CN107216685A - A kind of preparation method of the dustless molybdenum disulfide of lubricating additive - Google Patents
A kind of preparation method of the dustless molybdenum disulfide of lubricating additive Download PDFInfo
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- CN107216685A CN107216685A CN201710474626.XA CN201710474626A CN107216685A CN 107216685 A CN107216685 A CN 107216685A CN 201710474626 A CN201710474626 A CN 201710474626A CN 107216685 A CN107216685 A CN 107216685A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/0003—Compounds of molybdenum
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/08—Treatment with low-molecular-weight non-polymer organic compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/10—Treatment with macromolecular organic compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/12—Treatment with organosilicon compounds
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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
- C10M125/00—Lubricating compositions characterised by the additive being an inorganic material
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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
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/06—Metal compounds
- C10M2201/065—Sulfides; Selenides; Tellurides
- C10M2201/066—Molybdenum sulfide
Abstract
The present invention relates to lubriation material preparing technical field, the preparation method of more particularly to a kind of dustless molybdenum disulfide of lubricating additive；Molybdenum disulfide powder and dust suppressant are added in mixed stirring device by proportioning, high-speed stirred heats up, prepare and use closed mixed stirring device, in the gasification temperature or boiling range of the dust suppressant of detection use in advance, mixing process, temperature of charge exceedes dust suppressant gasification temperature or entered after boiling range temperature in device, insulation, cooling, makes dust suppressant be coated on molybdenum disulfide surface, and dustless molybdenum disulfide is made；The dusting problem produced when molybdenum disulfide is used as lubricating additive is solved, and obtained dustless molybdenum disulfide does not influence preparation and the performance of lubricating additive.
Description
Technical field
The present invention relates to lubriation material preparing technical field, more particularly to a kind of lubricating additive is with dustless molybdenum disulfide
Preparation method.
Background technology
Molybdenum disulfide as a kind of important kollag and the additive of fluid lubricant, be widely used in machinery,
The fields such as aviation, automobile, light industry.
Because molybdenum disulfide has hexagonal layered structure, between layers with weaker area's valence bond structure so that layer with
Easily slide, and assigned again with strong chemical bond structure between molybdenum atom and sulphur atom in molybdenum disulfide same layer between layer
Layer of molybdenum-disulfide is given with higher mechanical strength and chemical stability, the physics that this unique layer structure of molybdenum disulfide is determined
Chemical characteristic, becomes the lubriation material of function admirable.
When being added to as additive in lubricating oil and lubricating grease, molybdenum disulfide powder due to for micron order even nanometer
Level powder, can fly upward when using, and produce dust in the operation such as sampling, mixing, scattered so that working space dust is more, makes
Into molybdenum disulfide loss of material, workers ' health can be damaged after suction, and form pollution.
The content of the invention
It is an object of the invention to provide a kind of preparation method of lubricating additive with dustless molybdenum disulfide, in molybdenum disulfide
Coated with uniform dust suppressant, using the dusting problem for solving to produce when molybdenum disulfide is used as lubricating additive, and makes
The dustless molybdenum disulfide obtained does not influence preparation and the performance of lubricating additive.
The present invention is adopted the following technical scheme that：
A kind of preparation method of the dustless molybdenum disulfide of lubricating additive, it is characterised in that：By molybdenum disulfide powder and dust suppressant
Added by proportioning in mixed stirring device, high-speed stirred heating makes dust suppressant be coated on molybdenum disulfide surface, obtains dustless two sulphur
Change molybdenum；Preparation condition is as follows：
The proportioning is：Dust suppressant is the 1 ~ 8% of dustless molybdenum disulfide, and remaining is molybdenum disulfide powder；
It is liquid or solid-state, one kind or its combination in following components under the dust suppressant normal temperature：Crude oil is refined and obtained
Alkane, cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons, oxygen-containing organic compound, organic compounds containing nitrogen and organic compounds containing sulfur,
Synthesis hydrocarbon, synthetic ester, polyethers, silicone oil and phosphate that chemical synthesis is obtained, vegetable oil, animal oil, Esters oil；
The mixed stirring device is closed；
The mixing speed is more than 1000 revs/min；
In the preparation method, detect in advance in the gasification temperature or boiling range of the dust suppressant used, mixing process, in device
Material constantly heats up, and temperature of charge exceedes dust suppressant gasification temperature or entered after boiling range temperature in device, is incubated 3 ~ 20 minutes,
Cooling, is made dustless molybdenum disulfide.
The present invention reduces the dust from flying of molybdenum disulfide using dust suppressant, alleged dust suppressant, that is, add in powder and
It can suppress the material that powder is flown upward after powder mixing, can be pure material or mixture.
The preparation method of the dustless molybdenum disulfide of above-mentioned lubricating additive, further, the dust suppressant be selected from alkane,
One kind in cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons, oxygen-containing organic compound, organic compounds containing nitrogen and organic compounds containing sulfur
Or its combination.
The preparation method of the dustless molybdenum disulfide of above-mentioned lubricating additive, further, the dust suppressant uses alkane
The combination of hydrocarbon and cycloalkane, dust suppressant is the 2 ~ 5% of dustless molybdenum disulfide；Dust suppressant gasification temperature or boiling range are at 250 ~ 400 DEG C.
The preparation method of the dustless molybdenum disulfide of above-mentioned lubricating additive, further, the dust suppressant uses cycloalkanes
Hydrocarbon, aromatic hydrocarbons, the combination of cycloalkyl aromatic hydrocarbons and organic compounds containing nitrogen, or using cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons and sulfur-bearing
The combination of organic compound；Dust suppressant gasification temperature or boiling range are at 350 ~ 500 DEG C.
The preparation method of the dustless molybdenum disulfide of above-mentioned lubricating additive, further, the dust suppressant are selected from synthesis
One kind or its combination in hydrocarbon, synthetic ester, polyethers, silicone oil, phosphate.
The preparation method of the dustless molybdenum disulfide of above-mentioned lubricating additive, further, the dust suppressant are selected from plant
Oil or animal oil, gasification temperature or boiling range are 100 ~ 260 DEG C.
The preparation method of the dustless molybdenum disulfide of above-mentioned lubricating additive, further, the dust suppressant are selected from esters
Oil.
The preparation method of the dustless molybdenum disulfide of above-mentioned lubricating additive, further, the mixing speed 1000 ~
15000 revs/min.
Using the method for the present invention, at least have the advantages that：
1st, dusting problem when molybdenum disulfide is used as lubricating additive is solved.The present invention by controlling preparation condition,
Making dust suppressant, fully volatilization is scattered under gaseous condition, full of whole mixed stirring device, so as to realize dust suppressant and curing
Being sufficiently mixed for molybdenum, dust suppressant is uniformly coated in powdered molybdenum disulfide powder surface, is reduced molybdenum disulfide and is being sampled, mixing
Splitting or integrating dissipates the dust from flying waited in operation；
2nd, obtained dustless molybdenum disulfide does not influence preparation and the performance of lubricating additive.Used as lubricating additive
When, the addition of dustless molybdenum disulfide is only the 3 ~ 5% of lubricant, and dust suppressant only accounts for the 1-8% of dustless molybdenum disulfide, i.e. dust suppression
The consumption of agent be only lubricant ten thousand/it is several, so dust suppressant is for lubricant, consumption is small, the influence pole to lubricant
It is small, it is almost negligible to disregard；Moreover, component of the dust suppressant in conventional lubricantss base oil, the addition of dust suppressant also not shadow
Ring preparation and the application performance of lubricant.
Embodiment
With reference to embodiment, the present invention is further elaborated.
