CN109585184A - Metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method - Google Patents
Metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method Download PDFInfo
- Publication number
- CN109585184A CN109585184A CN201811344534.0A CN201811344534A CN109585184A CN 109585184 A CN109585184 A CN 109585184A CN 201811344534 A CN201811344534 A CN 201811344534A CN 109585184 A CN109585184 A CN 109585184A
- Authority
- CN
- China
- Prior art keywords
- tube
- carbon nano
- wall carbon
- electrode material
- metallic single
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/24—Electrodes characterised by structural features of the materials making up or comprised in the electrodes, e.g. form, surface area or porosity; characterised by the structural features of powders or particles used therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
- H01G11/36—Nanostructures, e.g. nanofibres, nanotubes or fullerenes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Abstract
Metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method, it is related to a kind of preparation method of electrode material.The present invention is to solve existing graphene and the lower technical problem of carbon nano-tube combination electrode material specific capacitance.This method is as follows: one, pre-processing single-walled carbon nanotube;Two, the enrichment of metallic single-wall carbon nano-tube;Three, the preparation of composite aerogel;Four, the preparation of combination electrode electric material.The incorporation of metallic single-wall carbon nano-tube of the present invention, effectively improve the electric conductivity and specific capacitance of combination electrode material, and the volume production of certain scale may be implemented in the electrode material, these are that further application provides bigger possibility to metallic single-wall carbon nano-tube-graphene aerogel combination electrode material.The invention belongs to the preparation fields of electrode material.
Description
Technical field
Of the invention is related to a kind of preparation method of electrode material.
Background technique
Graphene is a kind of a kind of New Two Dimensional graphite platelet material with unique space net structure.By graphene
It is loose porous to carry out a series of obtained graphene aerogels that handle, has big specific surface area, and lead by the excellent of its
Electrically it is widely used as battery electrode material.For example, the graphite being prepared in 103258656 A of granted patent CN
In alkene and carbon nano-tube combination electrode material, there is certain electrical stability, but specific capacitance is lower, has in practical applications
Significant limitation.At the same time, the metallic single-wall carbon nano-tube for being similarly nano-carbon material has more excellent conduction
Property and stability, are expected to obtain in Material Field as nm-class conducting wire commonly used.However, about metallic single-wall carbon nanometer
The application progress of pipe is more slow, and in a short time, the metallic single-wall carbon nano-tube of high-purity is difficult to realize scale of mass production,
It is unable to satisfy application demand at this stage.
Summary of the invention
The purpose of the present invention is to solve existing graphenes and the lower skill of carbon nano-tube combination electrode material specific capacitance
Art problem provides a kind of preparation method of metallic single-wall carbon nano-tube-graphene aerogel combination electrode material.
Metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to the following steps into
Row:
One, single-walled carbon nanotube is pre-processed:
10-60mg is handled into 1.5- in 350 DEG C of -380 DEG C of calcinations using the single-walled carbon nanotube of arc discharge method preparation
2.5h, then acidification 24-36h is carried out with concentrated acid, then it is then added to the imidazole radicals ionic liquid that 250mL mass concentration is 20%
In the aqueous solution of body, ultrasonication 12-24h carries out ultracentrifugation processing under the conditions of 15000-25000rpm/min, takes
Clear liquid;
The concentrated acid be concentration be 12mol/L concentrated hydrochloric acid, concentration be 16mol/L concentrated nitric acid, concentration be 12mol/L's
The concentrated sulfuric acid that concentrated hydrochloric acid and concentration are 18mol/L arbitrarily than the mixed liquor of composition or concentration be 16mol/L concentrated nitric acid and concentration
For 18mol/L the concentrated sulfuric acid arbitrarily than the mixed liquor of composition;
Two, the enrichment of metallic single-wall carbon nano-tube:
It is added in supernatant using the NaOH or KOH solution that concentration is 6mol/L, and under conditions of 60 DEG C of oil bath,
Stirring 72 hours, the metallic single-wall carbon nano-tube for selectively dispersing to obtain is precipitated from solution, is depressurized and is taken out using sand core funnel
Filter, and be dried in vacuo for 24 hours under the conditions of 60 DEG C, obtain metallic single-wall carbon nano-tube powder;
Three, the preparation of composite aerogel:
10mg metallic single-wall carbon nano-tube powder is added every time into uniform and stable graphene oxide dispersion to gold
The additional amount of attribute single pipe powder is 40-60mg, wherein the matter of metallic single-wall carbon nano-tube and graphene oxide
It is molten that the sodium bicarbonate that concentration is 2mol/L is added dropwise than being 1:0.5-3, ultrasound 10-15h under conditions of frequency is 60-80Hz in amount
It is 8.6-9.6 that liquid, which adjusts pH value, and 2mg ascorbic acid, ethylenediamine or NaHSO is added4, in 80 DEG C of oil bath heating 20h, obtain graphite
Alkene hydrogel, frozen dried 72h obtain metallic single-wall carbon nano-tube-graphene composite aerogel;
Four, the preparation of combination electrode electric material:
Electrode is made in metallic single-wall carbon nano-tube-graphene composite aerogel compressing tablet process, and is immersed in mole dense
Degree is 18-30h in the potassium hydroxide electrolyte of 6mol/L to get metallic single-wall carbon nano-tube-graphene aerogel compound electric
Pole material.
