CN108728226A - Anti-oxidant self-restoring lubricating oil preparation process - Google Patents
Anti-oxidant self-restoring lubricating oil preparation process Download PDFInfo
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- CN108728226A CN108728226A CN201810783919.0A CN201810783919A CN108728226A CN 108728226 A CN108728226 A CN 108728226A CN 201810783919 A CN201810783919 A CN 201810783919A CN 108728226 A CN108728226 A CN 108728226A
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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
-
- 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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/08—Inorganic acids or salts thereof
- C10M2201/081—Inorganic acids or salts thereof containing halogen
-
- 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
- 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
- C10M2205/0206—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers used as base material
-
- 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
- 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
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2215/044—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms having cycloaliphatic groups
-
- 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
- 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
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- 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
- C10N2010/00—Metal present as such or in compounds
- C10N2010/06—Groups 3 or 13
-
- C—CHEMISTRY; METALLURGY
- 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
- C10N2010/00—Metal present as such or in compounds
- C10N2010/12—Groups 6 or 16
-
- C—CHEMISTRY; METALLURGY
- 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
-
- C—CHEMISTRY; METALLURGY
- 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
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The anti-oxidant self-restoring lubricating oil preparation process of the present invention, includes the following steps：1）Polyalphaolefin PAO4, polyalphaolefin PAO6 and the mixing of hexanedioic acid ester, are then added VI improver SV260 and pour-point depressant T248, are heated to 58~62 DEG C；2）Insulated and stirred is up to standard to kinematic viscosity and pour point, continues to keep the temperature；3）Prepare organic molybdenum additive：The antioxidant of 30%-75%, 7% ~ 12% extreme pressure agent and the organic-molybdenum of remaining component are mixed, heated, stirring, the temperature of the heating is 50~70 DEG C；The time of the stirring is 30~60min；4）Addition prepares organic molybdenum additive, is stirred fusion；5）Nanometer lanthanum fluoride additive is prepared, nanometer lanthanum fluoride additive uses ethanol-water solution as reaction medium, and ethyl alcohol is 3 with water volume ratio:1, and include coating material and lanthanum fluoride；Coating material is 2 with lanthanum fluoride molar ratio:1；And stirring fusion is added.6）It at the uniform velocity stirs, and in being heated to 62~66 DEG C, subsequent continuation of insurance temperature 30min in 10min, and obtains finished product.
Description
Technical field
The present invention relates to chemical industry grease and preparation method thereof technical field, more particularly to lubricating oil and preparation method thereof, specifically
, show a kind of anti-oxidant self-restoring lubricating oil preparation process.
Background technology
The lubricant by-product that the oxygen in by air, fuel combustion generate in use is (sulfur-containing compound, nitrogenous
Compound etc.), the catalytic action of high temperature and some metals etc., it may occur that a series of oxidations, polymerization such as decompose at the chemical changes,
Cause to generate a series of consequences, such as burn into oil viscosity changes, generates paint film and greasy filth；Oxidation is lubricant deterioration deterioration
The main reason for, it substantially reduces the service life of lubricant.
The phenomenon that fretting wear is generally existing in friction process, according to statistics, more than a world's one third performance
The loss in source carrys out self-friction, and therefore, economic loss caused by reducing friction and wear is of great significance.And it is drop to lubricate
Low friction, the effective technology for reducing or avoiding abrasion.Current most of lubricants are improved so that a variety of lubricating additives are added
Its performance, and traditional additive is to realize good tribological property by physical absorption, and chemical reaction, it cannot
Accomplish the zero abrasion of material and repair is played to the damage of material.
Therefore, it is necessary to provide a kind of anti-oxidant self-restoring lubricating oil preparation process to solve the above problems.
Invention content
The object of the present invention is to provide a kind of anti-oxidant self-restoring lubricating oil preparation processes.
Technical solution is as follows：
A kind of anti-oxidant self-restoring lubricating oil preparation process, includes the following steps：
1）Polyalphaolefin PAO4, polyalphaolefin PAO6 and the mixing of hexanedioic acid ester, are then added VI improver SV260 and drop
Solidifying agent T248, is heated to 58~62 DEG C；
2）Insulated and stirred is up to standard to kinematic viscosity and pour point, continues to keep the temperature；
3）Prepare organic molybdenum additive：By the antioxidant of 30%-75%, 7% ~ 12% extreme pressure agent and remaining component it is organic
Molybdenum mixes, and heats, stirring, and the temperature of the heating is 50~70 DEG C；The time of the stirring is 30~60min；
4）Addition prepares organic molybdenum additive, is stirred fusion；
5）Nanometer lanthanum fluoride additive is prepared, and stirring fusion is added.
