CN105670811A - Anti-wear and friction-reducing highly effective engine lubrication system cleaning agent and cleaning method - Google Patents
Anti-wear and friction-reducing highly effective engine lubrication system cleaning agent and cleaning method Download PDFInfo
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- CN105670811A CN105670811A CN201610100016.9A CN201610100016A CN105670811A CN 105670811 A CN105670811 A CN 105670811A CN 201610100016 A CN201610100016 A CN 201610100016A CN 105670811 A CN105670811 A CN 105670811A
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/28—Sulfonation products derived from fatty acids or their derivatives, e.g. esters, amides
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/18—Hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/28—Heterocyclic compounds containing nitrogen in the ring
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/34—Organic compounds containing sulfur
- C11D3/3409—Alkyl -, alkenyl -, cycloalkyl - or terpene sulfates or sulfonates
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/34—Organic compounds containing sulfur
- C11D3/3481—Organic compounds containing sulfur containing sulfur in a heterocyclic ring, e.g. sultones or sulfolanes
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3707—Polyethers, e.g. polyalkyleneoxides
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3723—Polyamines or polyalkyleneimines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/04—Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines
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Abstract
The invention discloses an anti-wear and friction-reducing highly effective engine lubrication system cleaning agent and an engine lubrication system cleaning method. The anti-wear and friction-reducing highly effective engine lubrication system cleaning agent consists of the following materials in percentage by weight: 0.5 to 5 percent of oil-soluble surfactant, 5 to 15 percent of penetrant, 1 to 10 percent of highly effective dispersant, 1 to 10 percent of highly effective detergent, 1 to 15 percent of carbon deposit dissolving agent, 0.5 to 1.5 percent of anti-wear and friction-reducing agent, 10 to 30 percent of oil-soluble polyether and the balance of base oil. The engine lubrication system cleaning agent disclosed by the invention can dynamically clean and maintain each part in an engine lubrication system without requiring disassembly of an engine and needing specific equipment, operation is simple, and the cleaning effect is good; by adopting the base oil-based formula, the anti-wear and friction-reducing highly effective engine lubrication system cleaning agent is safe and nontoxic in comparison with most of solvent type formulas; in particular, since the anti-wear and friction-reducing component is contained in the cleaning agent, the abrasion of the parts of the engine which is caused by deceased viscosity and thinned oil films after the cleaning agent is added into engine oil is prevented.
Description
Technical field
The present invention relates to a kind of washing agent for lubricating system of engine, be specifically related to a kind of antiwear and antifriction type high efficience motor washing agent for lubricating system and engine lubrication system cleaning method.
Background technology
Automobile engine is to provide the electromotor of power for automobile, is the heart of automobile, lubricating system is then the guarantee that electromotor is properly functioning as blood circulation, during electromotor work, a lot of drive disk assemblies are all doing high speed relative motion, such as main bearing journal and base bearing, crank-pin and the connecting-rod bearing, cam journal and camshaft bearing, piston, piston ring and cylinder wall surface, the each kinematic pair of valve actuating mechanism and driving gear pair etc., all metal contact surfaces are required for being lubricated with lubricating oil, due to effects such as warm and oxygen, lubricating oil inevitably aoxidizes, polymerization is rotten and produces greasy filth, carbon distribution, gelatinizer etc., can only exclusive segment machine oil when adopting natural excrement method to change machine oil, new oil is directly just contaminated after injecting, long-term circulation, also result in the sludge deposition of engine bottom and crankcase, but owing to automobile engine construction is accurate, to greasy filth, carbon distribution, the existence of the pettiness deposits such as gelatinizer is very sensitive, even if often changing machine oil can not ensure greasy filth, the deposits such as carbon distribution clean up, and these greasy filth, carbon distribution, there is direct impact in the life-span of electromotor by gelatinizer, therefore regularly the harmful chemicals such as the carbon distribution of electromotor, greasy filth, gelatinizer are carried out thoroughly cleaning automobile engine follow-up driving force is just particularly important
For engine washing, six the seventies are the cleaning methods making abluent with diesel oil, need to first empty old machine oil during cleaning, it is then injected into equivalent diesel oil, slow train null (about 1000 revs/min) 10 minutes, after parking, empties diesel oil, change oil strainer, then reinject new machine oil, terminate. The diesel oil injected can be carried under one's arms out in-engine grease, metal fragment and field trash. Wash rear engine than before not washing clean about 50%, but still be deposited on position, dark angle, it is difficult to the metal powder grain of discharge. And, diesel oil goes out of use after being used as abluent, maybe to do waste oil disposal and environmental protection, reduction of discharging, energy-conservation advanced idea contradiction to some extent; Diesel oil sulfur-bearing acidity is higher than machine oil, free build-up effect, can cause oil sealing deterioration and leakage of oil, and accelerates infringement bearing; The production of diesel oil, transport, storage and use procedure all exist not environmentally with can cause fire hazard.
