CN105602649A - Graphene oxide modified nano additive and application thereof to lubricating oil - Google Patents
Graphene oxide modified nano additive and application thereof to lubricating oil Download PDFInfo
- Publication number
- CN105602649A CN105602649A CN201510958678.5A CN201510958678A CN105602649A CN 105602649 A CN105602649 A CN 105602649A CN 201510958678 A CN201510958678 A CN 201510958678A CN 105602649 A CN105602649 A CN 105602649A
- Authority
- CN
- China
- Prior art keywords
- graphene oxide
- additive
- ppes
- quality
- peho
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- C10M125/02—Carbon; Graphite
-
- 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
- C10M177/00—Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
-
- 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
- C10M2201/14—Inorganic compounds or elements as ingredients in lubricant compositions inorganic compounds surface treated with organic 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/1033—Polyethers, i.e. containing di- or higher polyoxyalkylene groups used as base material
Abstract
The invention discloses a graphene oxide modified nano additive and application thereof. The nano additive is prepared by the following steps: preparation of hydroxylated graphene oxide (GO-OH); preparation of graphene oxide-poly3-ethyl-3- hydroxymethyl oxetane (GO-PPEs); preparation of graphene oxide-polymer phosphate ester (GO-PEHO). One of the characteristics of the nano additive is formation of a stable dispersion in polyether, and the dispersion concentration is greater than that of the graphene oxide. In addition, the nano additive has good thermal stability, and excellent anti-friction wear property at high temperature of 100-175 DEG C.
Description
Technical field
The present invention relates to a kind of nanometer additive of modifying based on graphene oxide and the application in lubricating oil thereof.
Background technology
Along with the fast development of turbogenerator, auto industry, farm equipment and microelectron-mechanical industrial equipment etc., forThe demand of the lubricant that can effectively use under hot environment also progressively increase, and this hot environment also caused based onThe lubricant of mineral oil can not use for a long time under this operating mode. In order to address these problems, many synthetic profits efficientlyLubrication prescription is developed to meet the demand to hot environment as polyalphaolefin (PAO) and polyethers (PAG) etc. In addition, can be used inThe antiwear and friction-reducing additive of high-temperature lubricant is also little, and this has limited the application of high-temperature lubricant to a great extent.
Research before show by lubricant, add nano material (such as CNT, Graphene, fullerene andGraphite nano plate) can improve the tribological property of lubricant. This is a fast-developing emerging field, because nano materialMinimum size and very large specific area, make nano material be different from traditional lubriation material. In addition, in order to prepareCan polydispersion, the nano material of long-time stable existence in different solvents or oil lubricant, had good several methodBe used to polymer to be connected in nano material by covalent bond. In these methods, ATRP(ATRP) be to adopt a kind of maximum methods. For example, Pei little Wei etc. makes in this way the grafting of polymer ions liquid to carbonOn nanotube (Pei little Wei etc., J.Polym.Sci., PartA, Polym.Chem.2008,46,7225). TribologyTest result show this nano material can be in a kind of ionic liquid stable dispersion, and can significantly improve this ionThe tribological property of liquid. Except ATRP, (BenjaminKerscher, the et.al. such as KerscherMacromolecules2013,46,4395) method of modifying by ring-opening polymerisation effect and chain terminal is by tree-shaped ionLiquid polymers grafting is to Graphene. The Graphene ionic liquid nano flake of this tree-shaped functionalization can exist easilyScattered several weeks of disperseing in water and can be stable.
Recent years, a large amount of research concentrates on by covalent bond polymer ions liquid and Graphene or other carbon is receivedRice material couples together. But, almost do not report to relate to polymer phosphate (PPEs) is connected to carbon by covalent bondIn nano material, and the carbon nanomaterial after this modification is used as to additive.