Raw material molybdenum disulfide purity employed in following each embodiments is 98.5%, 5 microns of particle mean size；
Each embodiment device therefor is：Mixing and blending machine, sealed thermal insulating, with temperature thermocouple, power 3000W, treating capacity 15 ~
20 kgs/hour, 5000 revs/min of mixing speed；
The dust from flying of raw material and dustless molybdenum disulfide is determined using dust from flying analyzer in each embodiment, is sent out by dust
Generating apparatus produces dust, produces Dust Capacity and uses gravimetric method quantitative assessment, precision 0.01mg；
Embodiment 1：
Dust suppressant：Crude oil is refined and obtained, and straight chain alkane accounts for 92%, cycloalkanes 8%, density 0.87g/cm3；
Dust suppressant is matched：Account for the 2% of dustless molybdenum disulfide；
Implementation process：
The first step：Dust suppressant gasification temperature is detected, boiling range is at 262 ~ 320 DEG C；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 262 DEG C in device, be incubated 12 minutes, dustless molybdenum disulfide is made in cooling.
In the present invention, component such as alkane, organic compounds containing nitrogen, Esters oil etc. of dust suppressant are used, ability is belonged to
Field technique personnel it will be appreciated that and select and the component that is confirmed, and these components are readily obtained from public channel, without
Special description and restriction, those skilled in the art can also select and implement the present invention, and realize the technique effect of the present invention；
Found in implementation process, as long as enabling dust suppressant to be effectively coated on molybdenum disulfide powder surface, molybdenum disulfide will drop
Low flight is raised and not flown upward even, secondly, dust suppressant should consumption it is few, production and the performance of lubricating oil or lubricating grease are not influenceed；Practice
It was found that, to realize that a small amount of dust suppressant is well mixed with molybdenum disulfide powder, there is technical difficulty, by increasing stirring intensity, suppression
Dirt agent the experiment such as adds using liquid spray and shows that increase stirring intensity can promote the mixed of dust suppressant and molybdenum disulfide powder
Close, spray mode also increases mixability, but still can not realize abundant mixing, and obtained product is uneven, not by dust suppression
The molybdenum disulfide of agent cladding is still obvious in sampling, mixing to fly upward；
Experiment proves that, when mixing and blending machine works, material can continuously and healthily heat up with the progress of stirring in mixing and blending machine,
It is gaseous state that one-component dust suppressant can be kept in insulation operation, or the full range component of holding combination dust suppressant is gas
State；When dust suppressant, fully volatilization is scattered under gaseous condition, and during full of whole mixed stirring device, dust suppressant can be fully dispersed
Be coated on molybdenum disulfide powder surface, so as to reduce its dust from flying；
In the present invention, when dust suppressant is pure material, in dust suppressant boiling point, dust suppressant volatilization is scattered, and its gasification temperature is suppression
The boiling point of dirt agent；When dust suppressant is mixture, dust suppressant has certain boiling range, when temperature enters boiling range temperature, dust suppression
Agent is that to start volatilization scattered, in whole boiling range, dust suppressant respectively composition progressively gasification is gaseous state so that fully dispersed and be coated on
Molybdenum disulfide powder surface, reaches the effect of reduction flying upward property of molybdenum disulfide dust.
Embodiment 2：
Dust suppressant：Crude oil is refined and obtained, straight chain alkane 83%, cycloalkanes 17%, density 0.90g/cm3；
Dust suppressant is matched：Account for the 3% of dustless molybdenum disulfide；
Implementation process：
The first step：Dust suppressant gasification temperature is detected, boiling range is at 330 ~ 400 DEG C；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 330 DEG C in device, be incubated 15 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 3：
Dust suppressant：Crude oil is refined and obtained, and is the combination of cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons and organic compounds containing nitrogen, its middle ring
Alkane 36%, cycloalkyl aromatic hydrocarbons 49%, organic compounds containing nitrogen pyridines 15%；
Dust suppressant is matched：Account for the 5% of dustless molybdenum disulfide；
Implementation process：
The first step：Dust suppressant gasification temperature is detected, boiling range is at 400 ~ 483 DEG C；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 400 DEG C in device, be incubated 8 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 4：
Dust suppressant：Crude oil is refined and obtained, and is the combination of cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons and organic compounds containing sulfur, its middle ring
Alkane 22%, aromatic hydrocarbons 37%, cycloalkyl aromatic hydrocarbons 29%, organic compounds containing sulfur thioether 12%；
Dust suppressant is matched：Account for the 5% of dustless molybdenum disulfide；
Implementation process：
The first step：Dust suppressant gasification temperature is detected, boiling range is at 361 ~ 430 DEG C；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 361 DEG C in device, be incubated 20 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 5：
Dust suppressant：Chemical synthesis is obtained, and is phosphoric acid ester, dimethyl phosphate；
Dust suppressant is matched：Account for the 6% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 171 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 171 DEG C in device, be incubated 2 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 6：
Dust suppressant：Chemical synthesis esters, are pentaerythritol stearate；
Dust suppressant is matched：Account for the 8% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 261 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 261 DEG C in device, be incubated 3 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 7：
Dust suppressant：Poly alpha olefin class, poly- laurylene；
Dust suppressant is matched：Account for the 3% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 214 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 214 DEG C in device, be incubated 3 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 8：
Dust suppressant：Silicone oil；
Dust suppressant is matched：Account for the 5% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 101 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 101 DEG C in device, be incubated 2 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 9：
Dust suppressant：Plant oil, soybean oil；
Dust suppressant is matched：Account for the 4% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 160 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 160 DEG C in device, be incubated 4 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 10：
Dust suppressant：Plant oil, peanut oil；
Dust suppressant is matched：Account for the 5% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 160 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 160 DEG C in device, be incubated 3 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 11：
Dust suppressant：Animal oils, lard；
Dust suppressant is matched：Account for the 6% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 182 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 182 DEG C in device, be incubated 5 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 12：
Dust suppressant：Plant oil, cotton seed oil；
Dust suppressant is matched：Account for the 5% of dustless molybdenum disulfide；
Implementation process：
The first step：It is 216 DEG C to detect dust suppressant gasification temperature；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 216 DEG C in device, be incubated 3 minutes, dustless molybdenum disulfide is made in cooling.
Embodiment 13：
Dust suppressant：The combination of vegetable oil and crude oil extractive matter, soybean oil 28%, straight chain alkane account for 67%, cycloalkanes 5%；
Dust suppressant is matched：Account for the 5% of dustless molybdenum disulfide；
Implementation process：
The first step：Detect dust suppressant gasification temperature, 128 ~ 220 DEG C of boiling range；
Second step：Molybdenum disulfide powder and dust suppressant are added into mixing and blending machine, high-speed stirred heating, when thermocouple is surveyed by proportioning
After temperature of charge is more than 128 DEG C in device, be incubated 12 minutes, dustless molybdenum disulfide is made in cooling.
The dust from flying measurement result of raw material molybdenum disulfide and the dustless molybdenum disulfide of each embodiment is as shown in table 1.
The dust from flying result of the raw material molybdenum disulfide of table 1 and the dustless molybdenum disulfide of each embodiment
| Embodiment | Raw material | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Flying upward property（Mg/ filter paper） | 9.7 | 2.1 | 2.0 | 2.0 | 2.0 | 2.1 | 1.9 |
| Embodiment | Embodiment 7 | Embodiment 8 | Embodiment 9 | Embodiment 10 | Embodiment 11 | Embodiment 12 | Embodiment 13 |
| Flying upward property（Mg/ filter paper） | 2.2 | 2.1 | 2.0 | 2.1 | 2.1 | 2.2 | 2.0 |
Result of implementation shows, using the method for the present invention, dust suppressant is sufficiently mixed under gaseous condition with molybdenum disulfide, can
Reduction flying upward property of molybdenum disulfide dust is realized, dust from flying is reduced to 2.2 below mg by the 9.7mg of material powder, is taking
Almost without dust in the operating process such as sample, mixing, scattered, solve dust when molybdenum disulfide is used as lubricating additive and fly
Raise problem.
Claims (10)
1. a kind of lubricating additive preparation method of dustless molybdenum disulfide, it is characterised in that：By molybdenum disulfide powder and dust suppression
Agent is added in mixed stirring device by proportioning, high-speed stirred heating, dust suppressant is coated on molybdenum disulfide surface, is obtained dustless two
Molybdenum sulfide；Preparation condition is as follows：
The proportioning is：Dust suppressant is the 1 ~ 8% of dustless molybdenum disulfide, and remaining is molybdenum disulfide powder；
It is liquid or solid-state, one kind or its combination in following components under the dust suppressant normal temperature：Crude oil is refined and obtained
Alkane, cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons, oxygen-containing organic compound, organic compounds containing nitrogen and organic compounds containing sulfur,
Synthesis hydrocarbon, synthetic ester, polyethers, silicone oil and phosphate that chemical synthesis is obtained, vegetable oil, animal oil, Esters oil；
The mixed stirring device is closed；
The mixing speed is more than 1000 revs/min；
In the preparation method, detect in advance in the gasification temperature or boiling range of the dust suppressant used, mixing process, in device
Material constantly heats up, and temperature of charge exceedes dust suppressant gasification temperature or entered after boiling range temperature in device, is incubated 2 ~ 20 minutes,
Cooling, is made dustless molybdenum disulfide.
2. the lubricating additive according to claim 1 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
Dirt agent organises selected from alkane, cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons, oxygen-containing organic compound, organic compounds containing nitrogen and sulfur-bearing
One kind or its combination in compound.
3. the lubricating additive according to claim 2 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
Dirt agent is using the combination of alkane and cycloalkane, and dust suppressant is the 2 ~ 5% of dustless molybdenum disulfide.
4. the lubricating additive according to claim 3 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
Dirt agent gasification temperature or boiling range are at 250 ~ 400 DEG C.
5. the lubricating additive according to claim 2 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
Dirt agent uses the combination of cycloalkane, aromatic hydrocarbons, cycloalkyl aromatic hydrocarbons and organic compounds containing nitrogen, or using cycloalkane, aromatic hydrocarbons, cycloalkanes
The combination of base aromatic hydrocarbons and organic compounds containing sulfur.
6. the lubricating additive according to claim 5 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
Dirt agent gasification temperature or boiling range are at 350 ~ 500 DEG C.
7. the lubricating additive according to claim 1 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
The one kind or its combination of dirt agent in synthesis hydrocarbon, synthetic ester, polyethers, silicone oil, phosphate.
8. the lubricating additive according to claim 1 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
Dirt agent is selected from vegetable oil or animal oil, and gasification temperature or boiling range are at 100 ~ 260 DEG C.
9. the lubricating additive according to claim 1 preparation method of dustless molybdenum disulfide, it is characterised in that：The suppression
Dirt agent is selected from Esters oil.
10. the lubricating additive according to claim 1 preparation method of dustless molybdenum disulfide, it is characterised in that：It is described
Mixing speed is at 1000 ~ 15000 revs/min.
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| CN111925668A (en) * | 2020-07-14 | 2020-11-13 | 申雨润滑科技有限公司 | Intercalation inlaid coated oil-soluble molybdenum-based lubricating oil additive and preparation method thereof |
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Inventor after: Zhao Weigen Inventor after: Du Miaomiao Inventor after: Fan Jiafu Inventor after: Yang Shumin Inventor after: Chu Huihui Inventor before: Zhao Weigen Inventor before: Du Miaomiao Inventor before: Fan Jiafu |
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