CN101974361A - Multifunctional nanocomposite antiwear agent - Google Patents
Multifunctional nanocomposite antiwear agent Download PDFInfo
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Abstract
The invention discloses a multifunctional nanocomposite antiwear agent which is prepared by mixing base oil, inorganic nanometer metal and compound thereof, dispersant, functional compound, organic solvent, coupling agent, synergistic agent, surface modifier, abrasive resistant material, accelerator, viscosity modifier, lubricating material, antirust preservative and emulsifier at ratio. The antiwear agent can effectively lower friction coefficient between moving parts, improves wear-resistance repair and bearing capability and improves working condition.
Description
Technical field
The present invention relates to a kind of multifunctional nanocomposites anti-wear agent, belong to the lubricating oil field.
Background technology
Modern industry has proposed requirements at the higher level to engineering goods, will be at high temperature, high pressure, at a high speed, work reliably under the severe environment of heavy duty and corrosive medium, the development of nano material provides support for this reason, inject vigor, enriched the function of Surface Engineering, improved the surface treatment quality, simultaneously in order to adapt to the national conditions of China, the saving energy, resource that also can be a large amount of help environment, can realize the sustainable development strategy.
With the engine is example: be completed into the liquid lubrication oil film from the engine starting to lubricating oil, need through the regular hour between friction surface.Owing to lubricate face fuel feeding deficiency, wear rate is very high during this period.Engine once starts and becomes popular, and the cylinder wall wearing and tearing are equivalent to the actual service life of automobile, are 210Km in the time of-18 ℃, are 80Km in the time of 5 ℃.Start wearing and tearing shared ratio generally more than 50 ﹪ " lubricant and lubrication technology " in the total wearing and tearing of motor car engine.Its principal element is that the structure of lube system and the flowability of lubricating oil cause.
Since the nineties in 20th century, along with the further investigation of people to nano material and technology, find that nanoparticle shows very excellent frictional behaviour in lubricated field, the nano lubricating oil additive made from these nanoparticles can make the heterogeneous function of lubricating oil obtain the raising of amplitude, for the medium-term and long-term difficult problem that exists in lubricating oil field has been opened up new solution route.
Tribology is thought: the frictional wear of parts is relevant with following Several Factors at least: the 1) metal properties of friction parts, such as copper is just wear-resistant than iron; 2) the microcosmic surface geometrical shape of friction parts, smooth surface is lacked than the little wearing and tearing of coarse resistance; 3) mode of motion of friction parts, rolling resistance is just lacked than the little wearing and tearing of sliding-frictional resistance; 4) medium between the parts surface of friction is made medium with oil or water or gas or solid material, and effect is different; Pressure, speed and temperature when 5) parts rub are different, and the result has notable difference.
Summary of the invention
[0003] purpose of the present invention just is to provide a kind of frictional coefficient that can effectively reduce between moving parts, improves its wear-resistant reparation and supporting capacity, improves the multifunctional nanocomposites anti-wear agent of operating mode.
Its technical solution is as follows:
A kind of multifunctional nanocomposites anti-wear agent, it is made up of following materials of weight proportions:
Component title content (weight %)
Base oil 20.0～90.0
Inorganic nano metal and compound 5.0～10.0 thereof
Dispersion agent 0.1～0.5
Functional compound 3.0～10.0
Organic solvent 10.0～150.0ppm
Coupling agent 50.0～100.0ppm
Synergistic agent 0.1～0.5
Surface-modifying agent 0.2～1.0
Anti-wear agent 5.0～10.0
Promotor 10.0～50.0
Viscosity modifier 0.1～1.0
Lubricant 2.5～5.0
Antirust, anticorrosive agent 0.1～0.3
Emulsifying agent 0.5～3.0
Oiliness improver 2.0～5.0
Above-mentioned base oil is: mesodialyte cerul refined mineral oil (40 ℃ of kinematic viscosity are 28.8-35.2mm2/s), the viscosity of super refined mineral oil BP110, three fatty oil BP135, MVI750, SE or SF level are that the viscosity of gasoline engine oil, CC or the CD level of 15w/40 is one or more the composition in the diesel engine oil, 100SN, 150SN, 900DN, 600ZW of 15w/40.
