CN112322372A - Lubricating oil with good friction performance and processing method - Google Patents
Lubricating oil with good friction performance and processing method Download PDFInfo
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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
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
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- 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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- 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
- C10M2201/06—Metal compounds
- C10M2201/065—Sulfides; Selenides; Tellurides
- C10M2201/066—Molybdenum sulfide
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- 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
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/126—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids monocarboxylic
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- 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
- C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
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- 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
- C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2213/06—Perfluoro polymers
- C10M2213/062—Polytetrafluoroethylene [PTFE]
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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
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
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- 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
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
- C10M2215/064—Di- and triaryl amines
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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
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/045—Metal containing thio derivatives
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- 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
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
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Abstract
The invention discloses a lubricating oil with good friction performance and a processing method thereof, and the formula comprises: the anti-corrosion antirust oil comprises base oil, an anti-foaming agent, an antioxidant, an anticorrosive agent, an antirust agent, an ashless dispersant, an anti-emulsifier, polytetrafluoroethylene, molybdenum disulfide, graphite and oleic acid, wherein the components in parts by weight are as follows: 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid.
Description
Technical Field
The invention relates to the technical field of lubricating oil, in particular to lubricating oil with good friction performance and a processing method thereof.
Background
The lubricating oil is a liquid or semisolid lubricating agent used on various types of automobiles and mechanical equipment to reduce friction and protect machines and workpieces, and mainly plays roles in lubrication, auxiliary cooling, rust prevention, cleaning, sealing, buffering and the like.
The lubricating oil is mainly applied between two objects which move relatively, and can reduce the friction and the abrasion caused by the contact of the two objects, so the anti-wear function of the lubricating oil is particularly important, however, most lubricating oil on the market has unobvious friction reducing and anti-wear performance, and cannot meet the requirements in the actual use process, meanwhile, some non-oil-soluble particles are added into the lubricating oil to be used as an anti-wear agent to increase the anti-wear property of the lubricating oil, but the particles have small diameter and are easy to agglomerate, so the anti-wear property of the lubricating oil is greatly reduced, and the particles and additives in the lubricating oil are not uniformly distributed in base oil, so the quality of the lubricating oil is different, and the effect of the lubricating oil is reduced.
Disclosure of Invention
The invention aims to provide lubricating oil with good friction performance and a processing method thereof, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a lubricating oil with good friction performance comprises the following components in percentage by weight: the anti-corrosion antirust oil comprises base oil, an anti-foaming agent, an antioxidant, an anticorrosive agent, an antirust agent, an ashless dispersant, an anti-emulsifier, polytetrafluoroethylene, molybdenum disulfide, graphite and oleic acid, wherein the components in parts by weight are as follows: 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid.
A processing method of lubricating oil with good friction performance comprises the following steps of firstly, preparing raw materials; step two, ball milling and grading; step three, mixing powder; step four, vacuum drying; step five, preparing the anti-friction agent; step six, high-speed shearing; step seven, mixing preparation; step eight, packaging and warehousing;
in the first step, 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid are weighed according to the parts by weight of the components;
in the second step, respectively putting 1-2 parts by weight of polytetrafluoroethylene, 0.5-0.8 part by weight of molybdenum disulfide and 0.1-1 part by weight of graphite weighed in the first step into a ball mill for ball milling and grading to obtain polytetrafluoroethylene powder, molybdenum disulfide powder and graphite powder, and respectively sieving the polytetrafluoroethylene powder, molybdenum disulfide powder and graphite powder through a 400-mesh vibrating screen to leave powder for later use;
in the third step, putting the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder which are graded and sieved in the second step into a magnetic stirrer for magnetic stirring, and uniformly mixing to obtain mixed powder for later use;
in the fourth step, the mixed powder obtained in the third step is put into a drying box to be dried for later use;
in the fifth step, the mixed powder dried in the fourth step is put into a stirring kettle, the temperature is raised to 120-150 ℃, 2-5 parts of oleic acid is slowly added while heating, and after uniform stirring, standing and heat preservation are carried out for 30-50min, so as to obtain the antifriction agent for later use;
in the sixth step, 150 parts of base oil and 3-5 parts of anti-emulsifying agent which are weighed in the first step are added into a high-shear emulsifying machine, and then the anti-grinding agent prepared in the fifth step is added into the high-shear emulsifying machine for high-speed shearing to obtain a mixed solution for later use;
in the seventh step, sequentially adding the mixed solution prepared in the sixth step, 3-6 parts of an antifoaming agent, 2-4 parts of an antioxidant, 1-5 parts of an anticorrosive agent, 2-6 parts of an antirust agent and 5-7 parts of an ashless dispersant weighed in the first step into a stirring tank, mixing and stirring, sealing and standing for 24-48 hours after uniform stirring to obtain the prepared lubricating oil;
and in the eighth step, the lubricating oil prepared in the seventh step is subjected to vacuum canning and then is placed into a warehouse for storage.