Also occurring in that various electromotor scavenger specially in recent years on market, its composition is mainly two big classes: lubricating oil based cleaning agent and leaning solvent.
CN103045328B discloses a kind of car engine lubrication system static rinse agent and preparation method thereof, this invention is based on solvent, and composition is solvent naphtha, ethylene glycol monobutyl ether, sulfoacid calcium, diene base succimide and sulphophenyl class base oil, wear-resistant liquid, antioxidant; This invention is when exempting from and tearing open and do not start electromotor, electromotor to be carried out.
CN104017669A discloses a kind of automobile engine abluent, and this abluent important component is that height evaporates oil, and other composition is butyl glycol ether, tetrachloroethylene, sodium tripolyphosphate, sodium lauryl sulphate, sodium silicate etc.; The specifically used method of this formula is not mentioned, and simply illustrating is to dismantle electromotor.
CN104877833A discloses a kind of abluent, the high carbon acid diglycollic amide that this abluent composition mainly manufactures with the high carbon acid sorbitan ester polyoxyethylene ether of waste grease manufacture and waste grease, though there being good biological degradability, environmentally safe, but with clear water, electromotor need to be carried out post processing cleaning, it is difficult to can guarantee that engine interior everywhere can finish-drying, it is possible to make new machine oil enter minor amount of water.
CN103710078A discloses a kind of online solvent cleaner of electromotor, and its particular make-up component and parts by weight are: base oil 40-60 part; Oil-soluble polyethers 40-60 part; Nonionic surfactant 0-0.5 part; Stabilizer 0-1 part. Use this abluent to run within the engine 72 hours bleed off after change new lubricating oil again, base oil is mainly diesel oil distillate, and machine oil to be replaced lost efficacy, and it is less to add abluent viscosity, runs 72 hours and electromotor can be made unavoidably to wear and tear.
In above-mentioned formula, lubricating oil based cleaning agent is the product based on base oil, and similar in construction to lubricating oil, the compatibility with lubricating oil is good, it is provided that oil film protection preferably, but cleaning effect is poor. Leaning solvent is based on each kind solvent, solvent in most patents uses cellosolve series of products, as: butyl glycol ether, ethylene glycol monobutyl ether, propylene glycol monomethyl ether, ethylene glycol monobutyl ether, poly(ethylene oxide)-expoxy propane single-butyl ether, also have with heavy aromatic solvent oil, product based on 120# solvent wet goods, cleaning performance is relatively good, but in cleaning process, the oil film between parts is washed off, cause that parts do not lubricate, cause abrasion. And when using these inflammable and explosive liquid to make abluent, electromotor is in the condition of high temperature, increases and causes fire hazard; Refining petroleum, solvent contact with the electromotor of high temperature, produce toxic gas and bad smell that health has greatly infringement; These markets existing abluent all bands are acid, and cumulative effect of time is understood deterioration oil sealing equally and caused leakage of oil, and accelerate infringement bearing and contaminated environment; Inflammable and explosive refining petroleum, solvent produce, transport, store, use procedure equally exist not environmentally with time cause fire hazard. The toxic solvent that some formula use, such as tetrachloroethylene, benzene-like compounds etc.
Summary of the invention
The present invention is directed to the actual application problem of above-mentioned existence, it is provided that a kind of antiwear and antifriction type high efficience motor washing agent for lubricating system and engine lubrication system cleaning method.
A kind of antiwear and antifriction type high efficience motor washing agent for lubricating system, it is made up of the raw material of following mass percent: 0.5-5% oil soluble surfactant, 5-15% penetrating agent, 1-10% dispersant with high efficiency, the efficient detersive of 1-10%, 1-15% carbon distribution lytic agent, 0.5-1.5% wear-resistant friction reducer, 10-30% oil-soluble polyethers, oil based on surplus.
Described oil soluble surfactant is one or more mixture in secondary alcohol ethoxyl compound, dioctyl sulfosuccinate, aerosol OT, oil soluble surfactant has excellent emulsion dispersion solubilizing effect, oil-soluble is good, can mix by different proportion.
Described penetrating agent is polyetheramine, can adopt BASF or the polyetheramine of Hensel Man, and its oleophilic hydrophil balance value HLB is less than 5; It is preferably 3, there is superpower penetration.
Described efficient detersive is high base number synthesized calcium alkyl benzene sulfonate.
Described dispersant with high efficiency is one or more mixture in mono alkenyl succimide, macromolecule succimide, polyisobutylene succinamide or boronation polyisobutene succinimide.
Described carbon distribution lytic agent is one or more mixture in diethylene glycol monobutyl ether, C8-C16 straight or branched alkyl benzene sulphonate triethanolamine, fatty acid dimethyl ester, NPE.
Described antiwear and reducing friction agent is mixed by containing molybdenum antiwear additive and benzotriazole amine salt, described can adopt N containing molybdenum antiwear additive, N-bis-(13) alkyl molybdenum dithiocarbamate and/or N, N-dibutyl dithiocaarbamate molybdenum, can be selected for Japan rising sun electrification L525 or Pacific Ocean petrochemical industry P1001, it is preferable that P1001.
Described benzotriazole amine salt, described benzotriazole amine salt can adopt the benzotriazole amine salt that commercially available Hua Lun oil preparation company produces, and described benzotriazole amine salt can also be one or both in benzotriazole lauryl amine salt, benzotriazole 18-amine. salt; Oil-soluble well has antiseptic and rustproof property simultaneously.
More preferably, described state antiwear and reducing friction agent by N, N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt form, described N, N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt mass ratio be (1-3): (1-3): (1-3).
Described oil-soluble polyethers is oil-soluble polyetheramine nitrate, it is possible to adopt DOW Chemical OSP18, it would however also be possible to employ number of patent application: in 201310292684.2, embodiment 1 prepares oil-soluble polyetheramine nitrate.
Described base oil is the mixture of one or more in 2CST base oil, 60N base oil, 70N base oil, poly alpha olefin, dialkylbenzene.
Poly alpha olefin, can adopt number of patent application: in 02817015.6 prepared by the method for embodiment 1, it would however also be possible to employ the polyalphaolefin base of commercially available PAO2 or PAO4.
Dialkylbenzene can be C4-C20 straight or branched alkylbenzene.
The invention still further relates to a kind of method cleaning engine lubrication system, described method includes using the washing agent for lubricating system of engine of the present invention to clean engine lubrication system.
The present invention cleans the method for engine lubrication system and includes: before changing engine oil, the washing agent for lubricating system of engine of the present invention is added in the engine oil in electromotor, help the greasy filth dirt carbon distribution in the cleaning all oil ducts of engine lubrication system by idling cyclic process, and discharge together with useless engine oil. 15 30 minutes idling wash cycles time.
The washing agent for lubricating system of engine of the present invention need not disassemble electromotor, need not be equipped with special equipment can carry out dynamic cleaning maintenance to parts each in engine lubrication system, simple to operate, cleaning performance is good, abluent of the present invention adopts base oil based formulas more most of solvent-borne formulation abluent safe and nontoxic, especially in abluent containing antiwear and antifriction component avoid engine oil to be changed because adding viscosity after abluent and diminishing, the thinning abrasion causing engine components of oil film.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is filter paper spot test accompanying drawing.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described further, the following stated, it is only to presently preferred embodiments of the present invention, the present invention not does the restriction of other forms, and any those skilled in the art are changed to the equal Equivalent embodiments changed possibly also with the technology contents of the disclosure above. Every without departing from the present invention program content, any simple modification following example done according to the technical spirit of the present invention or equivalent variations, all fall within protection scope of the present invention.
The each raw material introduction of embodiment:
Oil soluble surfactant adopts aerosol OT, and No. CAS: 577-11-7.
Penetrating agent adopts polyetheramine, and No. CAS: 9046-10-0, specifically adopt the polyetheramine that the trade mark is M-2070 that HUNTSMAN (Hensel is graceful) provides.
Dispersant with high efficiency adopts boronation polyisobutene succinimide, synthetic method reference ten thousand strong heros, Feng Jieyong, Luo Xinping " development of boronation ashless dispersant and application ", lubricating oil, and 2001, its structural formula is as follows:
Wherein, R is molecular weight is the polyisobutylene of 1000, R'=H.
Efficient detersive adopts high base number synthesized calcium alkyl benzene sulfonate, adopts number of patent application: in 200810011923.1 prepared by the method for embodiment 1.
Carbon distribution lytic agent adopts DBSA triethanolamine, and No. CAS: 27323-41-7.
N, N-bis-(13) alkyl molybdenum dithiocarbamate, its structural formula is as follows:
Wherein R is straight chain tridecyl.
N, N-dibutyl dithiocaarbamate molybdenum, its structural formula is as follows:
Wherein R is normal-butyl.
Benzotriazole 18-amine. salt, has another name called BTA aliphatic ammonium salt, is a kind of multiple-effect oiliness improver, and molecular formula is as follows: C6H5N3·NH(CH2)17CH3, with reference to " synthesis technique of benzotriazole fatty amine and the research of performance thereof " synthesis such as Zhang Huibo.
Oil-soluble polyethers adopts oil-soluble polyetheramine nitrate, with reference to number of patent application: in 201310292684.2, embodiment 1 prepares oil-soluble polyetheramine nitrate.
Poly alpha olefin, can adopt number of patent application: in 02817015.6 prepared by the method for embodiment 1.
Dialkylbenzene, adopts Isosorbide-5-Nitrae-two (dodecyl) benzene, and No. CAS: 5149-65-5.
60N base oil, adopts the 60N base oil that Suzhou Sai Pahan specialty oil company limited produces, and its physical and chemical index is as follows: kinematic viscosity (40 DEG C) 10.62mm2/ s, kinematic viscosity (100 DEG C) 3.25mm2/ s, flash-point (opening) 173 DEG C, pour point-50 DEG C.
Embodiment 1
Present embodiments providing a kind of antiwear and antifriction type high efficience motor washing agent for lubricating system, its composition with production technology is:
By 590 grams of base oil 60N and 100 grams of OSP18 mixing and stirring, add 50 grams of polyetheramines to stir, it is heated to 45 DEG C, adds 80 grams of high base number synthesized calcium alkyl benzene sulfonates and stir, add 20 grams of macromolecule succimides and stir, add 50 grams of TRITONX-15 to stir, add 150 grams of diethylene glycol monobutyl ether to stir, add 5 grams of oil-soluble molybdenum wear-resistant friction reducers and 5 grams of liquid phenenyl triazole amine salt, keep 45-55 DEG C, stirring 1h, filters to obtain product by 5 micron screen.
