CN109415645A - Lubricant oil composite - Google Patents

Lubricant oil composite Download PDF

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Publication number
CN109415645A
CN109415645A CN201780039894.7A CN201780039894A CN109415645A CN 109415645 A CN109415645 A CN 109415645A CN 201780039894 A CN201780039894 A CN 201780039894A CN 109415645 A CN109415645 A CN 109415645A
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China
Prior art keywords
formula
acid
alkyl
lubricant oil
extreme pressure
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CN201780039894.7A
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Chinese (zh)
Inventor
八木下和宏
石井俊也
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Jxtg Energy Corp
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Jxtg Energy Corp
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Publication of CN109415645A publication Critical patent/CN109415645A/en
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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
    • C10M101/00—Lubricating compositions characterised by the base-material being a mineral or fatty oil
    • C10M101/02—Petroleum fractions
    • 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
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/32—Esters
    • 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
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/32—Esters
    • C10M105/34—Esters of monocarboxylic 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
    • C10M129/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
    • C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
    • C10M129/04—Hydroxy compounds
    • C10M129/10—Hydroxy compounds having hydroxy groups bound to a carbon atom of a six-membered aromatic ring
    • 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
    • C10M133/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
    • C10M133/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen having a carbon chain of less than 30 atoms
    • C10M133/04—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M133/12—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
    • 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
    • C10M137/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
    • C10M137/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
    • C10M137/04—Phosphate esters
    • C10M137/10—Thio derivatives
    • 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • 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
    • C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/10—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic phosphorus-containing compound

Abstract

The present invention provides a kind of lubricant oil composite, it contains lube base oil and extreme pressure agent, and the extreme pressure agent is selected from least one kind of in the group that the addition product that at least one carboxyl by the following general formula (1) compound represented, the acid anhydrides of the following general formula (1) compound represented and the following general formula (1) compound represented and aliphatic monobasic alcohol, aklylene glycol or two aklylene glycol additions obtain forms.[in formula (1), R1And R2Separately indicate the alkyl of 1 valence, X1Indicate sulphur atom or oxygen atom.]

Description

Lubricant oil composite
Technical field
The present invention relates to lubricant oil composites.
Background technique
Lubricating oil is used in order to improve the lubricity between component in mechanical device as industrial machine all the time. In recent years, with the high speed of mechanical device and miniaturization, the mechanical organs such as hydraulic press, compressor, turbine, gear, bearing Become to operate under conditions of harsh.Therefore, lubrication is further increased for lubricating oil requirements used in these mechanical devices Performance.
In general, being added to improve the greasy property of lubricating oil in lube base oil according to desired characteristic to be compounded Add agent.Such as a kind of abrasion performance lubricant oil composite is disclosed in patent document 1, which is characterized in that in lube base oil In be compounded with β-phosphordithiic acid base propionic acid, triaryl phosphate etc..
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2002-265971 bulletin
Summary of the invention
Problems to be solved by the invention
However, as noted previously, as lubricating oil is used under conditions of harsher in recent years, therefore it is required that further improving The anti-load of lubricating oil, for example to be born at high loads.
The present invention is in view of such actual situation to complete, and its purpose is to provide the lubricating oil that anti-load is excellent Composition.
The solution to the problem
The present invention provides a kind of lubricant oil composite, and containing lube base oil and extreme pressure agent, the extreme pressure agent is selected from Change as shown in the following general formula (1) compound represented, the acid anhydrides of the following general formula (1) compound represented and the following general formula (1) The addition product that at least one carboxyl and aliphatic monobasic alcohol, aklylene glycol or two aklylene glycol additions for closing object obtain forms Group in it is at least one kind of.
[in formula (1), R1And R2Separately indicate the alkyl of 1 valence, X1Indicate sulphur atom or oxygen atom.]
Addition product is preferably the following general formula (2-1) or (2-2) compound represented.
[in formula (2-1), R1、R2And X1Respectively with the R in formula (1)1、R2And X1For identical definition content, R3And R4Respectively Independently indicate the alkyl of divalent, RaAnd RbSeparately indicate the alkyl of hydrogen atom or 1 valence, m and n separately indicate 0 ~2 integer.Wherein, meeting m is 1 or more and RaIt is 1 or more and R for hydrogen atom or nbFor at least any bar in hydrogen atom Part.]
[in formula (2-2), R1、R2And X1Respectively with the R in formula (1)1、R2And X1For identical definition content, RcAnd RdRespectively Independently indicate hydrogen atom or alkyl.Wherein, RcAnd RdAt least one of be alkyl.]
Extreme pressure agent is preferably above-mentioned addition product.In the case, the anti-load of lubricant oil composite is more excellent.
Lube base oil may include at least one kind of in the group being made of mineral oil and ester.
Ester preferably comprises the ester of unsaturated fatty acid and alcohol.In the case, the anti-load of lubricant oil composite is more excellent It is different.
Lubricant oil composite preferably further contains in the group being made of phenolic antioxidant and amine antioxidant At least one kind of antioxidant.In the case, the rust-preventing characteristic of lubricant oil composite is also excellent.
When lube base oil includes mineral oil, amine antioxidant is preferably comprised selected from by two (alkyl phenyl) amine and double It is at least one kind of in the group of [4- (dialkyl amido) phenyl] methane composition.In the case, the inoxidizability of lubricant oil composite Also excellent.
When lube base oil includes the ester of saturated fatty acid and alcohol, amine antioxidant, which preferably comprises, selects free phenyl- It is at least one kind of in the group of alpha-naphthylamine and bis- [4- (dialkyl amido) phenyl] methane composition.In the case, lubricant oil composite Inoxidizability it is also excellent.
The effect of invention
According to the present invention it is possible to provide anti-load excellent lubricant oil composite.
