Lubricating oil additive for engineering machinery and preparation method thereof

A technology for lubricating oil additives and engineering machinery, applied in the direction of additives, lubricating compositions, petroleum industry, etc., can solve the problems of mechanical energy loss, not obvious anti-oxidation effect, shortened machine life, etc., and achieve excellent wear resistance and repair Performance, good application prospects, and the effect of reducing friction loss

Inactive Publication Date: 2018-09-04
HEFEI KANGZHIHENG MACHINERY TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Construction machinery is an important part of the equipment industry. In a nutshell, the mechanical equipment necessary for comprehensive mechanized construction projects required for earthwork construction projects, road surface construction and maintenance, mobile lifting and unloading operations, and various construction projects is called As engineering machinery, it is mainly used in national defense construction projects, transportation construction, energy industry construction and production, mining and other raw material industry construction and production, agriculture, forestry and water conservancy construction, industrial and civil construction, urban construction, environmental protection and other fields. Friction is a kind of It is an inevitable natural phenomenon that the fuel used to reduce the friction and wear of mechanical parts accounts for 1/3 of the total fue

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] A kind of lubricating oil additive for construction machinery of the present embodiment comprises the raw material of following weight portion:

[0031] 24 parts of graphene oxide, 16 parts of nano-copper oxide, 14 parts of nanoparticles, 8 parts of organic bentonite, 4 parts of calcium tungstate, 6 parts of silane coupling agent, 3 parts of heat stabilizer, 2 parts of antioxidant, extreme pressure agent 1 part, polyethylene glycol 1 part.

[0032] The nanoparticles in this embodiment are a mixture of nano-zirconia, nano-silicon dioxide, and nano-scale tin disulfide in a weight ratio of 8:4:1.

[0033] The thermal stabilizer of the present embodiment is maleic acid half ester.

[0034] The antioxidant in this embodiment is the antioxidant BHT.

[0035] The extreme pressure agent in this embodiment is a mixture of sulfurized fatty acid ester and sulfurized olefin in a weight ratio of 2:1.

[0036] A kind of preparation method of the lubricating oil additive for constr...

Embodiment 2

[0042] A kind of lubricating oil additive for construction machinery of the present embodiment comprises the raw material of following weight portion:

[0043] 30 parts of graphene oxide, 20 parts of nano-copper oxide, 18 parts of nanoparticles, 12 parts of organic bentonite, 10 parts of calcium tungstate, 10 parts of silane coupling agent, 7 parts of heat stabilizer, 4 parts of antioxidant, extreme pressure agent 3 parts, 3 parts of polyethylene glycol.

[0044] The nanoparticles in this embodiment are a mixture of nano-zirconia, nano-silicon dioxide, and nano-scale tin disulfide in a weight ratio of 8:4:1.

[0045] The thermal stabilizer of the present embodiment is maleic acid half ester.

[0046] The antioxidant in this embodiment is the antioxidant BHT.

[0047] The extreme pressure agent in this embodiment is a mixture of sulfurized fatty acid ester and sulfurized olefin in a weight ratio of 2:1.

[0048] A kind of preparation method of the lubricating oil additive fo...

Embodiment 3

[0054] A kind of lubricating oil additive for construction machinery of the present embodiment comprises the raw material of following weight portion:

[0055] 27 parts of graphene oxide, 18 parts of nano-copper oxide, 16 parts of nanoparticles, 10 parts of organic bentonite, 8 parts of calcium tungstate, 8 parts of silane coupling agent, 5 parts of heat stabilizer, 3 parts of antioxidant, extreme pressure agent 2 parts, 2 parts of polyethylene glycol.

[0056] The nanoparticles in this embodiment are a mixture of nano-zirconia, nano-silicon dioxide, and nano-scale tin disulfide in a weight ratio of 8:4:1.

[0057] The thermal stabilizer of the present embodiment is maleic acid half ester.

[0058]The antioxidant in this embodiment is the antioxidant BHT.

[0059] The extreme pressure agent in this embodiment is a mixture of sulfurized fatty acid ester and sulfurized olefin in a weight ratio of 2:1.

[0060] A kind of preparation method of the lubricating oil additive for c...

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PUM

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Abstract

The invention discloses a lubricating oil additive for engineering machinery. The lubricating oil additive comprises the following raw materials by weight: 24-30 parts of graphene oxide, 16-20 parts of nanometer copper oxide, 14-18 parts of nanoparticles, 8-12 parts of organic bentonite, 4-10 parts of calcium tungstate, 6-10 parts of a silane coupling agent, 3-7 parts of a heat stabilizer, 2-4 parts of an antioxidant, 1-3 parts of an extreme pressure agent and 1-3 parts of polyethylene glycol. The objective of the invention is to provide the lubricating oil additive for engineering machinery and the preparation method thereof. The lubricating oil additive can reduce friction loss and repair wear loss, and has high use value and good application prospects.

Description

technical field [0001] The invention relates to the technical field of lubricating oil additive preparation, in particular to a lubricating oil additive for engineering machinery and a preparation method thereof. Background technique [0002] Construction machinery is an important part of the equipment industry. In a nutshell, the mechanical equipment necessary for comprehensive mechanized construction projects required for earthwork construction projects, road surface construction and maintenance, mobile lifting and unloading operations, and various construction projects is called As engineering machinery, it is mainly used in national defense construction projects, transportation construction, energy industry construction and production, mining and other raw material industry construction and production, agriculture, forestry and water conservancy construction, industrial and civil construction, urban construction, environmental protection and other fields. Friction is a ki...

Claims

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Application Information

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IPC IPC(8): C10M161/00C10M177/00C10N30/06C10N30/08C10N30/10
CPCC10M161/00C10M177/00C10M2201/041C10M2201/062C10M2201/065C10M2201/08C10M2201/103C10M2201/105C10M2207/026C10M2207/288C10M2209/104C10M2219/022C10M2219/024C10M2227/04C10M2229/02C10N2030/06C10N2030/08C10N2030/10C10N2020/06
Inventor 廖月
Owner HEFEI KANGZHIHENG MACHINERY TECH CO LTD
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