CN113831951A - Wear-resistant lubricating oil and preparation method thereof - Google Patents
Wear-resistant lubricating oil and preparation method thereof Download PDFInfo
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- CN113831951A CN113831951A CN202111286996.3A CN202111286996A CN113831951A CN 113831951 A CN113831951 A CN 113831951A CN 202111286996 A CN202111286996 A CN 202111286996A CN 113831951 A CN113831951 A CN 113831951A
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- 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
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- 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
- C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
- C10M141/08—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
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- 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
- C10M177/00—Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
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- 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
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- 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
- C10M2201/087—Boron oxides, acids or salts
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- 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
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/022—Ethene
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- 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
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/024—Propene
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- 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
- C10M2207/28—Esters
- C10M2207/287—Partial esters
- C10M2207/289—Partial esters containing free hydroxy groups
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- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/086—Imides
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- 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
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/02—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds
- C10M2219/022—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds of hydrocarbons, e.g. olefines
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- 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
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
- C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
- C10M2219/066—Thiocarbamic type compounds
- C10M2219/068—Thiocarbamate metal salts
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- 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
- C10N2030/04—Detergent property or dispersant property
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- 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
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- 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
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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- 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
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
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- 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
- C10N2030/64—Environmental friendly compositions
Abstract
The invention relates to the technical field related to lubricating oil preparation, and discloses wear-resistant lubricating oil and a preparation method thereof, wherein the wear-resistant lubricating oil comprises the following raw materials in parts by weight: 100-120 parts of base oil, 5-10 parts of wear-resisting agent, 1-2 parts of pour point depressant, 1-3 parts of antioxidant preservative, 0.2-0.6 part of antifoaming agent, 5-10 parts of lubricating oil composite additive and 0.1-0.5 part of ashless dispersant, wherein the wear-resisting agent is prepared by mixing sulfurized isobutylene, sodium metaborate, potassium metaborate and nano-graphene. The wear-resistant lubricating oil and the preparation method thereof can effectively delay the service life of the lubricating oil, improve the comprehensive use performance of the lubricating oil, increase the wear resistance of the lubricating oil, enable the distribution of the wear-resistant agent in the base liquid to be more uniform and finer, effectively improve the dispersion performance of the wear-resistant agent in the base oil, effectively avoid the lubricating oil from settling and reduce the pollution of the lubricating oil to the environment.
Description
Technical Field
The invention relates to the technical field related to lubricating oil preparation, in particular to wear-resistant lubricating oil and a preparation method thereof.
Background
Lubricating oils are generally composed of two parts, a base oil and additives. The base oil is the main component of the lubricating oil, the basic property of the lubricating oil is determined, the additive can make up and improve the deficiency of the base oil in performance, and endow certain new performance, and is an important component of the lubricating oil, the lubricating oil is a liquid or semisolid lubricating agent which is used on various types of mechanical equipment to reduce friction and protect machinery and workpieces, and mainly plays roles of lubrication, cooling, rust prevention, cleaning, sealing, buffering and the like, but the lubricating effect of the existing lubricating oil is relatively weakened after long-term use, so that the cooperative wear between mechanical structures is increased, and the actual requirements of the mechanical equipment in production cannot be met, therefore, the inventor designs an anti-wear lubricating oil and a preparation method thereof, and solves the technical problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides wear-resistant lubricating oil and a preparation method thereof, which have the advantages of increasing the lubricating property of the lubricating oil on equipment structures and solve the problem that the lubricating effect of the lubricating oil is weakened after the lubricating oil is used for a long time.
(II) technical scheme
The invention provides the following technical scheme: the wear-resistant lubricating oil comprises the following raw materials in parts by weight: 100-120 parts of base oil, 5-10 parts of wear-resisting agent, 1-2 parts of pour point depressant, 1-3 parts of antioxidant preservative, 0.2-0.6 part of anti-foaming agent, 5-10 parts of lubricating oil composite additive and 0.1-0.5 part of ashless dispersant.
