CN104449979A - Graphene-based nano zero-valent nickel-titanium-copper lubricating oil and preparation method thereof - Google Patents
Graphene-based nano zero-valent nickel-titanium-copper lubricating oil and preparation method thereof Download PDFInfo
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- CN104449979A CN104449979A CN201410714097.2A CN201410714097A CN104449979A CN 104449979 A CN104449979 A CN 104449979A CN 201410714097 A CN201410714097 A CN 201410714097A CN 104449979 A CN104449979 A CN 104449979A
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Abstract
The invention relates to graphene-based nano zero-valent nickel-titanium-copper lubricating oil. The lubricating oil comprises the following components: base oil, graphene-based nanoparticles, an antioxidant, a viscosity index-reducing improver, a dispersant and an anti-foaming agent, as well as other additives, wherein other additives comprise one or more of an anti-rust agent, a pour point depressant, a viscosity increaser, a detergent and a demulsifier, wherein the graphene-based nanoparticles certainly contain three substances, namely graphene-based nano zero-valent nickel, graphene-based nano zero-valent titanium and graphene-based nano zero-valent copper. The lubricating oil provided by the invention can improve conditions of the lubricating oil; and furthermore, all the components have excellent dispersivity and stability, so that excellent friction reduction and wear resistance effects can be realized, and the lubricating oil further has a good self-repair function.
Description
Technical field
The present invention relates to a kind of lubricating oil, particularly relate to a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil and preparation method thereof, belong to new high-tech material and Application Areas thereof.
Background technology
For component of machine, frictional wear is inevitable, and this not only brings a large amount of losses of material and the energy, also causes the pollution of environment.Lubricating oil effectively slows down one of component of machine frictional wear, the important technical reducing energy waste.Lubricating oil is the blood of modern industry and national defense industry running, and it is made up of base oil and additive, and the develop rapidly of modern industry requires the upgrading accelerating lubricating oil.Following three kinds of modes are generally had to promote oil quality: 1) to improve the quality of base oil, 2) improve the performance of additive, 3) improve the compounded technology of additive.Lubricating oil additive is the marrow of various senior lubricant, and the compounded technology of lubricating oil additive is lubricants performance must send out core and the gordian technique of realization.
In recent years, the preparation and application technology of nano metal material achieves significant progress, reaches the level that industrialization generates gradually.Nearest result of study finds, nano-metal particle material has a good application prospect as lubricating oil additive, with the nano lubricating oil additive that nanoparticle is made, can significantly improve the antiwear and friction reduction property of lubricating oil, this also opens new solution route for the medium-term and long-term unsolved problem in lubricating oil field.But the simple dispersiveness of nano metal ultramicron in lubricating oil, stability and oxidizable problem also do not obtain satisfactory solution.
Therefore, necessary deep research is carried out to this aspect, nano metal material is reasonably transformed, proportioning, make it the requirements adapting to lubricating oil.
Summary of the invention
Technical problem solved by the invention is to provide a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil and preparation method thereof, thus solves the problem in above-mentioned background technology.
Technical problem solved by the invention realizes by the following technical solutions:
A kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil, comprises following component: base oil, graphene-based nano particle, oxidation inhibitor, fall viscosity index improver, dispersion agent and kilfoam;
Also comprise other additive, other additive described is one or more in rust-preventive agent, pour point depressant, tackifier, purification agent, emulsion splitter;
Wherein, described graphene-based nano particle must contain graphene-based nano zero-valence nickel, graphene-based nano zero-valence titanium, graphene-based nano zero-valence copper three kinds of materials.
As a kind of technical scheme of improvement, described graphene-based nano particle contains graphene-based nano potassium borate.
Described graphene-based nano particle is exactly the nanoparticle enclosing 50 ~ 100nm at the graphenic surface through modification, in oil, dispersed performance is good, the preparation of graphene-based nano particle can adopt existing method, such as: hydrothermal method, chemical deposition etc.
As a kind of technical scheme of improvement, the addition of described graphene-based nano particle is the 0.5wt% ~ 10wt% of lubricating oil total amount.
As a kind of technical scheme of improvement, described oxidation inhibitor is one or more in induced by alkyl hydroxybenzene oxidation inhibitor, amine antioxidants, organic copper salt oxidation inhibitor and organophosphorus oxidation inhibitor, and its addition is the 0.2wt% ~ 1.0wt% of lubricating oil total amount.