Embodiment 2
Present embodiments providing a kind of antiwear and antifriction type high efficience motor washing agent for lubricating system, its composition with production technology is:
By 604 grams of base oil PAO4 and 150 grams of OSP18 mixing and stirring, add 80 grams of polyetheramines to stir, it is heated to 45 DEG C, adds 60 grams of high base number synthesized calcium alkyl benzene sulfonates and stir, add 40 grams of macromolecule succimides and stir, add 35 grams of TRITONX-15 to stir, add 120 grams of diethylene glycol monobutyl ether to stir, add 8 grams of oil-soluble molybdenum wear-resistant friction reducers and 3 grams of liquid phenenyl triazole amine salt, keep 45-55 DEG C, stirring 1h, filters to obtain product by 5 micron screen.
Embodiment 3
Present embodiments providing a kind of antiwear and antifriction type high efficience motor washing agent for lubricating system, its composition with production technology is:
By 467 grams of base oil dialkylbenzenes and 200 grams of OSP18 mixing and stirring, add 120 grams of polyetheramines to stir, it is heated to 45 DEG C, add 40 grams of high base number synthesized calcium alkyl benzene sulfonates to stir, add 60 grams of macromolecule succimides to stir, add 20 grams of TRITONX-15 to stir, add 80 grams of diethylene glycol monobutyl ether to stir, add 12 grams of oil-soluble molybdenum wear-resistant friction reducers and 1 gram of liquid phenenyl triazole amine salt, keep 45-55 DEG C, stirring 1h, filters to obtain product by 5 micron screen.
Embodiment 4
Present embodiments providing a kind of antiwear and antifriction type high efficience motor washing agent for lubricating system, its composition with production technology is:
By 430 grams of base oil PAO2 and 250 grams of OSP18 mixing and stirring, add 150 grams of polyetheramines to stir, it is heated to 45 DEG C, adds 20 grams of high base number synthesized calcium alkyl benzene sulfonates and stir, add 80 grams of macromolecule succimides and stir, add 5 grams of TRITONX-15 to stir, add 50 grams of diethylene glycol monobutyl ether to stir, add 15 grams of oil-soluble molybdenum wear-resistant friction reducers, keep 45-55 DEG C, stirring 1h, filters to obtain product by 5 micron screen.
Embodiment 5
Antiwear and antifriction type high efficience motor washing agent for lubricating system raw material (mass percent): 1% aerosol OT, 8% polyetheramine, 5% boronation polyisobutene succinimide, 5% high base number synthesized calcium alkyl benzene sulfonate, 8% DBSA triethanolamine, 0.4%N, N-bis-(13) alkyl molybdenum dithiocarbamate, 0.4%N, N-dibutyl dithiocaarbamate molybdenum, 0.4% benzotriazole 18-amine. salt, 20% oil-soluble polyetheramine nitrate, oil based on surplus.
Base oil is uniformly mixed for 1:1 in mass ratio by poly alpha olefin and 1,4-bis-(dodecyl) benzene and obtains.
Antiwear and antifriction type high efficience motor washing agent for lubricating system preparation method: oil-soluble polyetheramine nitrate is added 400 revs/min of stirring 5min in base oil, it is heated to 45 DEG C, add polyetheramine 400 revs/min stirring 5min, add high base number synthesized calcium alkyl benzene sulfonate 400 revs/min stirring 5min, add boronation polyisobutene succinimide 400 revs/min stirring 5min, add aerosol OT 400 revs/min stirring 5min, add DBSA triethanolamine 400 revs/min stirring 5min, add N, N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt, keep 50 DEG C, 400 revs/min are stirred 1 hour, filter by 5 micron screen, obtain the antiwear and antifriction type high efficience motor washing agent for lubricating system of embodiment 5.
Embodiment 6
Antiwear and antifriction type high efficience motor washing agent for lubricating system raw material (mass percent): 1% aerosol OT, 8% polyetheramine, 5% boronation polyisobutene succinimide, 5% high base number synthesized calcium alkyl benzene sulfonate, 8% DBSA triethanolamine, 0.6%N, N-bis-(13) alkyl molybdenum dithiocarbamate, 0.6%N, N-dibutyl dithiocaarbamate molybdenum, 20% oil-soluble polyetheramine nitrate, oil based on surplus.
Base oil is uniformly mixed for 1:1 in mass ratio by poly alpha olefin and 1,4-bis-(dodecyl) benzene and obtains.
Antiwear and antifriction type high efficience motor washing agent for lubricating system preparation method: oil-soluble polyetheramine nitrate is added 400 revs/min of stirring 5min in base oil, it is heated to 45 DEG C, add polyetheramine 400 revs/min stirring 5min, add high base number synthesized calcium alkyl benzene sulfonate 400 revs/min stirring 5min, add boronation polyisobutene succinimide 400 revs/min stirring 5min, add aerosol OT 400 revs/min stirring 5min, add DBSA triethanolamine 400 revs/min stirring 5min, add N, N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, keep 50 DEG C, 400 revs/min are stirred 1 hour, filter by 5 micron screen, obtain the antiwear and antifriction type high efficience motor washing agent for lubricating system of embodiment 6.
Embodiment 7
Antiwear and antifriction type high efficience motor washing agent for lubricating system raw material (mass percent): 1% aerosol OT, 8% polyetheramine, 5% boronation polyisobutene succinimide, 5% high base number synthesized calcium alkyl benzene sulfonate, 8% DBSA triethanolamine, 0.6%N, N-dibutyl dithiocaarbamate molybdenum, 0.6% benzotriazole 18-amine. salt, 20% oil-soluble polyetheramine nitrate, oil based on surplus.
Base oil is obtained for 1:1 mix homogeneously in mass ratio by poly alpha olefin and 1,4-bis-(dodecyl) benzene.
Antiwear and antifriction type high efficience motor washing agent for lubricating system preparation method: oil-soluble polyetheramine nitrate is added 400 revs/min of stirring 5min in base oil, it is heated to 45 DEG C, add polyetheramine 400 revs/min stirring 5min, add high base number synthesized calcium alkyl benzene sulfonate 400 revs/min stirring 5min, add boronation polyisobutene succinimide 400 revs/min stirring 5min, add aerosol OT 400 revs/min stirring 5min, add DBSA triethanolamine 400 revs/min stirring 5min, add N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt, keep 50 DEG C, 400 revs/min are stirred 1 hour, filter by 5 micron screen, obtain the antiwear and antifriction type high efficience motor washing agent for lubricating system of embodiment 7.
Embodiment 8
Antiwear and antifriction type high efficience motor washing agent for lubricating system raw material (mass percent): 1% aerosol OT, 8% polyetheramine, 5% boronation polyisobutene succinimide, 5% high base number synthesized calcium alkyl benzene sulfonate, 8% DBSA triethanolamine, 0.6%N, N-bis-(13) alkyl molybdenum dithiocarbamate, 0.6% benzotriazole 18-amine. salt, 20% oil-soluble polyetheramine nitrate, oil based on surplus.
Base oil is uniformly mixed for 1:1 in mass ratio by poly alpha olefin and 1,4-bis-(dodecyl) benzene and obtains.
Antiwear and antifriction type high efficience motor washing agent for lubricating system preparation method: oil-soluble polyetheramine nitrate is added 400 revs/min of stirring 5min in base oil, it is heated to 45 DEG C, add polyetheramine 400 revs/min stirring 5min, add high base number synthesized calcium alkyl benzene sulfonate 400 revs/min stirring 5min, add boronation polyisobutene succinimide 400 revs/min stirring 5min, add aerosol OT 400 revs/min stirring 5min, add DBSA triethanolamine 400 revs/min stirring 5min, add N, N-bis-(13) alkyl molybdenum dithiocarbamate, benzotriazole 18-amine. salt, keep 50 DEG C, 400 revs/min are stirred 1 hour, filter by 5 micron screen, obtain the antiwear and antifriction type high efficience motor washing agent for lubricating system of embodiment 8.
Embodiment 9
The present invention cleans the method for engine lubrication system and includes: before changing engine oil, the washing agent for lubricating system of engine of the present invention is added in the engine oil in electromotor, help the greasy filth dirt carbon distribution in the cleaning all oil ducts of engine lubrication system by idling cyclic process, and discharge together with useless engine oil. 20 minutes idling wash cycles time.
Test case 1
For evaluating the cleaning performance of abluent of the present invention, adopt greasy filth speckle filter paper test method that embodiment sample is tested;
1. prepared by greasy filth
1. take 200g5W-30 machine oil to add in clean 1000ml beaker.
2. beaker is heated to 330 DEG C and uses magnetic stirrer. Mixing speed is 1000rpm.
3. keep the temperature at 330 DEG C, under agitation add 10g10%H2SO4Solution.
4. in beaker, under agitation add 10g1# Brazil wax after.
5. temperature is kept 72h at 330 DEG C, stop heating afterwards.
2. in greasy filth, add 200g5W-30 machine oil, heat and keep 100 ± 1 DEG C of constant temperature stirring 90min to make simulation machine oil sample to be replaced.
3. weigh 1.0 ± 0.05g abluent of the present invention sample and 9.0 ± 0.1g machine oil sample to be replaced, be placed in beaker, heat and keep 100 ± 1 DEG C of constant temperature stirring 60min.
4., while hot rapidly with pipette formation testing 0.2ml, dry outer wall, vertically make somebody a mere figurehead each formation testing on the qualitative filter paper of placement to six levels, in 5 minutes, filter paper is moved to constant temperature to 80 DEG C of baking ovens, keeps 120 ± 1min.
5. taking-up filter paper was rule in 5 minutes and is measured the diameter of deposition ring and diffuser ring.
6. measure and computational methods: measure the horizontal and vertical diameter (if deposition ring is irregular, then this filter paper sample cancels) of deposition ring and diffuser ring respectively;
Speckle dispersion value SDT below equation calculates: SDT=1/2 (d2/d1+d2 '/d1 ') × 100
D2, d2 ' deposition ring diameter, mm; D1, d1 ' diffuser ring diameter, mm.
The arithmetic mean of instantaneous value taking six SDT values is measurement result, takes one decimal place number. Concrete data are in Table 1.
Table 1: cleaning performance test tables of data
| SDT value | |
| Embodiment 1 | 35.1 |
| Embodiment 2 | 32.4 |
| Embodiment 3 | 41.8 |
| Embodiment 4 | 37.2 |
| Embodiment 5 | 41.6 |
| Embodiment 6 | 32.4 |
| Embodiment 7 | 38.8 |
| Embodiment 8 | 37.2 |
| Commercial solvents type abluent | 26.5 |
| Commercially available basis oil type abluent | 24.7 |
Test case 2
Antiwear and antifriction is tested:
Adopt four-ball tester method that abluent embodiment of the present invention and commercially available comparative example are carried out antiwear and antifriction test, four-ball tester is that Xiamen Tenkey Automation Co., Ltd. produces MS-10A type four ball frictional testing machine, steel ball size 12.7mm used, meet II grade of bearing steel ball of GB/T308-2002 standard, material is GCrl5, hardness HRC is 64-66.
Test method: " SH/T0189-92 lubrication oil antiwear damages performance measurement method (four ball) ". Experimental condition: upper ball revolution is 1200r/min; Oil temperature is 40 DEG C; Time is 30min; Load is 392N.
The antiwear and friction reduction property of abluent is evaluated by this test determination wear scar diameter, coefficient of friction.
After off-test, measure the wear scar diameter of end ball with ultramicroscope, characterize abrasion resistance with the arithmetic mean of instantaneous value of ball milling spot diameter at the bottom of three, wear scar diameter is more little, and abrasion resistance is more good, evaluates antifriction quality with average friction coefficient, coefficient of friction is more little, and antifriction performance is more good. Concrete test data are in Table 2.
Table 2: antiwear and antifriction test tables of data
| Wear scar diameter, mm | Average friction coefficient | |
| Embodiment 1 | 0.421 | 0.083 |
| Embodiment 2 | 0.416 | 0.08 |
| Embodiment 3 | 0.391 | 0.075 |
| Embodiment 4 | 0.402 | 0.078 |
| Embodiment 5 | 0.391 | 0.075 |
| Embodiment 6 | 0.436 | 0.098 |
| Embodiment 7 | 0.415 | 0.083 |
| Embodiment 8 | 0.422 | 0.091 |
| Commercially available basis oil type abluent | 0.724 | 0.113 |
| 5W30 oil | 0.382 | 0.072 |
Filter paper spot test SDT value shows that abluent of the present invention has extraordinary cleaning performance, four-ball test mill speckle and average coefficient of friction data show, the antiwear and antifriction of abluent of the present invention and 5W30 oil have close antiwear and antifriction, it is undesirable that the antiwear and antifriction h type engine h washing agent for lubricating system of the present invention well solves existing abluent cleaning performance, it is possible to causes the problem that engine components wear and tear.
Comparing embodiment 5 and embodiment 6-8, embodiment 5 (N, N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt are composite) cleaning performance and antiwear and friction reduction property be substantially better than embodiment 6-8 (N, in N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt, arbitrarily the two is composite).
Claims (10)
1. an antiwear and antifriction type high efficience motor washing agent for lubricating system, it is characterized in that, 0.5-5% oil soluble surfactant, 5-15% penetrating agent, 1-10% dispersant with high efficiency, the efficient detersive of 1-10%, 1-15% carbon distribution lytic agent, 0.5-1.5% wear-resistant friction reducer, 10-30% oil-soluble polyethers, oil based on surplus.
2. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterized in that, oil soluble surfactant be in secondary alcohol ethoxyl compound, dioctyl sulfosuccinate, aerosol OT in one or more mixture.
3. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterised in that described penetrating agent is polyetheramine.
4. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterized in that, described dispersant with high efficiency is one or more mixture in mono alkenyl succimide, macromolecule succimide, polyisobutylene succinamide or boronation polyisobutene succinimide.
5. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterised in that described efficient detersive is high base number synthesized calcium alkyl benzene sulfonate.
6. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterized in that, described carbon distribution lytic agent is one or more mixture in diethylene glycol monobutyl ether, C8-C16 straight or branched alkyl benzene sulphonate triethanolamine, fatty acid dimethyl ester, NPE.
7. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterized in that, described state antiwear and reducing friction agent by N, N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt form, described N, N-bis-(13) alkyl molybdenum dithiocarbamate, N, N-dibutyl dithiocaarbamate molybdenum, benzotriazole 18-amine. salt mass ratio be (1-3): (1-3): (1-3).
8. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterised in that described oil-soluble polyethers is oil-soluble polyetheramine nitrate.
9. antiwear and antifriction type high efficience motor washing agent for lubricating system as claimed in claim 1, it is characterised in that described base oil is the mixture of one or more in 2CST base oil, 60N base oil, 70N base oil, poly alpha olefin, dialkylbenzene.
10. an engine lubrication system cleaning method, it is characterised in that described method includes using the antiwear and antifriction type high efficience motor washing agent for lubricating system according to any one of claim 1-9 to clean engine lubrication system.
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