CN107312597A - A kind of triple composite membrane antiwear and energy-saving engine oils - Google Patents
A kind of triple composite membrane antiwear and energy-saving engine oils Download PDFInfo
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- CN107312597A CN107312597A CN201710530968.9A CN201710530968A CN107312597A CN 107312597 A CN107312597 A CN 107312597A CN 201710530968 A CN201710530968 A CN 201710530968A CN 107312597 A CN107312597 A CN 107312597A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/047—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution and macromolecular compounds
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/06—Metal compounds
- C10M2201/065—Sulfides; Selenides; Tellurides
- C10M2201/066—Molybdenum sulfide
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/022—Ethene
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- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/024—Propene
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- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/026—Butene
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- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/06—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing conjugated dienes
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/14—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/144—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings containing hydroxy groups
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/16—Naphthenic acids
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- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
- C10M2207/2825—Esters of (cyclo)aliphatic oolycarboxylic acids used as base material
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- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/283—Esters of polyhydroxy compounds
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
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- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/102—Polyesters
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2213/06—Perfluoro polymers
- C10M2213/062—Polytetrafluoroethylene [PTFE]
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
- C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
- C10M2219/066—Thiocarbamic type compounds
- C10M2219/068—Thiocarbamate metal salts
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/045—Metal containing thio derivatives
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/40—Low content or no content compositions
- C10N2030/42—Phosphor free or low phosphor content compositions
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/40—Low content or no content compositions
- C10N2030/43—Sulfur free or low sulfur content compositions
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
- C10N2040/252—Diesel engines
Abstract
The present invention relates to a kind of triple composite membrane antiwear and energy-saving engine oils, especially a kind of triple composite membrane antiwear and energy-savings start diesel engine oil and/or gasoline engine oil, the engine oil is with base oil, complexing agent, tackifier and additive are what raw material was made, the base oil is including at least the mixture for having polyester base oil, being comprised at least in the additive has organic-molybdenum and polytetrafluoroethylene (PTFE) additive, engine is under different operating modes, the polyester base oil, the organic-molybdenum and the polytetrafluoroethylene (PTFE) form polarity adsorbed film respectively in engine friction secondary surface, chemical reaction film and physical deposition film simultaneously provide engine lubrication wear-resistant protection by the synergy of triple composite membranes.Triple composite membrane antiwear and energy-saving engine oils that the present invention is provided have good antiwear and antifriction, can effectively extend the drain period, improve fuel economy, meet Modern Engine technology to engine oil requirement.
Description
Technical field
The present invention relates to lubricating oil field, more particularly to a kind of triple composite membrane antiwear and energy-saving engine oils.
Background technology
In the automotive industry, tribology behavior is to cause the main cause of automobile mechanical failure and energy expenditure.According to U.S.
The typical automotive Energy distribution situation that Environmental Protection Agency of state measures is understood, has 62% to disappear because of inevitable heat dissipation in fuel energy
Consumption, in remaining 38% effective mechanical energy, the friction loss for consuming various parts in the car accounts for 10.5%.Fact card
It is bright：The energy loss that reduction engine components friction is caused is to realize the key factor of reduction automobile fuel consumption.Engine is set
The improvement of meter and the raising of motor oil formulations technology, all can directly improve the fuel economy of automobile, but send out by improving
Motivation oil formula will be far below the cost of exploitation new work engine to improve the cost of fuel economy.
With engine technology development and environmental regulation it is increasingly perfect, the requirement to engine oil is also tight all the more
It is severe.Engine is designed and the quality improved all to engine oil of emission control technique proposes higher requirement, that is, requires to start
Machine oil energy-saving and environmental protection and extension drain period.This is not only examining to the quality of the base oil as engine oil key component
Test, be also the limitation to sulphur, phosphorus content in engine oil, it is most important that it is required that engine oil has more preferable high temperature antioxidant
With antiwear and antifriction.
The high-effect wear-resistant friction reducer more commonly used now is the organic-molybdenum containing sulphur phosphorus.Organic molybdenum additive changes as friction
Engine friction resistance can effectively be reduced to improve high-caliber molybdenum in VE Vehicle Economy, but wear-resistant friction reducer by entering agent
Engine corrosion can be caused to wear and tear again, shorten service life of aeroengine；Meanwhile, it can also accelerate oil product oxygen when molybdenum content is too high
Change.On the other hand, if without sulphur phosphorus isoreactivity element in organic-molybdenum, its abrasion resistance is again low；But, height contains in engine oil
The sulphur phosphorus and ash of amount can be adversely affected to exhaust emissions processing unit.
Chinese patent (publication No. is CN103497815A) discloses a kind of antifriction energy-saving engine lubricating oil.The lubricating oil
It is to be constituted according to following percentage by weight：Hydroisomerizing dewaxing Group III base oil 50~60%, poly- a alkene PAO25~
30%, lube oil additive 10~25%.Described lube oil additive component includes：Antiwear additive 1%~2%；It is peace and quiet scattered
Agent 2~3%；Oxidation and corrosion inhibitor 1.5~2%；Pour-point depressant 0.3~0.7%；Viscosity index improver 6~15%；Defoamer
0.01%.The antiwear additive of the lubricating oil makes the lubricating oil using molybdenum-dithiocar-bamate, molybdenum-dithiophosphates compounding
Antifriction antiwear effect, engine muting function and oil-saving effect all clearly, the lubricating oil is in large truck full
Engine system can be preferably protected under the conditions of loading condiction and harsh road conditions, extends its life-span, fuel is saved.But,
At least also there is following defect in the lubricating oil that the patent is provided：The lubricating oil only improves lubricating oil by organic-molybdenum antiwear additive
Antiwear and antifriction effect so that the consumption of organic-molybdenum is too high, causes the spatter property of oil product not high, does not meet modern environmental protection to lubricating oil
Requirement, meanwhile, high-caliber molybdenum causes engine corrosion to wear and tear, and shortens service life of aeroengine；On the other hand, the profit
Lubricating oil only realizes the antiwear and antifriction effect of lubricating oil by organic-molybdenum antiwear additive, and the effect of its antiwear additive is limited, causes lubrication
The usage cycles of oil are not long, and the fuel economy of oil product is not high, it is necessary to frequently change fresh oil, does not meet Modern Engine technology pair
Lubricating oil requirement.