6）It at the uniform velocity stirs, and in being heated to 62~66 DEG C, subsequent continuation of insurance temperature 30min in 10min, and obtains finished product.
Further, mixing speed 960r/min.
Further, it is stirred with the air-cooled portable air compressor of three-level.
Further, (100 DEG C) of kinematic viscosity is (12.5~16.3) mm2/s, while pour point is not higher than -40 DEG C, as
It is up to standard.
Further, nanometer lanthanum fluoride additive uses ethanol-water solution as reaction medium, and ethyl alcohol is 3 with water volume ratio:
1, and include coating material and lanthanum fluoride；Coating material is 2 with lanthanum fluoride molar ratio:1；It synthesizes and receives in alcohol-water system
The Property of Capped Inorganic Nanoparticles average grain diameter that rice lanthanum fluoride additive includes is 10m or so, and without apparent agglomeration.
Further, coating material is that dioctyl two is thio（Slightly）DDPPY), two is pungent（Slightly）Dicyclohexyl amine salt
(DDPDA), the double β ethoxy octadecylamine salt of dioctyl phosphordithiic acid T152 salt (DDPT152), dioctyl phosphordithiic acid
(DDPE18A) or one of double β ethoxy octadecylamine salt (OAE18A) of oleic acid or in which three be composed.
Further, organic molybdenum additive is configured to：The antioxidant of 30%-75%, 7% ~ 12% extreme pressure agent and remaining
The organic-molybdenum of component；Antioxidant can inhibit the oxidation process of oil product, catalytic action of the passive metal to oxidation to play extension
Oil product uses and protects the purpose of machine；Extreme pressure agent can make lubricant in low speed high load or high speed impact load friction condition
Under, i.e., prevent rubbing surface from sintering, scratch occurs under the conditions of so-called extreme pressure；Organic-molybdenum under localized hyperthermia's condition of high voltage with
Wear surface acts on, and micro-bulge is rolled generation plastic deformation, and groove, rough friction are filled and led up by micro- theomorphism
Surface is formed more smooth friction surface by break-in again, i.e., has a degree of repair to friction perished surface, to
Reduce abrasion.
Further, the antioxidant is 2,4,6- tri-butyl-phenols, 2,6- di-t-butyl -4- nonyl phenols, 2,6- bis-
Butylated Hydroxytoluene, iso-octyl -3- (3,5 di-t-butyls-hydroxy phenyl) propionic ester, β-(3,5- di-t-butyl -4- hydroxy benzenes
Base) propionic acid isoctanol ester, one or both of β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid n-octadecyl alcohol ester with
On mixture.
Further, the antioxidant is 2,4,6- tri-butyl-phenols, 2,6- di-t-butyl -4- nonyl phenols, 2,6- bis-
Butylated Hydroxytoluene, iso-octyl -3- (3,5 di-t-butyls-hydroxy phenyl) propionic ester, β-(3,5- di-t-butyl -4- hydroxy benzenes
Base) propionic acid isoctanol ester, three kinds or more of mixing in β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid n-octadecyl alcohol ester
Object, wherein 2,6-di-tert-butyl p-cresol, β-(3,5- di-t-butyl -4- hydroxy phenyls) propionic acid isoctanol esters and β-must be contained
(3,5- di-tert-butyl-hydroxy phenyls) propionic acid n-octadecyl alcohol ester.
Further, the organic-molybdenum is two (2- ethylhexyls) molybdenum dithiophosphates or vulcanization dialkyl dithio ammonia
Base formic acid oxygen molybdenum.
Compared with prior art, the lubricating oil that the present invention prepares gained has high antioxidant and extreme pressure property, is provided simultaneously with
There is surface reconditioning effect to the abrasion that is generated when equipment use, ensure that lubrication routine use extended equipment simultaneously uses the longevity
Life.
Specific implementation mode
Embodiment：
The present embodiment shows anti-oxidant self-restoring lubricating oil preparation process, includes the following steps：
1）Polyalphaolefin PAO4, polyalphaolefin PAO6 and the mixing of hexanedioic acid ester, are then added VI improver SV260 and drop
Solidifying agent T248, is heated to 58~62 DEG C；
2）Insulated and stirred is up to standard to kinematic viscosity and pour point, continues to keep the temperature；
3）Prepare organic molybdenum additive：By the antioxidant of 30%-75%, 7% ~ 12% extreme pressure agent and remaining component it is organic
Molybdenum mixes, and heats, stirring, and the temperature of the heating is 50~70 DEG C；The time of the stirring is 30~60min；
4）Addition prepares organic molybdenum additive, is stirred fusion；
5）Nanometer lanthanum fluoride additive is prepared, and stirring fusion is added.
6）It at the uniform velocity stirs, and in being heated to 62~66 DEG C, subsequent continuation of insurance temperature 30min in 10min, and obtains finished product.
Mixing speed is 960r/min.
It is stirred with the air-cooled portable air compressor of three-level.
(100 DEG C) of kinematic viscosity is (12.5~16.3) mm2/s, while pour point is not higher than -40 DEG C, as up to standard.
Nanometer lanthanum fluoride additive uses ethanol-water solution as reaction medium, and ethyl alcohol is 3 with water volume ratio:1, and include
There are coating material and lanthanum fluoride；Coating material is 2 with lanthanum fluoride molar ratio:1；Nanometer lanthanum fluoride is synthesized in alcohol-water system
The Property of Capped Inorganic Nanoparticles average grain diameter that additive includes is 10m or so, and without apparent agglomeration.
Coating material is that dioctyl two is thio（Slightly）DDPPY), two is pungent（Slightly）Dicyclohexyl amine salt (DDPDA), dioctyl two
The double β ethoxy octadecylamine salt (DDPE18A) of D2EHDTPA T152 salt (DDPT152), dioctyl phosphordithiic acid or the double β of oleic acid
One of ethoxy octadecylamine salt (OAE18A) or in which three be composed.
Organic molybdenum additive is configured to：The antioxidant of 30%-75%, 7% ~ 12% extreme pressure agent and remaining component have
Machine molybdenum；Antioxidant can inhibit the oxidation process of oil product, catalytic action of the passive metal to oxidation to play and extend oil product use
With the purpose of protection machine；Extreme pressure agent can make lubricant under low speed high load or high speed impact load friction condition, that is, exist
Prevent rubbing surface from sintering, scratch occurs under the conditions of so-called extreme pressure；Organic-molybdenum under localized hyperthermia's condition of high voltage with wear surface
Effect, micro-bulge are rolled generation plastic deformation, fill and lead up groove by micro- theomorphism, rough friction surface is again
More smooth friction surface is formed by break-in, i.e., has a degree of repair to friction perished surface, to reduce mill
Damage.
The antioxidant is 2,4,6- tri-butyl-phenols, 2,6- di-t-butyl -4- nonyl phenols, 2,6- di-t-butyls pair
Cresols, iso-octyl -3- (3,5 di-t-butyls-hydroxy phenyl) propionic ester, β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid are different
The mixing of one or more of octanol ester, β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid n-octadecyl alcohol ester
Object.
The antioxidant is 2,4,6- tri-butyl-phenols, 2,6- di-t-butyl -4- nonyl phenols, 2,6- di-t-butyls pair
Cresols, iso-octyl -3- (3,5 di-t-butyls-hydroxy phenyl) propionic ester, β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid are different
Three kinds or more of mixture in octanol ester, β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid n-octadecyl alcohol ester, wherein must
Contain DBPC 2,6 ditertiary butyl p cresol, β-(3,5- di-t-butyl -4- hydroxy phenyls) propionic acid isoctanol esters and β-(bis- uncles of 3,5-
Butyl -4- hydroxy phenyls) propionic acid n-octadecyl alcohol ester.
Further, the organic-molybdenum is two (2- ethylhexyls) molybdenum dithiophosphates or vulcanization dialkyl dithio ammonia
Base formic acid oxygen molybdenum.
Compared with prior art, the lubricating oil that the present embodiment prepares gained has high antioxidant and extreme pressure property, has simultaneously
It is standby that there is surface reconditioning effect to the abrasion generated when equipment use, ensure that lubrication routine use extended equipment simultaneously uses the longevity
Life.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
Under the premise of being detached from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
It encloses.
Claims (9)
1. a kind of anti-oxidant self-restoring lubricating oil preparation process, it is characterised in that：Include the following steps：
1) polyalphaolefin PAO4, polyalphaolefin PAO6 and the mixing of hexanedioic acid ester, are then added VI improver SV260 and pour point depression
Agent T248 is heated to 58~62 DEG C；
2) insulated and stirred is up to standard to kinematic viscosity and pour point, continues to keep the temperature；
3) organic molybdenum additive is prepared：By the antioxidant of 30%-75%, 7%~12% extreme pressure agent and remaining component
Organic-molybdenum mixes, and heats, stirring, and the temperature of the heating is 50~70 DEG C；The time of the stirring is 30~60min；
4) addition prepares organic molybdenum additive, is stirred fusion；
5) nanometer lanthanum fluoride additive is prepared, nanometer lanthanum fluoride additive uses ethanol-water solution as reaction medium, ethyl alcohol and water
Volume ratio is 3:1, and include coating material and lanthanum fluoride；Coating material is 2 with lanthanum fluoride molar ratio:1；And it is added and stirs
Mix fusion；
6) it at the uniform velocity stirs, and in being heated to 62~66 DEG C, subsequent continuation of insurance temperature 30min in 10min, and obtains finished product.
2. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 1, it is characterised in that：Mixing speed is
960r/min。
3. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 2, it is characterised in that：It is air-cooled with three-level
Portable air compressor is stirred.
4. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 3, it is characterised in that：Kinematic viscosity
(100 DEG C) are (12.5~16.3) mm2/s, while pour point is not higher than -40 DEG C, as up to standard.
5. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 4, it is characterised in that：Coating material
For thio (summary) DDPPY of dioctyl two), two pungent (summary) dicyclohexyl amine salt (DDPDA), dioctyl phosphordithiic acid T152 salt
(DDPT152), the double β ethoxy octadecylamine salt (DDPE18A) of dioctyl phosphordithiic acid or the double β ethoxy octadecylamine salt of oleic acid
One of (OAE18A) or in which three be composed.
6. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 5, it is characterised in that：Organic-molybdenum adds
Agent is configured to：The organic-molybdenum of the antioxidant of 30%-75%, 7%~12% extreme pressure agent and remaining component；Antioxidant, can
To inhibit the oxidation process of oil product, catalytic action of the passive metal to oxidation to play and extend the mesh that oil product used and protected machine
's；Extreme pressure agent can make lubricant under low speed high load or high speed impact load friction condition, i.e., in so-called extreme pressure condition
Under prevent rubbing surface occur sintering, scratch；Organic-molybdenum acts under localized hyperthermia's condition of high voltage with wear surface, and micro-bulge is ground
Pressure generates plastic deformation, fills and leads up groove by micro- theomorphism, rough friction surface is formed by break-in more smooth again
Friction surface, i.e., to friction perished surface have a degree of repair, to reduce abrasion.
7. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 6, it is characterised in that：The antioxidant
For 2,4,6- tri-butyl-phenols, 2,6- di-t-butyl -4- nonyl phenols, DBPC 2,6 ditertiary butyl p cresol, iso-octyl -3- (3,5 2
Tertiary butyl-hydroxy phenyl) propionic ester, β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid isoctanol ester, β-(bis- tertiary fourths of 3,5-
Base -4- hydroxy phenyls) one or more of propionic acid n-octadecyl alcohol ester mixture.
8. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 6, it is characterised in that：The antioxidant
For 2,4,6- tri-butyl-phenols, 2,6- di-t-butyl -4- nonyl phenols, DBPC 2,6 ditertiary butyl p cresol, iso-octyl -3- (3,5 2
Tertiary butyl-hydroxy phenyl) propionic ester, β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid isoctanol ester, β-(bis- tertiary fourths of 3,5-
Base -4- hydroxy phenyls) three kinds or more of mixture in propionic acid n-octadecyl alcohol ester, wherein 2,6- di-t-butyls must be contained to first
Propionic acid is just by phenol, β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid isoctanol esters and β-(3,5- di-tert-butyl-hydroxy phenyls)
Octadecanol ester.
9. a kind of anti-oxidant self-restoring lubricating oil preparation process according to claim 7 or 8, it is characterised in that：It is described to have
Machine molybdenum is two (2- ethylhexyls) molybdenum dithiophosphates or vulcanization dialkyldithiocarbamacompositions oxygen molybdenum.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113817536A (en) * | 2021-10-13 | 2021-12-21 | 王富 | Lubricating oil preparation process |
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