Above-mentioned inorganic nano metal and compound thereof are: the composition of one or more materials in nano-silicon nitride, nano silicon, carbon nanotube, nano zircite, nano aluminum nitride, nanometer copper, nano aluminium oxide, nano size rare earth fluoride, nm-class boron nitride, the Nano titanium nitride.
Above-mentioned dispersion agent is: dibutene succimide (T154 or T155), the two succimides (LAN152 orchidization head factory) of dibutene, polymethacrylate, PIBA, polyethylene-propylene copolymer, polyolefine, calcium mahogany sulfonate, petrolic magnesium sulfonate, polyoxyethylene glycol, organic sulfonic acid calcium (T102 Shanghai Gaoqiao petro-chemical corporation), polyisobutene succinimide, the polyisobutene maleic acid glycol ester, polyisobutene toxilic acid glycol ether ester, polyisobutene toxilic acid triethyleneglycol ester, polyisobutene toxilic acid sorbitol ester, polyisobutene toxilic acid pentaerythritol ester, oleic acid, the composition of one or more materials in the dialkyl dithiophosphoric acid (DDP).
The above-mentioned functions compound is: organo-siloxane, organic carboxyl acid, boric acid, its functional group are amino, two keys, epoxy group(ing), contain the composition of its one or more materials.
Above-mentioned organic solvent is: the composition of one or more materials in dimethyl formamide, N,N-DIMETHYLACETAMIDE, N-Methyl pyrrolidone, the meta-cresol.
Above-mentioned coupling agent is: γ-(methacryloxypropyl) third class Trimethoxy silane, organoalkoxysilane, contain its compositions a kind of or two kinds of materials.
Above-mentioned synergistic agent is: phosphorous acid ester, phosphoric acid ester, phosphite, phosphoric acid fat, phosphoric acid ester ammonium salt, phosphoric acid fat ammonium salt, sulphur phosphoric acid ester ammonium salt, thiophosphatephosphorothioate, HEDP, nitrogen-containing borate, contain the composition of its one or more materials.
Above-mentioned surface-modifying agent is: the composition of one or more materials in sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, potassium oleate, sodium stearate, polyoxyethylene glycol (400), alkyl alcohol phosphoric acid ester, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, sorbitan mono-laurate, polyoxyethylene (20) sorbitan mono-laurate, dialkyl group phosphoric acid and salt, alkyl dithionic acid and the salt thereof.
Above-mentioned wear-resistant material is: the composition of one or more materials in the subsalt of dialkyl dithiophosphoric acid sulfidation-oxidation molybdenum, dialkyl dithiophosphoric acid tungsten, rare earth addition, borate, Borated Ester Additives, phosphorus nitrogen additive, sulfur phosphate additive, acid phosphorous acid dodecyl ester, the multiple ester ammonium salt of sulphur phosphoric acid, tritolyl phosphate, boronation thiophosphoric acid ester ammonium salt, tributyl thiophosphate, different monooctyl ester acid phosphoric acid ester octadecylammonium salt, dioctyl zinc dithiophosphate.
Above-mentioned promotor is the composition of one or more materials in water, methyl alcohol, ethanol, propyl alcohol, the butanols.
Above-mentioned viscosity modifier is: polyisobutene, T603(China Jinzhou refinery).
Above-mentioned lubricant is: soluble polyimide, PFPE (PFPE) Krytox 143AC/Fomblin Z25(f μ=0.11), the composition of one or more materials in the phosphine nitrile (f μ=0.08).
Above-mentioned antirust, anticorrosive agent: the composition of one or more materials in N-oleoyl musculamine salt stearylamine, zinc naphthenate, Si Ben-80, oleic acid three own alkanolamine esters, benzo three nitrogen lanolin magnesium soaps, 2-amine 2 bases 17 alkenyl imidazolines-dodecenylsuccinic acid salt, the alkenyl succinic acid.
Mentioned emulsifier is: the composition of one or more materials in polyalcohols (propylene glycol, hexanetriol), fatty acid (n-octadecanoic acid), the aliphatic ether (fourth methyl ether, Anaesthetie Ether, methyl ethyl ether).
Above-mentioned oiliness improver is one or more in oleic acid glycol ester, 124 Triazole octadecylammonium salt, the sulfuration Oleum Gossypii semen.
The preparation method of a kind of multifunctional nanocomposites anti-wear agent of the present invention:
Step 1:Functional compound and promotor, dispersion agent, emulsifying agent, base oil are added through radiator (1) in the mixing agitator (2) of band heating unit and fully mix, be heated to 50～80 ℃, be incubated 30 minutes, obtain " A " solution;
Step 2:Get 90～95 parts of solution " A " and put into the mixing agitator (3) of band heating unit; Pass through radiator (4) again and add inorganic nano metal or their compound and enter in the mixing agitator (3) of band heating unit and stir, stirred 5～30 minutes; Pass through radiator (4) again and add surface-modifying agent, adjusting pH value is 8, stirs after 30 minutes, adds colloidal mill (5) running 2 hours, carries out micronizing, obtains " B " solution;
Step 3:Get 80～90 parts of solution " B " and put into band ultrasonic disperser (6), add organic solvent, coupling agent, lubricant, wear-resistant material, enter ultra-sonic dispersion through radiator (7) and stirred 1.5～2 hours.Gained liquid is put into reactor (8) and is warmed up to 110～120 ℃, behind the elimination promoter composition, is warmed up to 150 ℃, is incubated 2 hours, obtains " C " solution;
Step 4:Obtain 98～99.5 parts of " C " solution and put into high-speed shearing machine (9), add synergistic agent, antirust, anticorrosive agent, viscosity modifier, oiliness improver through radiator (10), high speed shear is mixed, velocity of shear is 10m/s～40m/s, obtain solution " D " after 2 hours and enter finished product jar (11), promptly get the multifunctional nanocomposites anti-wear agent.
The present invention is by " satisfy performance requriements, the ratio of performance to price improves, and helps environmental protection." principle, build energy-efficient society and environment protection.According to tribology principle, the Application of composite of multi-subject knowledges such as the surface treatment of integrated use integration engineering, kinds of surface treatment technology, nano surface work technology, macromolecular material, the excellent properties that makes full use of nano material, nanostructure with nano material, nanotechnology intersect with surface engineering technology, compound, comprehensive, optimize at the friction component surface and produce the lubricating oil additive that contains nano particle.Friction factor beyond the lubricating oil is improved, the microcosmic surface geometrical shape smooth surface that becomes of friction parts, change the mode of motion of friction parts, the change sliding friction is rolling resistance, play the coordinating effect of 1+1＞2, remedy the essence defective of this friction media of lubricating oil.
The mechanism of action of the present invention:
A kind of multifunctional nanocomposites anti-wear agent has improved the geometrical shape of parts friction microcosmic surface, the sex change nanoparticle that contains the oleophilic group functional group is evenly distributed in the lubricating oil, the nano material plating forms nanometer plating film to surface of the work in fricting movement, fill and lead up micron-sized indenture, it is smooth to make it to tend to nano level, physical film deposition is stablized wear-resistantly, repairs the microcosmic damaged part; While, other lubricating oil additive synergy generated the chemical reaction film of extreme-pressure anti-wear, and nanometer plating film is formed tessellation, protected mutually, became the nano composite membrane of nanometer plating film-chemical reaction film; Unnecessary nano particle has very big surface-area and contains micropore because of it, adsorbed a large amount of lubricants, be evenly distributed in the lubricating oil, carry between two-layer nano composite membrane with lubricating oil, on the contacted friction surface of friction pair, formed " molecule bearing " effect, can appellation " nanometer ball bearing structure film ".Nano composite membrane separates with " the nanometer ball bearing structure film " parafacies that will rub, and becomes to slide to rolling, and greatly reduces the frictional coefficient between moving parts.Though the manufacturing cost of multifunctional nanocomposites anti-wear agent improves, also make purchase price improve 15-20 ﹪, but can increase substantially the performance and the added value of product, thereby obtain higher profit, take the average return rate of these effective measures can reach more than 5-20 times.