Summary of the invention
The object of the present invention is to provide a kind of receiving based on graphene oxide modification that can use under hot environmentRice additive and the application in lubricating oil thereof, this nanometer additive can disperse in a large number in lubricating oil, and can stablizeIn scattered several week, at high temperature can significantly improve the anti-wear and wear-resistant performance of lubricating oil.
The nanometer additive of modifying based on graphene oxide, is characterized in that this nanometer additive prepared by following stepsObtain:
1) preparation of hydroxylating graphene oxide (GO-OH)
By graphene oxide (GO), thionyl chloride (SOCl2) and DMF (DMF) under argon shield, 60 ~90oC back flow reaction 20 ~ 24h, removes excessive SOCl2And solvent, will be left solid with without water glycol 60 ~ 100oC is anti-Answer 20 ~ 24h, then remove desolventizing, wash, be drying to obtain GO-OH;
2) preparation of graphene oxide-poly-3-ethyl-3-methylol oxetanes (GO-PEHO)
GO-OH is joined to CH under argon shield2Cl2And BFEE (BF3·OEt2) in, ultrasonic processing 15 ~ 30Min, then adds 3-ethyl-3-methylol oxetanes (EHO), under argon shield, and temperature 20 ~ 30oC stirring reaction 40~ 50h, then uses ethanol cancellation, after washing, being dried, obtains GO-PEHO;
3) preparation of graphene oxide-polymer phosphate (GO-PPEs)
Under argon shield, GO-PEHO, phosphorus chloride diphenyl phthalate and lewis acid catalyst are joined in toluene, 90 ~110oC stirring reaction 12 ~ 15h, removes by filter solvent, after washing, being dried, obtains GO-PPEs.
Described graphene oxide and thionyl chloride, DMF, without the mass volume ratio of water glycol be followed successively by 1.25 ~ 2.0,50 ~100 and 1 ~ 1.7mg/mL.
The quality volume of described GO-OH and carrene, BFEE, 3-ethyl-3-methylol oxetanesThan being followed successively by 1.7 ~ 3.0,40 ~ 100 and 6 ~ 30mg/mL.
The mass volume ratio of described GO-PEHO and diphenyl phosphate chloride is 20 ~ 25mg/mL.
Described lewis acid catalyst is anhydrous Aluminum chloride or anhydrous magnesium chloride, and its quality used is GO-PEHO quality10%~30%。
The application of nanometer additive in lubricating oil as mentioned above, is characterized in that GO-PPEs to add in polyethers, itsThe quality of adding is 0.035～0.095% of polyethers quality.
The interpolation quality that described GO-PPEs adds in polyethers is 0.08% of polyethers quality.
Product GO-PPEs of the present invention has good dispersiveness in polyethers (PAG), can stable dispersion several starsPhase, and dispersion concentration in polyethers is greater than graphene oxide (GO).
Product GO-PPEs of the present invention adds in polyethers, 100oWhen C, load 25N, can significantly improve basisThe anti-wear and wear-resistant performance of oil PAG.
Product GO-PPEs of the present invention adds in polyethers, 100oC, load 25N, the GO-of optium concentration 0.08%PPEs will be significantly better than 0.08% GO to the tribological property improvement degree of PAG.
Product GO-PPEs of the present invention adds in polyethers, 100oUnder C, the GO-PPEs of optium concentration 0.08% existsMaximum bearing load in PAG is 125N.
Product GO-PPEs of the present invention adds in polyethers, in the time of load 25N, and the GO-PPEs of optium concentration 0.08%The maximum temperature can bear in PAG is 175oC。
Brief description of the drawings
Fig. 1 is the raw material GO in embodiment 1, the heat decomposition temperature song of intermediate GO-PEHO and end product GO-PPEsLine.
Fig. 2 is that concentration is respectively 0%, 0.035%, 0.05%, 0.065%, 0.08% and 0.095% embodiment 1 product(GO-PPEs) add in polyethers (PAG), on the micro-vibration friction abrasion testing machine of SRV-IV, in 100 DEG C, frequency 25Hz, carriesLotus 25N, the relation curve that under the operating mode of amplitude 1mm, coefficient of friction changes in time.