Imidazolium ionic liquid described in step 1 is 3- normal-butyl -1- methylimidazole borofluoride.
The beneficial effects of the present invention are:
(1) effective as selective dispersion is carried out to single-walled carbon nanotube using imidazolium ionic liquid, by a certain amount of, tool
There is the metallic single-wall carbon nano-tube of excellent electrical properties to screen;
(2) by ultrasonic treatment, metallic single-wall carbon nano-tube is uniformly dispersed among graphene solution, Ke Yi
Play the role of good skeletal support to aeroge in structure, reduces the reunion generated between graphene due to intermolecular force
Effect reduces electrode resistance;
(3) incorporation of metallic single-wall carbon nano-tube effectively improves the electric conductivity and specific capacitance of combination electrode material,
And the volume production of certain scale may be implemented in the electrode material, these are that metallic single-wall carbon nano-tube-graphene aerogel is multiple
Further application provides bigger possibility to composite electrode material.
Therefore, the metallic single-wall carbon nano-tube being prepared in the present invention-graphene aerogel combination electrode material will
The advantages of the two, combines, hence it is evident that improves the electric property of electrode material, improves the stability of material, and can be shorter
It largely prepares in time to meet application demand.
Detailed description of the invention
Fig. 1 is the ultraviolet of the metallic single-wall carbon nano-tube in present invention experiment one after ionic liquid selectively dispersion
Visible and near infrared spectrum figure;
Fig. 2 be the present invention experiment one in metallic single-wall carbon nano-tube-graphene aerogel combination electrode material in difference
Constant current charge-discharge curve under current density;
Fig. 3 is metallic single-wall carbon nano-tube-graphene aerogel macroscopic view picture in present invention experiment one.
Specific embodiment
The technical solution of the present invention is not limited to the following list, further includes between each specific embodiment
Any combination.
Specific embodiment 1:
In present embodiment metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to
Following steps carry out:
One, single-walled carbon nanotube is pre-processed:
10-60mg is handled into 1.5- in 350 DEG C of -380 DEG C of calcinations using the single-walled carbon nanotube of arc discharge method preparation
2.5h, then acidification 24-36h is carried out with concentrated acid, then it is then added to the imidazole radicals ionic liquid that 250mL mass concentration is 20%
In the aqueous solution of body, ultrasonication 12-24h carries out ultracentrifugation processing under the conditions of 15000-25000rpm/min, takes
Clear liquid;
The concentrated acid be concentration be 12mol/L concentrated hydrochloric acid, concentration be 16mol/L concentrated nitric acid, concentration be 12mol/L's
The concentrated sulfuric acid that concentrated hydrochloric acid and concentration are 18mol/L arbitrarily than the mixed liquor of composition or concentration be 16mol/L concentrated nitric acid and concentration
For 18mol/L the concentrated sulfuric acid arbitrarily than the mixed liquor of composition;
Two, the enrichment of metallic single-wall carbon nano-tube:
It is added in supernatant using the NaOH or KOH solution that concentration is 6mol/L, and under conditions of 60 DEG C of oil bath,
Stirring 72 hours is depressurized using sand core funnel and is filtered, and is dried in vacuo for 24 hours under the conditions of 60 DEG C, is obtained metallic single-wall carbon and is received
Mitron powder;
Three, the preparation of composite aerogel:
10mg metallic single-wall carbon nano-tube powder is added every time into uniform and stable graphene oxide dispersion to gold
The additional amount of attribute single pipe powder is 40-60mg, wherein the matter of metallic single-wall carbon nano-tube and graphene oxide
It is molten that the sodium bicarbonate that concentration is 2mol/L is added dropwise than being 1:0.5-3, ultrasound 10-15h under conditions of frequency is 60-80Hz in amount
It is 8.6-9.6 that liquid, which adjusts pH value, and 2mg ascorbic acid, ethylenediamine or NaHSO is added4, in 80 DEG C of oil bath heating 20h, obtain graphite
Alkene hydrogel, frozen dried 72h obtain metallic single-wall carbon nano-tube-graphene composite aerogel;
Four, the preparation of combination electrode electric material:
Electrode is made in metallic single-wall carbon nano-tube-graphene composite aerogel compressing tablet process, and is immersed in mole dense
Degree is 18-30h in the potassium hydroxide electrolyte of 6mol/L to get metallic single-wall carbon nano-tube-graphene aerogel compound electric
Pole material.
Specific embodiment 2: the present embodiment is different from the first embodiment in that imidazole radicals described in step 1 from
Sub- liquid is 3- normal-butyl -1- methylimidazole borofluoride.It is other same as the specific embodiment one.
Specific embodiment 3: the present embodiment is different from the first and the second embodiment in that by 20- in step 1
40mg handles 1.5h in 360 DEG C of calcinations using the single-walled carbon nanotube of arc discharge method preparation.Other and specific embodiment one
Or two is identical.
Specific embodiment 4: unlike one of present embodiment and specific embodiment one to three in step 1
30mg is handled into 2h in 370 DEG C of calcinations using the single-walled carbon nanotube of arc discharge method preparation.Other and specific embodiment one
It is identical to one of three.
Specific embodiment 5: unlike one of present embodiment and specific embodiment one to four in step 1
Acidification 30h is carried out with concentrated acid again.It is other identical as one of specific embodiment one to four.
Specific embodiment 6: unlike one of present embodiment and specific embodiment one to five in step 1
Ultrasonication 18h.It is other identical as one of specific embodiment one to five.
Specific embodiment 7: unlike one of present embodiment and specific embodiment one to six in step 1
Ultracentrifugation processing is carried out under the conditions of 20000rpm/min.It is other identical as one of specific embodiment one to six.
Specific embodiment 8: unlike one of present embodiment and specific embodiment one to seven in step 3
The mass ratio of metallic single-wall carbon nano-tube and graphene oxide is 1:2.It is other identical as one of specific embodiment one to seven.
Specific embodiment 9: unlike one of present embodiment and specific embodiment one to eight in step 3
Ultrasound 14h under conditions of frequency is 80Hz.It is other identical as one of specific embodiment one to eight.
Specific embodiment 10: unlike one of present embodiment and specific embodiment one to nine in step 3
It is 9 that the sodium bicarbonate solution that concentration is 2mol/L, which is added dropwise, and adjusts pH value.It is other identical as one of specific embodiment one to nine.