Specific embodiment
The lubricant oil composite of present embodiment contains lube base oil and extreme pressure agent, and the extreme pressure agent is selected from by following General formula (1) compound represented, the acid anhydrides of the following general formula (1) compound represented and the following general formula (1) compound represented In the group for the addition product composition that at least one carboxyl and aliphatic monobasic alcohol, aklylene glycol or two aklylene glycol additions obtain At least one kind of (hereinafter also referred to as " extreme pressure agent ").
In formula (1), R1And R2Separately indicate the alkyl of 1 valence, X1Indicate sulphur atom or oxygen atom.
Lube base oil is, for example, the mixture of mineral oil, synthetic oil or both.
It as mineral oil, can enumerate: be evaporated for crude oil is carried out lubricating oil obtained from air-distillation and vacuum distillation Point, individually or proper combination two or more carry out solvent deasphalting, solvent extraction, be hydrocracked, solvent dewaxing, catalytic dewaxing, plus The refinement treatments such as hydrogen purification, sulfuric acid cleaned, clay treatment are come mineral such as alkane hydrocarbon system, cycloalkanes hydrocarbon systems obtained from being refined Oil, n-alkane, isoparaffin etc..These mineral oil, which can be used alone, can also combine two or more with arbitrary ratio It uses.
As preferred mineral oil, base oil below can be enumerated.
(1) distillate oil as obtained from air-distillation of alkane base system crude oil and/or mixing base system crude oil
(2) the vacuum distillation distillate oil of the air-distillation residue oil of alkane base system crude oil and/or mixing base system crude oil (WVGO)
(3) wax that is obtained by lubricating oil dewaxing process and/or by the Fischer-Tropsch wax of the manufactures such as GTL technique
(4) mild hydrocracking of the one kind or two or more miscella in above-mentioned (1)~(3) handles oily (MHC)
(5) miscella of the oil of more than two kinds in above-mentioned (1)~(4)
(6) deasphalted oil (DAO) of above-mentioned (1), (2), (3), (4) or (5)
(7) mild hydrocracking of above-mentioned (6) handles oily (MHC)
(8) it regard miscella of oil of more than two kinds in above-mentioned (1)~(7) etc. as feedstock oil, passes through common essence Method processed is refined to the feedstock oil and/or by the lube cut that the feedstock oil recycles, by lube cut recycling to Obtained lubricating oil
It herein, can be arbitrarily using the refining methd used when manufacturing base oil as common refining methd.As Common refining methd, for example, refining methd below.
(a) it is hydrocracked, hydrogenates the hydrofinishings such as post-refining
(b) furfural solvent extraction equal solvent purification
(c) solvent dewaxing, catalytic dewaxing etc. dewax
(d) the clay-filtered of Emathlite, atlapulgite etc. is utilized
(e) sulfuric acid cleaned, caustic soda cleaning etc. reagents (acid or alkali) purification
These refining methds can individually use a kind, or in any combination and arbitrary sequentially using two or more.
As synthetic oil, such as ester output, ether and hydrocarbon ils can be enumerated.
Ester is preferably the ester of fatty acid (monoacid) and alcohol and the ester of polyacid and alcohol, more preferably fatty acid and alcohol Ester.
Fatty acid can be saturated fatty acid or unsaturated fatty acid, preferably unsaturated fatty acid.
Fatty acid is preferably the fatty acid of carbon number 2~24.As the fatty acid of carbon number 2~24, specifically, can enumerate Out: acetic acid, propionic acid, butyric acid, valeric acid, caproic acid, enanthic acid, octanoic acid, n-nonanoic acid, capric acid, hendecanoic acid, dodecanoic acid, tridecanoic acid, ten Four alkanoic acids, pentadecanoic acid, hexadecanoic acid, Heptadecanoic acide, octadecanoid acid, nonadecylic acid, arachic acid, heneicosanoic acid, 20 The saturated fatty acids such as diacid, tricosanic acid, tetracosanoic acid；Acrylic acid, butenoic acid, penetenoic acid, hexenoic acid, heptenoic acid, octenoic acid, Nonenoic acid, decylenic acid, undecenoic acid, dodecenoic acid, tridecylenic acid, tetradecenoic acid, pentadecylenic acid, hexadecene Acid, heptadecenoic acid, octadecenoic acid, jecoleic acid, eicosenoic acid, heneicosene acid, docosenoic acid, 20 The unsaturated fatty acids such as three carbon enoic acids, tetracosenoic acid；And their mixture etc..These fatty acid can be straight-chain Or branched.
It as polyacid, can enumerate: binary acid, ternary acid etc..Polyacid is optionally with or without unsaturated bond.Two The carbon number of first acid can be such as 2~16.As the binary acid of carbon number 2~16, specifically, can enumerate: ethanedioic acid, the third two Acid, succinic acid, glutaric acid, adipic acid, pimelic acid, suberic acid, azelaic acid, decanedioic acid, heneicosanedioic acid, dodecanedioic acid, ten Three docosandioic acids, tetracosandioic acid, pentacosandioic acid, hexadecandioic acid (hexadecane diacid), hexene diacid, heptylene diacid, octendioic acid, nonene two Acid, decenedioic acid, undecendioic acid, decene dicarboxylic acid, tricosendioic acid, tetracosendioic acid, heptadecene diacid, The mixture etc. of hexadeeene diacid(hexadecendioic acid) and they.The binary acid of these carbon numbers 2~16 can be straight-chain or branched.As three First acid, can enumerate trimellitic acid etc..
Alcohol can be monohydric alcohol or polyalcohol.The carbon number of monohydric alcohol is preferably 1~24, is more preferably 1~12, is further excellent It is selected as 1~8.As the alcohol of carbon number 1~24, specifically, can enumerate: methanol, ethyl alcohol, propyl alcohol, butanol, amylalcohol, hexanol, heptan Alcohol, octanol, nonyl alcohol, decyl alcohol, tip-nip, dodecanol, tridecanol, tetradecanol, pentadecanol, hexadecanol, 17 They the pure and mild mixing of alkanol, octadecanol, nonadecanol, eicosanol, heneicosane alcohol, tricosanol, lignocerane Object etc..These monohydric alcohols can be straight-chain or branched.