Preferably, the wear-resisting agent is prepared by mixing sulfurized isobutylene, sodium metaborate, potassium metaborate and nano-graphene.
Preferably, a mixture of n-octadecyl beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate, zinc dialkyldithiocarbamate, molybdenum dialkyldithiocarbamate and antimony dialkyldithiocarbamate is used.
Preferably, the lubricating oil additive package uses a mixture of lubricating oil additive 8166B and an ethylene propylene copolymer type viscosity index improver.
Preferably, the ashless dispersant is a mixture of polyisobutylene bis-succinimide and polyisobutylene polysuccinimide.
The invention aims to solve another technical problem of providing wear-resistant lubricating oil and a preparation method thereof, wherein the preparation method comprises the following steps:
1) weighing the raw materials in parts by weight;
2) putting the wear-resistant agent raw material obtained in the step 1) into a grinder for grinding and mixing, wherein the grinding time of the mixture is 1-2H until a mixture with an applicable particle size is obtained, and the particle mesh number of the wear-resistant agent is 2-6 um;
3) grinding and mixing the raw materials of the antioxidant preservative in the step 1) in a grinder for 2-3H until a mixture with a proper particle size is obtained, wherein the particle mesh number of the wear-resistant agent is 2-5 um;
4) and putting the lubricating oil composite additive raw material obtained in the step 1) into high-temperature stirring equipment for mixing and stirring, and putting the wear-resisting agent and the antioxidant preservative obtained in the steps 2) and 3) into the high-temperature stirring equipment, wherein the stirring temperature range is 120-150 ℃, and the stirring time is 2-3H, so as to obtain a mixture A. After mixing and stirring are finished, preserving heat for 3-5H at the temperature of 50-60 ℃;
5) putting the ashless dispersant, the antifoaming agent, the pour point depressant and the base oil into a high-temperature reaction kettle for high-temperature mixing and stirring, wherein the stirring temperature range is 80-120 ℃, and the stirring time is 1-2H, so as to obtain a mixture B;
6) mixing the mixture A obtained in the step 4) and the mixture B obtained in the step 5), stirring the mixture A and the mixture B in a high-temperature reaction kettle at the mixing and stirring temperature of 180-200 ℃ for 3-5H, and naturally cooling the mixture A and the mixture B to obtain the wear-resistant lubricating oil.
(III) advantageous effects
Compared with the prior art, the invention provides wear-resistant lubricating oil and a preparation method thereof, and the wear-resistant lubricating oil has the following beneficial effects:
the wear-resistant lubricating oil and the preparation method thereof have the advantages that the anti-oxidation preservative is added into the lubricating oil, the anti-aging and anti-oxidation performance is excellent, the service life of the lubricating oil can be effectively prolonged, the comprehensive use performance of the lubricating oil is improved, the wear-resistant agent prepared by mixing the sulfurized isobutylene, the sodium metaborate, the potassium metaborate and the nano-graphene is adopted, the lubricating oil and the metal surface generate a chemical reaction film in a chemical reaction manner, the lubricating effect is realized, the metal surface is prevented from being scratched, the wear resistance of the lubricating oil is improved, the distribution of the wear-resistant agent in the base liquid is more uniform and fine, the dispersibility of the wear-resistant agent in the base oil can be effectively improved, the lubricating oil is effectively prevented from being settled, and the pollution of the lubricating oil to the environment is reduced.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 of the 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.