Fig. 3 be concentration be respectively 0%, 0.035%, 0.05%, 0.065% and 0.08% embodiment 1 product (GO-PPEs) addBe added in polyethers (PAG), on the micro-vibration friction abrasion testing machine of SRV-IV in 100 DEG C, frequency 25Hz, load 25N, amplitude 1Mm, the long wear volume that grinds spot under 30min operating mode that grinds.
Fig. 4 is that concentration is respectively that 0%, 0.08%GO and 0.08%GO-PPEs add in polyethers (PAG), at SRV-IVOn micro-vibration friction abrasion testing machine in 100 DEG C, frequency 25Hz, when load is increased to 200N from 25N the friction coefficient load becomeThe relation curve of changing.
Fig. 5 is that concentration is respectively that 0%, 0.08%GO and 0.08%GO-PPEs add in polyethers (PAG), at SRV-IVOn micro-vibration friction abrasion testing machine in 25N, frequency 25Hz, temperature is from 50oC is increased to 200oWhen C, the friction coefficient temperature becomesThe relation curve of changing.
Detailed description of the invention
Embodiment 1
The preparation of step (1) GO-OH: by 100mgGO, 60mL thionyl chloride (SOCl2) and 1.5mLN, N-dimethyl methylAcid amides (DMF) under argon shield, 70oC back flow reaction 24h. After reaction finishes, excessive SOCl2Steam by decompression with solventHeat up in a steamer and remove. Remaining solid does not need to be further purified, directly fast with without water glycol (80mL) 80oC reaction 24H. Reacted suspension is by suction filtration and use anhydrous tetrahydro furan (THF) repeatedly to wash. Remaining solid is in vacuum 40oC mistakeNight is dry.
The preparation of step (2) graphene oxide-poly-3-ethyl-3-methylol oxetanes (GO-PPHO): by 100MgGO-OH joins 50mLCH under argon shield2Cl2With 2mL BFEE (BF3·OEt2) in, ultrasonic placeReason 20min. Then by sampling pump, 20mL3-ethyl-3-methylol oxetanes (EHO) being lasted to 2h is added drop-wise to insteadAnswer in system. Reactant mixture is stirring at room temperature reaction 48h under argon shield, has reacted the rear ethanol cancellation of using. In order to remove notHave and the PEHO of GO bonding, the product after filtration is dispersed in ethanol again, filter, with ethanol washing for several times, finally use CHCl3Washing once. Product is 60oC vacuum drying 4h.
The preparation of step (3) graphene oxide-polymer phosphate (GO-PPEs): under argon shield by 100mgGO-PEHO, 4mL phosphorus chloride diphenyl phthalate and 20mg aluminum trichloride (anhydrous) join in 50mL toluene. Reaction mixesThing is 110oC stirring reaction 15h. Remove by filter solvent, then use toluene wash three times. After dry, be again dispersed in deionized waterIn, to filter, washing for several times, is finally washed three times with ethanol again. Vacuum 60oC dried overnight.
Embodiment 2
Step (1) (2) is identical with embodiment 1.
The preparation of step (3) graphene oxide-polymer phosphate (GO-PPEs): under argon shield by 100mgGO-PEHO, 4mL phosphorus chloride diphenyl phthalate and 20mg anhydrous magnesium chloride join in 50mL toluene. Reactant mixture110oC stirring reaction 15h. Remove by filter solvent, then use toluene wash three times. After dry, be again dispersed in deionized waterIn, to filter, washing for several times, is finally washed three times with ethanol again. Vacuum 60oC dried overnight.
Embodiment 3
Step (1) (2) is identical with embodiment 1.
