CN111662769B - Lubricating oil for elevator guide rail and preparation method thereof - Google Patents
Lubricating oil for elevator guide rail and preparation method thereof Download PDFInfo
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- CN111662769B CN111662769B CN202010571925.7A CN202010571925A CN111662769B CN 111662769 B CN111662769 B CN 111662769B CN 202010571925 A CN202010571925 A CN 202010571925A CN 111662769 B CN111662769 B CN 111662769B
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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
- C10M169/045—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution and non-macromolecular compounds
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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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- 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
- 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
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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
- C10M2207/08—Aldehydes; Ketones
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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
- C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
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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
- C10M2215/08—Amides
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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
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2217/024—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amido or imido group
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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
- C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
- C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral 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
- 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
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- 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 relates to the technical field of organic synthesis, in particular to lubricating oil for an elevator guide rail and a preparation method thereof. The lubricating oil for the elevator guide rail comprises the following components in parts by weight: 100-120 parts of lubricating oil, 30-40 parts of anionic liquid, 10-20 parts of fullerene, 5-8 parts of small molecular organic wax, 5-8 parts of a crystalline phase modifier, 2-5 parts of furfural extract oil, twelve 3-5 parts of alcohol ester and 1-2 parts of auxiliary additive. According to the invention, the lubricating performance of the lubricating oil can be improved through the sliding action of the internal structure of the fullerene by adding the fullerene, and the low-temperature ductility of the lubricating oil can be improved by adding the small-molecule organic wax, so that the freezing resistance of the lubricating oil is improved, and the lubricating oil can still maintain a high lubricating effect at low temperature.
Description
Technical Field
The invention relates to the technical field of organic synthesis, in particular to lubricating oil for an elevator guide rail and a preparation method thereof.
Background
At present, vertically-lifting elevators and escalators are the mainstream varieties in the elevator industry, wherein the vertically-lifting elevators account for about 80% of the total amount of the existing elevators, so that the vertically-lifting elevators become an important product which is closely related to the life of people, and the quality condition of the vertically-lifting elevators is also closely related to the lives and properties of people. In which the elevator guide rails, as an important part of the quality control of a vertical lift elevator, will directly affect the safety and comfort of the elevator. The elevator guide rails are two or more rows of vertical or inclined rigid rails arranged in an elevator shaft or between floors, so that the elevator car and the counterweight can move up and down along the elevator guide rails, and the quality of the elevator guide rails is directly related to the safety and the running quality of the elevator.
The lubricating oil for the elevator guide rail can reduce the influence on the service life of the elevator guide rail due to huge friction force applied to the elevator guide rail during operation. However, the lubricating oil in the prior art only plays a certain role in reducing friction, the service life of the lubricating oil is short, and the lubricating effect is obviously reduced at low temperature.
In view of the defects of the conventional lubricating oil for the elevator guide rail, the inventor of the invention actively researches and innovates based on practical experience and professional knowledge which is abundant for years in the design and manufacture of the products and by matching with the application of theory so as to create the lubricating oil for the elevator guide rail and the preparation method thereof, so that the service life and the antifreezing property of the lubricating oil for the elevator guide rail are improved, and the lubricating oil has higher practicability. After continuous research and design and repeated trial production and improvement, the invention with practical value is finally created.
Disclosure of Invention
The invention aims to provide lubricating oil for an elevator guide rail, which has the advantages of long service life, obvious lubricating effect and freeze prevention.
The technical purpose of the invention is realized by the following technical scheme:
the lubricating oil for the elevator guide rail comprises the following components in parts by weight: 100-120 parts of lubricating oil, 30-40 parts of anionic liquid, 10-20 parts of fullerene, 5-8 parts of small molecular organic wax, 5-8 parts of a crystalline phase modifier, 2-5 parts of furfural extract oil, twelve 3-5 parts of alcohol ester and 1-2 parts of auxiliary additive. The addition of the fullerene can improve the lubricating performance of the lubricating oil through the sliding action of the internal structure of the fullerene, and the addition of the small-molecular organic wax can improve the low-temperature ductility of the lubricating oil, so that the freezing resistance of the lubricating oil is improved, and the lubricating oil can still maintain a high lubricating effect at a low temperature.