According to the technical scheme, the antioxidant is prepared by mixing two or more of alkylated diphenylamine, naphthylamine antioxidant, zinc dialkyl dithiophosphate and molybdenum dialkyl dithioformate.
According to the technical scheme, the ashless dispersant is formed by mixing one or more of succinimide, succinate and boride of the succinimide.
According to the technical scheme, in the second step, the ball mill is a conical ball mill, and the ball milling time of the polytetrafluoroethylene, the molybdenum disulfide and the graphite is 20-25 hours.
According to the technical scheme, in the third step, the rotating speed of the magnetic stirrer is 350-500r/min, and the stirring time is 30-40 min.
According to the technical scheme, in the fourth step, the temperature of the drying box is 70-90 ℃, and the drying time is 3-5 h.
According to the technical scheme, in the sixth step, the working rotating speed of the high-shear emulsifying machine is 2500-4500r/min, and the high-speed shearing time is 10-20 min.
According to the technical scheme, in the seventh step, the working temperature of the stirring tank is 70-80 ℃, the rotating speed of the stirring tank is 500-800r/min, and the stirring time is 2-3 h.
Compared with the prior art, the invention has the following beneficial effects:
1. the anti-wear agent is prepared by mixing the polytetrafluoroethylene, the molybdenum disulfide, the graphite and the oleic acid, and is added into the lubricating oil, so that the anti-wear and anti-wear properties of the lubricating oil are greatly enhanced.
2. According to the invention, the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder after ball milling are subjected to vacuum drying, so that the water contents of the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder are greatly reduced, the occurrence of powder agglomeration is avoided, and the uniform distribution of the powder is facilitated.
3. According to the invention, the powder is stirred by the magnetic stirrer, the friction reducing agent and the base oil are sheared at a high speed by the high-speed shearing machine, and the mixing and stirring are carried out by the stirring tank, so that the components of the lubricating oil are uniformly mixed through mixing and stirring for multiple times, the full mixing of the components is facilitated, the performance consistency of the lubricating oil is maintained, and the overall quality of the lubricating oil is facilitated to be improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a flow chart of the method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.
Referring to fig. 1, the present invention provides a technical solution:
example 1:
a lubricating oil with good friction performance comprises the following components in percentage by weight: the anti-corrosion antirust oil comprises base oil, an anti-foaming agent, an antioxidant, an anticorrosive agent, an antirust agent, an ashless dispersant, an anti-emulsifier, polytetrafluoroethylene, molybdenum disulfide, graphite and oleic acid, wherein the components in parts by weight are as follows: 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid, wherein the antioxidant is prepared by mixing two or more of alkylated diphenylamine, naphthylamine antioxidant, zinc dialkyl dithiophosphate and molybdenum dialkyl dithiocarbamate, and the ashless dispersant is prepared by mixing one or more of succinimide, succinate and boride of succinimide.