The preparation of step (3) graphene oxide-polymer phosphate (GO-PPEs): under argon shield by 100mgGO-PEHO, 4mL phosphorus chloride diphenyl phthalate and 20mg aluminum trichloride (anhydrous) join in 50mL toluene. Reactant mixture90oC stirring reaction 15h. Remove by filter solvent, then use toluene wash three times. After dry, be again dispersed in deionized water,Filter, washing for several times, is finally washed three times with ethanol again. Vacuum 60oC dried overnight.
Evaluation of Thermal Stability
Heat endurance is to measure by STA449CJupitersimultaneousTG-DSC. By the raw material in embodiment 1GO, intermediate product GO-PEHO, the each 5mg of product GO-PPEs puts into sample cell, and probe temperature is from 20 ~ 800oC, temperature increasesSpeed is 10oC/min measures under nitrogen environment. Result as shown in Figure 1. The heat decomposition temperature of GO-PPEs is divided into two rankSection is respectively 274oC and 391oC, far above raw material GO and intermediate GO-PEHO(180oC). From accompanying drawing 1, also can simultaneouslyIn product GO-PPEs, do not contain intermediate GO-PEHO to find out.
The tribological property evaluation of product:
GO-PPEs prepared by embodiment 1 adds in polyethers (PAG), and being mixed with concentration is 0%, 0.035%, 0.05%,0.065%, 0.08% and 0.095% dispersion, its tribological property of overall merit:
1. the micro-vibration friction abrasion testing machine test concentrations of SRV-IV that the German Optimol grease of employing company produces is respectively0%, 0.035%, 0.05%, 0.065%, 0.08% and 0.095% embodiment 1 product (GO-PPEs) joins polyethers (PAG)In, at 100 DEG C, frequency 25Hz, amplitude 1mm, coefficient of friction f when length is ground 30min under the operating mode of load 25N, tests steel usedBall is the GCr15 bearing steel of Φ=10mm, the GCr15 bloom that lower sample is Φ 24 × 7.9mm. The results are shown in accompanying drawing 2. Can by figureFind out, at 100 DEG C of temperature, this compound can well lubricate steel-steel-steel pair as additive, and coefficient of friction significantlyReduce, friction reducing effect is very obvious. And the antifriction effect of GO-PPEs in polyethers is significantly better than graphene oxide GO.
2. adopt the non-contacting surface test instrument of MicroXAM3D test concentrations to be respectively 0%, 0.035%, 0.05%,0.065% and 0.08% embodiment 1 product (GO-PPEs) joins in polyethers (PAG), at 100 DEG C, and frequency 25Hz, amplitude1mm, the wear volume under the operating mode of load 25N after long mill 30min. Test result as shown in Figure 3, adds after this additive,The wear volume of mill spot obviously reduces. Show that this additive has good anti-wear effect.
3. the micro-vibration friction abrasion testing machine test concentrations of SRV-IV that the German Optimol grease of employing company produces is dividedBe not 0% and embodiment 1 product (GO-PPEs) of 0.08%GO and 0.08% add in polyethers PAG, at 100 DEG C, frequency25Hz, amplitude 1mm, under the operating mode of load 25 ~ 200N, coefficient of friction f, with the relation curve of load change, tests steel ball used and isThe GCr15 bearing steel of Φ=10mm, the GCr15 bloom that lower sample is Φ 24 × 7.9mm. The results are shown in accompanying drawing 4. As seen from the figure,In the time that load is increased to 125N from 25N, the coefficient of friction of embodiment 1 product (GO-PPEs) significantly reduces. Show example 1 product100oWhen C, maximum bearing load is 125N, and the ability of its maximum bearing load is far longer than graphene oxide GO(50N).