Using following experimental verifications effect of the present invention:
Experiment one:
Metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to the following steps into
Row:
One, single-walled carbon nanotube is pre-processed:
30mg is handled into 2.5h in 350 DEG C of calcinations using the single-walled carbon nanotube of arc discharge method preparation, then with concentrated acid into
Then row acidification 30h is then added in the aqueous solution for the imidazolium ionic liquid that 250mL mass concentration is 20%, ultrasound
It is crushed for 24 hours, ultracentrifugation processing is carried out under the conditions of 25000rpm/min, takes supernatant;
The concentrated acid is the concentrated hydrochloric acid that concentration is 12mol/L;
Using UV, visible light near infrared spectrum (SHIMADZU UV-3600), test results are shown in figure 1, is put using electric arc
Between 1.2-1.5nm, ultraviolet peak appears between wavelength 600-800nm the diameter of the single-walled carbon nanotube of electrical method preparation.Cause
This is successfully enriched with to have obtained metallic single-wall carbon nano-tube using imidazolium ionic liquid by the available conclusion of the figure;
Two, the enrichment of metallic single-wall carbon nano-tube:
It is added in supernatant using the NaOH or KOH solution that concentration is 6mol/L, and under conditions of 60 DEG C of oil bath,
Stirring 72 hours is depressurized using sand core funnel and is filtered, and is dried in vacuo for 24 hours under the conditions of 60 DEG C, is obtained metallic single-wall carbon and is received
Mitron powder;
Three, the preparation of composite aerogel:
10mg metallic single-wall carbon nano-tube powder is added every time into uniform and stable graphene oxide dispersion to gold
The additional amount of attribute single pipe powder is 40mg, wherein the mass ratio of metallic single-wall carbon nano-tube and graphene oxide
For 1:1, ultrasound 10h under conditions of frequency is 80Hz, the sodium bicarbonate solution adjusting pH value that concentration is 2mol/L, which is added dropwise, is
9.2,2mg ascorbic acid is added in 80 DEG C of oil bath heating 20h and obtains graphene hydrogel, frozen dried 72h finally obtains gold
Attribute single-walled carbon nanotube-graphene composite aerogel;
Four, the preparation of combination electrode electric material:
Electrode is made in the processing of 10MPa lower sheeting in metallic single-wall carbon nano-tube-graphene composite aerogel, to electrode
For platinum electrode, reference electrode is mercury and mercury oxide, and is immersed in the potassium hydroxide electrolyte that molar concentration is 6mol/L for 24 hours,
Constant current charge-discharge test is carried out,
Using electrochemical workstation (BioLogic SP-300) under 1-10A/g current density to combination electrode material into
Row test, if the test result of Fig. 2 is it is found that test result are as follows: as electric current increases, charging and discharging curve dimensionally stable is constant,
Similar is isosceles triangle, therefore the combination electrode material capacitive property is good.Specific capacitance is under the current density of 1A/g
170F/g。
Claims (10)
1. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method, it is characterised in that metallicity
Single-walled carbon nanotube-graphene aerogel combination electrode material preparation method follows the steps below:
One, single-walled carbon nanotube is pre-processed:
10-60mg is handled into 1.5-2.5h in 350 DEG C of -380 DEG C of calcinations using the single-walled carbon nanotube of arc discharge method preparation, then
Acidification 24-36h is carried out with concentrated acid, is then then added to the water for the imidazolium ionic liquid that 250mL mass concentration is 20%
In solution, ultrasonication 12-24h carries out ultracentrifugation processing under the conditions of 15000-25000rpm/min, takes supernatant;
The concentrated acid be concentration be 12mol/L concentrated hydrochloric acid, concentration be 16mol/L concentrated nitric acid, concentration be 12mol/L dense salt
The concentrated nitric acid that the concentrated sulfuric acid that acid is 18mol/L with concentration is arbitrarily 16mol/L than the mixed liquor of composition or concentration is with concentration
The concentrated sulfuric acid of 18mol/L is arbitrarily than the mixed liquor of composition;
Two, the enrichment of metallic single-wall carbon nano-tube:
It is added in supernatant using the NaOH or KOH solution that concentration is 6mol/L, and under conditions of 60 DEG C of oil bath, stirring
It 72 hours, is depressurized and is filtered using sand core funnel, and be dried in vacuo for 24 hours under the conditions of 60 DEG C, obtain metallic single-wall carbon nano-tube
Powder;
Three, the preparation of composite aerogel:
10mg metallic single-wall carbon nano-tube powder is added every time into uniform and stable graphene oxide dispersion to metallicity
The additional amount of single pipe powder is 40-60mg, wherein the mass ratio of metallic single-wall carbon nano-tube and graphene oxide
For 1:0.5-3, the sodium bicarbonate solution tune that concentration is 2mol/L is added dropwise in ultrasound 10-15h under conditions of frequency is 60-80Hz
Section pH value is 8.6-9.6, and 2mg ascorbic acid, ethylenediamine or NaHSO is added4, in 80 DEG C of oil bath heating 20h, obtain graphene water
Gel, frozen dried 72h obtain metallic single-wall carbon nano-tube-graphene composite aerogel;
Four, the preparation of combination electrode electric material:
Metallic single-wall carbon nano-tube-graphene composite aerogel compressing tablet process is made electrode, and is immersed in molar concentration and is
18-30h is in the potassium hydroxide electrolyte of 6mol/L to get metallic single-wall carbon nano-tube-graphene aerogel combination electrode material
Material.
2. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that imidazolium ionic liquid described in step 1 is 3- normal-butyl -1- methylimidazole borofluoride.
3. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that 20-40mg is handled using the single-walled carbon nanotube of arc discharge method preparation in 360 DEG C of calcinations in step 1
1.5h。
4. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that 30mg is handled 2h in 370 DEG C of calcinations using the single-walled carbon nanotube of arc discharge method preparation in step 1.
5. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that carrying out acidification 30h with concentrated acid again in step 1.
6. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that ultrasonication 18h in step 1.
7. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that ultracentrifugation processing is carried out in step 1 under the conditions of 20000rpm/min.
8. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that the mass ratio of metallic single-wall carbon nano-tube and graphene oxide is 1:2 in step 3.
9. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method according to claim 1,
It is characterized in that in step 3 under conditions of frequency is 80Hz ultrasound 14h.
10. metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation side according to claim 1
Method, it is characterised in that it is 9 that the sodium bicarbonate solution that concentration is 2mol/L is added dropwise in step 3 and adjusts pH value.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811344534.0A CN109585184B (en) | 2018-11-13 | 2018-11-13 | Preparation method of metallic single-walled carbon nanotube-graphene aerogel composite electrode material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811344534.0A CN109585184B (en) | 2018-11-13 | 2018-11-13 | Preparation method of metallic single-walled carbon nanotube-graphene aerogel composite electrode material |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109585184A true CN109585184A (en) | 2019-04-05 |
CN109585184B CN109585184B (en) | 2020-08-14 |
Family
ID=65922280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811344534.0A Active CN109585184B (en) | 2018-11-13 | 2018-11-13 | Preparation method of metallic single-walled carbon nanotube-graphene aerogel composite electrode material |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109585184B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021142579A1 (en) * | 2020-01-13 | 2021-07-22 | 江苏大学 | Energy harvesting and self-cleaning system based on graphene aerogel and preparation method therefor |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101125649A (en) * | 2007-09-22 | 2008-02-20 | 兰州大学 | Method for separating metallic single-wall carbon nano-tube |
CN101186763A (en) * | 2007-11-08 | 2008-05-28 | 上海交通大学 | Method for preparing fluorescence ion liquid functionalization carbon nano-tube |
KR20130045997A (en) * | 2011-10-27 | 2013-05-07 | 한국과학기술원 | A method for manufacturing metal carbon nanotube-containing graphene composite film and carbon nanotube-containing graphene composite film manufactured by the same |
JP2015006963A (en) * | 2013-06-25 | 2015-01-15 | 帝人株式会社 | Method for producing metal or semiconductor carbon nanotube-enriched product |
CN105084342A (en) * | 2015-08-13 | 2015-11-25 | 海门市明阳实业有限公司 | Preparing method for carbon nano tube thin film |
CN108336336A (en) * | 2018-02-08 | 2018-07-27 | 涵谷新能源科技(上海)有限公司 | A kind of tri compound aeroge and preparation method thereof and electrode slice preparation process |
-
2018
- 2018-11-13 CN CN201811344534.0A patent/CN109585184B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101125649A (en) * | 2007-09-22 | 2008-02-20 | 兰州大学 | Method for separating metallic single-wall carbon nano-tube |
CN101186763A (en) * | 2007-11-08 | 2008-05-28 | 上海交通大学 | Method for preparing fluorescence ion liquid functionalization carbon nano-tube |
KR20130045997A (en) * | 2011-10-27 | 2013-05-07 | 한국과학기술원 | A method for manufacturing metal carbon nanotube-containing graphene composite film and carbon nanotube-containing graphene composite film manufactured by the same |