The number of hydroxyl possessed by polyalcohol (polyol) is preferably 2~10, more preferably 2~6.As have 2~ The polyalcohol of 10 hydroxyls, specifically, can enumerate: (the 3~15 of ethylene glycol are poly- for ethylene glycol, diethylene glycol, polyethylene glycol Body), propylene glycol, dipropylene glycol, polypropylene glycol (3~15 aggressiveness of propylene glycol), 1,3- propylene glycol, 1,2- propylene glycol, 1, 3- butanediol, 1,4- butanediol, 2- methyl-1,2- propylene glycol, 2- methyl-1,3-propanediol, 1,2- pentanediol, 1,3- penta 2 The dihydric alcohols such as alcohol, 1,4- pentanediol, 1,5- pentanediol, neopentyl glycol；Glycerol, polyglycereol (2~8 aggressiveness of glycerol, such as dimerization Glycerol, three polyglycereol, four polyglycereol etc.), trimethylolalkane (trimethylolethane, trimethylolpropane, tri hydroxy methyl butane Deng) and they 2~8 aggressiveness, pentaerythrite and its 2~4 aggressiveness, 1,2,4- butantriol, penta triol of 1,3,5-, 1,2,6- oneself three Alcohol, 1,2,3,4- erythrol, sorbierite, anhydrous sorbitol, sorbierite glycerol condensate, ribitol, arabite, xylose The polyalcohols such as alcohol, mannitol；Xylose, arabinose, ribose, rhamnose, glucose, fructose, galactolipin, mannose, sorb The carbohydrates such as sugar, cellobiose, maltose, isomaltose, trehalose, sucrose；And their mixture etc..
It as ether, such as can enumerate: polyether polyols, dialkyl diphenyl ether, polyphenylene oxide etc..
It as hydrocarbon ils, such as can enumerate: poly alpha olefin or its hydride, isobutylene oligomer or its hydride, different chain Alkane, alkylbenzene, alkylnaphthalene etc..
These synthetic oils can be used alone, two or more can also be applied in combination with arbitrary ratio.
It is preferably also in above-mentioned lubricant oil composite in the middle at least one kind of in the group being made of mineral oil and ester.
Kinematic viscosity of the lube base oil at 40 DEG C is from oil film formation becomes abundant, lubricity is more excellent, in high temperature Under the conditions of the smaller viewpoint of evaporation loss set out, preferably 20mm2/ it is more than the second, more preferably 25mm2/ it is more than the second, further Preferably 30mm2/ it is more than the second.Kinematic viscosity of the lube base oil at 40 DEG C from improve low-temperature viscosity profiles, save fuel From the perspective of property is more excellent, preferably 100mm2Below/the second, it is more preferably 80mm2Below/the second, further preferably 60mm2/ Second or less.
Kinematic viscosity of the lube base oil at 100 DEG C is from oil film formation becomes abundant, lubricity is more excellent, in high temperature Under the conditions of the smaller viewpoint of evaporation loss set out, preferably 5mm2/ it is more than the second, more preferably 6mm2/ it is more than the second, further it is excellent It is selected as 7mm2/ it is more than the second.Lube base oil is fuel more excellent from raising low-temperature viscosity profiles, saving in 100 DEG C of kinematic viscosity From the perspective of different, preferably 20mm2Below/the second, it is more preferably 15mm2Below/the second, further preferably 10mm2Below/the second.
Kinematic viscosity in the present invention refers to the kinematic viscosity according to JIS K2283:2000 measurement.
The content of lube base oil using lubricant oil composite total amount as benchmark, such as can be 50 mass % or more, 70 mass % or more or 90 mass % or more.
Extreme pressure agent is selected from: the following general formula (1) compound represented, the following general formula (1) compound represented acid anhydrides and under State at least one carboxyl and the aliphatic monobasic alcohol, aklylene glycol or two aklylene glycol additions of general formula (1) compound represented Obtained addition product (hereinafter also referred to as " addition product ").
In formula (1), R1And R2It separately indicates the alkyl of 1 valence, preferably indicates the alkyl of linear chain or branched chain.R1And R2 Shown in the alkyl of 1 valence or the carbon number of alkyl be preferably 1~12, more preferably 2~10, further preferably 3~8.
X1Indicate sulphur atom or oxygen atom, preferably expression sulphur atom.
As the X of formula (1) compound represented1When for sulphur atom, such as obtain in the following way: make phosphorus pentasulfide with Alcohol reacts to obtain phosphorodithioate, is hydrolyzed and obtains after reacting the phosphorodithioate with maleic anhydride.When formula (1) The X of compound represented1It when for oxygen atom, such as obtains in the following way: keeping phosphorous acid hydrogen salt, sodium alkoxide and elementary sulfur anti- After should obtaining dialkyl sodium phosphate, dialkylthiophosphate esters are obtained by acid decomposition.Make the phosphorodithioate and horse Come after anhydride reaction to be hydrolyzed to obtain.
The acid anhydrides of formula (1) compound represented is by shown in following formula (1a).
In formula (1a), R1、R2And X1Respectively with the R in formula (1)1、R2And X1For identical definition content.R1、R2And X1It is excellent Select R of the mode respectively with general formula (1)1、R2And X1The case where it is identical, the repetitive description thereof will be omitted herein.
It for the acid anhydrides of formula (1) compound represented, such as obtains in the following way: reacting phosphorus pentasulfide with alcohol Phosphorodithioate is obtained, the phosphorodithioate is reacted with maleic anhydride and obtains.As the X of formula (1) compound represented1 It when for oxygen atom, such as obtains in the following way: phosphorous acid hydrogen salt, sodium alkoxide and element reaction of Salmon-Saxl being made to obtain dialkyl After sodium phosphate, dialkylthiophosphate esters are obtained by acid decomposition.And reacting the phosphorodithioate with maleic anhydride It obtains.