A kind of multifunctional nanocomposites anti-wear agent of the present invention has the following advantages:
(1), composite Nano plating film, can repair wearing and tearing reliably; (2), save fuelling rate 8-20%; (3) prolong drain period 50%-100%; (4), recover power, at high temperature, high pressure, at a high speed, reliability service under the condition of heavy duty; (5), increase torsional forces 5-15%; (6), reduce friction 5-20 doubly; (7), effectively increase the service life 3-5 doubly; (8), reduce mechanicalness noise, vibration; (9) temperature reduces 10-20%; (10), reduce waste gas and discharge of poisonous waste 20%-70%; (11), frequently cold start-up and do not damage engine.Frequent cold start-up can not destroy the composite Nano plating film of formation; (12), be widely used in metallic surface and the aerospace field that synthetic motor oil, lubricating oil, gear oil, lubricating grease are lubricated.
Description of drawings
Fig. 1 is a process flow sheet of the present invention;
Fig. 2 is the test-results of engine test run(s) 1;
Fig. 3 is the test-results of engine test run(s) 2;
Fig. 4 is the test-results of engine test run(s) 3.
Embodiment
Example 1:
As shown in Figure 1, a kind of preparation method of multifunctional nanocomposites anti-wear agent and step:
Step 1:Functional compound and promotor, dispersion agent, emulsifying agent, base oil are entered in the mixing agitator (2) that adds the band heating unit through radiator (1) and fully mix, be heated to 60 ℃, be incubated 30 minutes, obtain " A " solution; Said functional compound is that organic carboxyl acid content in solution A is 2mol; Said promotor is that water content in solution A is 30 parts; Said dispersion agent is that polyoxyethylene glycol is got 5 parts; Said emulsifying agent is that propylene glycol is got 3 parts; Said base oil is that mesodialyte cerul refined mineral oil (40 ℃ of kinematic viscosity are 28.8-35.2mm2/s) is got 62 parts.
Step 2:Get 92 parts of solution " A " and put into the mixing agitator (3) of band heating unit; Pass through radiator (4) again and add inorganic nano metal or their compound and enter in the mixing agitator (3) of band heating unit and stir, stirred 15 minutes; Pass through radiator (4) again and add surface-modifying agent, adjusting pH value is 8, stirs after 30 minutes, adds colloidal mill (5) running 2 hours, carries out micronizing, obtains " B " solution.Said inorganic nano metal or their mixture are that 2 parts of nano-silicon nitrides, 2 parts of nano zircites, 2 parts of nanometer copper, nano size rare earth fluoride amount to 8 parts for 0.2 part in solution " B "; Said surface-modifying agent is that sodium lauryl sulphate content in solution " B " is 1 part.
Step 3:Get 90 parts of solution " B " and put into band ultrasonic disperser (6), add organic solvent, coupling agent, lubricant, wear-resistant material, enter ultra-sonic dispersion through radiator (7) and stirred 1.5～2 hours.Gained liquid is put into reactor (8) and is warmed up to 110 ℃, behind the elimination promoter composition, is warmed up to 150 ℃, is incubated 2 hours, obtains 70 parts of " C " solution.Said organic solvent is that N-Methyl pyrrolidone content in solution " C " is 50ppm; Said coupling agent is that organoalkoxysilane content in solution " C " is 60ppm; Said lubricant is that soluble polyimide content in solution " C " is 5 parts; Said wear-resistant material is that dialkyl dithiophosphoric acid sulfidation-oxidation molybdenum content in solution " C " is 5 parts.
Step 4:Obtain 94 parts of " C " solution and put into high-speed shearing machine (9), add synergistic agent, antirust, anticorrosive agent, viscosity modifier, oiliness improver through radiator (10), high speed shear is mixed, velocity of shear is 10m/s～40m/s, obtain 100 parts of solution " D " after 2 hours, enter finished product jar (11).Be the multifunctional nanocomposites anti-wear agent.Said synergistic agent for the HEDP ester get 20ppm, nitrogen-containing borate get 0.5 part in solution No. 1 " D " content amount to 0.5 part; Said antirust, anticorrosive agent zinc naphthenate content in solution " D " is 0.3 part; Said viscosity modifier is that polyisobutene content in solution " D " is 0.2 part; Said oiliness improver is 5 parts for sulfuration Oleum Gossypii semen (T404 Shanghai Gaoqiao petro-chemical corporation) content in solution " D ".
