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A kind of preparation method of lubricating oil composition containing ionic liquid, modified nano-tin powder and graphene

A technology of lubricating oil composition and nano-tin powder, which is applied in the field of lubricating oil to achieve the effects of enhancing dispersion stability, solving dispersion difficulties, and improving dispersion ability

Active Publication Date: 2019-03-29
NANJING FORESTRY UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, there are domestic and foreign researches on lubricating oil composition products containing ionic liquid, modified nano-tin powder and graphene by using base oil, ionic liquid, modified nano-tin powder, graphene and general lubricating oil additives at the same time and technology rarely reported

Method used

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  • A kind of preparation method of lubricating oil composition containing ionic liquid, modified nano-tin powder and graphene
  • A kind of preparation method of lubricating oil composition containing ionic liquid, modified nano-tin powder and graphene
  • A kind of preparation method of lubricating oil composition containing ionic liquid, modified nano-tin powder and graphene

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] Preparation of modified nano-tin powder:

[0038]

[0039] According to the above mass percentage, tert-butyl mercaptan, octadecyl mercaptan, octadecyl dimethyl benzyl ammonium chloride, dodecyl trimethyl ammonium chloride, 4-hydroxybenzotrimethyl ammonium Azole, benzotriazole, edetate disodium salt and sodium tartrate were added to deionized water, under the action of ultrasonic dispersion with a frequency of 25kHz and a power of 2kW, after stirring for 0.3h, nano-tin powder was added, Further, under the action of ultrasonic dispersion with a frequency of 25kHz and a power of 2kW, it was stirred for 4.0h, and then the modified nano-tin powder was obtained through centrifugal separation, deionized water washing, centrifugal separation, vacuum drying, grinding and sieving process, and obtained The modified nano-tin powder for standby;

[0040] Preparation of lubricating oil composition:

[0041]

[0042]

[0043] According to the above mass percentages, 1-meth...

Embodiment 2

[0045] Preparation of modified nano-tin powder:

[0046]

[0047] According to the above mass percentage, n-butyl mercaptan, phenethyl mercaptan, dodecyltrimethylammonium bromide, tetradecyldimethylpyridinium bromide, hexadecyldimethylbenzyl Ammonium bromide, methyl benzotriazole, sodium citrate and potassium tartrate were added to deionized water, under the action of ultrasonic dispersion with a frequency of 30kHz and a power of 3.5kW, after stirring for 0.4h, nano-tin powder was added. Further, under the action of ultrasonic dispersion with a frequency of 30kHz and a power of 3.5kW, it was stirred for 4.0h, then centrifuged, deionized water washed, centrifuged, vacuum dried, ground and sieved to obtain modified nano-tin powder. The modified nano-tin powder obtained is subsequent use;

[0048] Preparation of lubricating oil composition:

[0049]

[0050]

[0051]According to the above mass percentages, 1-methyl-3-butylimidazole tetrafluoroborate, modified nano-tin ...

Embodiment 3

[0053] Preparation of modified nano-tin powder:

[0054]

[0055] According to the above mass percentage, n-dodecyl mercaptan, n-pentyl mercaptan, dodecyl dimethyl benzyl ammonium chloride, octadecyl trimethyl ammonium bromide, N-hydroxybenzo Add triazole, benzotriazole, disodium edetate and potassium citrate into deionized water, stir for 0.5h under ultrasonic dispersion with a frequency of 35kHz and a power of 3kW, and then add nano-tin powder, further stirred for 6.0 h under the action of ultrasonic dispersion with a frequency of 35 kHz and a power of 3 kW, and then obtained modified nano-tin powder through centrifugal separation, deionized water washing, centrifugal separation, vacuum drying, grinding and sieving process, The prepared modified nano-tin powder is standby;

[0056] Preparation of lubricating oil composition:

[0057]

[0058] According to the above mass percentages, N-butylpyridinium hexafluorophosphate, modified nano-tin powder, few-layer graphene, ...

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Abstract

The invention discloses a preparation method of a lubricating oil composition containing ionic liquid, modified nano-tin powder and graphene. According to the method, base oil, a cleaning agent, a dispersing agent, a preservative, an extreme pressure anti-wear agent, an oiliness agent, an antioxidant, a viscosity index improver, an anti-rust agent, a pour point depressant, an antifoaming agent, ionic liquid, modified nano-tin powder and graphene are adopted for compounding to obtain the lubricating oil composition containing the ionic liquid, modified nano-tin powder and graphene. The method has the advantages of simple and easy production process, low equipment investment, low energy consumption and no environmental pollution, and is conductive to popularization and application. The lubricating oil composition prepared by the method can be widely applied in the industrial fields of mechanical industry, automobile industry, precision instruments, power industry, metallurgical industry, mold manufacturing and application industry, steel and iron industry, machine tool industry and the like, and has broad application prospects.

Description

technical field [0001] The invention relates to a preparation method of a lubricating oil composition containing ionic liquid, modified nano-tin powder and graphene, belonging to the field of lubricating oil. Background technique [0002] Lubricating oil is mainly used to reduce the friction between the surfaces of moving parts and has a lubricating effect. At the same time, it also has the functions of rust prevention, corrosion protection, insulation, power transmission, cooling, sealing, cleaning impurities and buffering for machinery and equipment. It is a class in the machinery industry. , automobile industry, precision instrument, electric power industry, metallurgical industry, mold manufacturing and application industry, iron and steel industry, machine tool industry and other industrial fields are indispensable chemical products, which play an important role in the above-mentioned industrial fields. With the rapid development of industry and the continuous improveme...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C10M161/00C10M125/02C10M125/04C10M133/46C10M133/40C10M139/00C10M135/22C10N30/10C10N30/06C10N30/12
Inventor 刘福生
Owner NANJING FORESTRY UNIV