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Lubricating oil added with modified nano-Zn powder and ionic liquid and preparation method of lubricating oil

A technology of nano-zinc powder and ionic liquid is applied in the field of lubricating oil to achieve the effect of improving dispersing ability, simple and easy production process and small investment in equipment.

Inactive Publication Date: 2014-04-30
NANJING FORESTRY UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, there are few domestic and foreign reports on the research and technology of lubricating oil products added with modified nano-zinc powder and ionic liquid by using base oil, ionic liquid, modified nano-zinc powder and general lubricating oil additives at the same time

Method used

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  • Lubricating oil added with modified nano-Zn powder and ionic liquid and preparation method of lubricating oil
  • Lubricating oil added with modified nano-Zn powder and ionic liquid and preparation method of lubricating oil
  • Lubricating oil added with modified nano-Zn powder and ionic liquid and preparation method of lubricating oil

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] Preparation of modified nano-zinc powder:

[0033]

[0034] 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, under the action of ultrasonic dispersion with a frequency of 24kHz and a power of 3kW, stirring for 0.4h, and then adding nanometer zinc powder, Further, under the action of ultrasonic dispersion with a frequency of 24kHz and a power of 3kW, it was stirred for 4.5h, and then the modified nano-zinc powder was obtained through centrifugation, deionized water washing, centrifugation, vacuum drying, grinding and sieving. The modified nano-zinc powder is ready for use;

[0035] Preparation of lubricating oil with modified nano-zinc powder and ionic liquid:

[0036]

[0037]

[0038] According to th...

Embodiment 2

[0040] Preparation of modified nano-zinc powder:

[0041]

[0042] 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, nanometer zinc powder was added, further Under the action of ultrasonic dispersion with a frequency of 28kHz and a power of 5kW, stir for 3.0h, then undergo centrifugation, deionized water washing, centrifugation, vacuum drying, grinding and sieving to obtain modified nano-zinc powder. Modified nano-zinc powder for standby;

[0043] Preparation of lubricating oil with modified nano-zinc powder and ionic liquid:

[0044]

[0045] According to the above mass percentages, 1-methyl-3-butylimidazolium tetrafluorobor...

Embodiment 3

[0047] Preparation of modified nano-zinc powder:

[0048]

[0049] 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, edetate disodium salt and potassium citrate into deionized water, stir for 0.3h under ultrasonic dispersion with a frequency of 38kHz and a power of 8kW, and then add nano-zinc Powder, further under the action of ultrasonic dispersion with a frequency of 38kHz and a power of 8kW, stirred for 2.5h, then centrifuged, washed with deionized water, centrifuged, vacuum dried, ground and sieved to obtain modified nano-zinc powder, The prepared modified nano-zinc powder is standby;

[0050] Preparation of lubricating oil with modified nano-zinc powder and ionic liquid:

[0051]

[0052] According to the above mass percentage, N-butylpyridinium hexafluorophosphate, modified nano-zinc powder, calcium alkyl sali...

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Abstract

The invention discloses lubricating oil added with modified nano-Zn powder and an ionic liquid, and a preparation method of the lubricating oil. According to the method, the lubricating oil composition is prepared by compositing base oil, a clearing agent, a dispersing agent, a preservative, an extreme pressure anti-wear reagent, an oiliness agent, antioxygen, a viscosity index improver, an antirust agent, a pour point reducer, an anti-foaming agent, the ionic liquid and the modified nano-Zn powder. The production process is simple and feasible, the equipment investment is low, the energy consumption is low, no environmental pollution is caused, and the method is favorable for popularization and application. The lubricating oil added with the modified nano-Zn powder and the ionic liquid can be widely applied in the industrial fields like the mechanical industry, the automobile industry, precise instruments, the electric power industry, the metallurgical industry, the mould making and applying industry, the iron and steel industry, the machine tool industry and the like, and has extensive application prospects.

Description

technical field [0001] The invention relates to a lubricating oil added with modified nano-zinc powder and ionic liquid and a preparation method thereof, 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 improvement of equipm...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C10M141/06C10M125/04C09C1/62C09C3/08C10N30/06
Inventor 刘福生
Owner NANJING FORESTRY UNIV
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