Example 2:
Step 1:Functional compound and promotor, dispersion agent, emulsifying agent, base oil are entered in the mixing agitator (2) that adds the band heating unit through radiator (1) and fully mix, be heated to 65 ℃, be incubated 30 minutes, obtain " A " solution; Said functional compound is that boric acid content in solution A is 1mol; Said promotor is water, and content is 20 parts in solution A; Said dispersion agent is that dibutene succimide (T155) content in solution A is 3 parts; Said emulsifying agent is that hexanetriol content in solution A is 2 parts; Said base oil is 75 parts for super refined mineral oil BP110 content in solution A.
Step 2:Get 90 parts of solution " A " and put into the mixing agitator (3) of band heating unit; Pass through radiator (4) again and add inorganic nano metal or their compound and enter in the mixing agitator (3) of band heating unit and stir, stirred 20 minutes; Pass through radiator (4) again and add surface-modifying agent, adjusting pH value is 8, stirs after 30 minutes, adds colloidal mill (5) running 2 hours, carries out micronizing, obtains " B " solution.Said inorganic nano metal or their mixture are that nano-silicon nitride, nano zircite, nanometer copper, nm-class boron nitride content in solution " B " is 9.5 parts; Said surface-modifying agent is that potassium oleate content in solution " B " is 0.5 part.
Step 3:Get 85 parts of solution " B " and put into band ultrasonic disperser (6), add organic solvent, coupling agent, lubricant, wear-resistant material, enter ultra-sonic dispersion through radiator (7) and stirred 1.0 hours.Gained liquid is put into reactor (8) and is warmed up to 110 ℃, behind the elimination promoter composition, is warmed up to 160 ℃, is incubated 2 hours, obtains " C " solution.Said organic solvent is that dimethyl formamide content in solution " C " is 150ppm; Said coupling agent is that γ-(methacryloxypropyl) third class Trimethoxy silane content in solution " C " is 100ppm; Said lubricant is PFPE (PFPE) Krytox 143AC/Fomblin Z25(f μ=0.11) content is 5 parts in solution " C "; Said wear-resistant material is that boric acid ester content in solution " C " is 10 parts.
Step 4:Obtain 95 parts of " C " solution and put into high-speed shearing machine (9), add synergistic agent, antirust, anticorrosive agent, viscosity modifier, oiliness improver through radiator (10), high speed shear is mixed, and velocity of shear is 10m/s～40m/s, obtains solution " D " after 2 hours and enters finished product jar (11).Be the multifunctional nanocomposites anti-wear agent.Said synergistic agent is that nitrogen-containing borate content in solution " D " is 0.2 part; Said antirust, anticorrosive agent alkenyl succinic acid content in solution No. 2 " D " is 0.1 part; Said viscosity modifier is T603(China Jinzhou refinery) content is 0.5 part in solution " D "; Said oiliness improver is 4.2 parts of oleic acid glycol esters (LAN403 orchidization head factory).
Example 3:
Step 1:Functional compound and promotor, dispersion agent, emulsifying agent, base oil are entered in the mixing agitator (2) that adds the band heating unit through radiator (1) and fully mix, be heated to 70 ℃, be incubated 30 minutes, obtain " A " solution; Said functional compound is that organic carboxyl acid 7 content in solution A is 3mol; Said promotor is water, ethanol, and content is 40 parts in solution A; Said dispersion agent is that organic sulfonic acid calcium (T102 Shanghai Gaoqiao petro-chemical corporation) content in solution A is 3 parts; Said emulsifying agent is that propylene glycol content in solution A is 5 parts; Said base oil is that three fatty oil BP135 content in solution A is 52 parts.