JP2015006963A (en) * | 2013-06-25 | 2015-01-15 | 帝人株式会社 | Method for producing metal or semiconductor carbon nanotube-enriched product |
CN105084342A (en) * | 2015-08-13 | 2015-11-25 | 海门市明阳实业有限公司 | Preparing method for carbon nano tube thin film |
CN108336336A (en) * | 2018-02-08 | 2018-07-27 | 涵谷新能源科技(上海)有限公司 | A kind of tri compound aeroge and preparation method thereof and electrode slice preparation process |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021142579A1 (en) * | 2020-01-13 | 2021-07-22 | 江苏大学 | Energy harvesting and self-cleaning system based on graphene aerogel and preparation method therefor |
Also Published As
Publication number | Publication date |
---|---|
CN109585184B (en) | 2020-08-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Li et al. | Dual-porosity SiO2/C nanocomposite with enhanced lithium storage performance | |
Liang et al. | A deep reduction and partial oxidation strategy for fabrication of mesoporous Si anode for lithium ion batteries | |
Abouali et al. | Electrospun carbon nanofibers with in situ encapsulated Co3O4 nanoparticles as electrodes for high-performance supercapacitors | |
EP3660963A1 (en) | Carbon nanoparticle-porous framework composite material, lithium metal complex of carbon nanoparticle-porous framework composite material, preparation methods therefor, and applications thereof | |
Wu et al. | Three-dimensional interconnected network of graphene-wrapped porous silicon spheres: in situ magnesiothermic-reduction synthesis and enhanced lithium-storage capabilities | |
Jung et al. | Spray drying method for large-scale and high-performance silicon negative electrodes in Li-ion batteries | |
CN104157840B (en) | The preparation method of a kind of lithium ion battery graphene coated silica nanometer pipe composite negative pole material | |
Yoo et al. | Porous silicon nanowires for lithium rechargeable batteries | |
Zhao et al. | Enhanced high-rate performance of Li4Ti5O12 microspheres/multiwalled carbon nanotubes composites prepared by electrostatic self-assembly | |
CN106571454B (en) | A kind of network-like silicon/graphite composite material and preparation method for lithium battery | |
CN105502386A (en) | Preparation method of microporous carbon nanosheets | |
Jiang et al. | Optimized NiCo 2 O 4/rGO hybrid nanostructures on carbon fiber as an electrode for asymmetric supercapacitors | |
CN108598423A (en) | A kind of silicon carbon material and preparation method thereof for negative electrode of lithium ion battery | |
CN106783214A (en) | A kind of preparation method and application of hollow graphite alkene fiber electrode | |
CN103606656B (en) | A kind of preparation method of the lead oxide/graphene nanocomposite material for plumbous charcoal superbattery | |
Song et al. | Cattail fiber-derived hierarchical porous carbon materials for high-performance supercapacitors | |
Wang et al. | Boosting the stable sodium-ion storage performance by tailoring the 1D TiO2@ ReS2 core-shell heterostructures | |
CN109585184A (en) | Metallic single-wall carbon nano-tube-graphene aerogel combination electrode material preparation method | |
CN110610820A (en) | Preparation method of porous carbon flexible self-supporting electrode based on melamine foam and metal organic framework material | |
CN106898435A (en) | A kind of preparation method of high-bulk-density flexible electrode material | |
Zhao et al. | Zn@ cellulose nanofibrils composite three-dimensional carbon framework for long-life Zn anode | |
CN103413946A (en) | Formula of lead-acid storage battery negative pole diachylon | |
Wang et al. | Pore engineering in robust carbon nanofibers for highly efficient capacitive deionization | |
Alvarenga et al. | Tuning carbon nanotube-based buckypaper properties by incorporating different cellulose nanofibrils for redox supercapacitor electrodes | |
RU2483143C1 (en) | Electrolytic cell cathode for making metal powders |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Ji Guancheng Inventor after: Zhang Lei Inventor after: Li Ji Inventor after: Liu Guoqiang Inventor before: Ji Guancheng Inventor before: Zhang Lei Inventor before: Li Ji |
|
GR01 | Patent grant | ||
GR01 | Patent grant |