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CN101418250A - A kind of engine oil that is applicable to pluralities of fuel - Google Patents

A kind of engine oil that is applicable to pluralities of fuel Download PDF

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Publication number
CN101418250A
CN101418250A CNA2008100514461A CN200810051446A CN101418250A CN 101418250 A CN101418250 A CN 101418250A CN A2008100514461 A CNA2008100514461 A CN A2008100514461A CN 200810051446 A CN200810051446 A CN 200810051446A CN 101418250 A CN101418250 A CN 101418250A
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Prior art keywords
parts
oil
engine oil
applicable
pluralities
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Application number
CNA2008100514461A
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Chinese (zh)
Inventor
张凤霞
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Changchun Yongchang Petrochemical Co Ltd
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Changchun Yongchang Petrochemical Co Ltd
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Priority to CNA2008100514461A priority Critical patent/CN101418250A/en
Publication of CN101418250A publication Critical patent/CN101418250A/en
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Abstract

The present invention relates to a kind of engine oil that is applicable to pluralities of fuel, belong to the engine oil field of automobile.The raw material that comprises following ratio of quality and the number of copies: 33~36 parts of base oil 150SN, 22~24 parts of base oil VHVI H350 (III class), 15~17 parts of poly-alpha olefinss, 2~4 parts of the ester class oil of C8~C10, viscosity index improver: for molecular weight at 11~13 parts of 63000~108000 ethylene-propylene copolymers, antioxygen, anticorrosive, antiwear additive: 0.4~1.2 part of zinc dialkyl dithiophosphate; Purification agent: 1.1~4.8 parts of alkylphenol calcium, 1.9~2.5 parts of calcium sulphonate; Dispersion agent: 3.8~5.0 parts of polyisobutene succinimides; Defoamer: 0.001~0.003 part of methyl-silicone oil.Oil product use properties of the present invention has possessed domestic and international automobile and the manufacturers of engines performance requriements to gasoline engine oil and passenger car diesel oil.

Description

A kind of engine oil that is applicable to pluralities of fuel
Technical field
The invention belongs to the engine oil field of automobile.
Background technology
As everyone knows, automobile engine oil mainly is divided into two classes, i.e. gasoline engine oil and diesel engine oil.The automobile engine oil that is applicable to Fuel Petroleum is called gasoline engine oil, is applicable to that the automobile engine oil of diesel oil fuel is called diesel engine oil.Because the motor spirit difference that is adapted to makes petrol motor and diesel engine oil that certain difference be arranged on use properties, is mainly reflected in aspects such as anti-low temperature depositing and high temperature detergency.
Engine oil is the liquid part of engine, plays lubricated, cooling, sealing, vibration damping, effect such as antiseptic and rustproof in engine.Performance, discharging and the reliability of the quality influence engine of engine oil.Along with the raising of automotive engineering, also more and more higher to the engine oil performance demands.The increasingly stringent of particularly motor vehicle emission, energy-saving act has promoted the upgrading of engine oil technical specification and quality product.The developing direction of Europe, the United States, day engine oil is: engine oil not only has good antiwear and antifriction, good fuel economy and fuel economy retentivity, good and engines tail gas processing system consistency, long drain period, also will good adaptability be arranged with motor spirit.
Particularly, engine oil should have better anti-deposition capability and resistance of oxidation; Better wear control ability and thermostability; Long service life; Additive element content such as suitable sulphur, phosphorus are arranged, can not cause the engine post-treatment apparatus poison deactivation; Good friction reducing effect is arranged, save fuel oil etc.
The gasoline engine oil and the passenger car diesel fuel oil meter lattice of domestic and international automobile and manufacturers of engines, the major control viscosity grade, additive effective element content, additive add-on, vaporization losses, high temperature high-shear viscosity (HTHS), low temperature coefficient of dynamic viscosity and used the low temperature coefficient of dynamic viscosity (CCS) and the temperature pumping viscosity (MRV) etc. of oil.
Following automotive engineering requires engine oil that good oxidative stability, thermostability will be arranged, good antifriction quality arranged, low vaporization losses and suitable high-temperature high shear viscosity, will grow work-ing life, the effect that tangible saving fuel oil is arranged also will be complementary with vehicle exhaust treatment technology more efficiently.