Step 2:Get 90 parts of solution " A " and put into the mixing agitator (3) of band heating unit; Pass through radiator (4) again and add inorganic nano metal or their compound and enter in the mixing agitator (3) of band heating unit and stir, stirred 20 minutes; Pass through radiator (4) again and add surface-modifying agent, adjusting pH value is 8, stirs after 30 minutes, adds colloidal mill (5) running 2 hours, carries out micronizing, obtains " B " solution.Said inorganic nano metal or their mixture are that to amount to content for 0.5 part in solution " B " be 8 parts for 1 part of carbon nanotube, 1 part of nano zircite, 2 parts of nano aluminum nitrides, 3 parts of nanometer copper, 1.5 parts of nano size rare earth fluorides, nm-class boron nitride; Said surface-modifying agent is that alkyl alcohol phosphoric acid ester content in solution " B " is 1.0 parts.
Step 3:Get 80 parts of solution " B " and put into band ultrasonic disperser (6), add organic solvent, coupling agent, lubricant, wear-resistant material, enter ultra-sonic dispersion through radiator (7) and stirred 1.5 hours.Gained liquid is put into reactor (8) and is warmed up to 115 ℃, behind the elimination promoter composition, is warmed up to 160 ℃, is incubated 2 hours, obtains " C " solution.Said organic solvent is that N,N-DIMETHYLACETAMIDE content in solution " C " is 100ppm; Said coupling agent is that organoalkoxysilane content in solution " C " is 100ppm; Said lubricant is that phosphine nitrile (f μ=0.08) content in solution " C " is 5 parts; Said wear-resistant material is that to amount to content for 5 parts in solution " C " be 10 parts to the subsalt of 5 parts of tributyl thiophosphates (T308 set a prairie fire in Lanzhou chemical plant), dioctyl zinc dithiophosphate.
Step 4:Obtain 95 parts of " C " solution and put into high-speed shearing machine (9), add synergistic agent, antirust, anticorrosive agent, viscosity modifier, oiliness improver through radiator (10), high speed shear is mixed, and velocity of shear is 10m/s～40m/s, obtains solution No. 3 " D " after 2 hours and enters finished product jar (11).Be the multifunctional nanocomposites anti-wear agent.Said synergistic agent is that sulphur phosphoric acid ester ammonium salt 0.1, HEDP ester 10ppm content in solution " D " is 0.1 part; Said antirust, anticorrosive agent benzo three nitrogen lanolin magnesium soaps content in solution " D " is 0.1 part; Said viscosity modifier is T603(China Jinzhou refinery) content is 0.1 part in solution " D "; Said oiliness improver is 4.7 parts of 124 Triazole octadecylammonium salt (T406 Nanjing three friendly Fine Chemical Works).
The engine running experiment:
(1) the multifunctional nanocomposites anti-wear agent that 200ml example 1, example 2, example 3 are made add to respectively 4～6 liters of SE or SF level the gasoline engine oil of 15w/40 in, add the motor car engine operation.Experiment shows: maximum power has improved 8～12 ﹪; Cylinder is pressed and has been improved 0.06～0.3MPa, and CO and hydrocarbons content have reduced by 50～90 ﹪ in the idle exhaust emission; Fuel consumption per hundred kilometers has reduced by 8～20 ﹪; Oil consumption decline 30～50 ﹪, noise has descended 20～30 decibels.
(2) to add the viscosity of 4～6 liters of CC or CD level respectively to be in the diesel engine oil of 15w/40 to the multifunctional nanocomposites anti-wear agent that 200ml example 1, example 2, example 3 are made, and adds the motor car engine operation.Experiment shows: maximum power has improved 10～15 ﹪; Cylinder is pressed and has been improved 10～35 ﹪, and CO and hydrocarbons content have reduced by 50～90 ﹪ in the idle exhaust emission; Fuel consumption per hundred kilometers has reduced by 8～20 ﹪; Oil consumption decline 30～50 ﹪; Noise has descended 25～40 decibels.
(3) the multifunctional nanocomposites anti-wear agent that 200ml example 1, example 2, example 3 are made adds to respectively in 4～6 liters of gear oils, joins equipment gear change fuel tank, operational outfit.Experiment shows: turn round after 10 minutes reometer 10～25 ﹪ that descended; Noise has descended 30～50 decibels, and equipment operation is more reliable, and maintenance rate also descends greatly.
