite powder;
(2) uniformly mixing graphite powder and ethanol, then adding the mixture into a grinding machine for grinding, and drying to obtain grinding powder;
(3) placing the grinding powder in a potassium permanganate solution, stirring and reacting for 30min at 80-89 ℃, then performing suction filtration, washing and drying to constant weight to obtain reaction powder;
(4) mixing base oil and rosin ester, and stirring at a rotating speed of 500r/min to obtain mixed base oil;
(5) and (3) uniformly dispersing the reaction powder into the mixed base oil to obtain the wear-resistant lubricating oil.
As a further technical scheme: the mixing mass ratio of the graphite powder to the ethanol is 3: 1-1.5.
As a further technical scheme: the mixing mass ratio of the grinding powder to the potassium permanganate solution is 1: 3.
As a further technical scheme: the mass fraction of the potassium permanganate solution is 5%.
As a further technical scheme: the base oil is mineral oil.
As a further technical scheme: the mass ratio of the base oil to the rosin ester is 12: 1-1.5.
As a further technical scheme: the mixing mass ratio of the reaction powder to the mixed base oil is 2.2-3.5: 60.
The following will clearly and completely describe the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A preparation method of wear-resistant lubricating oil comprises the following steps:
(1) crushing graphite to obtain graphite powder;
(2) uniformly mixing graphite powder and ethanol, then adding the mixture into a grinding machine for grinding, and drying to obtain grinding powder;
(3) placing the grinding powder in a potassium permanganate solution, stirring and reacting for 30min at 80 ℃, then performing suction filtration, washing and drying to constant weight to obtain reaction powder;
(4) mixing base oil and rosin ester, and stirring at a rotating speed of 500r/min to obtain mixed base oil;
(5) and (3) uniformly dispersing the reaction powder into the mixed base oil to obtain the wear-resistant lubricating oil.
As a further technical scheme: the mixing mass ratio of the graphite powder to the ethanol is 3:1.
As a further technical scheme: the mixing mass ratio of the grinding powder to the potassium permanganate solution is 1: 3.
As a further technical scheme: the mass fraction of the potassium permanganate solution is 5%.
As a further technical scheme: the base oil is mineral oil.
As a further technical scheme: the mass ratio of the base oil to the rosin ester is 12:1.
As a further technical scheme: the mixing mass ratio of the reaction powder to the mixed base oil is 2.2: 60.
Example 2
A preparation method of wear-resistant lubricating oil comprises the following steps:
(1) crushing graphite to obtain graphite powder;
(2) uniformly mixing graphite powder and ethanol, then adding the mixture into a grinding machine for grinding, and drying to obtain grinding powder;
(3) placing the grinding powder in a potassium permanganate solution, stirring and reacting for 30min at 89 ℃, then performing suction filtration, washing and drying to constant weight to obtain reaction powder;
(4) mixing base oil and rosin ester, and stirring at a rotating speed of 500r/min to obtain mixed base oil;
(5) and (3) uniformly dispersing the reaction powder into the mixed base oil to obtain the wear-resistant lubricating oil.
As a further technical scheme: the mixing mass ratio of the graphite powder to the ethanol is 3: 1.5.
As a further technical scheme: the mixing mass ratio of the grinding powder to the potassium permanganate solution is 1: 3.
As a further technical scheme: the mass fraction of the potassium permanganate solution is 5%.
As a further technical scheme: the base oil is mineral oil.
As a further technical scheme: the mass ratio of the base oil to the rosin ester is 12: 1.5.
As a further technical scheme: the mixing mass ratio of the reaction powder to the mixed base oil is 3.5: 60.
Example 3
A preparation method of wear-resistant lubricating oil comprises the following steps:
(1) crushing graphite to obtain graphite powder;
(2) uniformly mixing graphite powder and ethanol, then adding the mixture into a grinding machine for grinding, and drying to obtain grinding powder;
(3) placing the grinding powder in a potassium permanganate solution, stirring and reacting for 30min at 82 ℃, then performing suction filtration, washing and drying to constant weight to obtain reaction powder;
(4) mixing base oil and rosin ester, and stirring at a rotating speed of 500r/min to obtain mixed base oil;
(5) and (3) uniformly dispersing the reaction powder into the mixed base oil to obtain the wear-resistant lubricating oil.
As a further technical scheme: the mixing mass ratio of the graphite powder to the ethanol is 3: 1.2.
As a further technical scheme: the mixing mass ratio of the grinding powder to the potassium permanganate solution is 1: 3.
As a further technical scheme: the mass fraction of the potassium permanganate solution is 5%.
As a further technical scheme: the base oil is mineral oil.
As a further technical scheme: the mass ratio of the base oil to the rosin ester is 12: 1.4.
As a further technical scheme: the mixing mass ratio of the reaction powder to the mixed base oil is 2.8: 60.
Example 1 the lubricating oil has a viscosity reduction of less than 5% after a 2 hour wear test;
example 2 the lubricating oil has a viscosity reduction of less than 5% after a 2 hour wear test;
example 3 the lubricating oil was subjected to a 2 hour wear test and had a viscosity reduction of less than 5%.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the present invention is not limited to the illustrated embodiments, and all the modifications and equivalents of the embodiments may be made without departing from the spirit of the present invention.
Claims (7)
1. The preparation method of the wear-resistant lubricating oil is characterized by comprising the following steps:
(1) crushing graphite to obtain graphite powder;
(2) uniformly mixing graphite powder and ethanol, then adding the mixture into a grinding machine for grinding, and drying to obtain grinding powder;
(3) placing the grinding powder in a potassium permanganate solution, stirring and reacting for 30min at 80-89 ℃, then performing suction filtration, washing and drying to constant weight to obtain reaction powder;
(4) mixing base oil and rosin ester, and stirring at a rotating speed of 500r/min to obtain mixed base oil;
(5) and (3) uniformly dispersing the reaction powder into the mixed base oil to obtain the wear-resistant lubricating oil.
2. The method of claim 1, wherein the method comprises the steps of: the mixing mass ratio of the graphite powder to the ethanol is 3: 1-1.5.
3. The method of claim 1, wherein the method comprises the steps of: the mixing mass ratio of the grinding powder to the potassium permanganate solution is 1: 3.
4. The method of claim 1, wherein the method comprises the steps of: the mass fraction of the potassium permanganate solution is 5%.
5. The method of claim 1, wherein the method comprises the steps of: the base oil is mineral oil.
6. The method of claim 1, wherein the method comprises the steps of: the mass ratio of the base oil to the rosin ester is 12: 1-1.5.
7. The method of claim 1, wherein the method comprises the steps of: the mixing mass ratio of the reaction powder to the mixed base oil is 2.2-3.5: 60.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011298306.1A CN112300857A (en) | 2020-11-19 | 2020-11-19 | Preparation method of wear-resistant lubricating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011298306.1A CN112300857A (en) | 2020-11-19 | 2020-11-19 | Preparation method of wear-resistant lubricating oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112300857A true CN112300857A (en) | 2021-02-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011298306.1A Pending CN112300857A (en) | 2020-11-19 | 2020-11-19 | Preparation method of wear-resistant lubricating oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112300857A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2333119C1 (en) * | 2007-01-29 | 2008-09-10 | Михаил Иванович Баженов | Method of reducing wear of rails and locomotive wheel flanges |
| CN104386679A (en) * | 2014-11-13 | 2015-03-04 | 苏州经贸职业技术学院 | Method for preparing graphene oxide and graphene |
| CN105969479A (en) * | 2016-03-22 | 2016-09-28 | 福建翔丰华新能源材料有限公司 | Preparation method of highly wear-resistant anti-oxidation graphite material for lubricating oil |
| CN107794111A (en) * | 2016-08-29 | 2018-03-13 | 镇江佳鑫精工设备有限公司 | A kind of graphite lubrication coating for being used for machinery |
| CN107974331A (en) * | 2017-11-03 | 2018-05-01 | 江苏恒惠食品有限公司 | A kind of graphite lubricating oil (GLO) |
| CN108192715A (en) * | 2018-01-24 | 2018-06-22 | 深圳市瑞世兴科技有限公司 | A kind of magnesium alloy cutting fluid containing colloidal particles and preparation method thereof |
-
2020
- 2020-11-19 CN CN202011298306.1A patent/CN112300857A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2333119C1 (en) * | 2007-01-29 | 2008-09-10 | Михаил Иванович Баженов | Method of reducing wear of rails and locomotive wheel flanges |
| CN104386679A (en) * | 2014-11-13 | 2015-03-04 | 苏州经贸职业技术学院 | Method for preparing graphene oxide and graphene |
| CN105969479A (en) * | 2016-03-22 | 2016-09-28 | 福建翔丰华新能源材料有限公司 | Preparation method of highly wear-resistant anti-oxidation graphite material for lubricating oil |
| CN107794111A (en) * | 2016-08-29 | 2018-03-13 | 镇江佳鑫精工设备有限公司 | A kind of graphite lubrication coating for being used for machinery |
| CN107974331A (en) * | 2017-11-03 | 2018-05-01 | 江苏恒惠食品有限公司 | A kind of graphite lubricating oil (GLO) |
| CN108192715A (en) * | 2018-01-24 | 2018-06-22 | 深圳市瑞世兴科技有限公司 | A kind of magnesium alloy cutting fluid containing colloidal particles and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| J.D. 李氏原著: "《新编简明无机化学》", 人民教育出版社 * |
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Application publication date: 20210202 |