The first embodiment is as follows:
1) weighing the raw materials in parts by weight;
2) putting the wear-resistant agent raw material obtained in the step 1) into a grinder for grinding and mixing, wherein the grinding time of the mixture is 1H until a mixture with an applicable particle size is obtained, and the particle mesh number of the wear-resistant agent is 2 um;
3) grinding and mixing the raw materials of the antioxidant preservative in the step 1) in a grinder for 2H until a mixture with an appropriate particle size is obtained, wherein the particle mesh number of the wear-resistant agent is 2 um;
4) and putting the raw materials of the lubricating oil composite additive in the step 1) into high-temperature stirring equipment for mixing and stirring, and putting the wear-resisting agent and the antioxidant preservative obtained in the steps 2) and 3) into the high-temperature stirring equipment, wherein the stirring temperature range is 120 ℃, and the stirring time is 2H, so as to obtain a mixture A. After the mixing and stirring are finished, preserving the heat for 3H at the temperature of 50 ℃;
5) putting the ashless dispersant, the antifoaming agent, the pour point depressant and the base oil into a high-temperature reaction kettle, and mixing and stirring at the high temperature of 80 ℃ for 1H to obtain a mixture B;
6) mixing the mixture A obtained in the step 4) and the mixture B obtained in the step 5), stirring the mixture in a high-temperature reaction kettle at the mixing and stirring temperature of 180 ℃ for 3H, and naturally cooling the mixture to obtain the wear-resistant lubricating oil.
Example two:
1) weighing the raw materials in parts by weight;
2) putting the wear-resistant agent raw material obtained in the step 1) into a grinder for grinding and mixing, wherein the grinding time of the mixture is 1H until a mixture with an applicable particle size is obtained, and the particle mesh number of the wear-resistant agent is 3 um;
3) grinding and mixing the raw materials of the antioxidant preservative in the step 1) in a grinder for 2-3H until a mixture with a proper particle size is obtained, wherein the grain size of the anti-oxidant preservative is 3 mu m;
4) and putting the raw materials of the lubricating oil composite additive in the step 1) into high-temperature stirring equipment for mixing and stirring, and putting the wear-resisting agent and the antioxidant preservative obtained in the steps 2) and 3) into the high-temperature stirring equipment, wherein the stirring temperature range is 125 ℃, and the stirring time is 2.5H, so as to obtain a mixture A. After the mixing and stirring are finished, preserving the heat for 3H at the temperature of 55 ℃;
5) putting the ashless dispersant, the antifoaming agent, the pour point depressant and the base oil into a high-temperature reaction kettle, and mixing and stirring at the high temperature of 90 ℃ for 1.5H to obtain a mixture B;
6) mixing the mixture A obtained in the step 4) and the mixture B obtained in the step 5), stirring the mixture in a high-temperature reaction kettle at the mixing and stirring temperature of 190 ℃ for 3.5H, and naturally cooling the mixture to obtain the wear-resistant lubricating oil.
Example three:
1) weighing the raw materials in parts by weight;
2) putting the wear-resistant agent raw material obtained in the step 1) into a grinder for grinding and mixing, wherein the grinding time of the mixture is 1.5H until a mixture with an applicable particle size is obtained, and the particle mesh number of the wear-resistant agent is 4 um;
3) grinding and mixing the raw materials of the antioxidant preservative in the step 1) in a grinder for 2.5H until a mixture with a proper particle size is obtained, wherein the particle mesh number of the wear-resistant agent is 4 um;
4) and putting the raw materials of the lubricating oil composite additive in the step 1) into high-temperature stirring equipment for mixing and stirring, and putting the wear-resisting agent and the antioxidant preservative obtained in the steps 2) and 3) into the high-temperature stirring equipment, wherein the stirring temperature range is 130 ℃, and the stirring time is 3H, so as to obtain a mixture A. After the mixing and stirring are finished, preserving the heat for 5H at the temperature of 55 ℃;
5) putting the ashless dispersant, the antifoaming agent, the pour point depressant and the base oil into a high-temperature reaction kettle, and mixing and stirring at the high temperature of 100 ℃ for 2H to obtain a mixture B;
6) mixing the mixture A obtained in the step 4) and the mixture B obtained in the step 5), stirring the mixture in a high-temperature reaction kettle at the mixing and stirring temperature of 200 ℃ for 4H, and naturally cooling the mixture to obtain the wear-resistant lubricating oil.
