CN105950266A - Wide-temperature-range biolubricant for vehicle and preparation method of wide-temperature-range biolubricant - Google Patents

Wide-temperature-range biolubricant for vehicle and preparation method of wide-temperature-range biolubricant Download PDF

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CN105950266A
CN105950266A CN201610310825.2A CN201610310825A CN105950266A CN 105950266 A CN105950266 A CN 105950266A CN 201610310825 A CN201610310825 A CN 201610310825A CN 105950266 A CN105950266 A CN 105950266A
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oil
temperature
biolubricant
parts
stirring
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CN105950266B (en
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徐玉福
彭玉斌
郑晓静
胡献国
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Hefei University of Technology
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Hefei University of Technology
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
    • C10M169/044—Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and macromolecular 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/04—Elements
    • C10M2201/041—Carbon; Graphite; Carbon black
    • 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
    • C10M2201/04—Elements
    • C10M2201/05—Metals; Alloys
    • 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
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/003—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions 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
    • 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/022—Ethene
    • 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
    • C10M2205/024—Propene
    • 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
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
    • C10M2207/126—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids monocarboxylic
    • 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
    • C10M2207/281—Esters of (cyclo)aliphatic 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
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084—Acrylate; Methacrylate
    • 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
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl 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
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/066—Arylene diamines
    • 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
    • C10N2030/08—Resistance to extreme temperature
    • 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
    • C10N2030/64—Environmental friendly compositions
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines

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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 invention discloses a wide-temperature-range biolubricant for a vehicle and a preparation method of the wide-temperature-range biolubricant. The biolubricant comprises components in parts by mass as follows: 92-99 parts of base oil, 0.5-3 parts of a lubricating agent, 0.01-0.2 parts of an antioxidant, 0.3-2 parts of a pour point depressant, 0.1-5 parts of a viscosity index improver and 0.08-3 parts of a dispersing agent, wherein the base oil is an oil mixture of poly-alpha-olefin and refined bio-oil. The preparation method of the biolubricant comprises following steps: part of the dispersing agent, the lubricating agent and the antioxidant are sequentially added to poly-alpha-olefin and subjected to heating, stirring and uniform mixing, and oil A is obtained; besides, the remaining dispersing agent, the pour point depressant and the viscosity index improver are sequentially added to the refined bio-oil and subjected to heating, stirring and uniform mixing, and oil B is obtained; finally, the oil B is slowly dropwise added to the oil A, an oil mixture is subjected to heating stirring, low-temperature stirring and normal-temperature centrifugal separation, and the biolubricant is obtained. The biolubricant is good in viscosity-temperature performance, environment-friendly and biodegradable, has good low-temperature starting performance for a vehicle engine, and can have a good lubricating effect in a wider temperature range.

Description

Automobile-used wide temperature range biological lubricant and preparation method thereof
Technical field
The present invention relates to lubricating oil field, a kind of automobile-used wide temperature range biological lubricant and preparation method thereof.
Background technology
Along with popularizing of China's family-sized car, the lubrication problem relevant to car also becomes increasingly conspicuous.Under normal circumstances, vehicle is equal There is the oil change cycle that producer specifies, yet with the impact of extreme climate in recent years, even vehicle is advised according to producer Fixed requirement is changed oil, and the fault caused due to insufficient lubrication the most still emerges in an endless stream, and affects vehicle and personnel the most sometimes Safety.Although the most also there being some multigrade lubricating oil products, but it is equipped with mainly for conventional summer and winter temperature, right Under extreme climate, vehicle lubrication seems the most not enough, mainly shows as at high temperature, and lubricating oil is the most thinning, and oil film is thick Degree deficiency, under low temperature, lubricating oil flow is not enough, is difficult to arrive lubricant housings and forms effectively lubricating, vehicle cold-starting Poor performance, the problem such as scuffing of cylinder bore takes place frequently.
Chinese patent (CN101691516B) discloses a kind of automobile oil, and this automobile oil is by following material group Become: base oil 100 parts；Calcium sulfonate with high base number 0.30-0.39 part；And zinc dialkyl dithiophosphate 0.20-0.25 part, This product can significantly improve the extreme pressure and antiwear behavior of engine oil.Chinese patent (CN102807908A) discloses one It is applicable to aeroplane engine machine width temperature range polyol ester class lubricating oil compositions, is made up of the component of following percentage by weight: many Unit alkoxide synthetic base oil 90-94%, organic polysulfide species extreme-pressure wear-resistant agent 2-5%, antioxidant 0.5-1%, cleaning Dispersant 1-3%, corrosion inhibiter 0.5-1%.But, due to relatively costly and the equal reason of use object, these lubrications Oil is not still widely applied at automobile-used lubricating area.For the taking place frequently of extreme high/low temperature weather in current global range, And the rapid increase of vehicle population, it is necessary to a kind of automobile-used wide temperature range biological lubricant of exploitation.
Summary of the invention
The present invention is directed to the existing lubricating oil present situation that greasy property is not enough under extreme high and low temperature environment, purpose seeks to provide A kind of automobile-used wide temperature range biological lubricant and preparation method thereof, improves vehicle lubricating status under extreme climate.
The present invention is achieved through the following technical solutions:
A kind of automobile-used wide temperature range biological lubricant, mass parts consists of: base oil: 92-99 part, lubricant: 0.5-3 part, Antioxidant: 0.01-0.2 part, pour-point depressant: 0.3-2 part, viscosity index improver: 0.1-5 part, dispersant: 0.08-3 Part；
Described base oil is the miscella of polyalphaolefin and refining biological oil, and its mass ratio is 1:0.5-1；Wherein, institute The polyalphaolefin stated, is characterized in that viscosity index (VI) is not less than 210, and condensation point is less than-38 DEG C；Described refining biological oil, It is characterized in that by rapidly pyrolysing and liquefying biomass gained bio oil at 1.2-1.5kPa, decompression distillation preparation at 54-64 DEG C, Condensation point is less than-58 DEG C；
Described lubricant is Nanometer Copper and the crystalline flake graphite of particle diameter 2-5 μm of particle diameter 80-100nm, and its mass ratio is 1:0.1-0.2；
Described antioxidant is diphenylamines, p-phenylenediamine and 2, at least one in 6-di-tert-butyl-4-methy phenol；
Described pour-point depressant is polymethylacrylic acid C14-16 Arrcostab；
Described viscosity index improver is T613 ethylene-propylene copolymer；
Described dispersant is oleic acid and the mixture of sorbester p18 mass ratio 1:2.
The preparation method of described automobile-used wide temperature range biological lubricant is for prepare according to the following steps, and the following stated is quality Part:
(1) dispersant of 0.04-1.5 part is added mixing in 49.5-67 part polyalphaolefin, be then sequentially added into 0.5-3 Part lubricant and 0.01-0.2 part antioxidant, be warming up to 120-150 DEG C of stirring mixing 20-30min, obtain oily A；
(2), after 33-49.5 part refining biological oil adding the mixing of 0.04-1.5 part dispersant, it is sequentially added into 0.3-2 part Pour-point depressant and 0.1-5 part viscosity index improver, be warming up to 60-70 DEG C of stirring and evenly mixing, obtain oily B；
(3) being slowly dropped in the oily A of 80-90 DEG C by oil B, insulated and stirred 10-20min, then by system temperature Degree is reduced to-20 DEG C, continues insulated and stirred 20 minutes, then heats to room temperature, be centrifuged 5min at 2000rpm rotating speed, Take upper strata oil and get final product.
Compared with prior art, the invention has the beneficial effects as follows:
1, the lubricating oil viscosity-temperature performance of the present invention is good, to automobile engine high lubricating effect within the scope of wider temperature. Low temperature-40 DEG C, high temperature 200 DEG C still can keep good lubrication between cylinder sleeve of engine-piston ring, especially Engine low-temperature cold starting high lubricating effect.
2, the product environmental protection of the present invention, biodegradable, and after using, discharge will not be to environment.
3, the additive that the product of the present invention is used is good dispersion, stabilization time in base oil long.Base oil is with each Chemical reaction will not occur between additive, and the effect of each additive also has the effect of Synergistic.
4, the preparation method simple process of the present invention, it is easy to industrialized production.The method of the present invention by dispersed with stirring mix, Several basic chemical engineering unit operations such as heating, low temperature stirring, separation, the existing equipment of common oil product manufacturing enterprise is equal Can meet, it is possible to decrease industrial production cost.
Specific embodiment
By specific examples below, the present invention is described, is not limiting as the present invention.The viscosity of the polyalphaolefin of the following stated refers to Number is 211, and condensation point is-40 DEG C；Described refining biological oil is to be existed by rapidly pyrolysing and liquefying biomass gained bio oil Decompression distillation preparation at 1.2-1.5kPa, 54-64 DEG C, its condensation point is less than-58 DEG C；Described lubricant is particle diameter 80-100 The Nanometer Copper of nm and the crystalline flake graphite of particle diameter 2-5 μm, its mass ratio is 1:0.15；Described dispersant is oleic acid and department The mixture of dish 60 mass ratio 1:2；The following stated is mass parts.
Embodiment 1:
(1) dispersant of 0.4 part is added in 50 parts of polyalphaolefins and mixes, be then sequentially added into 0.6 part of lubricant and 0.01 part of diphenylamines, is warming up to 120 DEG C of stirring mixing 20min, obtains oily A；
(2), after 47.7 parts of refining biological oils adding 0.8 part of dispersant mixing, it is sequentially added into 0.3 part of poly-methyl-prop Olefin(e) acid C14 Arrcostab and 0.19 part of T613 ethylene-propylene copolymer, be warming up to 65 DEG C of stirring and evenly mixings, obtain oily B；
(3) oil B is slowly dropped in the oily A of 80 DEG C, insulated and stirred 10min, then system temperature is reduced To-20 DEG C, continue insulated and stirred 20 minutes, then heat to room temperature, be centrifuged 5min at 2000rpm rotating speed, take Layer oil i.e. obtains automobile-used wide temperature range biological lubricant.
Embodiment 2:
(1) dispersant of 1.5 parts is added in 58.7 parts of polyalphaolefins and mixes, be then sequentially added into 2 parts of lubricants and 0.1 part 2,6-di-tert-butyl-4-methy phenol, it is warming up to 140 DEG C of stirring mixing 30min, obtains oily A；
(2), after 34 parts of refining biological oils adding 1 part of dispersant mixing, it is sequentially added into 0.5 part of polymethylacrylic acid C15 Arrcostab and 2.2 parts of T613 ethylene-propylene copolymers, be warming up to 70 DEG C of stirring and evenly mixings, obtain oily B；
(3) oil B is slowly dropped in the oily A of 80 DEG C, insulated and stirred 15min, then system temperature is reduced To-20 DEG C, continue insulated and stirred 20 minutes, then heat to room temperature, be centrifuged 5min at 2000rpm rotating speed, take Layer oil i.e. obtains automobile-used wide temperature range biological lubricant.
Embodiment 3:
(1) dispersant of 0.8 part is added mixing in 55 parts of polyalphaolefins, be then sequentially added into 1 part of lubricant and 0.2 Part p-phenylenediamine, is warming up to 130 DEG C of stirring mixing 25min, obtains oily A；
(2), after 40 parts of refining biological oils adding 0.4 part of dispersant mixing, it is sequentially added into 0.5 part of polymethyl Acid C16 Arrcostab and 2.1 parts of T613 ethylene-propylene copolymers, be warming up to 70 DEG C of stirring and evenly mixings, obtain oily B；
(3) oil B is slowly dropped in the oily A of 85 DEG C, insulated and stirred 20min, then system temperature is reduced To-20 DEG C, continue insulated and stirred 20 minutes, then heat to room temperature, be centrifuged 5min at 2000rpm rotating speed, take Layer oil i.e. obtains automobile-used wide temperature range biological lubricant.
Above-described embodiment gained width temperature range biological lubricant is used for car engine rack test, result show with commercially available often Rule lubricating oil is compared, and this lubricating oil can obviously improve electromotor low-temperature startup performance below-35 DEG C, meanwhile, even After continuous 10h runs, under engine high-temperature, greasy property is normal, has no that the abnormal conditions such as scuffing of cylinder bore occur.

Claims (2)

1. an automobile-used wide temperature range biological lubricant, it is characterised in that mass parts consists of: base oil: 92-99 part, lubrication Agent: 0.5-3 part, antioxidant: 0.01-0.2 part, pour-point depressant: 0.3-2 part, viscosity index improver: 0.1-5 part, dispersant: 0.08-3 part；
Described base oil is the miscella of polyalphaolefin and refining biological oil, and its mass ratio is 1:0.5-1；Wherein, described poly- Alhpa olefin, is characterized in that viscosity index (VI) is not less than 210, and condensation point is less than-38 DEG C；Described refining biological oil, is characterized in that by giving birth to Material rapidly pyrolysing and liquefying gained bio oil is at 1.2-1.5kPa, and decompression distillation preparation at 54-64 DEG C, condensation point is less than-58 DEG C；
Described lubricant is Nanometer Copper and the crystalline flake graphite of particle diameter 2-5 μm of particle diameter 80-100nm, and its mass ratio is 1:0.1-0.2；
Described antioxidant is diphenylamines, p-phenylenediamine and 2, at least one in 6-di-tert-butyl-4-methy phenol；
Described pour-point depressant is polymethylacrylic acid C14-16 Arrcostab；
Described viscosity index improver is T613 ethylene-propylene copolymer；
Described dispersant is oleic acid and the mixture of sorbester p18 mass ratio 1:2.
2. the preparation method of the automobile-used wide temperature range biological lubricant described in a claim 1, it is characterised in that according to the following steps Preparation, the following stated is mass parts:
(1) dispersant of 0.04-1.5 part is added mixing in 49.5-67 part polyalphaolefin, be then sequentially added into 0.5-3 part lubrication Agent and 0.01-0.2 part antioxidant, be warming up to 120-150 DEG C of stirring mixing 20-30min, obtain oily A；
(2), after 33-49.5 part refining biological oil adding the mixing of 0.04-1.5 part dispersant, it is sequentially added into 0.3-2 part pour-point depressant With 0.1-5 part viscosity index improver, it is warming up to 60-70 DEG C of stirring and evenly mixing, obtains oily B；
(3) oil B is slowly dropped in the oily A of 80-90 DEG C, insulated and stirred 10-20min, then system temperature is reduced To-20 DEG C, continue insulated and stirred 20 minutes, then heat to room temperature, be centrifuged 5min at 2000rpm rotating speed, take upper strata oil Obtain.
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Cited By (5)

* Cited by examiner, † Cited by third party
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CN106833838A (en) * 2016-12-23 2017-06-13 浙江丹弗王力润滑油有限公司 A kind of biological based lubricating oil and preparation method
CN108893180A (en) * 2018-07-31 2018-11-27 张毅 A kind of Novel wide temperature domain lubricating oil and preparation method thereof
CN109161428A (en) * 2018-07-31 2019-01-08 张毅 A kind of high wearproof lubricant and preparation method thereof
CN110300796A (en) * 2017-02-22 2019-10-01 株式会社Ｓｏｎｏｄａ The manufacturing method of lube oil additive and lube oil additive
GB2618210A (en) * 2022-03-23 2023-11-01 Innospec Ltd Compositions, methods and uses

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CN110300796A (en) * 2017-02-22 2019-10-01 株式会社Ｓｏｎｏｄａ The manufacturing method of lube oil additive and lube oil additive
CN108893180A (en) * 2018-07-31 2018-11-27 张毅 A kind of Novel wide temperature domain lubricating oil and preparation method thereof
CN109161428A (en) * 2018-07-31 2019-01-08 张毅 A kind of high wearproof lubricant and preparation method thereof
GB2618210A (en) * 2022-03-23 2023-11-01 Innospec Ltd Compositions, methods and uses

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