Summary of the invention
The invention provides a kind of engine oil that is applicable to pluralities of fuel, to solve the problem that present engine oil can not adapt to the performance requriements of engine better.The technical scheme that the present invention takes is: the raw material that comprises following ratio of quality and the number of copies:
33~36 parts of base oil 150SN,
22~24 parts of base oil VHVI H350 (III class),
15~17 parts of poly-alpha olefinss,
2~4 parts of the ester class oil of C8~C10,
Viscosity index improver: for molecular weight 11~13 parts of 63000~108000 ethylene-propylene copolymers,
Antioxygen, anticorrosive, antiwear additive: 0.4~1.2 part of zinc dialkyl dithiophosphate;
Purification agent: 1.1~4.8 parts of alkylphenol calcium, 1.9~2.5 parts of calcium sulphonate;
Dispersion agent: 3.8~5.0 parts of polyisobutene succinimides;
Defoamer: 0.001~0.003 part of methyl-silicone oil;
The present invention also comprises:
The pour point depressant of following ratio of quality and the number of copies: 0.4~2 part of polymethacrylate.
The rust-preventive agent of following ratio of quality and the number of copies: hydrocarbyl succinimide acid: 0.2~0.5 part
The oxidation inhibitor of following ratio of quality and the number of copies: 0.2~0.5 part of dialkyl dithiocarbamate.
The present invention can be prepared according to a conventional method, and is preferred:
Preparation method of the present invention is as follows:
Under 60-80 ℃ temperature, in dissolving vessel, the viscosity index improver dissolved dilution is become uniform liquid with part base oil 150SN;
In liquid after the above-mentioned dilution and surplus base oil 150SN and VHVI H350 (III class) importing Mixer pot, be heated to 55 ℃~65 ℃, under constantly stirring, add other raw material, constant temperature stirs 2 hours after-filtration down to tundish for 60 ℃, be cooled to room temperature, after the check, import the processed oil storage tank.
The present invention has adopted high-quality base oil and high-quality additive, is in harmonious proportion technology through advanced oil product, and the oil product use properties has possessed domestic and international automobile and the manufacturers of engines performance requriements to gasoline engine oil and passenger car diesel oil.
This oil product has good antiwear and antifriction; Suitable kinematic viscosity and high temperature high-shear viscosity; Have good low-temperature fluidity, the low temperature coefficient of dynamic viscosity is not more than 6600mPas under-30 ℃ of conditions,, the temperature pumping viscosity is not more than 60000mPas under-35 ℃ of conditions; Have good oxidative stability and thermostability; Has excellent anti-deposition capability; Have good fuel economy and fuel economy retentivity; Have an amount of sulphur, phosphorus element content and sulfate ash content in the additive; Be applicable to various petrol motor, light load diesel engine, more be applicable to the high-performance petrol motor and the high-performance light load diesel engine of coupling three-way catalyst, particulate filter exhaust gas processing devices such as (DPF), also be applicable to Sweet natural gas (CNG) engine and liquefied petroleum gas (LPG) (LPG) engine, long service life, can prolong the oil draining period, be energy saving and environment friendly engine oil.
Oil product of the present invention detects data
Figure A200810051446D00071
Embodiment
Embodiment 1
The raw material that comprises following ratio of quality and the number of copies:
33 kilograms of base oil 150SN,
22 kilograms of base oil VHVI H350 (III class),
15 kilograms of poly-alpha olefinss,
2 kilograms of the ester class oil of C8~C10,
Viscosity index improver: for molecular weight 11 kilograms of 63000~108000 ethylene-propylene copolymers,
Antioxygen, anticorrosive, antiwear additive: 0.4 kilogram of zinc dialkyl dithiophosphate;
Purification agent: 1.1 kilograms of alkylphenol calcium, 1.9 kilograms of calcium sulphonate;
Dispersion agent: 3.8 kilograms of polyisobutene succinimides;
Defoamer: 0.001 kilogram of methyl-silicone oil.
The preparation method is as follows: wherein equipment of Cai Yonging and parameter are this area conventional equipment and parameter, below each example herewith, specific as follows:
Under 60 ℃ temperature, in dissolving vessel, the viscosity index improver dissolved dilution is become uniform liquid with part base oil 150SN;
In liquid after the above-mentioned dilution and surplus base oil 150SN and VHVI H350 (III class) importing Mixer pot, be heated to 55 ℃, under constantly stirring, add other raw material, constant temperature stirs 2 hours after-filtration down to tundish for 60 ℃, be cooled to room temperature, after the check, import the processed oil storage tank.
Embodiment 2
The raw material that comprises following ratio of quality and the number of copies:
34.5 kilograms of base oil 150SN,
23 kilograms of base oil VHVI H350 (III class),
16 kilograms of poly-alpha olefinss,
3 kilograms of the ester class oil of C8~C10,
Viscosity index improver: for molecular weight 12 kilograms of 63000~108000 ethylene-propylene copolymers,
Antioxygen, anticorrosive, antiwear additive: 0.8 kilogram of zinc dialkyl dithiophosphate;
Purification agent: 2.9 kilograms of alkylphenol calcium, 2.2 kilograms of calcium sulphonate;
Dispersion agent: 4.4 kilograms of polyisobutene succinimides;
Defoamer: 0.002 kilogram of methyl-silicone oil.
The preparation method is as follows:
Under 70 ℃ temperature, in dissolving vessel, the viscosity index improver dissolved dilution is become uniform liquid with part base oil 150SN;
In liquid after the above-mentioned dilution and surplus base oil 150SN and VHVI H350 (III class) importing Mixer pot, be heated to 60 ℃, under constantly stirring, add other raw material, constant temperature stirs 2 hours after-filtration down to tundish for 60 ℃, be cooled to room temperature, after the check, import the processed oil storage tank.
Embodiment 3
The raw material that comprises following ratio of quality and the number of copies:
36 kilograms of base oil 150SN,
24 kilograms of base oil VHVI H350 (III class),
17 kilograms of poly-alpha olefinss,
4 kilograms of the ester class oil of C8~C10,
Viscosity index improver: for molecular weight 13 kilograms of 63000~108000 ethylene-propylene copolymers,
Antioxygen, anticorrosive, antiwear additive: 1.2 kilograms of zinc dialkyl dithiophosphates;
Purification agent: 4.8 kilograms of alkylphenol calcium, 2.5 kilograms of calcium sulphonate;
Dispersion agent: 5.0 kilograms of polyisobutene succinimides;
Defoamer: 0.003 kilogram of methyl-silicone oil.
The preparation method is as follows:
Under 80 ℃ temperature, in dissolving vessel, the viscosity index improver dissolved dilution is become uniform liquid with part base oil 150SN;
In liquid after the above-mentioned dilution and surplus base oil 150SN and VHVI H350 (III class) importing Mixer pot, be heated to 65 ℃, under constantly stirring, add other raw material, constant temperature stirs 2 hours after-filtration down to tundish for 60 ℃, be cooled to room temperature, after the check, import the processed oil storage tank.
Embodiment 4
On embodiment 1 basis, also comprise pour point depressant: 0.4 kilogram of polymethacrylate.
Embodiment 5
On embodiment 2 bases, also comprise pour point depressant: 1.2 kilograms of polymethacrylate.
Embodiment 6
On embodiment 3 bases, also comprise pour point depressant: 2 kilograms of polymethacrylate.
Embodiment 7
On embodiment 1 basis, also comprise rust-preventive agent: hydrocarbyl succinimide acid: 0.2 kilogram.
Embodiment 8
On embodiment 2 bases, also comprise rust-preventive agent: hydrocarbyl succinimide acid: 0.4 kilogram.
Embodiment 9
On embodiment 3 bases, also comprise rust-preventive agent: hydrocarbyl succinimide acid: 0.5 kilogram.
Embodiment 10
On embodiment 4 bases, also comprise rust-preventive agent: hydrocarbyl succinimide acid: 0.2 kilogram.
Embodiment 11
On embodiment 5 bases, also comprise rust-preventive agent: hydrocarbyl succinimide acid: 0.4 kilogram.
Embodiment 12
On embodiment 6 bases, also comprise rust-preventive agent: hydrocarbyl succinimide acid: 0.5 kilogram.
Embodiment 13
On embodiment 1 basis, also comprise 0.2 kilogram of dialkyl dithiocarbamate.
Embodiment 14
On embodiment 2 bases, also comprise 0.4 kilogram of dialkyl dithiocarbamate.
Embodiment 15
On embodiment 3 bases, also comprise 0.5 kilogram of dialkyl dithiocarbamate.
Embodiment 16
On embodiment 4 bases, also comprise 0.2 kilogram of dialkyl dithiocarbamate.
Embodiment 17
On embodiment 5 bases, also comprise 0.4 kilogram of dialkyl dithiocarbamate.
Embodiment 18
On embodiment 6 bases, also comprise 0.5 kilogram of dialkyl dithiocarbamate.
Embodiment 19
On embodiment 7 bases, also comprise 0.2 kilogram of dialkyl dithiocarbamate.
Embodiment 20
On embodiment 8 bases, also comprise 0.4 kilogram of dialkyl dithiocarbamate.
Embodiment 21
On embodiment 9 bases, also comprise 0.5 kilogram of dialkyl dithiocarbamate.
Embodiment 22
On embodiment 10 bases, also comprise 0.2 kilogram of dialkyl dithiocarbamate.
Embodiment 23
On embodiment 11 bases, also comprise 0.4 kilogram of dialkyl dithiocarbamate.
Embodiment 24
On embodiment 12 bases, also comprise 0.5 kilogram of dialkyl dithiocarbamate.

Claims (6)

1, a kind of engine oil that is applicable to pluralities of fuel is characterized in that: the raw material that comprises following ratio of quality and the number of copies:
33~36 parts of base oil 150SN,
22~24 parts of base oil VHVI H350 (III class),
15~17 parts of poly-alpha olefinss,
2~4 parts of the ester class oil of C8~C10,
Viscosity index improver: for molecular weight 11~13 parts of 63000~108000 ethylene-propylene copolymers,
Antioxygen, anticorrosive, antiwear additive: 0.4~1.2 part of zinc dialkyl dithiophosphate;
Purification agent: 1.1~4.8 parts of alkylphenol calcium, 1.9~2.5 parts of calcium sulphonate;
Dispersion agent: 3.8~5.0 parts of polyisobutene succinimides;
Defoamer: 0.001~0.003 part of methyl-silicone oil.
2, the engine oil that is applicable to pluralities of fuel according to claim 1 is characterized in that: the pour point depressant that also comprises following ratio of quality and the number of copies: 0.4~2 part of polymethacrylate.
3, the engine oil that is applicable to pluralities of fuel according to claim 1 and 2 is characterized in that: the rust-preventive agent that also comprises following ratio of quality and the number of copies: hydrocarbyl succinimide acid: 0.2~0.5 part.
4, the engine oil that is applicable to pluralities of fuel according to claim 1 and 2 is characterized in that: the oxidation inhibitor that also comprises following ratio of quality and the number of copies: 0.2~0.5 part of dialkyl dithiocarbamate.
5, the engine oil that is applicable to pluralities of fuel according to claim 3 is characterized in that: the oxidation inhibitor that also comprises following ratio of quality and the number of copies: 0.2~0.5 part of dialkyl dithiocarbamate.
6, the engine oil that is applicable to pluralities of fuel as claimed in claim 1 is characterized in that the preparation method is as follows:
Under 60-80 ℃ temperature, in dissolving vessel, the viscosity index improver dissolved dilution is become uniform liquid with part base oil 150SN;
In liquid after the above-mentioned dilution and surplus base oil 150SN and VHVI H350 (III class) importing Mixer pot, be heated to 55 ℃~65 ℃, under constantly stirring, add other raw material, constant temperature stirs 2 hours after-filtration down to tundish for 60 ℃, be cooled to room temperature, after the check, import the processed oil storage tank.
CNA2008100514461A 2008-11-21 2008-11-21 A kind of engine oil that is applicable to pluralities of fuel Pending CN101418250A (en)

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Application Number Priority Date Filing Date Title
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Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101851548A (en) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 Engine oil of long-service life diesel engine
CN101851549A (en) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 Engine oil of long-service life gasoline engine
CN102093926A (en) * 2009-12-09 2011-06-15 济南开发区星火科学技术研究院 Energy-saving environment-friendly methanol gasoline engine lubricating oil and preparation method thereof
CN102226124A (en) * 2011-05-12 2011-10-26 泉州市欧美润滑油制品有限公司 Automobile oil with deep clean and antiwear properties
CN103113967A (en) * 2013-03-06 2013-05-22 广西大学 Environment-friendly and energy-saving gasoline engine lubricating oil
CN103205307A (en) * 2013-04-12 2013-07-17 广西大学 Environment-friendly and energy-saving diesel engine oil
CN103232884A (en) * 2013-04-28 2013-08-07 广西大学 Universal oil composition for environment-friendly energy-saving engineering machinery
CN103525483A (en) * 2012-07-06 2014-01-22 郑永锺 Fuel additive for an internal combustion engine for improving fuel efficiency
CN103589488A (en) * 2013-11-12 2014-02-19 广西大学 Engineering machinery lubricant taking LNG (liquefied natural gas) as fuel
CN103695079A (en) * 2013-12-22 2014-04-02 山西华顿实业有限公司 Lubricant additive based on methanol gasoline
CN103917631A (en) * 2011-12-16 2014-07-09 雪佛龙奥伦耐有限责任公司 Diesel engine oils
CN103987821A (en) * 2011-09-27 2014-08-13 吉坤日矿日石能源株式会社 System-oil composition for crosshead diesel engine
CN104119992A (en) * 2014-07-01 2014-10-29 山东力牌石油化学有限公司 Formula as well as production technology of special lubricating oil for dual-fuel engine
CN104119994A (en) * 2014-07-14 2014-10-29 广西大学 Tripropylene glycol dimethyl ether fuel engine oil composition
CN104194891A (en) * 2014-08-31 2014-12-10 广西大学 Dibutoxy methane engine oil composition
CN104194890A (en) * 2014-08-31 2014-12-10 广西大学 Dibutyl cis-butadiene diacid ester engine oil composition
WO2015089781A1 (en) * 2013-12-19 2015-06-25 龚金凤 Viscosity index improver for internal combustion engine oil
CN104837969A (en) * 2012-10-10 2015-08-12 吉坤日矿日石能源株式会社 System lubrication oil composition for crosshead diesel engine
CN106167724A (en) * 2016-07-12 2016-11-30 天津蓝新石油化工有限公司 A kind of preparation method of steam turbine oil
CN106190446A (en) * 2016-07-12 2016-12-07 天津蓝新石油化工有限公司 A kind of steam turbine oil
CN106190448A (en) * 2016-07-12 2016-12-07 天津蓝新石油化工有限公司 A kind of preparation method of gasoline engine lubricant oil
CN106318560A (en) * 2015-06-17 2017-01-11 上海福岛化工科技发展有限公司 Low-phosphor wear-resistant gasoline engine lubricating oil composition
CN106318546A (en) * 2015-06-16 2017-01-11 中国石油化工股份有限公司 Lubricating oil composition for diesel engine and preparation method thereof
CN106883918A (en) * 2017-04-05 2017-06-23 烟台恒邦化工有限公司 A kind of long-life diesel engine oil of high pressure-charging and preparation method thereof
CN106987299A (en) * 2017-03-04 2017-07-28 辽宁新斯盾油品有限公司 Gasoline, natural gas double fuel engine lubricating oil and preparation method thereof
CN109777574A (en) * 2019-01-29 2019-05-21 北京鲲鹏盛世新能源科技有限公司 A kind of diesel engine oil composition and production method reducing oil consumption
CN113512460A (en) * 2021-08-13 2021-10-19 福建科恩优路润滑油有限公司 Anti-wear clean type vehicle lubricating oil and preparation process thereof

Cited By (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102093926A (en) * 2009-12-09 2011-06-15 济南开发区星火科学技术研究院 Energy-saving environment-friendly methanol gasoline engine lubricating oil and preparation method thereof
CN102093926B (en) * 2009-12-09 2013-06-12 济南开发区星火科学技术研究院 Energy-saving environment-friendly methanol gasoline engine lubricating oil and preparation method thereof
CN101851549A (en) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 Engine oil of long-service life gasoline engine
CN101851549B (en) * 2010-07-05 2013-01-16 中国人民解放军后勤工程学院 Engine oil of long-service life gasoline engine
CN101851548B (en) * 2010-07-05 2013-04-24 中国人民解放军后勤工程学院 Engine oil of long-service life diesel engine
CN101851548A (en) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 Engine oil of long-service life diesel engine
CN102226124B (en) * 2011-05-12 2013-07-17 泉州市欧美润滑油制品有限公司 Automobile oil with deep clean and antiwear properties
CN102226124A (en) * 2011-05-12 2011-10-26 泉州市欧美润滑油制品有限公司 Automobile oil with deep clean and antiwear properties
CN103987821A (en) * 2011-09-27 2014-08-13 吉坤日矿日石能源株式会社 System-oil composition for crosshead diesel engine
CN103987821B (en) * 2011-09-27 2018-08-10 吉坤日矿日石能源株式会社 Crosshead diesel engine system fluid composition
CN103917631A (en) * 2011-12-16 2014-07-09 雪佛龙奥伦耐有限责任公司 Diesel engine oils
CN103525483A (en) * 2012-07-06 2014-01-22 郑永锺 Fuel additive for an internal combustion engine for improving fuel efficiency
CN104837969B (en) * 2012-10-10 2017-08-25 吉坤日矿日石能源株式会社 System lubricant oil composition for crosshead-type diesel engine
CN104837969A (en) * 2012-10-10 2015-08-12 吉坤日矿日石能源株式会社 System lubrication oil composition for crosshead diesel engine
CN103113967A (en) * 2013-03-06 2013-05-22 广西大学 Environment-friendly and energy-saving gasoline engine lubricating oil
CN103205307A (en) * 2013-04-12 2013-07-17 广西大学 Environment-friendly and energy-saving diesel engine oil
CN103232884B (en) * 2013-04-28 2014-08-27 广西大学 Universal oil composition for environment-friendly energy-saving engineering machinery
CN103232884A (en) * 2013-04-28 2013-08-07 广西大学 Universal oil composition for environment-friendly energy-saving engineering machinery
CN103589488A (en) * 2013-11-12 2014-02-19 广西大学 Engineering machinery lubricant taking LNG (liquefied natural gas) as fuel
WO2015089781A1 (en) * 2013-12-19 2015-06-25 龚金凤 Viscosity index improver for internal combustion engine oil
CN103695079A (en) * 2013-12-22 2014-04-02 山西华顿实业有限公司 Lubricant additive based on methanol gasoline
CN104119992A (en) * 2014-07-01 2014-10-29 山东力牌石油化学有限公司 Formula as well as production technology of special lubricating oil for dual-fuel engine
CN104119994A (en) * 2014-07-14 2014-10-29 广西大学 Tripropylene glycol dimethyl ether fuel engine oil composition
CN104194890A (en) * 2014-08-31 2014-12-10 广西大学 Dibutyl cis-butadiene diacid ester engine oil composition
CN104194891A (en) * 2014-08-31 2014-12-10 广西大学 Dibutoxy methane engine oil composition
CN104194891B (en) * 2014-08-31 2016-11-23 广西大学 A kind of dibutoxy methane engine fluid composition
CN106318546B (en) * 2015-06-16 2019-05-21 中国石油化工股份有限公司 A kind of diesel engine lubricating oil composite and preparation method thereof
CN106318546A (en) * 2015-06-16 2017-01-11 中国石油化工股份有限公司 Lubricating oil composition for diesel engine and preparation method thereof
CN106318560A (en) * 2015-06-17 2017-01-11 上海福岛化工科技发展有限公司 Low-phosphor wear-resistant gasoline engine lubricating oil composition
CN106190448A (en) * 2016-07-12 2016-12-07 天津蓝新石油化工有限公司 A kind of preparation method of gasoline engine lubricant oil
CN106190446A (en) * 2016-07-12 2016-12-07 天津蓝新石油化工有限公司 A kind of steam turbine oil
CN106167724A (en) * 2016-07-12 2016-11-30 天津蓝新石油化工有限公司 A kind of preparation method of steam turbine oil
CN106987299A (en) * 2017-03-04 2017-07-28 辽宁新斯盾油品有限公司 Gasoline, natural gas double fuel engine lubricating oil and preparation method thereof
CN106987299B (en) * 2017-03-04 2019-06-28 辽宁新斯盾油品有限公司 Gasoline, natural gas double fuel engine lubricating oil and preparation method thereof
CN106883918A (en) * 2017-04-05 2017-06-23 烟台恒邦化工有限公司 A kind of long-life diesel engine oil of high pressure-charging and preparation method thereof
CN109777574A (en) * 2019-01-29 2019-05-21 北京鲲鹏盛世新能源科技有限公司 A kind of diesel engine oil composition and production method reducing oil consumption
CN113512460A (en) * 2021-08-13 2021-10-19 福建科恩优路润滑油有限公司 Anti-wear clean type vehicle lubricating oil and preparation process thereof
CN113512460B (en) * 2021-08-13 2022-10-21 福建科恩优路润滑油有限公司 Anti-wear clean type vehicle lubricating oil and preparation process thereof

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Application publication date: 20090429