As a kind of technical scheme of improvement, the described viscosity index improver that falls is one or more in polyisobutene, polymethacrylate, ethylene-propylene copolymer and styrene-isoprene copolymer, and its addition is the 2.0wt% ~ 5.0wt% of lubricating oil total amount.
As a kind of technical scheme of improvement, described dispersion agent is one or more in stearic acid, Sodium dodecylbenzene sulfonate, glycerin fatty acid ester, quaternary ammonium compound, and its addition is the 2.0wt% ~ ~ 4.0wt% of lubricating oil total amount.
As a kind of technical scheme of improvement, described kilfoam is one or both in dimethyl silicone oil, acrylate-alkyl acrylate copolymer, and its addition is the 0.01wt% ~ 0.09wt% of lubricating oil total amount.
As a kind of technical scheme of improvement, other additive described is one or more in rust-preventive agent, pour point depressant, tackifier, purification agent, emulsion splitter, and it adds 1wt% ~ 10wt% that total amount is lubricating oil total amount.
Above-mentioned, rust-preventive agent is organic phosphate, imidazoline salt, benzotriazole, modification barium sulfonate, modification calcium sulphonate, boric acid modification amine, one or more in amine carboxylic acid, pour point depressant is vinyl acetate-fumarate (fumarate) multipolymer, alkylnaphthalene, long chain alkylphenol, one or more in polymethacrylate and poly-alpha olefins, tackifier are polybutene, one or more in organosilicon, purification agent is sulfonate, alkyl phenate, alkyl monosulfide phenates, alkylsalicylate, one or more in naphthenate, emulsion splitter is organic basic salt, one or more in alkoxyl group aliphatic amide.
As a kind of technical scheme of improvement, described base oil is one or more in mineral base oil, synthetic base oil and vegetables oil base oil, and its addition is the 70wt% ~ 94.29wt% of additive total amount.
The preparation method of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil, step is as follows: according to proportioning by graphene-based nano particle, oxidation inhibitor, viscosity index improver falls, dispersion agent, kilfoam and other additive limit stir, while add in base oil, ultrasonic 10 ~ 60 minutes, reach even.
Owing to have employed above technical scheme, the present invention has following beneficial effect:
Graphene is the new carbon with monatomic thickness, it has high physical strength, good thermal conductivity and fast carrier mobility, the electric charge mechanical properties of these uniquenesses makes the matrix material greater functionality adding Graphene, not only show excellent mechanics and electric property, also there is excellent processing characteristics, for matrix material provides more wide Application Areas.In addition, Graphene has high specific surface area, is the base material that preparation nano composite material is fabulous.Graphene can limit the growth of metallic particles effectively as the simple nano material of a kind of structure, makes it obtain homogeneous less nano-sized particles.Well can be disperseed in nano material substrate by resize ratio metal nanoparticle, inhibit their reunion, make it have higher specific surface area, higher reactive behavior and selectivity.
Therefore, propose graphene-based nano particle as lubricating oil additive, prepare the graphene-based nano zero-valence Ni-Ti-copper system lubricating oil of excellent property.This additive material adds in lubricating oil, can show excellent antiwear and friction reduction property, higher thermal conductivity, thus greatly improves the quality of lubricating oil, result of use and life-span.Because graphene-based nano zero-valence Ni-Ti-copper system particle has intensive laminate structure, have wear-resisting and characteristic needed for lubricant additive concurrently, add in base oil, greatly can improve carrying fastness to wear and the lubricity of its lubricating oil, under high-temperature high-load, formation due to nano-interface film has good antifriction, wear-resistant and extreme pressure property, and can effectively prevent it from getting rusty, and improves the quality of lubricating oil, result of use and life-span.
In a word, lubricating oil of the present invention can improve the condition of lubricating oil, and each component all has excellent dispersiveness and stability, can realize excellent antifriction antiwear effect, and possess good self-healing properties.The present invention and existing lubricating oil contrast friction experiment and prove, this lubricating oil can reach anti-wear lubricating effect in any condition, when equipment oil starvation or without lubricating oil situation under also have provide protection, prevent metal to-metal contact to the damage of equipment, improve the output rating of equipment.
