Preparation method for lubricating oil composition containing ionic liquid, modified nanometer copper powder and graphene

A technology of lubricating oil composition and nano copper powder, applied in lubricating composition, petroleum industry, additives and other directions, to achieve the effect of enhancing dispersion stability, solving dispersion difficulty and improving dispersion ability

Active Publication Date: 2015-09-23
烟台广和润滑油有限公司
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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-copper powder and graphen

Method used

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  • Preparation method for lubricating oil composition containing ionic liquid, modified nanometer copper powder and graphene
  • Preparation method for lubricating oil composition containing ionic liquid, modified nanometer copper powder and graphene
  • Preparation method for lubricating oil composition containing ionic liquid, modified nanometer copper powder and graphene

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] Preparation of modified nano-copper 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, disodium ethylenediaminetetraacetic acid and sodium tartrate were added to deionized water, stirred for 0.2h under the action of ultrasonic dispersion with a frequency of 20kHz and a power of 1kW, and then added nanometer copper powder, Further, under the ultrasonic dispersion with a frequency of 20kHz and a power of 1kW, it was stirred for 5.0h, and then the modified nano-copper powder was obtained through centrifugal separation, deionized water washing, centrifugal separation, vacuum drying, grinding and sieving process, and obtained The modified nano-copper powder is used for subsequent use;

[0040] Preparation of lubricating oil composition:

[0041]

[0042]

[0043] According...

Embodiment 2

[0045] Preparation of modified nano-copper 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 into deionized water, under the action of ultrasonic dispersion with a frequency of 28kHz and a power of 5kW, after stirring for 0.4h, nano-copper powder was added, further Under the ultrasonic dispersion with a frequency of 28kHz and a power of 5kW, stir for 3.0h, and then obtain modified nano-copper powder through centrifugal separation, deionized water washing, centrifugal separation, vacuum drying, grinding and sieving. Modified nano-copper powder for standby;

[0048] Preparation of lubricating oil composition:

[0049]

[0050]

[0051]According to the above mass percentage, 1-methyl-3-butylimidazolium tetrafluoroborate, modified na...

Embodiment 3

[0053] Preparation of modified nano-copper 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 40kHz and a power of 10kW, and then add nano-copper powder, further stirred for 2.0h under the action of ultrasonic dispersion with a frequency of 40kHz and a power of 10kW, and then centrifuged, washed with deionized water, centrifuged, vacuum dried, ground and sieved to obtain modified nano-copper powder. The prepared modified nano-copper powder is standby;

[0056] Preparation of lubricating oil composition:

[0057]

[0058] According to the above mass percentages, N-butylpyridinium hexafluorophosphate, modified nano-copper powder, double-layer graphene, calcium alkyl salicy...

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Abstract

The invention discloses a preparation method for a lubricating oil composition containing ionic liquid, modified nanometer copper powder and graphene. The method comprises the following steps: compounding base oil, a detergent, a dispersant, a preservative, an extreme-pressure antiwear agent, an oiliness agent, an antioxidant, a viscosity index improver, an antirusting agent, a depressant, an antifoamer, the ionic liquid, the modified nanometer copper powder and the graphene so as to obtain the lubricating oil composition containing the ionic liquid, the modified nanometer copper powder and the graphene. The method in the invention has the advantages of simple and practicable production process, small equipment investment and low energy consumption, is pollution-free to the environment and is favorable for popularization and application. The lubricating oil composition prepared by using the method in the invention can be widely applied in the industrial fields of mechanical industry, automobile industry, precision instruments, electric power industry, metallurgy industry, die manufacturing and application industry, iron and steel industry, machine tool industry, etc., 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 nanometer copper powder and graphene. 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 improvement of equipment technology, my coun...

Claims

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Application Information

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IPC IPC(8): C10M125/04C10M141/06C10M161/00C10M167/00C10M173/02C10M173/00C10M177/00C10N30/04C10N30/06C10N30/10
Inventor 刘福生
Owner 烟台广和润滑油有限公司
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