The invention has the beneficial effects that:
the wear-resisting agent prepared by mixing the sulfurized isobutylene, the sodium metaborate, the potassium metaborate and the nano-graphene is adopted, so that the lubricating oil and the metal surface have a chemical reaction to generate a chemical reaction film, a lubricating effect is achieved, the metal surface is prevented from being scratched, the wear resistance of the lubricating oil is improved, the graphene is more uniformly and finely distributed in the base liquid, the dispersion performance of the graphene in the base oil can be effectively improved, the lubricating oil is effectively prevented from settling, and the pollution of the lubricating oil to the environment is reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The wear-resistant lubricating oil and the preparation method thereof are characterized by comprising the following raw materials in parts by weight: 100-120 parts of base oil, 5-10 parts of wear-resisting agent, 1-2 parts of pour point depressant, 1-3 parts of antioxidant preservative, 0.2-0.6 part of anti-foaming agent, 5-10 parts of lubricating oil composite additive and 0.1-0.5 part of ashless dispersant.
2. The antiwear lubricating oil of claim 1, wherein the antiwear agent is made from a mixture of sulfurized isobutylene, sodium metaborate, potassium metaborate, and nanographene.
3. The antiwear lubricating oil of claim 1, wherein the antioxidant preservative is a mixture of n-octadecyl beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate, zinc dialkyldithiocarbamate, molybdenum dialkyldithiocarbamate and antimony dialkyldithiocarbamate.
4. The anti-wear lubricating oil of claim 1, wherein the lubricating oil additive package comprises a mixture of a lubricating oil additive 8166B and an ethylene propylene copolymer type viscosity index improver.
5. The antiwear lubricating oil of claim 1, wherein the ashless dispersant is a mixture of polyisobutylene bis-succinimide and polyisobutylene poly-succinimide.
6. The wear-resistant lubricating oil and the preparation method thereof are characterized by comprising the following steps:
1) weighing the raw materials in parts by weight;
2) putting the wear-resistant agent raw material obtained in the step 1) into a grinder for grinding and mixing, wherein the grinding time of the mixture is 1-2H until a mixture with an applicable particle size is obtained, and the particle mesh number of the wear-resistant agent is 2-6 um;
3) grinding and mixing the raw materials of the antioxidant preservative in the step 1) in a grinder for 2-3H until a mixture with a proper particle size is obtained, wherein the particle mesh number of the wear-resistant agent is 2-5 um;
4) placing the lubricating oil composite additive raw material obtained in the step 1) into high-temperature stirring equipment for mixing and stirring, and placing the wear-resisting agent and the antioxidant preservative obtained in the steps 2) and 3) into the high-temperature stirring equipment, wherein the stirring temperature range is 120-150 ℃, and the stirring time is 2-3H, so as to obtain a mixture A;
5) putting the ashless dispersant, the antifoaming agent, the pour point depressant and the base oil into a high-temperature reaction kettle for high-temperature mixing and stirring, wherein the stirring temperature range is 80-120 ℃, and the stirring time is 1-2H, so as to obtain a mixture B;
6) mixing the mixture A obtained in the step 4) and the mixture B obtained in the step 5), stirring the mixture in a high-temperature reaction kettle at the temperature of 180-.
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| CN202111286996.3A CN113831951A (en) | 2021-11-02 | 2021-11-02 | Wear-resistant lubricating oil and preparation method thereof |
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| CN202111286996.3A CN113831951A (en) | 2021-11-02 | 2021-11-02 | Wear-resistant lubricating oil and preparation method thereof |
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2021
- 2021-11-02 CN CN202111286996.3A patent/CN113831951A/en active Pending
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| CN105754687A (en) * | 2016-03-10 | 2016-07-13 | 吴其增 | Active nano high-abrasion-resistance lubricating oil and preparation method thereof |
| US20210079312A1 (en) * | 2017-12-14 | 2021-03-18 | University Of North Texas | Liquid and semisolid lubricant compositions, methods of making, and uses thereof |
| US20210062106A1 (en) * | 2018-01-23 | 2021-03-04 | Evonik Operations Gmbh | Polymeric-inorganic nanoparticle compositions, manufacturing process thereof and their use as lubricant additives |
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Application publication date: 20211224 |