CN107629847A - A kind of ecological environment-friendly type lubricating oil and preparation method thereof - Google Patents
A kind of ecological environment-friendly type lubricating oil and preparation method thereof Download PDFInfo
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Abstract
The present invention provides a kind of ecological environment-friendly type lubricating oil and preparation method thereof, is related to lubricating oil and its preparing technical field, is made up of the raw material of following parts by weight：40 60 parts of vegetable oil, 36 parts of polymethacrylates, 48 parts of high molecular ashless dispersant, 5 10 parts of Nano graphite powder；The vegetable oil includes hydrogenation high oleic sunflower oil.Vegetable oil in lubricating oil of the present invention contains hydrogenation high oleic sunflower oil, its unsaturated bond content is considerably less, so as to improve oil ageing stability and fusing point, each composition coordinative role, obtained lubricating oil biological degradability is high, and environmental pollution is small, ecological, environmental protective, so as to further promote the application of the lubricating oil, there is significant market application value.
Description
Technical field
The present invention relates to lubricating oil and its preparing technical field, and in particular to a kind of ecological environment-friendly type lubricating oil and its preparation
Method.
Background technology
The lubricating oil industry industry essential as high-end equipment manufacture is developed, Policies Guiding is strong, 2015, state
Interior lubricating oil Apparent con- sumption is 542.71 ten thousand tons, it is contemplated that 5,810,000 tons are up to Chinese Lubricating Oil Apparent con- sumption in 2017,
The coming five years（2017-2021）Annual average compound growth rate is about 0.55%, and Chinese Lubricating Oil Apparent con- sumption is up within 2021
5940000 tons.The enterprise of the current lubricating oil in China has more than 600, and lubricating oil industry is the industry of comparative maturity.
Lubricating oil is used in all kinds automobile, in plant equipment to reduce the liquid of friction, protection machinery and workpiece
Or semisolid lubricants, mainly play lubrication, cooling, antirust, cleaning, sealing and buffering etc..The dosage of petroleum oil accounts for
Total dosage more than 90%, therefore lubricating oil often refers to petroleum oil.It is mainly used in reducing the friction between moving component surface, together
When there is cooling, sealing to machinery equipment, anti-corrosion, antirust, insulation, power transmission, clean impurity etc. and act on.Lubricating oil is main
Performance be viscosity, oxidation stability and lubricity, they are closely related with the composition of lube cut.Viscosity is reflection lubrication
The important quality index of oil mobility, different use conditions have the machinery of different viscosity requirements, heavy load and low velocity
To select thick oil；Oxidation stability represents oil product in use environment, because oxygen and metal are urged in temperature, air
Change acts on showed oxidation resistance, and after oil oxidation, the carbon shape based on tiny asphalitine can be generated according to use condition
Material, in viscous paint-like material or paint film, or the hydrous matter of viscosity, so as to reduce or lose its performance；Lubricity
Represent the Wear vesistance of lubricating oil.
Lubricating oil is typically made up of base oil and additive two parts, wherein, base oil is the main component of lubricating oil, certainly
Determine the fundamental property of lubricating oil.According to the difference in base oil source, lubricating oil mainly divide mineral lubricating oil, synthetic lubricant fluid with
And biological lubricant three major types.Mineral lubricating oil is oily based on Petroleum refining thing, and it is widely used, and dosage is very big, but stone
Oil is a kind of non-renewable rare energy, and the biological degradability of mineral lubricating oil is poor, is lost in environment to the ecosystem
Huge harm is caused, up to 100 years, micro mineral oil can hinder plant growth for the influence of mineral lubricating oil polluted underground water
With murder by poisoning aquatile.Therefore, lubricating oil is prepared by raw material of biomass, to environmental protection and promotes lubricating oil entirety industry
Development has great importance.The resource and the energy that the following mankind can rely on for a long time should be rich reserves, it is reproducible, to ring
Border is pollution-free, and the living resources based on plant are the selections of human future.Biomass lubricating oil is oily based on vegetable oil
The lubricating oil made, different from traditional lubricating oil made with mineral oil, biomass lubricating oil is oily based on bio oil, no
The harmful substances such as chloride and sulphur, human contact such as will not produce erythema, itch at the allergic reaction, also degradable.Product oil is substantially
All it is components of biomass, is embedded in soil degradable major part after a period of time, it is possible to directly discharge, it is environmentally safe
（Or it can add in oxalic acid and directly be discharged with acid-base value）, it is a kind of new high-tech product.Can profit as lube base oil
Most of raw material uses vegetable oil, and secondly adoptable other plant raw material has rapeseed oil, sunflower oil, peanut oil, coconut palm
Seed oil, safflower seed oil, palm oil etc..Compared with another approach synthetic ester for producing degradable biological matter lubricating oil, natural plants
Oily cost is relatively low, abundance, is renewable resource.Biomass lubricating oil good environmental protection, health and safety risk is small, anticorrosive
Performance is good, low vapo(u)rability, and the smaller and capacity of loss is small, can effectively mitigate global greenhouse effect.But make under the conditions of its low and high temperature
Industry poor performance, oxidation stability is poor, and the life-span is shorter.
The content of the invention
For biological lubricant oily based on vegetable oil at present, transaction capabilities are poor under the high temperature conditions, oxidation stability
Poor, the defects of life-span is shorter, the present invention proposes a kind of ecological environment-friendly type lubricating oil and preparation method thereof, improves lubricating oil
Oxidation stability and fusing point, so as to further promote the application of biological lubricant.
To solve the above problems, the present invention uses following technical scheme：
A kind of ecological environment-friendly type lubricating oil, is made up of the raw material of following parts by weight：Vegetable oil 40-60 parts, polymethacrylates
3-6 parts, high molecular ashless dispersant 4-8 parts, Nano graphite powder 5-10 parts；The vegetable oil includes hydrogenation high oleic acid sunflower seeds
Oil.
Due to transporting, revealing, sputtering, reason, the lubricating oil such as change naturally and will inevitably be directly discharged to environment
In, and the conventional lubricant overwhelming majority is oily based on mineral oil, its biodegradable poor ability in natural environment,
It can gather and ecological environment is caused seriously to pollute.Oily plant oil lubricant, its biological degradation rate based on vegetable oil
More than 90%, just because of its good biodegradability, make its demand worldwide in rising to become year by year
Gesture.However, containing substantial amounts of carbon-carbon double bond in vegetable oil, oxidation stability is bad, and corruption, generation acid are easily caused in storage process
Property material and metal surface is caused to corrode, service life is short.Therefore, the present invention is using hydrogenation high oleic sunflower oil.First,
High oleic sunflower oil is the vegetable fat extracted from various high oleic acid content sunflower seeds, and it compares more common sunflower seeds
Oil, its oleic acid content is fine, only has the oil of a unsaturated bond, Stability Analysis of Structures, therefore high oleic sunflower oil steady in oleic acid
It is fixed, it is less oxidizable compared with high temperature resistant；Secondly, hydrogenation modification is carried out to high oleic sunflower oil, further reduces its double bond and contain
Amount, the oxidation stability and fusing point of vegetable oil, which have, largely to be improved, and makes it have good high-temperature operation performance.
Nano graphite powder is also added in lubricant of the present invention, graphite is a kind of crystallinity carbon, and it is separated by between layers
340pm, it is in larger distance, combined with Van der Waals force, i.e., belong to molecular crystal between layers.But due to same
Combined between carbon atom on plane layer very strong, it is extremely difficult to destroy.However, just because of this weak binding power between layers in layer
Between easily shear, make it have the characteristic of self-lubricating, in addition, graphite also has high temperature resistant, erosion-resisting characteristic, therefore added
It is added in lubricant, the friction and wear behavior of component of machine can be significantly improved, improves the lubricity and high temperature resistant of lubricant
Property；High molecular ashless dispersant can make the insoluble matter formed due to oxidation or other chemical actions during lubricating oil use
Suspension is held in quality guarantee, and prevents greasy filth cohesion and insoluble matter deposition, moreover it is possible to the viscosity build during lubricating oil use is reduced, because
This, the addition of high molecular ashless dispersant can improve the low temperature dispersity and thermal oxidation of lubricating oil；Polymethylacrylic acid
Ester is polarity high-molecular compound, plays a part of lubricant viscosity improvement and pour point depression.Each composition coordinative role, is obtained in the present invention
The lubricant oxidation stability arrived is good, and fusing point is high, and biological degradability is high, and environmental pollution is small, ecological, environmental protective, so as to further push away
The application of the lubricating oil has been moved, there is significant market application value.
Preferably, it is made up of the raw material of following parts by weight：Vegetable oil 48-56 parts, polymethacrylates 5-6 parts, high score
Sub- ashless dispersant 6-7 parts, Nano graphite powder 7-9 parts；The quality percentage that high oleic sunflower oil is hydrogenated in the vegetable oil contains
Measure as 30-70%.
Preferably, the preparation method of the hydrogenation high oleic sunflower oil is as follows：High oleic sunflower oil is added to instead
Answer in kettle, add silica supported copper catalyst thereto, stir, 9.48 × 10 are evacuated to reactor4Pa vacuum,
250-270 DEG C is warming up to, hydrogen, which is poured in reactor, makes its pressure reach 1-2MPa, keeps 0.5-1.5h, and it is high to produce hydrogenation
Oleic sunflower oil.Hydrotreating is carried out, the unsaturated double-bond in vegetable oil saturation can be reduced from appropriate catalyst
C-H bond, using silica supported copper catalyst as hydrogenation catalyst, it can be hydrogenated with relatively low temperature and pressure
Reaction.
The dosage of catalyst is to influence a key factor of high oleic sunflower oil hydrogenation, and catalyst amount is few,
Hydrogenation reaction rate is slow, it is preferable that the catalyst is the 0.5-1% of high oleic sunflower oil quality.
The homogenization of hydrogenation system can be improved with certain rotating speed stirring, it is preferable that the addition silica is born
Copper-loaded catalyst, 10-20min is stirred with 1200-1500r/min rotating speed.
Oleic acid content directly affects the condition and complexity of hydrogenation, also has to oil ageing stability directly
Influence, it is preferable that the hydrogenation high oleic sunflower oil mid-oleic>80%.
Preferably, palm oil, soybean oil, cottonseed oil, peanut oil, rapeseed oil, sesame oil, olive are also included in the vegetable oil
At least one of olive oil, corn oil, castor oil, rice bran oil, coconut oil, cupu oil.
The preparation method of above-mentioned ecological environment-friendly type lubricating oil, comprises the following steps：Vegetable oil is put into reactor, risen
Temperature, Nano graphite powder is added, is stirred, cooled, added polymethacrylates, high molecular ashless dispersant, stir,
Go out kettle, ground with three-roll grinder, produced.
Preferably, comprise the following steps：Vegetable oil is put into reactor, is warming up to 90-100 DEG C, graphite is added and receives
Ground rice, 20-30min is stirred with 600-800r/min rotating speed, is cooled to 70-80 DEG C, adds polymethacrylates, macromolecule
Ashless dispersant, 10-20min is stirred with 600-800r/min rotating speed, goes out kettle, is ground with three-roll grinder, produced.
The present invention proposes a kind of ecological environment-friendly type lubricating oil extremely preparation method, compared with prior art, what it was protruded
Feature and excellent effect are：Vegetable oil in lubricating oil of the present invention contains hydrogenation high oleic sunflower oil, its unsaturated bond
Content is considerably less, so as to improve oil ageing stability and fusing point, each composition coordinative role in the present invention, and obtained profit
Lubricating oil biological degradability is high, and environmental pollution is small, ecological, environmental protective, high lubricating effect, long lifespan, so as to further promote the profit
The application of lubricating oil, there is significant market application value.
Embodiment
Below by way of embodiment, the present invention is described in further detail, but this should not be interpreted as to the present invention
Scope be only limitted to following example.In the case where not departing from above method thought of the present invention, according to ordinary skill
The various replacements or change that knowledge and customary means are made, should be included in the scope of the present invention.
Embodiment 1
A kind of ecological environment-friendly type lubricating oil, is made up of the raw material of following parts by weight：40 parts of vegetable oil, 6 parts of polymethacrylates,
4 parts of high molecular ashless dispersant, 10 parts of Nano graphite powder；The vegetable oil includes 30% hydrogenation high oleic sunflower oil（Oleic acid
Content>80%）With 70% soybean oil.
The preparation method for hydrogenating high oleic sunflower oil is as follows：High oleic sunflower oil is added in reactor, Xiang Qi
Middle to add silica supported copper catalyst, catalyst is the 0.5% of high oleic sunflower oil quality, is stirred with 1200r/min rotating speed
10min is mixed, 9.48 × 10 are evacuated to reactor4Pa vacuum, 250 DEG C are warming up to, hydrogen, which is poured in reactor, to be made
Its pressure reaches 1MPa, keeps 0.5h, produces hydrogenation high oleic sunflower oil.
The preparation method of ecological environment-friendly type lubricating oil, comprises the following steps：Vegetable oil is put into reactor, is warming up to
90 DEG C, add Nano graphite powder, 20min stirred with 600r/min rotating speed, is cooled to 70 DEG C, add polymethacrylates,
High molecular ashless dispersant, 10min is stirred with 600r/min rotating speed, goes out kettle, is ground with three-roll grinder, produced.
Embodiment 2
A kind of ecological environment-friendly type lubricating oil, is made up of the raw material of following parts by weight：48 parts of vegetable oil, 6 parts of polymethacrylates,
6 parts of high molecular ashless dispersant, 9 parts of Nano graphite powder；The vegetable oil includes 40% hydrogenation high oleic sunflower oil（Oleic acid
Content>80%）, the mixture of 60% peanut oil and rapeseed oil.
The preparation method for hydrogenating high oleic sunflower oil is as follows：High oleic sunflower oil is added in reactor, Xiang Qi
Middle to add silica supported copper catalyst, catalyst is the 0.6% of high oleic sunflower oil quality, is stirred with 1300r/min rotating speed
15min is mixed, 9.48 × 10 are evacuated to reactor4Pa vacuum, 255 DEG C are warming up to, hydrogen, which is poured in reactor, to be made
Its pressure reaches 1.5MPa, keeps 1.0h, produces hydrogenation high oleic sunflower oil.
The preparation method of ecological environment-friendly type lubricating oil, comprises the following steps：Vegetable oil is put into reactor, is warming up to
95 DEG C, add Nano graphite powder, 25min stirred with 650r/min rotating speed, is cooled to 75 DEG C, add polymethacrylates,
High molecular ashless dispersant, 15min is stirred with 650r/min rotating speed, goes out kettle, is ground with three-roll grinder, produced.
Embodiment 3
A kind of ecological environment-friendly type lubricating oil, is made up of the raw material of following parts by weight：50 parts of vegetable oil, 4 parts of polymethacrylates,
6 parts of high molecular ashless dispersant, 7 parts of Nano graphite powder；The vegetable oil includes 60% hydrogenation high oleic sunflower oil（Oleic acid
Content>80%）With 40% coconut oil.
The preparation method for hydrogenating high oleic sunflower oil is as follows：High oleic sunflower oil is added in reactor, Xiang Qi
Middle to add silica supported copper catalyst, catalyst is the 0.7% of high oleic sunflower oil quality, is stirred with 1350r/min rotating speed
20min is mixed, 9.48 × 10 are evacuated to reactor4Pa vacuum, 260 DEG C are warming up to, hydrogen, which is poured in reactor, to be made
Its pressure reaches 2MPa, keeps 1.5h, produces hydrogenation high oleic sunflower oil.
The preparation method of ecological environment-friendly type lubricating oil, comprises the following steps：Vegetable oil is put into reactor, is warming up to
100 DEG C, add Nano graphite powder, 30min stirred with 700r/min rotating speed, is cooled to 80 DEG C, add polymethacrylates,
High molecular ashless dispersant, 20min is stirred with 700r/min rotating speed, goes out kettle, is ground with three-roll grinder, produced.
Embodiment 4
A kind of ecological environment-friendly type lubricating oil, is made up of the raw material of following parts by weight：53 parts of vegetable oil, 5 parts of polymethacrylates,
7 parts of high molecular ashless dispersant, 8 parts of Nano graphite powder；The vegetable oil includes 70% hydrogenation high oleic sunflower oil（Oleic acid
Content>80%）With 30% palm oil.
The preparation method for hydrogenating high oleic sunflower oil is as follows：High oleic sunflower oil is added in reactor, Xiang Qi
Middle to add silica supported copper catalyst, catalyst is the 0.8% of high oleic sunflower oil quality, is stirred with 1400r/min rotating speed
10min is mixed, 9.48 × 10 are evacuated to reactor4Pa vacuum, 265 DEG C are warming up to, hydrogen, which is poured in reactor, to be made
Its pressure reaches 2MPa, keeps 0.5h, produces hydrogenation high oleic sunflower oil.
The preparation method of ecological environment-friendly type lubricating oil, comprises the following steps：Vegetable oil is put into reactor, is warming up to
100 DEG C, add Nano graphite powder, 25min stirred with 750r/min rotating speed, is cooled to 75 DEG C, add polymethacrylates,
High molecular ashless dispersant, 15min is stirred with 700r/min rotating speed, goes out kettle, is ground with three-roll grinder, produced.
Embodiment 5
A kind of ecological environment-friendly type lubricating oil, is made up of the raw material of following parts by weight：60 parts of vegetable oil, 3 parts of polymethacrylates,
8 parts of high molecular ashless dispersant, 5 parts of Nano graphite powder；The vegetable oil includes 40% hydrogenation high oleic sunflower oil（Oleic acid
Content>80%）With 60% olive oil.
The preparation method for hydrogenating high oleic sunflower oil is as follows：High oleic sunflower oil is added in reactor, Xiang Qi
Middle to add silica supported copper catalyst, catalyst is the 0.9% of high oleic sunflower oil quality, is stirred with 1450r/min rotating speed
15min is mixed, 9.48 × 10 are evacuated to reactor4Pa vacuum, 270 DEG C are warming up to, hydrogen, which is poured in reactor, to be made
Its pressure reaches 1.5MPa, keeps 1.0h, produces hydrogenation high oleic sunflower oil.
The preparation method of ecological environment-friendly type lubricating oil, comprises the following steps：Vegetable oil is put into reactor, is warming up to
95 DEG C, add Nano graphite powder, 20min stirred with 750r/min rotating speed, is cooled to 70 DEG C, add polymethacrylates,
High molecular ashless dispersant, 10min is stirred with 800r/min rotating speed, goes out kettle, is ground with three-roll grinder, produced.
Embodiment 6
A kind of ecological environment-friendly type lubricating oil, is made up of the raw material of following parts by weight：56 parts of vegetable oil, 5 parts of polymethacrylates,
7 parts of high molecular ashless dispersant, 7 parts of Nano graphite powder；The vegetable oil includes 50% hydrogenation high oleic sunflower oil（Oleic acid
Content>80%）, the mixture of 50% castor oil and cupu oil.
The preparation method for hydrogenating high oleic sunflower oil is as follows：High oleic sunflower oil is added in reactor, Xiang Qi
Middle to add silica supported copper catalyst, catalyst is the 1% of high oleic sunflower oil quality, is stirred with 1500r/min rotating speed
20min, 9.48 × 10 are evacuated to reactor4Pa vacuum, 270 DEG C are warming up to, hydrogen, which is poured in reactor, makes it
Pressure reaches 1MPa, keeps 1.5h, produces hydrogenation high oleic sunflower oil.
The preparation method of ecological environment-friendly type lubricating oil, comprises the following steps：Vegetable oil is put into reactor, is warming up to
90 DEG C, add Nano graphite powder, 30min stirred with 800r/min rotating speed, is cooled to 80 DEG C, add polymethacrylates,
High molecular ashless dispersant, 20min is stirred with 800r/min rotating speed, goes out kettle, is ground with three-roll grinder, produced.
Biological degradation rate, oxidation induction period and most are carried out to ecological environment-friendly type lubricating oil prepared by 1-6 of the embodiment of the present invention
(method of testing uses BG/T3142) is detected without seizing load performance greatly, testing result is shown in Table 1.
The performance data of the ecological environment-friendly type lubricating oil of table 1
| Test performance | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Maximum nonseizure load/kg | 65 | 66 | 69 | 71 | 67 | 68 |
| Biological degradation rate/% | 95 | 96 | 98 | 99 | 97 | 97 |
| Oxidation induction period/min | 20 | 21 | 22 | 23 | 21 | 20 |
Maximum nonseizure load has reacted the bearing capacity of lubricating oil and lubrication extreme pressure property, oxidation induction period have then reacted oxidation
Stability, from result in table 1, the ecological environment-friendly type lubricating oil obtained by embodiment 1-6, not only bearing capacity is high, and
Biological degradation rate is high, and oxidation stability is good.
Claims (9)
1. a kind of ecological environment-friendly type lubricating oil, it is characterised in that be made up of the raw material of following parts by weight：Vegetable oil 40-60 parts, gather
Methacrylate 3-6 parts, high molecular ashless dispersant 4-8 parts, Nano graphite powder 5-10 parts；It is high that the vegetable oil includes hydrogenation
Oleic sunflower oil.
2. ecological environment-friendly type lubricating oil according to claim 1, it is characterised in that be made up of the raw material of following parts by weight：
Vegetable oil 48-56 parts, polymethacrylates 5-6 parts, high molecular ashless dispersant 6-7 parts, Nano graphite powder 7-9 parts；It is described
The weight/mass percentage composition that high oleic sunflower oil is hydrogenated in vegetable oil is 30-70%.
3. ecological environment-friendly type lubricating oil according to claim 1 or 2, it is characterised in that the hydrogenation high oleic acid sunflower seeds
The preparation method of oil is as follows：High oleic sunflower oil is added in reactor, adds silica supported copper catalyst thereto,
Stirring, 9.48 × 10 are evacuated to reactor4Pa vacuum, is warming up to 250-270 DEG C, and hydrogen, which is poured in reactor, to be made
Its pressure reaches 1-2MPa, keeps 0.5-1.5h, produces hydrogenation high oleic sunflower oil.
4. ecological environment-friendly type lubricating oil according to claim 3, it is characterised in that the catalyst is high oleic acid sunflower seeds
The 0.5-1% of oil quality.
5. ecological environment-friendly type lubricating oil according to claim 3, it is characterised in that described to add silica supported copper catalysis
Agent, 10-20min is stirred with 1200-1500r/min rotating speed.
6. ecological environment-friendly type lubricating oil according to claim 1 or 2, it is characterised in that the hydrogenation high oleic acid sunflower seeds
Oily mid-oleic>80%.
7. ecological environment-friendly type lubricating oil according to claim 1 or 2, it is characterised in that also include palm fibre in the vegetable oil
Palmitic acid oil, soybean oil, cottonseed oil, peanut oil, rapeseed oil, sesame oil, olive oil, corn oil, castor oil, rice bran oil, coconut oil, can
Can at least one of oil.
A kind of 8. preparation method of the ecological environment-friendly type lubricating oil based on described in claim any one of 1-7, it is characterised in that bag
Include following steps：Vegetable oil is put into reactor, heated up, Nano graphite powder is added, stirs, cools, adds poly- first
Base acrylate, high molecular ashless dispersant, stir, and go out kettle, are ground with three-roll grinder, produce.
9. the preparation method of ecological environment-friendly type lubricating oil according to claim 8, it is characterised in that comprise the following steps：
Vegetable oil is put into reactor, is warming up to 90-100 DEG C, adds Nano graphite powder, is stirred with 600-800r/min rotating speed
20-30min, 70-80 DEG C is cooled to, adds polymethacrylates, high molecular ashless dispersant, with turning for 600-800r/min
Speed stirring 10-20min, goes out kettle, is ground with three-roll grinder, produced.
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| CN109181829A (en) * | 2018-09-03 | 2019-01-11 | 山东源根石油化工有限公司 | A kind of environment-friendly lubricating oil and its production technology |
| CN109181828A (en) * | 2018-09-03 | 2019-01-11 | 山东源根石油化工有限公司 | A kind of preparation method of degradable vehicle lubricating oil |
| CN113637518A (en) * | 2021-08-06 | 2021-11-12 | 江苏海纳石油制品有限公司 | Large-load environment-friendly composite lubricating oil for steam and preparation method thereof |
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| CN109181829A (en) * | 2018-09-03 | 2019-01-11 | 山东源根石油化工有限公司 | A kind of environment-friendly lubricating oil and its production technology |
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| CN113637518A (en) * | 2021-08-06 | 2021-11-12 | 江苏海纳石油制品有限公司 | Large-load environment-friendly composite lubricating oil for steam and preparation method thereof |
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Application publication date: 20180126 |