On the other hand, polytetrafluoroethylene (PTFE) is particularly fabulous because of its excellent chemical stability, high-low temperature resistant, anticorrosion
Tribological property, in recent years, polytetrafluoroethylene (PTFE) are paid attention to as the friction improver of lubricating oil；However, polytetrafluoroethylene (PTFE) has
Have stronger from adsorption capacity, easily reunite, there is the defect that dispersion stabilization is bad, easily precipitate in lubrication oil systems, by
This limits the application of polytetrafluoroethylene (PTFE).Therefore, it is badly in need of a kind of new wear-resistant friction reducer, passes through the collaboration of multiple formulations component
Act on realizing the antiwear and antifriction effect of lubricating oil, make lubricating oil while organic molybdenum content is reduced, remain to keep excellent
Antiwear and friction reduction property and long drain period.
The content of the invention
For the deficiency of prior art, the invention provides a kind of triple composite membrane engine oils, one has been provided in particular in
Triple composite membrane antiwear and energy-saving engine oils are planted, engine is under different operating modes, and the polyester base oil in the engine oil leads to
Its polar ester groups contained is crossed in metal friction surface formation polarity adsorbed film, organic-molybdenum to pass through in metal friction surface
Reaction forms chemical reaction film and polytetrafluoroethylene (PTFE) and sunk by solidifying to form physics in metal friction surface absorption depositing molten
Integrated membrane so that the engine oil by the synergy of the polarity adsorbed film, chemical reaction film and physical deposition film to starting
Machine provides lubrication wear-resistant protection.The different operating modes refer to the cold start-up of engine, run at a low speed, run at high speed, braking and
Parking.
The polytetrafluoroethylene (PTFE) that the present invention is used is sub-micro state polytetrafluoroethylene (PTFE), and granularity is 0.05~0.5 μm.Sub-micro state poly- four
PVF can form one layer of physical protection film, effectively protection gold in low temperature and underload in surface of friction pair absorption deposition
Metal surface.With temperature rise and load increase, polytetrafluoroethylparticle particle melting and solidification is formed at the localized hyperthermia of hill contact
The physics film of polymolecular layer, is protected to friction surface.Meanwhile, organic-molybdenum can occur chemical reaction with surface of friction pair and be formed
One stratification diaphragm, further reduces the abrasion of metal surface.Contain polar ester groups in the molecular structure of polyester base oil, because
Its special polar structure and high temperature oxidation resistance, can remain thick and firm polarity adsorbed film in metal surface.Cause
This, passes through the synergy of sub-micro state polytetrafluoroethylene (PTFE), organic-molybdenum and polyester base oil, it is ensured that oil product starts from low temperature environment
Machine, which starts to normal operation, engine shutdown overall process, remains excellent antiwear and antifriction, so as to provide complete to engine
Protect in face.
According to a preferred embodiment, the engine oil be by percentage by weight be 82.7~87.2% basis
What oil, 7.5~9.5% complexing agent, 4.6~8.3% tackifier and 0.7% additive were made for raw material, the base
Plinth is oily, the percentage by weight sum of the complexing agent, the tackifier and the additive is 100%.Preferably, the basis
Oil is 82.7~84.8% diesel engine oil or 85.1~87.2% gasoline engine oil.
The pour point depression that percentage by weight is 0.1~0.5% is included according to the additive of a preferred embodiment 0.7%
Agent, 0.1% organic-molybdenum and 0.1~0.5% polytetrafluoroethylene (PTFE).In triple composite membrane antiwear and energy-saving engine oils of the present invention
The content of organic-molybdenum is low, can effectively reduce the content of sulphur phosphorus in oil product, improves the spatter property of oil product, meets modern environmental protection to starting
Machine oil requirement.
According to a preferred embodiment, the polytetrafluoroethylene (PTFE) is sub-micro state polytetrafluoroethylene (PTFE), and the sub-micro state
The granularity of polytetrafluoroethylene (PTFE) is 0.05~0.5 μm of sub-micro state superfines.The sub-micro state superfines that the present invention is used it is poly-
Tetrafluoroethene, it has polymolecularity.In use, the polytetrafluoroethylene (PTFE) of sub-micro state superfines, its molecular particle size is small,
Adhesion is weak, can be highly stable be dispersed in lubricating oil, improves stably dispersing of the polytetrafluoroethylene (PTFE) in lubrication oil systems
Property, so as to improve its performance.
According to a preferred embodiment, the organic-molybdenum is sulphur phosphorus molybdenum, not phosphorous molybdenum and not in the molybdenum of sulfur-bearing phosphorus
It is one or more.Preferably, the organic-molybdenum is molybdenum dialkyl-dithiophosphate, molybdenum dialkyldithiocarbamacompositions, two sulphur
Change the one or more in molybdenum, molybdenum amine complex, molybdenum naphthenate and alkyl salicylate molybdenum.The present invention passes through anti-in triple composite membranes
Mill energy-saving engine oil in add organic-molybdenum, engine oil can be made to reach antifriction, it is wear-resistant and lubrication effect.
According to a preferred embodiment, the pour-point depressant is polymethacrylates.Preferably, the polymethyl
The molecular weight of acid esters is 10000~200000.The polymethacrylates is by hexadecyl metrhacrylate, styrene, horse
Come what acid anhydrides was made according to 2~10: 1~5: 1~5 proportioning.The polymethacrylates has that purity is high, depression effeCt is good,
The wide advantage of range of choice to base oil.The present invention in triple composite membrane antiwear and energy-saving engine oils by adding the pour point depression
Agent, can make the low temperature flow of engine oil is improved well.
According to a preferred embodiment, the base oil is II class base oil and/or III class base oil and polyester basis
The mixture of oil, percentage by weight of the polyester base oil in the base oil total amount is no more than 25%.Preferably, this hair
Bright II class base oil used, III class base oil are bright stock 150BS, hydroisomerization 500N.The polyester base oil is the last of the ten Heavenly stems
One kind in diacid di-isooctyl, diisooctyl adipate, trimethylolpropane fatty acid ester and pentaerythritol fatty ester or
Two or more mixing.
According to a preferred embodiment, the complexing agent is bavin machine oil complexing agent or steam turbine oil complexing agent.Preferably, institute
Bavin machine oil complexing agent is stated to be made up of raw material using base oil, oxidation and corrosion inhibitor, detersive, dispersant and matal deactivator.Institute
Steam turbine oil complexing agent is stated to be made up of raw material using detersive, dispersant, oxidation and corrosion inhibitor, pro-oxygenic agent and anti-foaming agent.
According to a preferred embodiment, the tackifier are ethylene-propylene copolymer or hydrogenated styrene isoprene copolymer
Thing.Preferably, the tackifier can also be one or both of polyester, polyisobutene and polyvinyl paraffin wax.
According to a preferred embodiment, the engine oil is obtained in the following way：By the base oil
1/2nd add and reconcile in kettles and be warming up to 80~90 DEG C, add tackifier and pour-point depressant Posterior circle stirs 0.5~1.5h.
Remaining base oil is added in the mediation kettle and the temperature in the mediation kettle is remained 60 DEG C, complexing agent is added follow-up
0.2~1h of continuous circulation stirring.Polytetrafluoroethylene (PTFE) and organic-molybdenum are added in mediation kettle and 2~3h of stirring is continued cycling through, after cooling
Produce product.Preferably, tackifier and pour-point depressant Posterior circle stirring 1h are added.Add and continue circulation stirring 0.5h after complexing agent.
The preparation method for triple composite membrane antiwear and energy-saving engine oils that the present invention is provided has simple, workable excellent of technique
Gesture, suitable for large-scale mass production.
According to a preferred embodiment, triple composite membrane antiwear and energy-saving engine oils are by 68.7% II class
And/or III class base oil, 15% polyester base oil, 9.5% bavin machine oil complexing agent D3384,6.1% tackifier, 0.3%
Pour-point depressant, 0.1% organic-molybdenum and 0.3% polytetrafluoroethylene (PTFE) compounding；Or the wear-resistant section of triple composite membranes
Energy engine oil is combined by 71.2% II class and/or III class base oil, 15% polyester base oil, 7.5% steam turbine oil
Agent H9325G, 5.6% tackifier, 0.3% pour-point depressant, 0.1% organic-molybdenum and 0.3% polytetrafluoroethylene (PTFE) compounding are formed
's.Wherein, II described class base oil and/or III class base oil are that viscosity index (VI) is 90~100, and saturated hydrocarbon content is more than
98%, sulfur content is less than 0.03% hydroisomerization 500N and/or bright stock 150BS.Described polyester base oil is 40 DEG C
Kinematic viscosity be 8~20mm2/ s, acid number is less than 0.1mgKOH/g Plexol 201 and diisooctyl adipate, or
Person is that 40 DEG C of kinematic viscosity is 15~68mm2/ s, acid number is less than 0.1mgKOH/g trimethylolpropane fatty acid esters and season penta
Four alcohol fatty acid esters.Described tackifier are polymethacrylates VISCOPLEX8-450, low molecular polyisobutylene PB1300
Or PB2400 and/or ethylene propylene copolymer T612 or T614.Described pour-point depressant be molecular weight for 10000~200000 it is poly-
Methacrylate.Described organic-molybdenum is molybdenum dialkyl-dithiophosphate, molybdenum dialkyldithiocarbamacompositions, curing
One or more in molybdenum, molybdenum amine complex, molybdenum naphthenate and alkyl salicylate molybdenum.Described polytetrafluoroethylene (PTFE) is that granularity is
0.05~0.5 μm of sub-micro state polytetrafluoroethylene (PTFE).Triple composite membrane antiwear and energy-savings start diesel engine oil and/or gasoline engine oil to adopt
With suitable proportioning, it can be cooperateed with different operating modes by polarity adsorbed film, chemical reaction film and physical deposition film to engine
There is provided lubrication wear-resistant protection, it is possible to decrease engine noise, save fuel oil, can significantly extend the drain period；Meanwhile, can also effectively it drop
The content of tackifier in low engine oil, improves the spatter property of triple composite membrane antiwear and energy-saving engine oil oil products of the present invention,
It is allowed to meet modern environmental protection to engine oil requirement.
Triple composite membrane antiwear and energy-saving engine oils that the present invention is provided at least have following advantage：
(1) triple composite membrane antiwear and energy-saving engine oils that the present invention is provided have good antiwear and antifriction, can be effective
Extend the drain period, improve fuel economy, meet Modern Engine technology to engine oil requirement.
(2) triple composite membrane antiwear and energy-saving engine oils that the present invention is provided are improved while organic molybdenum content is reduced
The antiwear and antifriction and extreme pressure property of engine oil, can effectively reduce the content of sulphur phosphorus in oil product, improve the spatter property of oil product, meet
Modern environmental protection is to engine oil requirement.
(3) antiwear and antifriction of engine oil can not only be improved by sub-micro state polytetrafluoroethylene (PTFE) being added in engine oil,
Due to the physicochemical properties that polytetrafluoroethylene (PTFE) is stable, even if under severe conditions using remaining to make engine oil keep excellent
Antiwear and friction reduction property, effectively saves fuel and extends the usage cycles of oil product.
Embodiment
It is described in detail with reference to embodiment.
For the deficiency of prior art, the invention provides a kind of triple composite membrane antiwear and energy-saving engine oils, engine
Oil is formulated using base oil, complexing agent, tackifier and additive as raw material.Base oil is basic including at least there is polyester
The mixture of oil.Being comprised at least in additive has organic-molybdenum and polytetrafluoroethylene (PTFE) additive.Engine is under different operating modes, polyester
Base oil, organic-molybdenum and polytetrafluoroethylene (PTFE) form polarity adsorbed film, chemical reaction film and thing respectively in engine friction secondary surface
Deposition film is managed, engine is provided by the synergy of triple composite membranes and lubricates wear-resistant protection.Under different operating modes, polarity is inhaled
Membrane, chemical reaction film and physical deposition film, which can all form and engine provided by triple composite membranes, lubricates wear-resistant protection.
The criterion of signified different operating modes of the invention is rated speed economic speed per hour and the operation in other words of engine
Situation, different vehicle is different.It is more less than economic speed per hour or stop to open and can be considered speed operation, higher than economic speed per hour very
Many, fierce driving, highway driving can be considered high-speed working condition.When automobilism, cold start-up, low speed row can be mainly run into
Sail, run at high speed and several operating modes such as slowing-down brake.Engine temperature is different under different operating modes, such as cold start-up and runs at a low speed
When, engine temperature is relatively low, and the organic-molybdenum in machine oil can not effectively play a role at such a temperature, plays the master of antiwear and antifriction
The physical deposition film to be formed for the polarity adsorbed film and polytetrafluoroethylene (PTFE) of polyester base oil formation, the two at a lower temperature may be used
Adsorbed film is formed, so as to be protected to engine.During automobile normal running, engine temperature is in normal condition,
That is moderate temperature, organic-molybdenum needs that chemical reaction film could be formed in metal surface at a certain temperature, at this moment polyester base oil
Polarity adsorbed film, the physical deposition film of polytetrafluoroethylene (PTFE) formation and the chemical reaction film of organic-molybdenum formation of formation cooperate with work together
With to the wear-resistant protection of engine progress.When galloping, engine temperature is higher, at this moment plays antiwear and reducing friction effect
The polarity adsorbed film, the physical deposition film of polytetrafluoroethylene (PTFE) formation and organic-molybdenum formation for the formation of polyester base oil chemistry it is anti-
Film, the particularly chemical reaction film of organic-molybdenum formation and the physical deposition film of polytetrafluoroethylene (PTFE) formation are answered under high temperature harsh conditions
Advantage becomes apparent the polarity adsorbed film formed compared to polyester base oil in the case of a high temperature.
Polytetrafluoroethylene (PTFE) has excellent chemical stability and tribological property, and its molecular structure is symmetric arrays, entirely
Molecule is low pole, and the active force of adjacent molecule interchain is Van der Waals force, and attractive interaction is small, and mechanical shearing intensity is weak, it is easy to
The transfer membrane of contact surface formation uniformly continuous.Its film forming reason does not have side chain mainly due to molecule, intermolecular to rely solely on model moral
Hua Li is combined, and is easier to shift along glide direction；The second is with being inclined to metal complex, metal fluorine is formed on frictional metal surface
Compound and metal complex.
The polytetrafluoroethylene (PTFE) that the present invention is used is sub-micro state polytetrafluoroethylene (PTFE), and it has high crystalline and polymolecularity, energy
Uniformly it is blended with other materials, the dispersiveness of polytetrafluoroethylene (PTFE) can be greatly improved, so as to improve its performance.It is scattered in and starts
When sub-micro state polytetrafluoroethylparticle particle in machine oil flows into rubbing surface with engine oil, infiltration is adsorbed and is deposited on friction surface
At imperceptible space and roughing point, polishing effect is played to friction surface；Meanwhile, sub-micro state polytetrafluoroethylparticle particle is rubbing
The hill position for wiping surface forms the particle layer of adhesion, when hill contact wipe, and contact plastic deformation, which is produced, is up to hundreds of degree
Local Instantaneous temperature, adhesion polytetrafluoroethylparticle particle layer is in molten condition and is solidificated at hill contact formation polymolecular layer
Cover layer.Because polytetrafluoroethylene (PTFE) molecular structure is symmetric arrays, whole molecule is low pole, the active force of adjacent molecule interchain
For Van der Waals force, attractive interaction is small, and mechanical shearing intensity is weak, and with minimum coefficient of friction, therefore, polytetrafluoroethylene (PTFE) is in metal
Physics that adsorption depositing molten is solidify to form is intermembranous to be interposed between friction surface, reduces the friction and slip between sliding surface
The frequency directly contacted between face, so as to show excellent antiwear and antifriction, reduces the oil temperature of engine oil, reduces and start
The abrasion of machine, improves the wear resistence and load of engine.What polytetrafluoroethylene (PTFE) reduction friction was relied on is in metal surface shape
Into physics film, it is not necessary to react, even if also there is good lubrication at low temperature.
Under certain temperature and loading condiction in surface of friction pair chemistry can occur for the organic molybdenum that the present invention is used
Reaction forms chemical reaction film, so as to show excellent antiwear and antifriction effect.Nonactive organic-molybdenum is wear-resistant under middle-low load
Antifriction quality is good, and abrasion resistant extreme-pressure is excellent under high loads for active organic-molybdenum.Organic-molybdenum is deposited jointly with sub-micro state polytetrafluoroethylene (PTFE)
It is in same engine oil system occur cooperative compensating effect, physics film is combined collective effect with chemical reaction film, can be very big
Ground improves oil product high temperature resistant and antiwear and antifriction, and making oil product, oil temperature keeps relatively low in use, so as to effectively extend
Oil product usage cycles.On the other hand, to improve compound wear-resistant in oil product for organic-molybdenum and sub-micro state polytetrafluoroethylene (PTFE) synergy
While antifriction function, the molybdenum content in oil product is reduced, is still had in the case of making oil product in low-sulfur phosphorus content even without sulphur phosphorus
Good antiwear and antifriction and extreme pressure property, and effectively extend the drain period, improve fuel economy.
The high-viscosity polyester that the present invention is used is to contain polar ester groups in a kind of novel lubricating material, its molecular structure, no
It is only capable of improving the dissolubility of additive, gives full play to effect of additive, also with very strong adsorption capacity, be used as engine oil
Base oil component can adsorb to form thick and firm polarity adsorbed film in metal friction surface.The polarity adsorbed film is high in engine
Temperature remains to provide enough oil film protections in the case of running at high speed.
Triple composite membrane antiwear and energy-saving engine oils of the present invention pass through sub-micro state polytetrafluoroethylene (PTFE), organic-molybdenum and polyester base
The synergy of physics film, chemical reaction film and polarity adsorbed film that plinth oil is formed, it is ensured that oil product engine from low temperature environment
Start to normal operation, engine shutdown overall process and remain excellent antiwear and antifriction, so as to provide comprehensive to engine
Protection.
According to a preferred embodiment, the engine oil be by percentage by weight be 82.7~87.2% basis
What oil, 7.5~9.5% complexing agent, 4.6~8.3% tackifier and 0.7% additive were made for raw material, the base
Plinth is oily, the percentage by weight sum of the complexing agent, the tackifier and the additive is 100%.Preferably, the basis
Oil is 82.7~84.8% diesel engine oil or 85.1~87.2% gasoline engine oil.
According to a preferred embodiment, 0.7% additive includes the pour point depression that percentage by weight is 0.1~0.5%
Agent, 0.1% organic-molybdenum and 0.1~0.5% polytetrafluoroethylene (PTFE).In triple composite membrane antiwear and energy-saving engine oils of the present invention
The content of organic-molybdenum is low, can effectively reduce the content of sulphur phosphorus in oil product, improves the spatter property of oil product, meets modern environmental protection to starting
Machine oil requirement.
According to a preferred embodiment, polytetrafluoroethylene (PTFE) is sub-micro state superfine powder of polytetrafluoroethylene end.Sub-micro state poly- four
The granularity of PVF superfines is 0.05~0.5 μm.Sub-micro state polytetrafluoroethylene (PTFE) has high crystalline and polymolecularity, can be
It is even to be blended with other materials, the dispersiveness of polytetrafluoroethylene (PTFE) can be greatly improved, so as to improve its performance.Poly- the four of sub-micro state
It is bad and easy that PVF can effectively solve polytetrafluoroethylene (PTFE) dispersion stabilization present in engine oil system in the prior art
The defect of precipitation.
According to a preferred embodiment, organic-molybdenum is sulphur phosphorus molybdenum, not phosphorous molybdenum and not one kind in the molybdenum of sulfur-bearing phosphorus
Or it is a variety of.Preferably, organic-molybdenum is molybdenum dialkyl-dithiophosphate, molybdenum dialkyldithiocarbamacompositions, molybdenum disulfide, molybdenum amine
One or more in complex compound, molybdenum naphthenate and alkyl salicylate molybdenum.The present invention in triple composite membrane antiwear and energy-savings by sending out
Motivation oil in add organic-molybdenum, engine oil can be made to reach antifriction, it is wear-resistant and lubrication effect.The lubrication antifriction mechanism of organic-molybdenum
Mainly relevant with the facet of friction pair, on the surface of friction pair, it is in each point of high load capacity pressure, and it is anti-that chemistry occurs for tip
Should, promote organic-molybdenum to decompose, decomposite MOS2With some phosphides, sulfide, nitride etc., these products are dispersed in oil solvent
In, adsorb and be deposited on rubbing surface, MOS2Film is formed to be covered in wear-resistant friction layer, so that antifriction is reached, it is wear-resistant and lubrication
Effect.
According to a preferred embodiment, pour-point depressant is polymethacrylates.Preferably, point of polymethacrylates
Son amount is 10000~200000.Polymethacrylates be by hexadecyl metrhacrylate, styrene, maleic anhydride according to 2~
What 10: 1~5: 1~5 proportioning was made.The polymethacrylates has that purity is high, depression effeCt is good, selection to base oil
The wide advantage of scope.The present invention can make engine by adding the pour-point depressant in triple composite membrane antiwear and energy-saving engine oils
The low temperature flow of oil is improved well.
According to a preferred embodiment, polymethacrylates pour-point depressant is prepared as follows：(1) synthesize poly-
Compound：Methacrylate hexadecyl ester, styrene, maleic anhydride are added according to 2~10: 1~5: 1~5 proportioning magnetite is housed
Three-necked flask in.Using toluene as solvent, initiator benzoyl peroxide is added, heating makes reactant all dissolvings.Unlatching is stirred
Mix, it is 65~90 DEG C to maintain three-necked flask internal temperature, is instead 4~8h.(2) vacuum distillation removes toluene：By circulating water type vacuum
Multipurpose pump is connected on closed distilling apparatus, opens vavuum pump, is carried out vacuum distillation and is removed toluene.Water-bath is opened, temperature is
45 DEG C or so, begin with toluene and steam, slow down as toluene steams speed, gradually rise temperature to 70 DEG C or so, until toluene
It is almost cleared.Thick light yellow liquid is obtained after product after decompression is cooled down at room temperature, as poly- methyl
Acrylate pour-point depressant.
According to a preferred embodiment, base oil is II class base oil and/or III class base oil and polyester base oil
Mixture.Percentage by weight of the polyester base oil in base oil total amount is no more than 25%.Preferably, II class used in the present invention
Base oil, III class base oil are bright stock 150BS, hydroisomerization 500N.Polyester base oil be Plexol 201, oneself two
Mixing more than one or both of sour di-isooctyl, trimethylolpropane fatty acid ester and pentaerythritol fatty ester.It is excellent
Selection of land, the hydroisomerization 500N used, bright stock 150BS, its viscosity index (VI) are 90~100, and saturated hydrocarbon content is more than
98%, sulfur content is less than 0.03%.The Plexol 201 and diisooctyl adipate used, its 40 DEG C kinematic viscosity
For 8~20mm2/s, acid number is less than its 40 DEG C of 0.1mgKOH/g, trimethylolpropane fatty acid ester and pentaerythritol fatty ester
Kinematic viscosity be 15~68mm2/s, acid number be less than 0.1mgKOH/g.
The present invention preferentially uses II, Group III base oil for main base oil, i.e. bright stock 150BS, hydroisomerization
500N, it is that enough oil films are provided in friction surface that it, which is acted on, plays lubrication.Polyester base oil is used for polarity base oil,
It is to be reduced the coefficient of friction of friction surface using its polar adsorption and improved additive to dissolve energy in base oil that it, which is acted on,
Power.Selected base oil of the invention is hydroisomerization mineral oil and polyester synthesis oil, and its own anti-oxidative stability is good, evaporation
Loss is low, can extend the drain period of engine oil.
According to a preferred embodiment, complexing agent is bavin machine oil complexing agent or steam turbine oil complexing agent.Preferably, bavin machine oil
Complexing agent is made up using base oil, oxidation and corrosion inhibitor, detersive, dispersant and matal deactivator of raw material.Steam turbine oil is combined
Agent is made up using detersive, dispersant, oxidation and corrosion inhibitor, pro-oxygenic agent and anti-foaming agent of raw material.Bavin machine oil complexing agent has excellent
There is good detergent-dispersant performance under different high-temperature behavior, high temperature；Bavin machine oil complexing agent also has excellent extreme pressure anti-wear, has
Effect reduction metal surface friction.Steam turbine oil complexing agent have excellent high temperature and low temperature detergent-dispersant performance, oxidation corrosion resistance and
The performances such as rust-preventing characteristic.The present invention in triple composite membrane antiwear and energy-saving engine oils by adding bavin machine oil complexing agent or steam turbine oil
Complexing agent, can enable engine oil keep excellent high-temperature behavior, detergent-dispersant performance and extreme pressure anti-wear.
According to a preferred embodiment, the D3384 that bavin machine oil complexing agent joins for profit English.It is high-performance to moisten English connection D3384
Heavy-duty oil complexing agent.Adjustable a variety of viscosity and the oil products of the various performance classes of API is met in a variety of base oils,
And numerous OEM are met with oily specification requirement.Profit English connection D3384 its performance indications be：Density (15 DEG C)：974kg/m3.Flash-point：
180℃.Kinematic viscosity (100 DEG C)：164cSt.Calcium content：1.07wt%.Content of magnesium：1.01wt%.Nitrogen content：0.72wt%.
Phosphorus content：1.21wt%.Zn content：1.41wt%.Total base number：93.5mg KOH/g.Outward appearance：Brown viscous liquid.