Embodiment
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1
Get graphene-based nano zero-valence nickel 0.1g, graphene-based nano zero-valence titanium 0.1g, graphene-based nano zero-valence copper 0.2g, graphene-based nano potassium borate 0.2g, diethylhexyl phosphorodithioic acid copper 0.3g, polymethacrylate 1.5g, Sodium dodecylbenzene sulfonate 1.5g, dimethyl silicone oil 0.02g, rust-preventive agent 0.5g, pour point depressant 0.10g, tackifier 3.5g, purification agent 0.1g, emulsion splitter 0.1g, under room temperature, electric stirring rotating speed is add in 90.0g synthetic base oil under 1500rpm condition, after adding, ultrasonic 30min, reaches and is uniformly dispersed.
Embodiment 2
Get graphene-based nano zero-valence nickel 0.2g, graphene-based nano zero-valence titanium 0.2g, graphene-based nano zero-valence copper 0.2g, graphene-based nano potassium borate 0.2g, diethylhexyl phosphorodithioic acid copper 0.3g, polymethacrylate 1.5g, Sodium dodecylbenzene sulfonate 1.5g, dimethyl silicone oil 0.02g, rust-preventive agent 0.5g, pour point depressant 0.10g, tackifier 3.5g, purification agent 0.1g, emulsion splitter 0.1g, under room temperature, electric stirring rotating speed is add in 90.0g synthetic base oil under 1500rpm condition, after adding, ultrasonic 30min, reaches and is uniformly dispersed.
Embodiment 3
Get graphene-based nano zero-valence nickel 0.3g, graphene-based nano zero-valence titanium 0.2g, graphene-based nano zero-valence copper 0.2g, graphene-based nano potassium borate 0.2g, diethylhexyl phosphorodithioic acid copper 0.3g, polymethacrylate 1.5g, Sodium dodecylbenzene sulfonate 1.5g, dimethyl silicone oil 0.02g, rust-preventive agent 0.5g, pour point depressant 0.10g, tackifier 3.5g, purification agent 0.1g, emulsion splitter 0.1g, under room temperature, electric stirring rotating speed is add in 90.0g synthetic base oil under 1500rpm condition, after adding, ultrasonic 30min, reaches and is uniformly dispersed.
Embodiment 4
Get graphene-based nano zero-valence nickel 0.5g, graphene-based nano zero-valence titanium 0.2g, graphene-based nano zero-valence copper 0.2g, graphene-based nano potassium borate 0.2g, diethylhexyl phosphorodithioic acid copper 0.3g, polymethacrylate 1.5g, Sodium dodecylbenzene sulfonate 1.5g, dimethyl silicone oil 0.02g, rust-preventive agent 0.5g, pour point depressant 0.10g, tackifier 3.5g, purification agent 0.1g, emulsion splitter 0.1g, under room temperature, electric stirring rotating speed is add in 90.0g synthetic base oil under 1500rpm condition, after adding, ultrasonic 30min, reaches and is uniformly dispersed.
Embodiment 5
Graphene-based nano zero-valence nickel 0.1g, graphene-based nano zero-valence titanium 0.2g, graphene-based nano zero-valence copper 0.2g, induced by alkyl hydroxybenzene oxidation inhibitor 0.2g, polymethacrylate 2.0g, stearic acid 2.0g, dimethyl silicone oil 0.01g, rust-preventive agent 0.1g, pour point depressant 0.3g, tackifier 0.4g, purification agent 0.1g, emulsion splitter 0.1g, under room temperature, electric stirring rotating speed is add in synthetic base oil 94.29g under 1500rpm condition, supersound process 60 minutes, reaches and is uniformly dispersed.
Embodiment 6
Graphene-based nano zero-valence nickel 4g, graphene-based nano zero-valence titanium 5g, graphene-based nano zero-valence copper 4g, graphene-based nano potassium borate 2g, amine antioxidants 0.1g, organophosphorus oxidation inhibitor 0.5g, induced by alkyl hydroxybenzene oxidation inhibitor 0.4g, ethylene-propylene copolymer 1.2g, polymethacrylate 3.8g, glycerin fatty acid ester 1g, quaternary ammonium compound 3g, dimethyl silicone oil 0.03g, acrylate-alkyl acrylate copolymer 0.06g, rust-preventive agent 1.41g, pour point depressant 1.5g, tackifier 1g, purification agent 1g, under room temperature, electric stirring rotating speed is add in the mixture of synthetic base oil 40g and vegetables oil base oil 30g under 1500rpm condition, supersound process 10 minutes, reach and be uniformly dispersed.