Addition product is, for example, formula (1) compound represented and aliphatic monobasic alcohol, aklylene glycol or two aklylene glycols Dehydration condensation, have by formula (1) compound represented at least one carboxyl and aliphatic monobasic alcohol, aklylene glycol or The ester bond that the hydroxyl of two aklylene glycols is formed.
The addition product of addition aliphatic monobasic alcohol by formula (1a) compound represented and aliphatic monobasic alcohol for example It reacts 1 hour and obtains under conditions of 60 DEG C.
The addition product of addition aklylene glycol or two aklylene glycols passes through formula (1a) compound represented and alkylene Base glycol or two aklylene glycols are for example reacted 4 hours under conditions of 80 DEG C and are obtained.
The carbon number of aliphatic monobasic alcohol is preferably 1~6, more preferably 1~4, further preferably 1~2.
The carbon number of aklylene glycol is preferably 2~6, more preferably 2~5, further preferably 2~4.Two aklylene glycols It is the dimer of these aklylene glycols.
Addition product can be the following general formula (2-1) compound represented.
In formula (2-1), R1、R2And X1Respectively with the R in formula (1)1、R2And X1For identical definition content, R3And R4It is only respectively On the spot indicate the alkyl of divalent, RaAnd RbSeparately indicating the alkyl of hydrogen atom or 1 valence, m and n separately indicate 0~ 2.Wherein, meet at least one of condition below.
(i) m is 1 or more and RaFor hydrogen atom.
(ii) n is 1 or more and RbFor hydrogen atom.
R1、R2And X1The preferred embodiment R with general formula (1) respectively1、R2And X1The case where it is identical, omit duplicate theory herein It is bright.
R3And R4It is separately preferably the alkyl of linear chain or branched chain.R3And R4Shown in the alkyl of divalent or the carbon of alkyl Number preferably 2~6, more preferably 2~5, further preferably 2~4.
RaAnd RbIt is separately preferably the alkyl of hydrogen atom or linear chain or branched chain.RaAnd RbShown in 1 valence alkyl or The carbon number of alkyl is preferably 1~6, more preferably 1~4, further preferably 1~2.It is preferred that RaAnd RbThe two is hydrogen atom.
Addition product can be the following general formula (2-2) compound represented.
In formula (2-2), R1、R2And X1Respectively with the R in formula (1)1、R2And X1For identical definition content, RcAnd RdIt is only respectively On the spot indicate hydrogen atom or alkyl.Wherein, RcAnd RdAt least one of be alkyl.
R1、R2And X1The preferred embodiment R with general formula (1) respectively1、R2And X1The case where it is identical, omit duplicate theory herein It is bright.
RcAnd RdIt is separately preferably the alkyl of hydrogen atom or linear chain or branched chain.RcAnd RdShown in alkyl carbon number Preferably 1~6, it is more preferably 1~4, further preferably 1~2.It is preferred that RcAnd RdIn only one be alkyl.
Extreme pressure agent can be a kind in above compound, can also be mixture of more than two kinds.Extreme pressure agent is preferably formula (1) addition product shown in compound represented or addition product, more preferably addition product, further preferably formula (2-2), it is especially excellent It is selected as: R in formula (2-2)cAnd RdOne of be alkyl and another one is the compound (R of hydrogen atomcFor alkyl and RdFor hydrogen original Compound, the R of soncFor hydrogen atom and RdFor the compound or their mixture of alkyl), most preferably: R in formula (2-2)cWith RdOne of be methyl and another one is the compound (R of hydrogen atomcFor methyl and RdCompound, R for hydrogen atomcFor hydrogen original Son and RdFor the compound or their mixture of methyl).
The content of extreme pressure agent is using lubricant oil composite total amount as benchmark, from the viewpoint of anti-load, preferably 0.005 mass % or more, more preferably 0.01 mass % or more, further preferably 0.02 mass % or more.Extreme pressure agent contains Amount is using lubricant oil composite total amount as benchmark, preferably 1.0 mass % or less, more preferable from the viewpoint of erosion corrosion For 0.5 mass % or less, further preferably 0.25 mass % or less.The content of extreme pressure agent using lubricant oil composite total amount as Benchmark, from the viewpoint of anti-load and erosion corrosion, preferably 0.005~1.0 mass %, 0.005~0.5 mass %, 0.005~0.25 mass %, 0.01~1.0 mass %, 0.01~0.5 mass %, 0.01~0.25 mass %, 0.02~1.0 Quality %, 0.02~0.5 mass % or 0.02~0.25 mass %.It is above-mentioned when lubricant oil composite contains two or more extreme pressure agent Content is the total content of two or more extreme pressure agent.
The lubricant oil composite of present embodiment preferably further contains antioxidant from the viewpoint of rust-preventing characteristic.
Antioxidant is preferably selected from least one kind of in the group being made of phenolic antioxidant and amine antioxidant.
As phenolic antioxidant, such as the following general formula (3) compound represented can be enumerated.
In formula (3), R7And R8It can be the same or different from each other, respectively indicate the alkyl of the linear chain or branched chain of carbon number 1~4, R9 It indicates shown in hydrogen atom, the alkyl of the linear chain or branched chain of carbon number 1~4, group or the following general formula (5) shown in the following general formula (4) Group.
In formula (4), R10Indicate the alkylidene of carbon number 1~6, R11Indicate the alkyl or alkenyl of carbon number 1~24.
In formula (5), R12Indicate the alkylidene of carbon number 1~6, R13Indicate the alkyl of carbon number 1~4, R14Indicate hydrogen atom or carbon The alkyl of number 1~4, p indicate 0 or 1.
R7It specifically can be methyl, ethyl, n-propyl, isopropyl, normal-butyl, isobutyl group, sec-butyl, tert-butyl Deng, from the viewpoint of excellent oxidation stability, preferably tert-butyl.R8Can be hydrogen atom and methyl, ethyl, n-propyl, Isopropyl, normal-butyl, isobutyl group, sec-butyl, tert-butyl etc., from the viewpoint of heat/excellent oxidation stability, preferably methyl Or tert-butyl.
R8For carbon number 1~4 alkyl when, R9The preferably alkyl of the linear chain or branched chain of carbon number 1~4.R9It can be such as first Base, ethyl, n-propyl, isopropyl, normal-butyl, isobutyl group, sec-butyl, tert-butyl etc. go out from the viewpoint of excellent oxidation stability Hair, preferably methyl or ethyl.
R7And R8For the linear chain or branched chain of carbon number 1~4 alkyl when, formula (3) compound represented for example can be 2,6- bis- Butylated Hydroxytoluene (DBPC), 2,6- di-t-butyl -4- ethyl -phenol, 2,4- dimethyl -6- tert-butyl phenol, preferably 2,6- Di-tert-butyl p-cresol (DBPC).
Phenolic antioxidant can be the following general formula (6) compound represented.
In formula (6), R15And R16It can be the same or different from each other, respectively indicate the alkyl of carbon number 1~4, R17And R18It can be with that This is identical or different, respectively indicates the alkyl of hydrogen atom or carbon number 1~4, R19And R20It can be the same or different from each other, respectively table Show the alkylidene of carbon number 1~6, group shown in the alkylidene or the following general formula (7) of Z expression carbon number 1~18.
-R21-S-R22- (7)
In formula (7), R21And R22It can be the same or different from each other, respectively indicate the alkylidene of carbon number 1~6.
Amine antioxidant is preferably two (alkyl phenyl) amine, phenyl-α-naphthylamine, bis- (4- dialkylaminophenyl) methane Deng.
As two (alkyl phenyl) amine, such as the following general formula (8) compound represented can be enumerated.
In formula (8), R23And R24It can be the same or different from each other, respectively indicate the alkane of the linear chain or branched chain of carbon number 1~16 Base.
R23And R24It can be bonded with any position of phenyl.R23And R24Such as contraposition can be bonded in relative to amino Position, in the case, two (alkyl phenyl) amine are the following general formula (9) compound represented.
In formula (9), R23And R24Respectively with the R in formula (8)23And R24For identical definition content.
As formula (8) compound represented, such as octylated/butylated diphenylamine, 4- butyl phenyl -4- can be enumerated Octyl phenyl amine, two (4- octyl phenyl) amine, two (4- nonyl phenyl) amine etc..
The hydrogen atom of phenyl in phenyl-α-naphthylamine can be replaced by alkyl etc..That is, in phenyl-α-naphthylamine including, for example, N- is to alkyl phenyl-alpha-naphthylamine.As phenyl-α-naphthylamine, such as the following general formula (10) compound represented can be enumerated.
In formula (10), R25Indicate the alkyl of the linear chain or branched chain of hydrogen atom or carbon number 1~16.
As formula (10) compound represented, such as octyl phenyl-alpha-naphthylamine, dodecylphenyl-α-naphthalene can be enumerated Amine etc..
As bis- (4- dialkylaminophenyl) methane, such as the following general formula (11) compound represented can be enumerated.
In formula (11), R26、R27、R28And R29It can be the same or different from each other, respectively indicate the linear chain or branched chain of carbon number 1~6 Alkyl.R26、R27、R28And R29In the carbon number of any one alkyl when being 6 or less, there is in molecule ratio shared by functional group increase Greatly, the excellent tendency of antioxidant effect.The alkyl of linear chain or branched chain as carbon number 1~6, such as can enumerate: methyl, second Base, propyl, butyl, amyl, hexyl etc..These alkyl can be straight-chain or branched.
From the viewpoint of it can obtain superior antioxidant effect, R26、R27、R28And R29Preferably methyl, ethyl or The branched alkyl of carbon number 3~4, more preferably methyl or ethyl.
As formula (11) compound represented, such as bis- (4- dimethylaminophenyl) methane can be enumerated etc..
In a mode, lubricant oil composite contains: the mineral oil as lube base oil；Extreme pressure agent；And conduct Antioxidant, phenolic antioxidant and/or selected from two (alkyl phenyl) amine and bis- [4- (dialkyl amido) phenyl] methane Amine antioxidant.The lubricant oil composite is identical as the composition of lube base oil and antioxidant but is free of above-mentioned extreme pressure agent Lubricant oil composite compare, inoxidizability is also excellent.It should be noted that anti-oxidant for mineral oil, extreme pressure agent, phenol system The explanation of agent and two (alkyl phenyl) amine and bis- [4- (dialkyl amido) phenyl] methane is same as described above, therefore saves herein Slightly illustrate.
In a mode, lubricant oil composite contains: as the saturated fatty acid of lube base oil and the ester of alcohol；Pole Press agent；And as antioxidant, phenolic antioxidant and/or be selected from phenyl-α-naphthylamine and bis- [4- (dialkyl amido) benzene Base] methane amine antioxidant.The lubricant oil composite is identical as the composition of lube base oil and antioxidant but is free of The lubricant oil composite of above-mentioned extreme pressure agent is compared, and inoxidizability is also excellent.It should be noted that for mineral oil, extreme pressure agent, phenol Be antioxidant and phenyl-α-naphthylamine and bis- [4- (dialkyl amido) phenyl] methane explanation it is same as described above, therefore this Place omits the description.
Antioxidant can be a kind in above-mentioned antioxidant, can also be mixture of more than two kinds.
The content of antioxidant is preferably 0.1 matter in terms of lubricant oil composite total amount benchmark from the viewpoint of rust-preventing characteristic Measure % or more, more preferably 0.2 mass % or more, further preferably 0.3 mass % or more.(C) content of ingredient is from insoluble It is preferably 5.0 mass % or less, more preferably 3.0 matter in terms of lubricant oil composite total amount benchmark from the perspective of ingredient generates Measure % or less, further preferably 1.0 mass % or less.The viewpoint that the content of antioxidant is generated from rust-preventing characteristic and insoluble component It sets out, is preferably 0.1~5.0 mass %, 0.1~3.0 mass %, 0.1~1.0 matter in terms of lubricant oil composite total amount benchmark Measure %, 0.2~5.0 mass %, 0.2~3.0 mass %, 0.2~1.0 mass %, 0.3~5.0 mass %, 0.3~3.0 matter Measure % or 0.3~1.0 mass %.
Lubricant oil composite can further contain other additives.As other additives, can enumerate: antiwear additive, Metal deactivator, metal system cleaning agent, ashless dispersant, viscosity index improver, defoaming agent, pour-point depressant, anticorrosive, antirust Agent, anti emulsifier etc..
It as antiwear additive, such as can enumerate: phosphite ester, phosphate and their amine salt, metal salt and derivative Equal phosphorus system antiwear additive (wherein, except above-mentioned extreme pressure agent).
It as phosphite ester, such as can enumerate: three monooctyl ester of phosphorous acid, two thiophosphite of trioctylphosphine, trioctylphosphine sulphur For phosphite ester etc..It as phosphate, such as can enumerate: tricresyl phosphate, trioctyl phosphate, triphenyl thiophosphoric acid Ester, TRI N BUTYL PHOSPHATE etc..
The content of phosphorus system antiwear additive is, for example, 0.05~3 mass % in terms of lubricant oil composite total amount benchmark.
As metal deactivator, such as benzotriazole and its derivative can be enumerated.As the derivative of benzotriazole, example N, N- bis- (2- ethylhexyls)-(4 or 5)-methyl-1 H- benzotriazole -1- methylamine can such as be enumerated.
The content of metal deactivator is, for example, 0.005~0.2 mass % in terms of lubricant oil composite total amount benchmark.
Kinematic viscosity of the lubricant oil composite at 40 DEG C is from oil film formation becomes abundant, lubricity is more excellent, in high temperature Under the conditions of the smaller viewpoint of evaporation loss set out, preferably 20mm2/ it is more than the second, more preferably 25mm2/ it is more than the second, further Preferably 30mm2/ it is more than the second.Kinematic viscosity of the lube base oil at 40 DEG C from improve low-temperature viscosity profiles, save fuel From the perspective of property is more excellent, preferably 100mm2Below/the second, it is more preferably 80mm2Below/the second, further preferably 60mm2/ Second or less.
Kinematic viscosity of the lubricant oil composite at 100 DEG C is from oil film formation becomes abundant, lubricity is more excellent, in high temperature Under the conditions of the smaller viewpoint of evaporation loss set out, preferably 5mm2/ it is more than the second, more preferably 6mm2/ it is more than the second, further it is excellent It is selected as 7mm2/ it is more than the second.Lube base oil is fuel more excellent from raising low-temperature viscosity profiles, saving in 100 DEG C of kinematic viscosity From the perspective of different, preferably 20mm2Below/the second, it is more preferably 15mm2Below/the second, further preferably 10mm2Below/the second.
Phosphorus content in lubricant oil composite using lubricant oil composite total amount as benchmark, preferably 1100 mass ppm with Under, more preferably 800 mass ppm or less, further preferably 500 mass ppm or less.Heretofore described " phosphorus content " be Refer to the content using the measurement of ICP elemental microanalysis method.
The lubricant oil composite of present embodiment can be widely used in lubricating oil field.Lubricant oil composite can be suitable for use as The drivings system such as engine oil, automatic speed variator or hand gear machine lubricating oil, hydraulic oil, turbine oil, compressor oil Deng.
Embodiment
The present invention is further illustrated below based on embodiment, but the present invention is not limited to embodiments.
(lube base oil)
As lube base oil, base oil A1~A3 below has been used.
A1: the ester (kinematic viscosity at 40 DEG C: 46mm of unsaturated fatty acid (oleic acid) and alcohol (trimethylolpropane)2/ Second)
A2: the ester (movement at 40 DEG C of saturated fatty acid (caprylic acid, isononanoic acid, n-capric acid) and alcohol (pentaerythrite) Viscosity: 46mm2/ the second)
A3: mineral oil (group III, the kinematic viscosity at 40 DEG C: 36mm2/ the second)
(extreme pressure agent)
As extreme pressure agent, extreme pressure agent B1~B9 shown in the following general formula (B1)~(B9-2) has been used respectively.It is described below The synthetic method of each extreme pressure agent.Extreme pressure agent B9 is the mixing of formula (B9-1) compound represented Yu formula (B9-2) compound represented Object.It should be noted that being analyzed to identify the structure of obtained extreme pressure agent B1~B9 according to IR.
(synthesis of extreme pressure agent B1)
Firstly, by phosphorus pentasulfide (P2S5) 0.1mol (38.2g) and 2-Ethylhexyl Alcohol (C8H17OH) 0.4mol (52g) is received Collection is stirred 15 hours at 70 DEG C and is reacted, two (the 2- ethylhexyls) two for obtaining 0.2mol (70.8g) are thio into flask Phosphate.Then, by two (2- ethylhexyl) phosphorodithioate 0.1mol (35.4g) and maleic anhydride (C4H2O3)0.1mol (9.8g) is collected into flask, is stirred 18 hours and is reacted at 75 DEG C, obtains the maleation two of 0.1mol (45.2g) (2- ethylhexyl) phosphorodithioate.Propylene glycol 0.1mol is added wherein, stirs 4 hours and is reacted at 80 DEG C, obtained To the extreme pressure agent B1 (R in formula (2-1)1And R2For the substance of 2- ethylhexyl).
(synthesis of extreme pressure agent B2)
Instead of propylene glycol 0.1mol is added, stirs 4 hours and is reacted at 80 DEG C, ethylene glycol 0.1mol is added, 80 It stirs 4 hours and is reacted at DEG C, get similarly the extreme pressure agent B2 (R in formula (2-1) with extreme pressure agent B1 in addition to this1And R2For The substance of 2- ethylhexyl).
(synthesis of extreme pressure agent B3)
Instead of 2-Ethylhexyl Alcohol (C8H17OH) 0.4mol (52g) has used n-octyl alcohol (C8H17OH) 0.4mol (52g), is removed Extreme pressure agent B3 (the R in formula (2-1) is got similarly with extreme pressure agent B1 other than this1And R2For the substance of n-octyl).
(synthesis of extreme pressure agent B4)
Firstly, by phosphorus pentasulfide (P2S5) 0.1mol (38.2g) and 2-Ethylhexyl Alcohol (C8H17OH) 0.4mol (52g) is received Collection is stirred 15 hours at 70 DEG C and is reacted, two (the 2- ethylhexyls) two for obtaining 0.2mol (70.8g) are thio into flask Phosphate.Then, by two (2- ethylhexyl) phosphorodithioate 0.1mol (35.4g) and maleic anhydride (C4H2O3)0.1mol (9.8g) is collected into flask, is stirred 18 hours and is reacted at 75 DEG C, obtains the extreme pressure agent B4 (formula of 0.1mol (45.2g) (1) R in1And R2For the acid anhydrides of the compound of 2- ethylhexyl).
(synthesis of extreme pressure agent B5)
Firstly, by phosphorus pentasulfide (P2S5) 0.1mol (38.2g) and 2-Ethylhexyl Alcohol (C8H17OH) 0.4mol (52g) is received Collection is stirred 15 hours at 70 DEG C and is reacted, two (the 2- ethylhexyls) two for obtaining 0.2mol (70.8g) are thio into flask Phosphate.Then, by two (2- ethylhexyl) phosphorodithioate 0.1mol (35.4g) and maleic anhydride (C4H2O3)0.1mol (9.8g) is collected into flask, is stirred 18 hours and is reacted at 75 DEG C, the maleinization two for obtaining 0.1mol (45.2g) is pungent Base phosphorodithioate (the R in extreme pressure agent B4, formula (1)1And R2For the acid anhydrides of the compound of 2- ethylhexyl).It is added wherein Water 0.1mol is stirred 4 hours at 80 DEG C and is reacted, and obtains the extreme pressure agent B5 (R in formula (1)1And R2For 2- ethylhexyl Substance).
(synthesis of extreme pressure agent B6)
Instead of 2-Ethylhexyl Alcohol (C8H17OH) 0.4mol (52g) has used 4- methyl -2- amylalcohol (C6H17OH)0.4mol (40.8g) gets similarly the extreme pressure agent B6 (R in formula (2-1) with extreme pressure agent B1 in addition to this1And R2For 4- methyl -2- amyl Substance).
(synthesis of extreme pressure agent B7)
Instead of 2-Ethylhexyl Alcohol (C8H17OH) 0.4mol (52g) has used n-octyl alcohol (C8H17OH) 0.4mol (52g), is removed Extreme pressure agent B7 (the R in formula (1) is got similarly with extreme pressure agent B4 other than this1And R2For the substance of n-octyl).
(synthesis of extreme pressure agent B8)
Instead of 2-Ethylhexyl Alcohol (C8H17OH) 0.4mol (52g) has used n-octyl alcohol (C8H17OH) 0.4mol (52g), is removed Extreme pressure agent B8 (the R in formula (1) is got similarly with extreme pressure agent B5 other than this1And R2For the substance of n-octyl).
(synthesis of extreme pressure agent B9)
The methanol of equimolar amounts is added in extreme pressure agent B7, stirs 1 hour and is reacted at 60 DEG C, obtained as formula (B9-1) the extreme pressure agent B9 (R in formula (2-2) of the mixture of compound represented and formula (B9-2) compound represented1And R2For The substance of n-octyl).
Use above-mentioned lube base oil, extreme pressure agent B1~B6 and antioxidant and additive as shown below, preparation The lubricant oil composite (lubricant oil composite total amount benchmark, quality %) of composition shown in table 1~4,7~10.
(antioxidant)
C1: octylated/butylated diphenylamine (IRGANOX (registered trademark) L57, BASF AG's system, the R in formula (8)23 And R24The respectively substance of octyl and butyl or butyl and octyl)
C2:4- butyl phenyl -4- octyl phenyl amine
C3: two (4- octyl phenyl) amine
C4: two (4- nonyl phenyl) amine
C5: dodecylphenyl-alpha-naphthylamine
C6:2,6- di-tert-butyl p-cresol
C7: bis- [4- (dimethylamino) phenyl] methane
(other additives)
D1: following formula (17) compound represented
E1: tricresyl phosphate (phosphorus content: 8.4 mass %)
E2: trioctyl phosphate (phosphorus content: 7.1 mass %)
E3: three monooctyl ester of phosphorous acid (phosphorus content: 7.4 mass %)
E4: two thiophosphite of trioctylphosphine (phosphorus content: 6.7 mass %)
E5: trioctylphosphine thiophosphite (phosphorus content: 6.9 mass %)
E6: triphenylphosphorothionate (phosphorus content: 9.5 mass %)
E7: TRI N BUTYL PHOSPHATE (phosphorus content: 11.65 mass %)
F1:N, N- bis- (2- ethylhexyls)-(4 or 5)-methyl-1 H- benzotriazole -1- methylamine (IRGAMET (registrar Mark) 39, BASF AG's system)
(anti-load)
Anti- load is had rated using following 2 methods.
Measuring method 1: it according to ASTM D2783, using high speed four-ball tester, determines and uses each lubricant oil composite When 1800 turns under load (WL).
Measuring method 2: it according to ASTM D2596, using high speed four-ball tester, determines and uses each lubricant oil composite When 1800 turns under load (LNSL).
It should be noted that it may be said that the more big anti-load of load is more excellent.Show the result in table 1~4.
[table 1]
[table 2]
[table 3]
[table 4]
(abrasion resistance test)
For the lubricant oil composite of embodiment, four-ball test (ASTM D4172) is carried out respectively under the conditions of following 3, Wear pattern diameter (mm) is measured to evaluate abrasion performance.It may be said that the smaller abrasion performance of wear pattern diameter is more excellent.It will knot Fruit is shown in table 5 and table 6.
Condition 1: load: 294N
Revolving speed: 1200rpm
Temperature: room temperature (23 DEG C)
Test period: 30 minutes
Condition 2: load: 294N
Revolving speed: 1200rpm
Temperature: 75 DEG C
Test period: 1 hour
Condition 3: load: 394N
Revolving speed: 1200rpm
Temperature: 75 DEG C)
Test period: 1 hour
[table 5]
[table 6]
(rust-preventing characteristic)
Rust-preventing characteristic is had rated according to JIS K2510.10 volume % of lubricant oil composite are added in lubricant oil composite Distilled water, after the end of the test with the brightness of about 650lx detect by an unaided eye rust the presence or absence of.Show the result in table 7~10.
(inoxidizability)
The RPVOT value of each lubricant oil composite is measured according to JIS K2514.For containing base oil, extreme pressure agent B1~B6 In wantonly a kind and antioxidant lubricant oil composite, calculate identical with the composition of antioxidant relative to base oil but not The increase rate (%) of the RPVOT value of lubricant oil composite containing extreme pressure agent.That is, calculating separately out: the reality relative to comparative example 10 Apply example 15, the embodiment 16 relative to comparative example 11, the embodiment 17 relative to comparative example 12, relative to the implementation of comparative example 13 Example 18~21, the embodiment 22 and 23 relative to comparative example 14, the embodiment 24 and 25 relative to comparative example 15, relative to comparing The antioxidative increase rate of the embodiment 26 of example 16 and the embodiment 27 relative to comparative example 17.Show the result in table 7~ 9。
[table 7]
[table 8]
[table 9]
[table 10]
(frictional behavior)
Using the ring block frictional testing machine (LFW-1) recorded in ASTM D2174, lubricating oil is measured using condition below The coefficient of friction (μ) of composition, has rated the frictional behavior of lubricant oil composite.Show the result in table 11.For the test, meaning Taste the smaller frictional behavior of coefficient of friction it is more excellent.
Test film (ring): Falex S-25Test Ring (SAE4620Steel)
Test film (block): Falex H-30Test Block (SAE01Steel)
Oil temperature: 60 DEG C
Load: 150N
For test, with 1m/ second peripheral speeds (sliding speed) progress test running in 30 minutes, then make peripheral speed according to It is secondary to be reduced to 1m/ seconds, 0.75m/ seconds, 0.5m/ seconds, 0.2m/ seconds, 0.1m/ seconds, 0.05m/ seconds, determine each peripheral speed region In 5 minutes coefficient of frictions.
[table 11]

Claims (8)

1. a kind of lubricant oil composite, contains:
Lube base oil and
Extreme pressure agent, the extreme pressure agent are selected from by the following general formula (1) compound represented, the following general formula (1) compound represented Acid anhydrides and at least one carboxyl of the following general formula (1) compound represented and aliphatic monobasic alcohol, aklylene glycol or two alkylenes It is at least one kind of in the group for the addition product composition that base glycol addition obtains,
In formula (1), R1And R2Separately indicate the alkyl of 1 valence, X1Indicate sulphur atom or oxygen atom.
2. lubricant oil composite according to claim 1, wherein the addition product is the following general formula (2-1) or (2-2) institute The compound shown,
In formula (2-1), R1、R2And X1Respectively with the R in formula (1)1、R2And X1For identical definition content, R3And R4Separately Indicate the alkyl of divalent, RaAnd RbSeparately indicate the alkyl of hydrogen atom or 1 valence, m and n separately indicate 0~2 it is whole Number, wherein meeting m is 1 or more and RaIt is 1 or more and R for hydrogen atom or nbFor at least either condition in hydrogen atom,
In formula (2-2), R1、R2And X1Respectively with the R in formula (1)1、R2And X1For identical definition content, RcAnd RdSeparately Indicate hydrogen atom or alkyl, wherein RcAnd RdAt least one of be alkyl.
3. lubricant oil composite according to claim 1 or 2, wherein the extreme pressure agent is the addition product.
4. lubricant oil composite described in any one of claim 1 to 3, wherein the lube base oil includes choosing It is at least one kind of in the group of free mineral oil and ester composition.
5. lubricant oil composite according to claim 4, wherein the ester includes the ester of unsaturated fatty acid and alcohol.
6. lubricant oil composite according to any one of claims 1 to 5, also contain selected from by phenolic antioxidant and At least one kind of antioxidant in the group of amine antioxidant composition.
7. lubricant oil composite according to claim 6, wherein the lube base oil includes mineral oil,
The amine antioxidant includes to be selected to be made of two (alkyl phenyl) amine and bis- [4- (dialkyl amido) phenyl] methane Group in it is at least one kind of.
8. lubricant oil composite according to claim 6, wherein the lube base oil includes saturated fatty acid and alcohol Ester,
The amine antioxidant includes selected from the group being made of phenyl-α-naphthylamine and bis- [4- (dialkyl amido) phenyl] methane In it is at least one kind of.
CN201780039894.7A 2016-08-12 2017-08-09 Lubricant oil composite Pending CN109415645A (en)

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