According to a preferred embodiment, steam turbine oil complexing agent is Ya Fudun H9325G.Ya Fudun H9325G performance refers to
It is designated as：Density (15 DEG C)：0.998kg/m3.Flash-point：160℃.Kinematic viscosity (100 DEG C)：125cSt.Calcium content：3.41wt%.
Nitrogen content：0.98wt%.Phosphorus content：1.47wt%.Zn content：1.62wt%.Total base number：112mg KOH/g.Outward appearance：Brown
Thick liquid.
According to a preferred embodiment, tackifier are ethylene-propylene copolymer or hydrogenated styrene isoprene copolymer.It is excellent
Selection of land, tackifier can also be one or both of polyester, polyisobutene and polyvinyl paraffin wax.Preferably, polyester is using poly-
Methacrylate VISCOPLEX8-450.Polyisobutene uses low molecular polyisobutylene PB1300 or PB2400.Propylene polymerization
Thing uses ethylene propylene copolymer T612 or T614.Acting as tackifier is added in engine oil：One is to improve the present invention
Triple composite membrane antiwear and energy-saving engine oils in base oil viscosity；Two be the triple composite membrane antiwear and energy-savings for improving the present invention
Adhesive capacity of the engine oil in metal surface；Three be to improve the low temperature of triple composite membrane antiwear and energy-saving engine oils of the present invention
Property.
According to a preferred embodiment, engine oil is obtained in the following way：By 1/2nd of base oil
Add and reconcile in kettle and be warming up to 80~90 DEG C, add tackifier and pour-point depressant Posterior circle stirs 0.5~1.5h.By remaining base
Plinth oil add reconcile kettle in and the temperature in mediation kettle is remained 60 DEG C, add after complexing agent continue circulation stirring 0.2~
1h.Polytetrafluoroethylene (PTFE) and organic-molybdenum are added in mediation kettle and product is produced after continuing cycling through 2~3h of stirring, cooling.The present invention
The preparation method of the triple composite membrane antiwear and energy-saving engine oils provided has simple, the workable advantage of technique, is suitable to
Batch production.
Comparative example 1
81.5% II class base oil and/or III class base oil are added in mediation kettle in two batches.First by 1/2nd
Base oil add and reconcile in kettle, be warming up to 80~90 DEG C, add 8.3% ethylene-propylene copolymer type tackifier, 0.6% poly- first
Base acrylate, stirs 1h.Remaining base oil is added, it is 60 DEG C to keep the temperature reconciled in kettle, add 9.5% D3384 bavins
Machine oil complexing agent, continues to stir after 30min, adds 0.1% organic-molybdenum, continue cycling through 2~3h of stirring, cooling is got product.
Embodiment 1
It is divided to two by the mixture of 72.7% II class base oil and/or III class base oil and 10% polyester base oil composition
Criticize and add in mediation kettle./ 2nd base oil is added in mediation kettle first, 80~90 DEG C are warming up to, 7.1% is added
Ethylene-propylene copolymer type tackifier, 0.5% polymethacrylates, stir 1h.Remaining base oil is added, keeps reconciling in kettle
Temperature is 60 DEG C, adds 9.5% D3384 bavin machine oil complexing agents, continues to stir after 30min, adds 0.1% polytetrafluoroethylene (PTFE)
Powder and 0.1% organic-molybdenum, continue cycling through 2~3h of stirring, and cooling is got product.
Embodiment 2
It is divided to two by the mixture of 68.7% II class base oil and/or III class base oil and 15% polyester base oil composition
Criticize and add in mediation kettle./ 2nd base oil is added in mediation kettle first, 80~90 DEG C are warming up to, 6.1% is added
Ethylene-propylene copolymer type tackifier, 0.3% polymethacrylates, stir 1h.Remaining base oil is added, keeps reconciling in kettle
Temperature is 60 DEG C, adds 9.5% D3384 bavin machine oil complexing agents, continues to stir after 30min, adds 0.3% polytetrafluoroethylene (PTFE)
Powder and 0.1% organic-molybdenum, continue cycling through 2~3h of stirring, and cooling is got product.
Embodiment 3
It is divided to two by the mixture of 64.8% II class base oil and/or III class base oil and 20% polyester base oil composition
Criticize and add in mediation kettle./ 2nd base oil is added in mediation kettle first, 80~90 DEG C are warming up to, 5% second is added
Propylene copolymer type tackifier, 0.1% polymethacrylates, stir 1h.Remaining base oil is added, the temperature reconciled in kettle is kept
Spend for 60 DEG C, add 9.5% D3384 bavin machine oil complexing agents, continue to stir after 30min, add 0.5% polytetrafluoroethylene powder
End and 0.1% organic-molybdenum, continue cycling through 2~3h of stirring, cooling is got product.
Comparative example 2
83.8% II class base oil and/or III class base oil are added in mediation kettle in two batches.First by 1/2nd
Base oil add and reconcile in kettle, be warming up to 80~90 DEG C, add 8% hydrogenated styrene isoprene copolymer type thickening
Agent, 0.6% polymethacrylates, stir 1h.Remaining base oil is added, keeps reconciling temperature in the kettle for 60 DEG C, adds
7.5% H9325G steam turbine oil complexing agents, continue stir 30min after, add 0.1% organic-molybdenum, continue cycling through stirring 2~
3h, cooling is got product.
Embodiment 4
It is divided to two by the mixture of 75.1% II class base oil and/or III class base oil and 10% polyester base oil composition
Criticize and add in mediation kettle./ 2nd base oil is added in mediation kettle first, 80~90 DEG C are warming up to, 6.7% is added
Hydrogenated styrene isoprene copolymer type tackifier, 0.5% polymethacrylates, stir 1h.Remaining base oil is added,
It is 60 DEG C to keep the temperature reconciled in kettle, adds 7.5% H9325 steam turbine oil complexing agents, continues to stir after 30min, adds
0.1% polytetrafluorethylepowder powder and 0.1% organic-molybdenum, continue cycling through 2~3h of stirring, and cooling is got product.
Embodiment 5
It is divided to two by the mixture of 71.2% II class base oil and/or III class base oil and 15% polyester base oil composition
Criticize and add in mediation kettle./ 2nd base oil is added in mediation kettle first, 80~90 DEG C are warming up to, 5.6% is added
Hydrogenated styrene isoprene copolymer type tackifier, 0.3% polymethacrylates, stir 1h.Remaining base oil is added,
It is 60 DEG C to keep the temperature reconciled in kettle, adds 7.5% H9325 steam turbine oil complexing agents, continues to stir after 30min, adds
0.3% polytetrafluorethylepowder powder and 0.1% organic-molybdenum, continue cycling through 2~3h of stirring, and cooling is got product.
Embodiment 6
It is divided to two by the mixture of 67.2% II class base oil and/or III class base oil and 20% polyester base oil composition
Criticize and add in mediation kettle./ 2nd base oil is added in mediation kettle first, 80~90 DEG C are warming up to, 4.6% is added
Hydrogenated styrene isoprene copolymer type tackifier, 0.1% polymethacrylates, stir 1h.Remaining base oil is added,
It is 60 DEG C to keep the temperature reconciled in kettle, adds 7.5% H9325 steam turbine oil complexing agents, continues to stir after 30min, adds
0.5% polytetrafluorethylepowder powder and 0.1% organic-molybdenum, continue cycling through 2~3h of stirring, and cooling is got product.
Tables 1 and 2 lists comparative example 1 and embodiment 1-3 and comparative example 2 and embodiment 4-6 raw material dosage respectively.
The comparative example 1 and embodiment 1-3 of table 1 raw material dosage table
The comparative example 2 and embodiment 4-6 of table 2 raw material dosage table
The oil product of embodiment and comparative example is carried out into antiwear and antifriction test to compare.
Testing equipment：The ball frictional testing machine of Xiamen Tenkey Automation Co., Ltd.'s production MS-10A types four, steel ball size used
12.7mm, meets II grade of bearing steel ball of GB/T308-2002 standards, and material is GCrl5, and hardness HRC is 64-66.
Test method：《SH/T0189-92 lubrication oil antiwears damage performance measurement method (four ball method)》.
Experimental condition：Upper ball revolution is 1500r/min；Oil temperature is 40 DEG C；Time is 60min；Load is 392N.
Determine wear scar diameter, coefficient of friction and frictional resistance to evaluate the antiwear and friction reduction property of oil product by the experiment.
After off-test, the wear scar diameter of bottom ball is measured microscopically with electronics, it is flat with the arithmetic of three bottom ball milling spot diameters
Average characterizes abrasion resistance, and wear scar diameter is smaller, and abrasion resistance is better, and antifriction ability is evaluated with average friction coefficient, rub
Wiping coefficient is smaller, and antifriction performance is better.Test result is as shown in Table 3 and Table 4.
The comparative example 1 and embodiment 1-3 of table 3 antiwear and friction reduction property test result table
The comparative example 2 and embodiment 4-6 of table 4 antiwear and friction reduction property test result table
It was found from the antiwear and antifriction test result of table 3 and table 4：Embodiment 1-6 antiwear and friction reduction property is substantially better than contrast
The antiwear and friction reduction property of example.It may also be aware of with reference to Tables 1 and 2, embodiment 1~3 and embodiment 4~6 are by adding polyester basis
Oil, organic-molybdenum and polytetrafluoroethylene (PTFE), can effectively improve the antiwear and antifriction of triple composite membrane antiwear and energy-saving engine oils of the present invention
Performance, meanwhile, the content of organic-molybdenum and tackifier in engine oil can be also effectively reduced, the triple composite membranes for improving the present invention resist
The spatter property of the oily oil product of energy-saving engine is ground, is allowed to meet modern environmental protection to engine oil requirement.By contrast, implement
Example 2 and embodiment 5 are that optimal, i.e., preferred polyester addition is 15%, and polytetrafluoroethylene (PTFE) addition is 0.3%, and organic-molybdenum adds
It is 0.3% to enter amount.
The oil product of comparative example 1 and embodiment 2 is used on same long-distance truck, in the different distance travelled stages, used
Decibel instrument test engine noise, tests oily situation, and record fuel consumption to test fuel-economizing feelings with GB/T7607-2010 methods
Condition.Test result is as shown in table 5.
The comparative example 1 of table 5 and the oil property test result table of embodiment 2
It was found from the test result of table 5：Using embodiment 2 oil product when, the noise of engine is significantly less than using contrast
The noise during oil product of example 1, fuel consumption is also considerably less than the fuel consumption during oil product using comparative example 1.In terms of oil, according to
GB/T7607-2010 diesel engine oil criteria for changing oil national Specifications, ± 20%, exceed with oily 100 DEG C of rate of change in viscosities
This numerical value, should just change oil.Using the oil product of comparative example 1, after traveling 18000Km, viscosity B coefficent exceeded 20%, it is necessary to
Fresh oil is changed, and uses the oil product of embodiment 2, even in having travelled 20000Km, the change of oil viscosity is not above 20%,
Fresh oil need not be changed, can also continue to use.Thus illustrate, compared with the oil product of comparative example 1, the oil product of embodiment 2 can reduce hair
Motivation noise, saves fuel oil, significantly extends the drain period.
The oil product of comparative example 2 and embodiment 5 is used on same popular taxi, in the different distance travelled stages,
With decibel instrument test engine noise, oily situation is tested with filter paper spotting method, and record fuel consumption to test fuel-economizing situation.Survey
Test result is as shown in table 6.
The comparative example 2 of table 6 and the oil property test result table of embodiment 5
It was found from the test result of table 6：Using embodiment 5 oil product when, the noise of engine is significantly less than using contrast
The noise during oil product of example 2, fuel consumption is also considerably less than the fuel consumption during oil product using comparative example 2.In terms of oil, use
, there is heterogeneity black, it is necessary to change fresh oil after traveling 10000Km in the oil product of comparative example 2, and uses the oil product of embodiment 5,
Even in having travelled 12500Km, also there is not black in oil product, without changing fresh oil, can also continue to use.Thus illustrate, with
The oil product of comparative example 2 is compared, and the oil product of embodiment 5 can reduce engine noise, save fuel oil, significantly extend the drain period.
In addition, representing using comparative example oil product noise substantially to subtract using embodiment oil product ratio using the driver of above-mentioned oil product
Small, speed-raising is fast, accelerates energetically.Above test data and Shi Jishiyong data illustrate the wear-resistant section of triple composite membranes that the present invention is provided
Energy engine oil has excellent antiwear and friction reduction property, it is possible to decrease engine noise, saves fuel oil, can significantly extend week of changing oil
Phase.
It should be noted that above-mentioned specific embodiment is exemplary, those skilled in the art can disclose in the present invention
Various solutions are found out under the inspiration of content, and these solutions also belong to disclosure of the invention scope and fall into this hair
Within bright protection domain.It will be understood by those skilled in the art that description of the invention is not constituted to right to be illustrative
It is required that limitation.Protection scope of the present invention is limited by claim and its equivalent.
Claims (10)
1. a kind of triple composite membrane antiwear and energy-saving engine oils, especially a kind of triple composite membrane antiwear and energy-savings start diesel engine oil
And/or gasoline engine oil, it is characterised in that engine is under different operating modes, and the polyester base oil in the engine oil passes through it
The polar ester groups contained are anti-by occurring chemistry in metal friction surface in metal friction surface formation polarity adsorbed film, organic-molybdenum
Chemical reaction film and polytetrafluoroethylene (PTFE) should be formed and solidify to form physical deposition film by adsorbing depositing molten in metal friction surface,
So that the engine oil is carried by the synergy of the polarity adsorbed film, chemical reaction film and physical deposition film to engine
For lubricating wear-resistant protection.
2. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 1, it is characterised in that the engine oil be by
Percentage by weight for 82.7~87.2% base oil, 7.5~9.5% complexing agent, 4.6~8.3% tackifier and
0.7% additive is that raw material is made, wherein, the base oil for 82.7~84.8% diesel engine oil or 85.1~
87.2% gasoline engine oil,
The base oil, the complexing agent, the percentage by weight sum of the tackifier and the additive are 100%.
3. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 2, it is characterised in that in 0.7% additive
Including pour-point depressant, 0.1% organic-molybdenum and 0.1~0.5% polytetrafluoroethylene (PTFE) that percentage by weight is 0.1~0.5%.
4. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 3, it is characterised in that the polytetrafluoroethylene (PTFE) is
Sub-micro state polytetrafluoroethylene (PTFE), and the granularity of the sub-micro state polytetrafluoroethylene (PTFE) is 0.05~0.5 μm.
5. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 3, it is characterised in that the organic-molybdenum is sulphur phosphorus
Molybdenum, not phosphorous molybdenum and not one or more in the molybdenum of sulfur-bearing phosphorus.
6. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 3, it is characterised in that the pour-point depressant is poly- first
Base acrylate.
7. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 3, it is characterised in that the base oil is II class
The mixture of base oil and/or III class base oil and polyester base oil, the polyester base oil is in the base oil total amount
Percentage by weight is no more than 25%.
8. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 3, it is characterised in that the complexing agent is according to tune
The engine oil of system is not all bavin machine oil complexing agent or steam turbine oil complexing agent.
9. triple composite membrane antiwear and energy-saving engine oils as claimed in claim 3, it is characterised in that the tackifier are second third
Copolymer or hydrogenated styrene isoprene copolymer.
10. triple composite membrane antiwear and energy-saving engine oils as described in one of claim 1 to 9, it is characterised in that described to start
Machine oil is obtained in the following way：
1/2nd of base oil are added and reconciles in kettles and be warming up to 80~90 DEG C, tackifier and pour-point depressant Posterior circle are added
0.5~1.5h is stirred,
Remaining base oil is added in the mediation kettle and the temperature in the mediation kettle is remained 60 DEG C, complexing agent is added
Continue 0.2~1h of circulation stirring afterwards,
Polytetrafluoroethylene (PTFE) and organic-molybdenum are added in the mediation kettle and product is produced after continuing cycling through 2~3h of stirring, cooling.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110106010A (en) * | 2019-06-12 | 2019-08-09 | 刘启俊 | A kind of gasoline engine oil formula |
| CN110106011A (en) * | 2019-06-12 | 2019-08-09 | 刘启俊 | A kind of gasoline engine oil formula |
| CN113418818A (en) * | 2021-06-16 | 2021-09-21 | 一汽奔腾轿车有限公司 | Engine oil dilution measuring method of high-pressure direct injection gasoline engine |
| CN113604272A (en) * | 2021-09-08 | 2021-11-05 | 磁悬浮润滑油(苏州)有限公司 | High-friction wear-resistant circulating oil |
| CN113913234A (en) * | 2021-11-15 | 2022-01-11 | 北京汉诺威自控技术有限公司 | Engine repairing agent and preparation method thereof |
| CN113969205A (en) * | 2020-07-22 | 2022-01-25 | 韦纳奇润滑油无锡有限公司 | Automobile engine oil containing polyester molecules and preparation method thereof |
| CN114106914A (en) * | 2021-11-15 | 2022-03-01 | 北京汉诺威自控技术有限公司 | Engine protective coating liquid and preparation method thereof |
| CN115926872A (en) * | 2022-12-29 | 2023-04-07 | 辽宁海华科技股份有限公司 | Special lubricating grease for upper arm support bearing of cone crusher and preparation method thereof |
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| CN1171809A (en) * | 1994-11-04 | 1998-01-28 | 阿什兰股份有限公司 | Lubricant additive formulation |
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| CN1171809A (en) * | 1994-11-04 | 1998-01-28 | 阿什兰股份有限公司 | Lubricant additive formulation |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110106010A (en) * | 2019-06-12 | 2019-08-09 | 刘启俊 | A kind of gasoline engine oil formula |
| CN110106011A (en) * | 2019-06-12 | 2019-08-09 | 刘启俊 | A kind of gasoline engine oil formula |
| CN113969205A (en) * | 2020-07-22 | 2022-01-25 | 韦纳奇润滑油无锡有限公司 | Automobile engine oil containing polyester molecules and preparation method thereof |
| CN113418818A (en) * | 2021-06-16 | 2021-09-21 | 一汽奔腾轿车有限公司 | Engine oil dilution measuring method of high-pressure direct injection gasoline engine |
| CN113418818B (en) * | 2021-06-16 | 2022-12-16 | 一汽奔腾轿车有限公司 | Method for measuring dilution of high-pressure direct injection gasoline engine oil |
| CN113604272A (en) * | 2021-09-08 | 2021-11-05 | 磁悬浮润滑油(苏州)有限公司 | High-friction wear-resistant circulating oil |
| CN113913234A (en) * | 2021-11-15 | 2022-01-11 | 北京汉诺威自控技术有限公司 | Engine repairing agent and preparation method thereof |
| CN114106914A (en) * | 2021-11-15 | 2022-03-01 | 北京汉诺威自控技术有限公司 | Engine protective coating liquid and preparation method thereof |
| CN114106914B (en) * | 2021-11-15 | 2022-06-14 | 北京汉诺威自控技术有限公司 | Engine protective coating liquid and preparation method thereof |
| CN115926872A (en) * | 2022-12-29 | 2023-04-07 | 辽宁海华科技股份有限公司 | Special lubricating grease for upper arm support bearing of cone crusher and preparation method thereof |
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