Table 1 is the product performance table of embodiment 1 ~ 6.
Table 1 embodiment product performance table
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (10)
1. graphene-based nano zero-valence Ni-Ti-copper system lubricating oil, is characterized in that: comprise following component: base oil, graphene-based nano particle, oxidation inhibitor, fall viscosity index improver, dispersion agent and kilfoam;
Also comprise other additive, other additive described is one or more in rust-preventive agent, pour point depressant, tackifier, purification agent, emulsion splitter;
Wherein, described graphene-based nano particle must contain graphene-based nano zero-valence nickel, graphene-based nano zero-valence titanium, graphene-based nano zero-valence copper three kinds of materials.
2. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1, is characterized in that: described graphene-based nano particle contains graphene-based nano potassium borate.
3. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1 or 2, is characterized in that: the addition of described graphene-based nano particle is the 0.5wt% ~ 10wt% of lubricating oil total amount.
4. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1, it is characterized in that: described oxidation inhibitor is one or more in induced by alkyl hydroxybenzene oxidation inhibitor, amine antioxidants, organic copper salt oxidation inhibitor and organophosphorus oxidation inhibitor, and its addition is the 0.2wt% ~ 1.0wt% of lubricating oil total amount.
5. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1, it is characterized in that: described in fall viscosity index improver be one or more in polyisobutene, polymethacrylate, ethylene-propylene copolymer and styrene-isoprene copolymer, its addition is the 2.0wt% ~ 5.0wt% of lubricating oil total amount.
6. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1, it is characterized in that: described dispersion agent is one or more in stearic acid, Sodium dodecylbenzene sulfonate, glycerin fatty acid ester, quaternary ammonium compound, its addition is the 2.0wt% ~ ~ 4.0wt% of lubricating oil total amount.
7. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1, it is characterized in that: described kilfoam is one or both in dimethyl silicone oil, acrylate-alkyl acrylate copolymer, and its addition is the 0.01wt% ~ 0.09wt% of lubricating oil total amount.
8. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1, it is characterized in that: other additive described is one or more in rust-preventive agent, pour point depressant, tackifier, purification agent, emulsion splitter, it adds 1wt% ~ 10wt% that total amount is lubricating oil total amount.
9. a kind of graphene-based nano zero-valence Ni-Ti-copper system lubricating oil as claimed in claim 1, it is characterized in that: described base oil is one or more in mineral base oil, synthetic base oil and vegetables oil base oil, and its addition is the 70wt% ~ 94.29wt% of additive total amount.
10. the method for the lubricating oil of preparation as described in any one of claim 1-9, it is characterized in that: step is as follows: according to proportioning by graphene-based nano particle, oxidation inhibitor, viscosity index improver falls, dispersion agent, kilfoam and other additive limit stir, while add in base oil, ultrasonic 10 ~ 60 minutes, reach even.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050124504A1 (en) * | 2002-07-26 | 2005-06-09 | Ashland Inc. | Lubricant and additive formulation |
| CN102218540A (en) * | 2010-04-14 | 2011-10-19 | 韩国科学技术院 | Graphene/metal nanocomposite powder and method of manufacturing the same |
| CN102690702A (en) * | 2012-06-18 | 2012-09-26 | 上海福岛化工科技发展有限公司 | Extreme-pressure abrasion-resistant open gear oil |
| CN104017628A (en) * | 2014-06-18 | 2014-09-03 | 中国人民解放军装甲兵工程学院 | Method for preparing composite anti-friction and anti-wear additive of graphene-loaded nanoparticles |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050124504A1 (en) * | 2002-07-26 | 2005-06-09 | Ashland Inc. | Lubricant and additive formulation |
| CN102218540A (en) * | 2010-04-14 | 2011-10-19 | 韩国科学技术院 | Graphene/metal nanocomposite powder and method of manufacturing the same |
| CN102690702A (en) * | 2012-06-18 | 2012-09-26 | 上海福岛化工科技发展有限公司 | Extreme-pressure abrasion-resistant open gear oil |
| CN104017628A (en) * | 2014-06-18 | 2014-09-03 | 中国人民解放军装甲兵工程学院 | Method for preparing composite anti-friction and anti-wear additive of graphene-loaded nanoparticles |
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