4. the micro-vibration friction abrasion testing machine test concentrations of SRV-IV that the German Optimol grease of employing company produces is dividedBe not 0% and embodiment 1 product (GO-PPEs) of 0.08%GO and 0.08% add in polyethers PAG, at 25N, frequency 25Hz,Amplitude 1mm, temperature is 50 ~ 200oThe temperature variant relation curve of coefficient of friction f under the operating mode of C, testing steel ball used is ΦThe GCr15 bearing steel of=10mm, the GCr15 bloom that lower sample is Φ 24 × 7.9mm. The results are shown in accompanying drawing 5. As seen from the figure, whenTemperature is from 50oC is increased to 175oWhen C, the coefficient of friction of embodiment 1 product (GO-PPEs) significantly reduces. Show example 1 productIn the time of load 25N, the highest bearing temperature is 175oC, the ability that its maximum is born high temperature is far longer than graphene oxide GO(75oC）。
Claims (7)
1. the nanometer additive of modifying based on graphene oxide, is characterized in that this nanometer additive is prepared into by following stepsArrive:
1) preparation of hydroxylating graphene oxide
By graphene oxide, thionyl chloride and DMF under argon shield, 60 ~ 90oC back flow reaction 20 ~ 24H, removes excessive SOCl2And solvent, will be left solid with without water glycol 60 ~ 100oC reacts 20 ~ 24h, then removesSolvent, wash, be drying to obtain GO-OH;
2) preparation of graphene oxide-poly-3-ethyl-3-methylol oxetanes
GO-OH is joined to CH under argon shield2Cl2In BFEE, ultrasonic processing 15 ~ 30min, then addsEnter 3-ethyl-3-methylol oxetanes, under argon shield, temperature 20 ~ 30oC stirring reaction 40 ~ 50h, then uses secondAlcohol cancellation obtains GO-PEHO after washing, being dried;
3) preparation of graphene oxide-polymer phosphate
Under argon shield, GO-PEHO, phosphorus chloride diphenyl phthalate and lewis acid catalyst are joined in toluene, 90 ~110oC stirring reaction 12 ~ 15h, removes by filter solvent, after washing, being dried, obtains GO-PPEs.
2. additive as claimed in claim 1, is characterized in that described graphene oxide and thionyl chloride, DMF, anhydrous second twoThe mass volume ratio of alcohol is followed successively by 1.25 ~ 2.0,50 ~ 100 and 1 ~ 1.7mg/mL.
3. additive as claimed in claim 1, is characterized in that described GO-OH and carrene, BFEE, 3-secondThe mass volume ratio of base-3-methylol oxetanes is followed successively by 1.7 ~ 3.0,40 ~ 100 and 6 ~ 30mg/mL.
4. additive as claimed in claim 1, is characterized in that the mass volume ratio of described GO-PEHO and diphenyl phosphate chlorideBe 20 ~ 25mg/mL.
5. additive as claimed in claim 1, is characterized in that described lewis acid catalyst is anhydrous Aluminum chloride or anhydrousMagnesium chloride, its quality used is 10% ~ 30% of GO-PEHO quality.
6. the application of additive in lubricating oil as described in claim 1 to 5 any one, is characterized in that GO-PPEs to addIn polyethers, the quality of its interpolation is 0.035～0.095% of polyethers quality.