Wear-resistant repairing performance experiment:
The multifunctional nanocomposites anti-wear agent that 200ml example 1, example 2, example 3 are made adds to respectively in 4～6 liters of different gasoline engine oils, diesel engine oil, the gear oil, uses rattling machine and experimentizes.Result such as Fig. 2, Fig. 3, shown in Figure 4.
More than experimental results show that example 1 of the present invention to the multifunctional nano lubrication oil antiwear agent of example 3 in different vehicles and equipment use, all show good multiple performance, energy-saving and emission-reduction, wear-resistant reparation and supporting capacity, the life-span that can effectively improve equipment and engine have been improved greatly.
Claims (9)
1. multifunctional nanocomposites anti-wear agent is characterized in that the multicomponent mixture proportioning is as follows:
Component title content (weight %)
Base oil 20.0～90.0
Inorganic nano metal and compound 5.0～10.0 thereof
Dispersion agent 0.1～0.5
Functional compound 3.0～10.0
Organic solvent 10.0～150.0ppm
Coupling agent 50.0～100.0ppm
Synergistic agent 0.1～0.5
Surface-modifying agent 0.2～1.0
Anti-wear agent 5.0～10.0
Promotor 10.0～50.0
Viscosity modifier 0.1～1.0
Lubricant 2.5～5.0
Antirust, anticorrosive agent 0.1～0.3
Emulsifying agent 0.5～3.0
Oiliness improver 2.0～5.0.
2. a kind of multifunctional nanocomposites anti-wear agent according to claim 1, it is characterized in that base oil is: mesodialyte cerul refined mineral oil (40 ℃ of kinematic viscosity are 28.8-35.2mm2/s), the viscosity of super refined mineral oil BP110, three fatty oil BP135, MVI750, SE or SF level are that the viscosity of gasoline engine oil, CC or the CD level of 15w/40 is one or more the composition in the diesel engine oil, 100SN, 150SN, 900DN, 600ZW of 15w/40.
3. a kind of multifunctional nanocomposites anti-wear agent according to claim 1 and 2 is characterized in that inorganic nano metal and compound thereof are: the composition of one or more materials in nano-silicon nitride, nano silicon, carbon nanotube, nano zircite, nano aluminum nitride, nanometer copper, nano aluminium oxide, nano size rare earth fluoride, nm-class boron nitride, the Nano titanium nitride.
4. a kind of multifunctional nanocomposites anti-wear agent according to claim 1 and 2 is characterized in that dispersion agent is: the dibutene succimide, the two succimides of dibutene, polymethacrylate, PIBA, polyethylene-propylene copolymer, polyolefine, calcium mahogany sulfonate, petrolic magnesium sulfonate, polyoxyethylene glycol, organic sulfonic acid calcium, polyisobutene succinimide, the polyisobutene maleic acid glycol ester, polyisobutene toxilic acid glycol ether ester, polyisobutene toxilic acid triethyleneglycol ester, polyisobutene toxilic acid sorbitol ester, polyisobutene toxilic acid pentaerythritol ester, oleic acid, the composition of one or more materials in the dialkyl dithiophosphoric acid.
5. a kind of multifunctional nanocomposites anti-wear agent according to claim 1 and 2, it is characterized in that functional compound is: organo-siloxane, organic carboxyl acid, boric acid, its functional group are amino, two keys, epoxy group(ing), contain the composition of its one or more materials.
6. a kind of multifunctional nanocomposites anti-wear agent according to claim 1 and 2 is characterized in that organic solvent is: the composition of one or more materials in dimethyl formamide, N,N-DIMETHYLACETAMIDE, N-Methyl pyrrolidone, the meta-cresol.
7. a kind of multifunctional nanocomposites anti-wear agent according to claim 1 and 2 is characterized in that coupling agent is: the composition of a kind of or two kinds of materials in γ-third class Trimethoxy silane, the organoalkoxysilane.
8. a kind of multifunctional nanocomposites anti-wear agent according to claim 1 and 2, it is characterized in that synergistic agent is: phosphorous acid ester, phosphoric acid ester, phosphite, phosphoric acid fat, phosphoric acid ester ammonium salt, phosphoric acid fat ammonium salt, sulphur phosphoric acid ester ammonium salt, thiophosphatephosphorothioate, HEDP, nitrogen-containing borate, contain the composition of its one or more materials.
9. a kind of multifunctional nanocomposites anti-wear agent according to claim 1 and 2 is characterized in that surface-modifying agent is: the composition of one or more materials in sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, potassium oleate, sodium stearate, polyoxyethylene glycol, alkyl alcohol phosphoric acid ester, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, sorbitan mono-laurate, polyoxyethylene 20 sorbitan monolaurate, dialkyl group phosphoric acid and salt thereof, alkyl dithionic acid and the salt thereof; Wear-resistant material is the composition of one or more materials in the subsalt of the multiple ester ammonium salt of alkyl dithiophosphoric acid sulfidation-oxidation molybdenum, dialkyl dithiophosphoric acid tungsten, rare earth addition, borate, Borated Ester Additives, phosphorus nitrogen additive, sulfur phosphate additive, acid phosphorous acid dodecyl ester, sulphur phosphoric acid, tritolyl phosphate, boronation thiophosphoric acid ester ammonium salt, tributyl thiophosphate, different monooctyl ester acid phosphoric acid ester octadecylammonium salt, dioctyl zinc dithiophosphate; Promotor is the composition of one or more materials in water, methyl alcohol, ethanol, propyl alcohol, the butanols; Viscosity modifier is: polyisobutene, T603; Lubricant is the composition of one or more materials in soluble polyimide, PFPE Krytox 143AC/Fomblin Z25, the phosphine nitrile; Antirust, anticorrosive agent: the composition of one or more materials in N-oleoyl musculamine salt stearylamine, zinc naphthenate, Si Ben-80, oleic acid three own alkanolamine esters, benzo three nitrogen lanolin magnesium soaps, 2-amine 2 bases 17 alkenyl imidazolines-dodecenylsuccinic acid salt, the alkenyl succinic acid; Emulsifying agent is: the composition of one or more materials in polyalcohols, fatty acid, the aliphatic ether; Oiliness improver is oleic acid glycol ester, 124 Triazole octadecylammonium salt, sulfuration Oleum Gossypii semen.
10, the method for a kind of as claimed in claim 1 or 2 multifunctional nanocomposites anti-wear agent of a kind of preparation, it comprises the steps:
Step 1Functional compound and promotor, dispersion agent, emulsifying agent, base oil are added through radiator (1) in the mixing agitator (2) of band heating unit and fully mix, be heated to 50～80 ℃, be incubated 30 minutes, obtain " A " solution;
Step 2Get 90～95 parts of solution " A " and put into the mixing agitator (3) of band heating unit; Pass through radiator (4) again and add inorganic nano metal or their compound and enter in the mixing agitator (3) of band heating unit and stir, stirred 5～30 minutes; Pass through radiator (4) again and add surface-modifying agent, adjusting pH value is 8, stirs after 30 minutes, adds colloidal mill (5) running 2 hours, carries out micronizing, obtains " B " solution;
Step 3Get 80～90 parts of solution " B " and put into band ultrasonic disperser (6), add organic solvent, coupling agent, lubricant, wear-resistant material, enter ultra-sonic dispersion through radiator (7) and stirred 1.5～2 hours.Gained liquid is put into reactor (8) and is warmed up to 110～120 ℃, behind the elimination promoter composition, is warmed up to 150 ℃, is incubated 2 hours, obtains " C " solution;
Step 4Obtain 98～99.5 parts of " C " solution and put into high-speed shearing machine (9), add synergistic agent, antirust, anticorrosive agent, viscosity modifier, oiliness improver through radiator (10), high speed shear is mixed, velocity of shear is 10m/s～40m/s, obtain solution " D " after 2 hours and enter finished product jar (11), promptly get the multifunctional nanocomposites anti-wear agent.
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Application publication date: 20110216 |