A processing method of lubricating oil with good friction performance comprises the following steps of firstly, preparing raw materials; step two, ball milling and grading; step three, mixing powder; step four, vacuum drying; step five, preparing the anti-friction agent; step six, high-speed shearing; step seven, mixing preparation; step eight, packaging and warehousing;
in the first step, 100 parts of base oil, 3 parts of anti-foaming agent, 2 parts of antioxidant, 1 part of anticorrosive agent, 2 parts of antirust agent, 5 parts of ashless dispersant, 3 parts of anti-emulsifier, 1 part of polytetrafluoroethylene, 0.5 part of molybdenum disulfide, 0.1 part of graphite and 2 parts of oleic acid are weighed according to the parts by weight of the components;
in the second step, 1 part by weight of polytetrafluoroethylene, 0.5 part by weight of molybdenum disulfide and 0.1 part by weight of graphite weighed in the first step are respectively put into a ball mill for ball milling and grading, the ball mill is a conical ball mill, the ball milling time of the polytetrafluoroethylene, the molybdenum disulfide and the graphite is 20-25 hours, polytetrafluoroethylene powder, molybdenum disulfide powder and graphite powder are obtained, and the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder are respectively sieved by a 400-mesh vibrating screen, and the powder is left for standby;
in the third step, the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder which are graded and sieved in the second step are put into a magnetic stirrer for magnetic stirring, the rotating speed of the magnetic stirrer is 350-500r/min, the stirring time is 30-40min, and mixed uniformly to obtain mixed powder for later use;
in the fourth step, the mixed powder obtained in the third step is put into a drying box for drying for later use, the temperature of the drying box is 70-90 ℃, and the drying time is 3-5 hours;
in the fifth step, the mixed powder dried in the fourth step is put into a stirring kettle, the temperature is raised to 120-150 ℃, 2 parts of oleic acid is slowly added while heating, and after uniform stirring, standing and heat preservation are carried out for 30-50min, so as to obtain the antifriction agent for later use;
in the sixth step, 100 parts of the base oil and 3 parts of the anti-emulsifier which are weighed in the first step are added into a high-shear emulsifying machine, then the anti-grinding agent prepared in the fifth step is added into the high-shear emulsifying machine for high-speed shearing, the working speed of the high-shear emulsifying machine is 2500-;
in the seventh step, sequentially adding the mixed solution prepared in the sixth step, 3 parts of anti-foaming agent, 2 parts of antioxidant, 1 part of anticorrosive agent, 2 parts of antirust agent and 5 parts of ashless dispersant weighed in the first step into a stirring tank, wherein the working temperature of the stirring tank is 70-80 ℃, the rotating speed of the stirring tank is 500-800r/min, the stirring time is 2-3h, mixing and stirring are carried out, and the mixture is sealed and kept stand for 24-48h after being uniformly stirred, so as to obtain the prepared lubricating oil;
and in the eighth step, the lubricating oil prepared in the seventh step is subjected to vacuum canning and then is placed into a warehouse for storage.
Example 2:
a lubricating oil with good friction performance comprises the following components in percentage by weight: the anti-corrosion antirust oil comprises base oil, an anti-foaming agent, an antioxidant, an anticorrosive agent, an antirust agent, an ashless dispersant, an anti-emulsifier, polytetrafluoroethylene, molybdenum disulfide, graphite and oleic acid, wherein the components in parts by weight are as follows: 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid, wherein the antioxidant is prepared by mixing two or more of alkylated diphenylamine, naphthylamine antioxidant, zinc dialkyl dithiophosphate and molybdenum dialkyl dithiocarbamate, and the ashless dispersant is prepared by mixing one or more of succinimide, succinate and boride of succinimide.
A processing method of lubricating oil with good friction performance comprises the following steps of firstly, preparing raw materials; step two, ball milling and grading; step three, mixing powder; step four, vacuum drying; step five, preparing the anti-friction agent; step six, high-speed shearing; step seven, mixing preparation; step eight, packaging and warehousing;
in the first step, 150 parts of base oil, 6 parts of anti-foaming agent, 4 parts of antioxidant, 5 parts of anticorrosive agent, 6 parts of antirust agent, 7 parts of ashless dispersant, 5 parts of anti-emulsifier, 2 parts of polytetrafluoroethylene, 0.8 part of molybdenum disulfide, 1 part of graphite and 5 parts of oleic acid are weighed according to the parts by weight of the components;
in the second step, 2 parts by weight of polytetrafluoroethylene, 0.8 part by weight of molybdenum disulfide and 1 part by weight of graphite weighed in the first step are respectively put into a ball mill for ball milling and grading, the ball mill is a conical ball mill, the ball milling time of the polytetrafluoroethylene, the molybdenum disulfide and the graphite is 20-25 hours, polytetrafluoroethylene powder, molybdenum disulfide powder and graphite powder are obtained, and the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder are respectively sieved through a 400-mesh vibrating screen, and the powder is left for standby;
in the third step, the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder which are graded and sieved in the second step are put into a magnetic stirrer for magnetic stirring, the rotating speed of the magnetic stirrer is 350-500r/min, the stirring time is 30-40min, and mixed uniformly to obtain mixed powder for later use;
in the fourth step, the mixed powder obtained in the third step is put into a drying box for drying for later use, the temperature of the drying box is 70-90 ℃, and the drying time is 3-5 hours;
in the fifth step, the mixed powder dried in the fourth step is put into a stirring kettle, the temperature is raised to 120-150 ℃, 5 parts of oleic acid is slowly added while heating, and after uniform stirring, standing and heat preservation are carried out for 30-50min, so as to obtain the antifriction agent for later use;
in the sixth step, 150 parts of base oil and 5 parts of anti-emulsifier which are weighed in the first step are added into a high-shear emulsifying machine, then the anti-grinding agent prepared in the fifth step is added into the high-shear emulsifying machine for high-speed shearing, the working speed of the high-shear emulsifying machine is 2500-;
in the seventh step, sequentially adding the mixed solution prepared in the sixth step, 6 parts of anti-foaming agent, 4 parts of antioxidant, 5 parts of anticorrosive agent, 6 parts of antirust agent and 7 parts of ashless dispersant weighed in the first step into a stirring tank, wherein the working temperature of the stirring tank is 70-80 ℃, the rotating speed of the stirring tank is 500-800r/min, the stirring time is 2-3h, mixing and stirring are carried out, and the mixture is sealed and kept stand for 24-48h after being uniformly stirred, so as to obtain the prepared lubricating oil;
and in the eighth step, the lubricating oil prepared in the seventh step is subjected to vacuum canning and then is placed into a warehouse for storage.
Example 3:
a lubricating oil with good friction performance comprises the following components in percentage by weight: the anti-corrosion antirust oil comprises base oil, an anti-foaming agent, an antioxidant, an anticorrosive agent, an antirust agent, an ashless dispersant, an anti-emulsifier, polytetrafluoroethylene, molybdenum disulfide, graphite and oleic acid, wherein the components in parts by weight are as follows: 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid, wherein the antioxidant is prepared by mixing two or more of alkylated diphenylamine, naphthylamine antioxidant, zinc dialkyl dithiophosphate and molybdenum dialkyl dithiocarbamate, and the ashless dispersant is prepared by mixing one or more of succinimide, succinate and boride of succinimide.
A processing method of lubricating oil with good friction performance comprises the following steps of firstly, preparing raw materials; step two, ball milling and grading; step three, mixing powder; step four, vacuum drying; step five, preparing the anti-friction agent; step six, high-speed shearing; step seven, mixing preparation; step eight, packaging and warehousing;
in the first step, 120 parts of base oil, 4 parts of anti-foaming agent, 3 parts of antioxidant, 3 parts of anticorrosive agent, 4 parts of antirust agent, 6 parts of ashless dispersant, 4 parts of anti-emulsifier, 1.5 parts of polytetrafluoroethylene, 0.6 part of molybdenum disulfide, 0.6 part of graphite and 2.5 parts of oleic acid are weighed according to the parts by weight of the components;
in the second step, 1.5 parts by weight of polytetrafluoroethylene, 0.6 parts by weight of molybdenum disulfide and 0.6 parts by weight of graphite weighed in the first step are respectively put into a ball mill for ball milling and grading, the ball mill is a conical ball mill, the ball milling time of the polytetrafluoroethylene, the molybdenum disulfide and the graphite is 20-25 hours, polytetrafluoroethylene powder, molybdenum disulfide powder and graphite powder are obtained, and the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder are respectively sieved by a 400-mesh vibrating screen, and the powder is left for later use;
in the third step, the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder which are graded and sieved in the second step are put into a magnetic stirrer for magnetic stirring, the rotating speed of the magnetic stirrer is 350-500r/min, the stirring time is 30-40min, and mixed uniformly to obtain mixed powder for later use;
in the fourth step, the mixed powder obtained in the third step is put into a drying box for drying for later use, the temperature of the drying box is 70-90 ℃, and the drying time is 3-5 hours;
in the fifth step, the mixed powder dried in the fourth step is put into a stirring kettle, the temperature is raised to 120-150 ℃, 2.5 parts of oleic acid is slowly added while heating, and after uniform stirring, standing and heat preservation are carried out for 30-50min, so as to obtain the antifriction agent for later use;
in the sixth step, 120 parts of the base oil and 4 parts of the anti-emulsifier which are weighed in the first step are added into a high-shear emulsifying machine, then the anti-grinding agent prepared in the fifth step is added into the high-shear emulsifying machine for high-speed shearing, the working speed of the high-shear emulsifying machine is 2500-;
in the seventh step, sequentially adding the mixed solution prepared in the sixth step, 4 parts of antifoaming agent, 3 parts of antioxidant, 3 parts of anticorrosive agent, 4 parts of antirust agent and 6 parts of ashless dispersant weighed in the first step into a stirring tank, wherein the working temperature of the stirring tank is 70-80 ℃, the rotating speed of the stirring tank is 500-800r/min, the stirring time is 2-3h, mixing and stirring are carried out, and the mixed solution is sealed and stands for 24-48h after being uniformly stirred, so as to obtain the prepared lubricating oil;
and in the eighth step, the lubricating oil prepared in the seventh step is subjected to vacuum canning and then is placed into a warehouse for storage.
The lubricating oils obtained in the above examples were compared and the results are shown in the following table:
| example 1 | Example 2 | Example 3 | Comparative example | |
| Air bubble | Bubble-free | Bubble-free | Bubble-free | With a small amount of bubbles |
| Colour(s) | Uniform and consistent color | Uniform and consistent color | Uniform and consistent color | Having a color difference |
Compared with the prior art, the invention has the following beneficial effects: according to the invention, polytetrafluoroethylene, molybdenum disulfide and graphite are subjected to ball milling and mixing, and are mixed and stirred with oleic acid to prepare the antifriction agent, so that the friction performance of lubricating oil is greatly improved, the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder are mixed and then are subjected to vacuum drying, the powder agglomeration phenomenon is avoided, the powder is favorably and uniformly distributed in the lubricating oil, the consistency of the lubricating performance is kept, meanwhile, a magnetic stirrer is respectively utilized to stir the powder in the preparation process, a stirring kettle is used for stirring and preparing the antifriction agent, a high-shear emulsification shearing machine and a stirring tank are used for mixing and stirring the lubricating oil, and the multiple batch stirring is favorable for fully mixing of all components, so that the overall quality of the lubricating oil is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A lubricating oil with good friction performance comprises the following components in percentage by weight: the base oil, antifoaming agent, antioxidant, anticorrosive agent, antirust agent, ashless dispersant, anti-emulsifier, poly tetrachloroethylene, molybdenum disulfide, graphite and oleic acid, and is characterized in that: the weight parts of the components are respectively as follows: 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid.
2. A processing method of lubricating oil with good friction performance comprises the following steps of firstly, preparing raw materials; step two, ball milling and grading; step three, mixing powder; step four, vacuum drying; step five, preparing the anti-friction agent; step six, high-speed shearing; step seven, mixing preparation; step eight, packaging and warehousing; the method is characterized in that:
in the first step, 100-150 parts of base oil, 3-6 parts of anti-foaming agent, 2-4 parts of antioxidant, 1-5 parts of anticorrosive agent, 2-6 parts of antirust agent, 5-7 parts of ashless dispersant, 3-5 parts of anti-emulsifier, 1-2 parts of polytetrafluoroethylene, 0.5-0.8 part of molybdenum disulfide, 0.1-1 part of graphite and 2-5 parts of oleic acid are weighed according to the parts by weight of the components;
in the second step, respectively putting 1-2 parts by weight of polytetrafluoroethylene, 0.5-0.8 part by weight of molybdenum disulfide and 0.1-1 part by weight of graphite weighed in the first step into a ball mill for ball milling and grading to obtain polytetrafluoroethylene powder, molybdenum disulfide powder and graphite powder, and respectively sieving the polytetrafluoroethylene powder, molybdenum disulfide powder and graphite powder through a 400-mesh vibrating screen to leave powder for later use;
in the third step, putting the polytetrafluoroethylene powder, the molybdenum disulfide powder and the graphite powder which are graded and sieved in the second step into a magnetic stirrer for magnetic stirring, and uniformly mixing to obtain mixed powder for later use;
in the fourth step, the mixed powder obtained in the third step is put into a drying box to be dried for later use;
in the fifth step, the mixed powder dried in the fourth step is put into a stirring kettle, the temperature is raised to 120-150 ℃, 2-5 parts of oleic acid is slowly added while heating, and after uniform stirring, standing and heat preservation are carried out for 30-50min, so as to obtain the antifriction agent for later use;
in the sixth step, 150 parts of base oil and 3-5 parts of anti-emulsifying agent which are weighed in the first step are added into a high-shear emulsifying machine, and then the anti-grinding agent prepared in the fifth step is added into the high-shear emulsifying machine for high-speed shearing to obtain a mixed solution for later use;
in the seventh step, sequentially adding the mixed solution prepared in the sixth step, 3-6 parts of an antifoaming agent, 2-4 parts of an antioxidant, 1-5 parts of an anticorrosive agent, 2-6 parts of an antirust agent and 5-7 parts of an ashless dispersant weighed in the first step into a stirring tank, mixing and stirring, sealing and standing for 24-48 hours after uniform stirring to obtain the prepared lubricating oil;
and in the eighth step, the lubricating oil prepared in the seventh step is subjected to vacuum canning and then is placed into a warehouse for storage.
3. The lubricating oil with good friction performance according to claim 1, wherein: the antioxidant is prepared by mixing two or more of alkylated diphenylamine, naphthylamine antioxidant, zinc dialkyl dithiophosphate and molybdenum dialkyl dithioformate.
4. The lubricating oil with good friction performance according to claim 1, wherein: the ashless dispersant is formed by mixing one or more of succinimide, succinate and boride of the succinimide.
5. The method for processing lubricating oil with good friction performance according to claim 2, characterized in that: in the second step, the ball mill is a conical ball mill, and the ball milling time of the polytetrafluoroethylene, the molybdenum disulfide and the graphite is 20-25 h.
6. The method for processing lubricating oil with good friction performance according to claim 2, characterized in that: in the third step, the rotating speed of the magnetic stirrer is 350-500r/min, and the stirring time is 30-40 min.
7. The method for processing lubricating oil with good friction performance according to claim 2, characterized in that: in the fourth step, the temperature of the drying box is 70-90 ℃, and the drying time is 3-5 h.
8. The method for processing lubricating oil with good friction performance according to claim 2, characterized in that: in the sixth step, the working speed of the high-shear emulsifying machine is 2500-.
9. The method for processing lubricating oil with good friction performance according to claim 2, characterized in that: in the seventh step, the working temperature of the stirring tank is 70-80 ℃, the rotating speed of the stirring tank is 500-800r/min, and the stirring time is 2-3 h.
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