7. application as claimed in claim 6, is characterized in that the interpolation quality that described GO-PPEs adds in polyethers is polyethers0.08% of quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510958678.5A CN105602649B (en) | 2015-12-21 | 2015-12-21 | A kind of nanometer additive based on graphene oxide modification and its application in lubricating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510958678.5A CN105602649B (en) | 2015-12-21 | 2015-12-21 | A kind of nanometer additive based on graphene oxide modification and its application in lubricating oil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105602649A true CN105602649A (en) | 2016-05-25 |
| CN105602649B CN105602649B (en) | 2018-02-27 |
Family
ID=55983008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510958678.5A Active CN105602649B (en) | 2015-12-21 | 2015-12-21 | A kind of nanometer additive based on graphene oxide modification and its application in lubricating oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105602649B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106477571A (en) * | 2016-09-29 | 2017-03-08 | 广西大学 | To the modified method of graphene oxide microplate under multiple external force fields |
| CN107758652A (en) * | 2016-08-18 | 2018-03-06 | 江西福安路润滑材料有限公司 | Functionalized graphene, and preparation method and application |
| CN108611156A (en) * | 2018-04-13 | 2018-10-02 | 天津长芦新材料研究院有限公司 | A kind of graphite oxide ene-type perfluoroalkyl polyether grease additive and preparation method thereof |
| CN111171926A (en) * | 2019-12-31 | 2020-05-19 | 南京尚勤新材料科技有限公司 | Synthesis method of graphene oxide modified fatty acid amide for metal cutting fluid |
| US10683459B2 (en) | 2015-12-18 | 2020-06-16 | Petrochina Company Limited | Liquid-phase hydroisomerization system and process therefor and use thereof |
| CN111876223A (en) * | 2020-08-05 | 2020-11-03 | 扬州工业职业技术学院 | Modified carbon nanotube ionic liquid lamellar liquid crystal lubricant and preparation method thereof |
| CN112300852A (en) * | 2019-07-29 | 2021-02-02 | 新疆工程学院 | Nano carbon material composite additive based on surface modification and preparation method thereof |
| CN115491242A (en) * | 2022-09-01 | 2022-12-20 | 兰州空间技术物理研究所 | Organic phosphate modified graphene oxide powder and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101054442A (en) * | 2007-04-19 | 2007-10-17 | 上海交通大学 | Method of preparing amphiphilic superbranched polyether nano-level self-assembly body |
| CN101469143A (en) * | 2007-12-25 | 2009-07-01 | 中国科学院兰州化学物理研究所 | Preparation of multi-arm carbon nano-tube lubricant additive |
| CN101863465A (en) * | 2010-06-18 | 2010-10-20 | 中国科学院上海有机化学研究所 | Preparation method of grapheme capable of dispersing in organic solvent |
-
2015
- 2015-12-21 CN CN201510958678.5A patent/CN105602649B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101054442A (en) * | 2007-04-19 | 2007-10-17 | 上海交通大学 | Method of preparing amphiphilic superbranched polyether nano-level self-assembly body |
| CN101469143A (en) * | 2007-12-25 | 2009-07-01 | 中国科学院兰州化学物理研究所 | Preparation of multi-arm carbon nano-tube lubricant additive |
| CN101863465A (en) * | 2010-06-18 | 2010-10-20 | 中国科学院上海有机化学研究所 | Preparation method of grapheme capable of dispersing in organic solvent |
Non-Patent Citations (1)
| Title |
|---|
| PING"AN SONG等: ""Fabrication of dendrimer-like fullerene (C60)-decorated oligomeric intumescent flame retardant for reducing the thermal oxidation and flammability of polypropylene nanocomposites"", 《JOURNAL OF MATERIALS CHEMISTRY》 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10683459B2 (en) | 2015-12-18 | 2020-06-16 | Petrochina Company Limited | Liquid-phase hydroisomerization system and process therefor and use thereof |
| CN107758652A (en) * | 2016-08-18 | 2018-03-06 | 江西福安路润滑材料有限公司 | Functionalized graphene, and preparation method and application |
| CN106477571A (en) * | 2016-09-29 | 2017-03-08 | 广西大学 | To the modified method of graphene oxide microplate under multiple external force fields |
| CN108611156A (en) * | 2018-04-13 | 2018-10-02 | 天津长芦新材料研究院有限公司 | A kind of graphite oxide ene-type perfluoroalkyl polyether grease additive and preparation method thereof |
| CN108611156B (en) * | 2018-04-13 | 2022-03-18 | 天津长芦新材料研究院有限公司 | Graphene oxide type fluoropolyether oil additive and preparation method thereof |