Further, the anionic liquid is any one of a 2-methacrylic acid-tetrahydropyranyl ester solution and a sodium methallyl sulfonate solution. The addition of the anionic liquid can be embedded into a molecular chain of the small-molecular organic wax, so that the viscosity of the lubricant is enhanced, the phenomenon that the lubricant flows on an elevator guide rail to a large extent to cause uneven coating of the lubricant is avoided, and meanwhile, the anti-aging performance of the lubricant can be improved.
Further, the crystal phase improver is any one of methyl isobutyl carbinol, ethionamide and sodium butyl xanthate. The base material of the elevator guide rail is the killed steel, in the carburizing process of the killed steel, the ferrirubin-particle cementite is formed, and the particle cementite is distributed along the interface of crystal grains to cause the cracking of the guide rail material, so that the fatigue resistance of the elevator guide rail is reduced, and the safety of the elevator guide rail is influenced. The crystal phase improver provided by the invention can permeate into crystal grains to make up pores between the crystal grains and particle cementite, so that the cracking of an elevator guide rail material is microscopically reduced, and the fatigue resistance of the elevator guide rail is further improved.
Further, the fullerene is a chiral fullerene. The fullerene is a huge carbon family, which can be divided into high-symmetry fullerene, low-symmetry fullerene and chiral fullerene, and the chiral fullerene has the lowest symmetry and has larger interlayer sliding space, so that the lubricating performance of the lubricant can be improved to the maximum extent, and the chiral fullerene and the crystal phase improver provided by the invention have synergistic action to generate stronger reduction action, namely, the anti-aging performance of the lubricating oil is further improved.
Further, the anionic liquid solution is a mixed solution prepared in 1M NaCl.
Further, the small molecular organic wax is polymerized by ethylene or propylene and ethyl acetate.
Further, the specific preparation method of the small molecule organic wax is as follows: and at normal temperature, adding ethylene or propylene and ethyl acetate into a double loop reactor, adding dicyclopentadiene iron as a reaction catalyst, heating to 55-60 ℃, and reacting for 2-3 hours to obtain the small-molecular organic wax.
Further, the mass ratio of ethylene or propylene to ethyl acetate is (3-4): 1.
further, the auxiliary additive is sodium dodecyl benzene sulfonate. The sodium dodecyl benzene sulfonate can improve the compatibility between the lubricating oil and the small molecular polymeric wax.
Further, the auxiliary additive also comprises any one of cocamidopropyl betaine or polyacrylamide. The amide structures of the cocamidopropyl betaine and the polyacrylamide can promote the synergistic effect between the small molecular polymeric wax and the anionic liquid, and further improve the antifreezing property of the lubricating oil.
The second purpose of the invention is to provide a preparation method of the lubricating oil for the elevator guide rail, which has the same beneficial effects.
The second purpose of the invention is realized by the following technical scheme:
the preparation method of the lubricating oil for the elevator guide rail, provided by the invention, comprises the following operation steps:
s1, controlling the temperature of a reaction kettle at 50-60 ℃, adding lubricating oil, fullerene, anionic liquid, furfural extract oil and alcohol ester twelve into the reaction kettle, stirring for reaction, placing the materials into an ultrasonic instrument for ultrasonic dispersion for 1-2 hours, and taking out the solution for later use after complete dispersion;
s2, adding the small-molecular organic wax and the crystalline phase modifier into the solution obtained in the step S1, heating to 70-80 ℃, and stirring for 15min to obtain a mixed solution;
s3, cooling the mixed solution obtained in the step S2 to normal temperature, adding an auxiliary additive into the mixed solution, and performing ultrasonic dispersion for 30-50 min to obtain the lubricating oil for the elevator guide rail.
In conclusion, the invention has the following beneficial effects:
the lubricating oil for the elevator guide rail provided by the invention can improve the lubricating performance of the lubricating oil through the sliding action of the internal structure of the fullerene by adding the fullerene, and can improve the low-temperature ductility of the lubricating oil by adding the small-molecule organic wax, so that the anti-freezing performance of the lubricating oil is improved, and the lubricating oil can still keep high lubricating effect at low temperature.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the embodiments, features and effects of the lubricating oil for elevator guide rails according to the present invention are described in detail below.
Wherein the anion liquid solution is a mixed solution prepared from 1M NaCl; the mass ratio of ethylene or propylene to ethyl acetate is (3-4): 1.
example 1
Lubricating oil for elevator guide rail and preparation method thereof
100-120 parts of lubricating oil, 30-40 parts of anionic liquid, 10-20 parts of fullerene, 5-8 parts of small molecular organic wax, 5-8 parts of a crystalline phase modifier, 2-5 parts of furfural extract oil, twelve 3-5 parts of alcohol ester and 1-2 parts of auxiliary additive.
The preparation method comprises the following steps:
s1, controlling the temperature of a reaction kettle at 50-60 ℃, adding lubricating oil, fullerene, anionic liquid furfural extract oil and alcohol ester twelve into the reaction kettle, stirring for reaction, placing the materials into an ultrasonic instrument for ultrasonic dispersion for 1-2 hours, and taking out the solution for later use after complete dispersion;
s2, adding the small-molecular organic wax and the crystalline phase modifier into the solution obtained in the step S1, heating to 70-80 ℃, and stirring for 15min to obtain a mixed solution;
s3, cooling the mixed solution obtained in the step S2 to normal temperature, adding 1-2 parts of auxiliary additives into the mixed solution, and performing ultrasonic dispersion for 30-50 min to obtain the lubricating oil for the elevator guide rail.
Example 2
Lubricating oil for elevator guide rail and preparation method thereof
100 parts of lubricating oil, 40 parts of 2-methacrylic acid-tetrahydropyranyl ester solution, 20 parts of fullerene, 5 parts of small molecular organic wax, 8 parts of ethionamide, 5 parts of furfural extract oil, twelve 3 parts of alcohol ester and 2 parts of sodium dodecyl benzene sulfonate.
The preparation method comprises the following steps:
s1, controlling the temperature of a reaction kettle at 50 ℃, adding lubricating oil, fullerene, 2-methacrylic acid-tetrahydropyranyl ester solution, furfural extract oil and alcohol ester twelve into the reaction kettle, stirring for reaction, placing the materials into an ultrasonic instrument for ultrasonic dispersion for 1-2 hours, and taking out the solution for later use after complete dispersion;
s2, adding the small-molecule organic wax and the ethioamine into the solution obtained in the step S1, heating to 70-80 ℃, and stirring for 15min to obtain a mixed solution;
s3, cooling the mixed solution obtained in the step S2 to normal temperature, adding sodium dodecyl benzene sulfonate into the mixed solution, and performing ultrasonic dispersion for 30-50 min to obtain the lubricating oil for the elevator guide rail.
Example 3
Lubricating oil for elevator guide rail and preparation method thereof
120 parts of lubricating oil, 40 parts of sodium methallylsulfonate solution, 20 parts of fullerene, 5 parts of small molecular organic wax, 8 parts of sodium xanthate, 5 parts of furfural extract oil, 5 parts of alcohol ester dodeca and 2 parts of cocamidopropyl betaine.
The preparation method comprises the following steps:
s1, controlling the temperature of a reaction kettle at 60 ℃, adding lubricating oil, fullerene, a sodium methallyl sulfonate solution, furfural extract oil and alcohol ester twelve into the reaction kettle, stirring for reaction, placing the materials into an ultrasonic instrument for ultrasonic dispersion for 1-2 hours, and taking out the solution for later use after complete dispersion;
s2, adding the small-molecular organic wax and the sodium xanthate into the solution obtained in the step S1, heating to 80 ℃, and stirring for 15min to obtain a mixed solution;
s3, cooling the mixed solution obtained in the step S2 to normal temperature, adding cocamidopropyl betaine into the mixed solution, and performing ultrasonic dispersion for 30-50 min to obtain the lubricating oil for the elevator guide rail.
Example 4.
Lubricating oil for elevator guide rail and preparation method thereof
120 parts of lubricating oil, 40 parts of sodium methallylsulfonate solution, 20 parts of fullerene, 5 parts of small molecular organic wax, 8 parts of methyl isobutyl carbinol, 5 parts of furfural extract oil, 5 parts of alcohol ester and 2 parts of cocamidopropyl betaine.
The preparation method comprises the following steps:
s1, controlling the temperature of a reaction kettle at 60 ℃, adding lubricating oil, fullerene, a sodium methallyl sulfonate solution, furfural extract oil and alcohol ester twelve into the reaction kettle, stirring for reaction, placing the materials into an ultrasonic instrument for ultrasonic dispersion for 1-2 hours, and taking out the solution for later use after complete dispersion;
s2, adding the small-molecular organic wax and the methyl isobutyl carbinol into the solution obtained in the step S1, heating to 80 ℃, and stirring for 15min to obtain a mixed solution;
s3, cooling the mixed solution obtained in the step S2 to normal temperature, adding cocamidopropyl betaine into the mixed solution, and performing ultrasonic dispersion for 30-50 min to obtain the lubricating oil for the elevator guide rail.
Example 5
Lubricating oil for elevator guide rail and preparation method thereof
100 parts of lubricating oil, 40 parts of sodium methallylsulfonate solution, 20 parts of fullerene, 5 parts of micromolecular organic wax, 8 parts of ethionamide, 5 parts of furfural extract oil, twelve 3 parts of alcohol ester and 2 parts of sodium dodecyl benzene sulfonate.
The preparation method comprises the following steps:
s1, controlling the temperature of a reaction kettle at 50 ℃, adding lubricating oil, fullerene, sodium methallyl sulfonate, furfural extract oil and alcohol ester twelve into the reaction kettle, stirring for reaction, placing the materials into an ultrasonic instrument for ultrasonic dispersion for 1-2 hours, and taking out the solution for later use after complete dispersion;
s2, adding the small-molecule organic wax and the ethioamine into the solution obtained in the step S1, heating to 70-80 ℃, and stirring for 15min to obtain a mixed solution;
s3, cooling the mixed solution obtained in the step S2 to normal temperature, adding sodium dodecyl benzene sulfonate into the mixed solution, and performing ultrasonic dispersion for 30-50 min to obtain the lubricating oil for the elevator guide rail.
Performance testing
1. The lubricating oil for the elevator guide rail obtained in the embodiments 1 to 4 is respectively coated on the elevator guide rail material, the coating thickness is 1.0 to 2.0mm, the anti-aging performance and the anti-cracking performance of the elevator guide rail material are tested, and the test results are compared with those of the elevator guide rail material which is not coated with the lubricating oil as a comparative example 1, and the results are shown in table 1:
TABLE 1 test results of anti-aging and anti-cracking properties
According to the test results, the elevator guide rail lubricating oil provided by the invention can effectively improve the elongation after fracture and the tensile strength of the elevator guide rail, namely, the anti-aging performance of the elevator guide rail material can be effectively improved, and the macroscopic view proves that the elevator guide rail lubricating oil provided by the invention can effectively improve the micro-crystal structure of the elevator guide rail material; the test result of the performance index of the V-shaped impact energy shows that the elevator guide rail lubricating oil provided by the invention can effectively improve the anti-freezing performance of the elevator guide rail material.
2. The anti-freezing test of the lubricating oil for the elevator guide rail obtained in the embodiment 1 to 4 was carried out, and the test results were as follows:
TABLE 2 antifreeze test results
In the test results, the lower the freezing point is, the better the antifreezing performance of the lubricating oil is, so that the lubricating oil for the elevator guide rail provided by the invention has good antifreezing performance.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The lubricating oil for the elevator guide rail is characterized by comprising the following components in parts by weight: 100-120 parts of lubricating oil, 30-40 parts of 2-methacrylic acid-tetrahydropyranyl ester solution or sodium methallylsulfonate solution, 10-20 parts of fullerene, 5-8 parts of small molecular organic wax, 5-8 parts of methyl isobutyl carbinol, ethyl thiourethane or sodium butyl xanthate, 2-5 parts of furfural extract oil, 3-5 parts of alcohol ester, 1-2 parts of sodium dodecyl benzene sulfonate, cocamidopropyl betaine or polyacrylamide; the specific preparation method of the small molecular organic wax comprises the following steps: and at normal temperature, adding ethylene or propylene and ethyl acetate into a double loop reactor, adding dicyclopentadiene iron as a reaction catalyst, heating to 55-60 ℃, and reacting for 2-3 hours to obtain the small-molecule organic wax.
2. The lubricating oil for elevator guide rails according to claim 1, wherein the fullerene is a chiral fullerene.
3. The elevator guide rail lubricating oil according to claim 1, wherein the mass ratio of ethylene or propylene to ethyl acetate is (3-4): 1.
4. lubricating oil for elevator guide rails according to claim 1, characterized in that its preparation method comprises the following operating steps:
s1, controlling the temperature of a reaction kettle at 50-60 ℃, adding lubricating oil, fullerene, 2-methacrylic acid-tetrahydropyranyl ester solution or sodium methallylsulfonate solution, furfural extract oil and alcohol ester twelve into the reaction kettle, stirring for reaction, placing the materials into an ultrasonic instrument for ultrasonic dispersion for 1-2 hours, and taking out the solution for later use after complete dispersion;
s2, adding small-molecular organic wax, methyl isobutyl carbinol, ethionamide or sodium butyl xanthate into the solution obtained in the step S1, heating to 70-80 ℃, and stirring for 15min to obtain a mixed solution;
s3, cooling the mixed solution obtained in the step S2 to normal temperature, adding sodium dodecyl benzene sulfonate, cocamidopropyl betaine or polyacrylamide into the mixed solution, and performing ultrasonic dispersion for 30-50 min to obtain the lubricating oil for the elevator guide rail.
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| CN107603706A (en) * | 2017-09-22 | 2018-01-19 | 广西大学 | A kind of graphene synergy lubricating anticorrosive oil and preparation method thereof |
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| JPS57139194A (en) * | 1981-02-23 | 1982-08-27 | Hitachi Ltd | Solid lubricant and lubricating device for elevator using same |
| JPH07118679A (en) * | 1993-10-21 | 1995-05-09 | Hideo Yoshikawa | Lube oil for hoisting machine of elevator or the like |
| CN108531257A (en) * | 2018-05-17 | 2018-09-14 | 徐夫队 | A kind of elevator wire rope abrasion-resistant lubricant |
| CN109609243A (en) * | 2018-12-07 | 2019-04-12 | 北京富乐喜科技有限公司 | A kind of preparation method of multilayered structure type fullerene nano lubricating oil |
| CN110257132A (en) * | 2019-05-22 | 2019-09-20 | 常熟理工学院 | A kind of wide warm wire-rope grease of elevator |
| CN111117726B (en) * | 2019-12-27 | 2021-11-23 | 珠海美合科技股份有限公司 | Antirust and environment-friendly lubricating oil composition |
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| CN107603706A (en) * | 2017-09-22 | 2018-01-19 | 广西大学 | A kind of graphene synergy lubricating anticorrosive oil and preparation method thereof |
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