| CN112300852A (en) * | 2019-07-29 | 2021-02-02 | 新疆工程学院 | Nano carbon material composite additive based on surface modification and preparation method thereof |
| CN111171926A (en) * | 2019-12-31 | 2020-05-19 | 南京尚勤新材料科技有限公司 | Synthesis method of graphene oxide modified fatty acid amide for metal cutting fluid |
| CN111171926B (en) * | 2019-12-31 | 2022-07-12 | 南京尚勤新材料科技有限公司 | Synthesis method of graphene oxide modified fatty acid amide for metal cutting fluid |
| CN111876223A (en) * | 2020-08-05 | 2020-11-03 | 扬州工业职业技术学院 | Modified carbon nanotube ionic liquid lamellar liquid crystal lubricant and preparation method thereof |
| CN115491242A (en) * | 2022-09-01 | 2022-12-20 | 兰州空间技术物理研究所 | Organic phosphate modified graphene oxide powder and application thereof |
| CN115491242B (en) * | 2022-09-01 | 2023-04-21 | 兰州空间技术物理研究所 | Organic phosphate modified graphene oxide powder and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105602649B (en) | 2018-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105602649A (en) | Graphene oxide modified nano additive and application thereof to lubricating oil | |
| Zhang et al. | Synergistic effect of hybrid carbon nanotube–graphene oxide as nanoadditive enhancing the frictional properties of ionic liquids in high vacuum | |
| Wang et al. | Characterization and tribological properties of rice husk carbon nanoparticles Co-doped with sulfur and nitrogen | |
| Yu et al. | Ionic liquid modified multi-walled carbon nanotubes as lubricant additive | |
| Guo et al. | Solvent-free ionic nanofluids based on graphene oxide-silica hybrid as high-performance lubricating additive | |
| CN105602650B (en) | It is a kind of based on carbon nano tube modified nanometer additive and its preparation method and application | |
| Colombo et al. | Spontaneous aggregation of humic acid observed with AFM at different pH | |
| Fan et al. | Ionic liquids gels with in situ modified multiwall carbon nanotubes towards high-performance lubricants | |
| CN111944585B (en) | Lipophilic carbon quantum dot base nano lubricating oil additive and its preparation method | |
| Wang et al. | Nitrogen-doped porous carbon nanospheres derived from hyper-crosslinked polystyrene as lubricant additives for friction and wear reduction | |
| Guo et al. | Fluoropolymer grafted Ti3C2Tx MXene as an efficient lubricant additive for fluorine-containing lubricating oil | |
| Huang et al. | Insight into the lubricating mechanism for alkylimidazolium phosphate ionic liquids with different alkyl chain length | |
| CN111471507B (en) | Recyclable carbon quantum dot nano lubricating oil additive and preparation method thereof | |
| Min et al. | Graphene oxide/carboxyl-functionalized multi-walled carbon nanotube hybrids: Powerful additives for water-based lubrication | |
| Gong et al. | Tribological properties of polymeric aryl phosphates grafted onto multi-walled carbon nanotubes as high-performances lubricant additive | |
| CN108359455A (en) | The extracting method of graphene quantum dot and the additive for modifying lubricating oil prepared with it | |
| Cao et al. | Synthesis and tribological properties of polyaniline functionalized by ionic liquids | |
| Huang et al. | Fluorinated candle soot as the lubricant additive of perfluoropolyether | |
| Kumar et al. | Ionic liquid stabilized Ag@ C composite for improvement of triboactivity | |
| CN115353922B (en) | Carbon nitride quantum dot-based polyethylene glycol lubricating additive and preparation method thereof | |
| Jiang et al. | A study on fullerene–acrylamide copolymer nanoball—a new type of water-based lubrication additive | |
| CN109536240A (en) | A kind of lube oil additive and preparation method thereof containing lipophilic graphene and carbonaceous mesophase spherules | |
| Kumar et al. | Enhanced lubrication ability of polyalphaolefin and polypropylene glycol by COOH-functionalized multiwalled carbon nanotubes as an additive | |
| Wang et al. | Water-based lubrication of hard carbon microspheres as lubricating additives | |
| Liang et al. | Enhancing the tribological properties and corrosion resistance of graphene-based lubricating grease via ultrasonic-assisted ball milling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |