CN106992078A - The preparation method of porous carbon/transiton metal binary oxides micro-sphere material - Google Patents
The preparation method of porous carbon/transiton metal binary oxides micro-sphere material Download PDFInfo
- Publication number
- CN106992078A CN106992078A CN201710120827.XA CN201710120827A CN106992078A CN 106992078 A CN106992078 A CN 106992078A CN 201710120827 A CN201710120827 A CN 201710120827A CN 106992078 A CN106992078 A CN 106992078A
- Authority
- CN
- China
- Prior art keywords
- nico
- porous carbon
- hydro
- nanosphere
- thermal
- 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.)
- Pending
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
-
- 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
- H01G11/46—Metal oxides
-
- 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
The present invention relates to a kind of preparation method of porous carbon/transiton metal binary oxides nanometer ball material.By glycerine:Isopropanol=1:3~5 volume ratios are mixed, with Ni (NO3)2·6H2O:Co(NO3)2·6H2O:Glycerine=1:2:250 mass ratioes add Ni (NO3)2·6H2O and Co (NO3)2·6H2O, is stirred to pink colour clear solution, by F127:Ni(NO3)2·6H2O=1~20:9 mass ratioes add F127, stirring to white powder is completely dissolved in clear solution, 180 DEG C of hydro-thermal 6h, obtain NiCo glyceride nanospheres, after washing, drying in the tube furnace of air is passed through, 350 DEG C are raised to from room temperature by 0.5~5 DEG C/min heating rate, 2~4h of constant temperature obtains transiton metal binary oxides NiCo2O4Nanosphere, is scattered in 0.05M glucose solutions, 170 DEG C of hydro-thermal 4h, is carbonized in a nitrogen atmosphere after washing, drying and is kept 4~6h, Temperature fall obtains porous carbon/transiton metal binary oxides nanosphere.Present invention process is simple, and gained porous carbon/binary metal oxide nanosphere shows higher specific capacity value and preferable stable circulation service life as electrode material for super capacitor.
Description
Technical field
The present invention relates to a kind of electrode material for super capacitor porous carbon/transiton metal binary oxides nanometer ball material
Preparation method, belongs to the preparing technical field of electrode material for super capacitor.
Background technology
Ultracapacitor, with higher specific capacitance, storable specific capacitance is more than ten times of traditional capacitor;
Compared with battery, with higher specific power, can abrupt release ultrahigh current, with the charging interval is short, charge efficiency is high, circulation
Service life length, memory-less effect and the features such as substantially without safeguarding, it has filled up traditional capacitor and battery this two class storage
Blank between energy element, in mobile communication, information technology, industrial circle, consumer electronics, electric automobile, Aero-Space and state
There is application prospect of crucial importance and wide in terms of anti-science and technology.In ultracapacitor, electrode material is key factor, it
The main performance index of capacitor is determined, therefore Electrode material is to turn into the key for improving performance of the supercapacitor.It is porous
Carbon material shows good cyclical stability as electrode material for electric double layer capacitor, but its specific capacitance is not high.And transition is golden
Belonging to oxide (nickel oxide, manganese oxide etc.) as Faraday pseudo-capacitance device electrode material has higher specific capacitance, but it is circulated
Stability is relatively poor.Porous carbon/transition metal oxide composite, due to having both advantages concurrently, is now subjected to and grinds
The extensive concern for the person of studying carefully." a kind of electrode material for super capacitor carbon coating nickel oxide NiO/C preparation method " (Chinese invention is special
Profit, application number:201310109686.3) nickel acetate, urea and polyvinylpyrrolidone are dissolved in second alcohol and water, enter water-filling
Thermal response, obtains NiO materials, then NiO is dissolved in glucose solution, proceed hydro-thermal reaction, prepares NiO/C electricity
Pole material.Binary metal oxide is further improved compared to single metal oxide, chemical property.This is primarily due to
Another metal ion species are introduced in metal oxide, more metal ions is participated in redox reaction, by abundant
Redox reaction and more electric charges are stored in electrode, so as to improve energy density and power density;And due to
The interaction of two metal ion species so that binary metal oxide has more preferable electrical conductivity, to the electrochemistry of electrode material
Very big improvement result can be played." a kind of preparation methods of the sour nickel carbon nanometer tube composite materials of cobalt " (Chinese invention patent, Shen
Please number:201510411067.9) it is related to a kind of preparation method of the sour nickel of carbon nanotube loaded nano particle cobalt, the cobalt obtained
Sour nickel carbon nanometer tube composite materials be used for electrode of super capacitor when with good stable electrochemical property.But use
The carbon for stating method preparation has that specific capacitance is low, cyclical stability is poor or preparation method is more complicated with metal oxide composite
The shortcomings of.
The content of the invention
It is an object of the invention to disclose a kind of porous carbon/binary transition metal of the electrode material as ultracapacitor
Oxide nano sphere preparation method.The method can form carbon bag binary metal oxide sandwich construction, and sandwich construction can be reduced
There is provided good supporting construction and inner utilization space for ion diffusion path.Its preparation technology is simple, with higher ratio electricity
Hold, the advantages of good stable circulation performance.
It is of the invention by Ni (NO to reach above-mentioned purpose3)2·6H2O and Co (NO3)2·6H2O presses 1 all the time:2 quality point
Number ratio is dispersed in isopropanol and glycerine mixed solution, is formed after pink colour clear solution, is continuously added a small amount of surfactant
F127, surfactant can control ball-type size and pore-size distribution, reduce nanosphere adhesion degree.By metal oxide dispersion
Continue hydro-thermal in glucose solution, glucose prepolymer is wrapped in metal oxide outer layer, can be in metal oxide after carbonization
Outer layer formation one layer of unsetting carbon of black, the porous carbon so obtained/transiton metal binary oxides microballoon provide one compared with
Big electroactive area, and electrons spread approach is shortened, therefore higher specific capacitance can be obtained.
Specific preparation technology is carried out as follows:
By glycerine:Isopropanol=1:3~5 volume ratio is measured, and is well mixed, then with Ni (NO3)2·6H2O:Co
(NO3)2·6H2O:Glycerine=1:2:250 mass ratio measures Ni (NO3)2·6H2O and Co (NO3)2·6H2O, and they are added
Enter wherein, mixing, after stirring to pink colour clear solution, by F127:Ni(NO3)2·6H2O=1~20:9 mass ratio is added
F127, is stirred continuously to white powder and is completely dissolved in clear solution;It is transferred to 180 DEG C of hydro-thermal 6h, gained in 100mL reactor
Product is washed with distilled water and ethanol, and 12h is dried at 80 DEG C and obtains NiCo glyceride nanospheres;By NiCo glyceride nanospheres
It is placed in the tube furnace for being passed through air, be raised to by 0.5~5 DEG C/min heating rate from room temperature and calcined after 350 DEG C and keep 2~
4h, is naturally cooling to room temperature, and gained atrament is transiton metal binary oxides NiCo2O4Nanosphere;By Dyadic transition gold
Belong to oxide NiCo2O4Nanosphere is scattered in 0.05M glucose solutions, then pours into 170 DEG C of hydro-thermal 4h in 100mL reactor,
Make transiton metal binary oxides outer layer covers glucose prepolymer, finally, in a nitrogen atmosphere with 0.5~5 after washing, drying
DEG C/min heating rate is raised to 350 DEG C from room temperature and carbonizes and keep 4~6h, Temperature fall obtains porous carbon/Dyadic transition gold
Belong to oxide nano sphere.
The invention has the advantages that:
1. the present invention is from Ni (NO3)2·6H2O and Co (NO3)2·6H2O forms NiCo as raw material2O4Binary metal oxygen
Compound, compared to single metal oxide, chemical property is further improved.Another gold is introduced in metal oxide
Belong to ion, more metal ions is participated in redox reaction, by abundant redox reaction by more electric charges
It is stored in electrode, so as to improve energy density and power density;And due to the interaction of two metal ion species so that two
First metal oxide has more preferable electrical conductivity, and very big improvement result is played to the chemical property of electrode material.
2. metal oxide nano ball can form sandwich construction in calcination process, it is possible to reduce ion diffusion path, carry
For good supporting construction and inner utilization space.The abundant hole of porous carbon enables to electric charge to rapidly enter, and passes through cladding
Effect can also increase the electric conductivity of metal oxidation.
3. porous carbon prepared by the present invention/transiton metal binary oxides nanosphere is uniform in size, good dispersion, diameter
400~600nm.Its as electrode material for super capacitor, analysis and tests show that, in 1.0Ag-1During lower discharge and recharge, than electricity
Hold and reach 600Fg-1More than, the capability retention after cycle charge-discharge 5000 times shows higher specific capacity more than 90%
Value and preferable service life cycle.
Embodiment:
Embodiment 1
By glycerine:Isopropanol=1:3 volume ratio is measured, and is well mixed, then with Ni (NO3)2·6H2O:Co(NO3)2·
6H2O:Glycerine=1:2:250 mass ratio adds Ni (NO3)2·6H2O and Co (NO3)2·6H2O, is stirred the mixture for pink colour
After clear solution, by F127:Ni(NO3)2·6H2O=1:9 mass ratio adds F127, is stirred continuously completely molten to white powder
In clear solution.Be transferred to 180 DEG C of hydro-thermal 6h in 100mL reactor, products therefrom washed with distilled water and ethanol several times,
12h is dried at 80 DEG C and obtains NiCo glyceride nanospheres.By NiCo glyceride nanospheres in the tube furnace of air is passed through, by 5
DEG C/min heating rate is raised to from room temperature and calcined after 350 DEG C and keep 2h, is finally naturally cooling to room temperature, gained atrament
As transiton metal binary oxides NiCo2O4.By transiton metal binary oxides NiCo2O4It is scattered in 0.05M glucose solutions
In, 170 DEG C of hydro-thermal 4h in 100mL reactor are poured into, transiton metal binary oxides outer layer covers glucose prepolymer is washed
Wash, dry after be raised to 350 DEG C from room temperature with 0.5 DEG C/min heating rate in a nitrogen atmosphere and carbonize and keep 4h, drop naturally
Temperature obtains porous carbon/transiton metal binary oxides nanosphere.
Embodiment 2
By glycerine:Isopropanol=1:4 volume ratio is measured, and is well mixed, then with Ni (NO3)2·6H2O:Co(NO3)2·
6H2O:Glycerine=1:2:250 mass ratio adds Ni (NO3)2·6H2O and Co (NO3)2·6H2O, is stirred the mixture for pink colour
After clear solution, by F127:Ni(NO3)2·6H2O=5:9 mass ratio adds F127, is stirred continuously completely molten to white powder
In clear solution.Be transferred to 180 DEG C of hydro-thermal 6h in 100mL reactor, products therefrom washed with distilled water and ethanol several times,
12h is dried at 80 DEG C and obtains NiCo glyceride nanospheres.NiCo glyceride nanospheres in the tube furnace of air is passed through, by 3 DEG C/
Min heating rate is raised to from room temperature calcines after 350 DEG C and keeps 3h, is finally naturally cooling to room temperature, gained atrament is
For transiton metal binary oxides NiCo2O4.By NiCo2O4It is scattered in 0.05M glucose solutions, pours into 100mL reactor
In 170 DEG C of hydro-thermal 5h, metal oxide outer layer parcel glucose prepolymer, washing dry after in a nitrogen atmosphere with 1 DEG C/min
Heating rate be raised to 350 DEG C from room temperature and carbonize and keep 5h, Temperature fall obtains porous carbon/transiton metal binary oxides and received
Rice ball.
Embodiment 3
By glycerine:Isopropanol=1:5 volume ratio is measured, and is well mixed, then with Ni (NO3)2·6H2O:Co(NO3)2·
6H2O:Glycerine=1:2:250 mass ratio adds Ni (NO3)2·6H2O and Co (NO3)2·6H2O, is stirred the mixture for pink colour
After clear solution, by F127:Ni(NO3)2·6H2O=10:9 mass ratio adds F127, is stirred continuously complete to white powder
It is dissolved in clear solution.180 DEG C of hydro-thermal 6h in 100mL reactor are transferred to, products therefrom is washed several times with distilled water and ethanol,
12h is dried at 80 DEG C and obtains NiCo glyceride nanospheres.NiCo glyceride nanospheres are in the tube furnace of air is passed through, by 1
DEG C/min heating rate is raised to from room temperature and calcined after 350 DEG C and keep 4h, is finally naturally cooling to room temperature, gained atrament
As transiton metal binary oxides NiCo2O4.By NiCo2O4It is scattered in 0.05M glucose solutions, pours into 100mL reaction
170 DEG C of hydro-thermal 4h in kettle, metal oxide outer layer parcel glucose prepolymer, washing dry after in a nitrogen atmosphere with 3 DEG C/
Min heating rate is raised to 350 DEG C from room temperature and carbonizes and keep 6h, and Temperature fall obtains porous carbon/binary transition metal oxidation
Thing nanosphere.
Embodiment 4
By glycerine:Isopropanol=1:5 volume ratio is measured, and is well mixed, then with Ni (NO3)2·6H2O:Co(NO3)2·
6H2O:Glycerine=1:2:250 mass ratio adds Ni (NO3)2·6H2O and Co (NO3)2·6H2O, is stirred the mixture for pink colour
After clear solution, by F127:Ni(NO3)2·6H2O=20:9 mass ratio adds F127, is stirred continuously complete to white powder
It is dissolved in clear solution.180 DEG C of hydro-thermal 6h in 100mL reactor are transferred to, products therefrom is washed several times with distilled water and ethanol,
12h is dried at 80 DEG C and obtains NiCo glyceride nanospheres.NiCo glyceride nanospheres are pressed in the tube furnace of air is passed through
0.5 DEG C/min heating rate is raised to from room temperature calcines after 350 DEG C and keeps 4h, is finally naturally cooling to room temperature, gained black
Material is transiton metal binary oxides NiCo2O4.By NiCo2O4It is scattered in 0.05M glucose solutions, pours into 100mL's
170 DEG C of hydro-thermal 4h in reactor, metal oxide outer layer parcel glucose prepolymer, in a nitrogen atmosphere with 5 after washing is dry
DEG C/min heating rate is raised to 350 DEG C from room temperature and carbonizes and keep 6h, Temperature fall obtains porous carbon/binary transition metal oxygen
Compound nanosphere.
Analysis test result shows that the porous carbon that embodiment 1-4 is obtained/transiton metal binary oxides nanosphere size is equal
It is even, a diameter of 400~600nm, the sample that embodiment 1-4 is obtained and electrically conductive graphite, binding agent (PTFE) in mass ratio 8:1:1
Mixing, adds ethanol as dispersant and ultrasound 30min formation slurries.The slurry is placed in 60 DEG C of baking oven volatilization ethanol,
Thin slice is pressed into when slurry is converted into leather hard, it is about 1cm or so then to intercept diameter on thin slice with card punch
Circular electric pole piece, and be placed on 90~100 DEG C of 12~24h of drying to after constant weight, urged it against using high hydraulic pressure tablet press machine
Electrode of super capacitor is made in nickel foam, electrochemical property test can be carried out after soaking 24h in the electrolytic solution.Using three electricity
Polar body system, using porous carbon/transiton metal binary oxides nanosphere as working electrode, saturated calomel electrode is reference electrode, bubble
Foam nickel electrode is that, to electrode, the 6M KOH aqueous solution is electrolyte.In the case where potential window is 0~0.5V, the ratio of above-mentioned sample is tested
Electric capacity, current density is 1Ag-1, its its specific capacitance surveyed is 600~800Fg-1After current potential, cycle charge-discharge 5000 times,
Its capability retention is 90~94%, shows higher specific capacity and preferable service life cycle.
Above raw material is commercially available technical grade product.
Above-mentioned hydro-thermal reaction refers to:Reactant is fitted into the stainless steel water heating kettle of inner liner polytetrafluoroethylene and carried out at hydro-thermal
Reason reaction.
Claims (1)
1. a kind of preparation method of porous carbon/transiton metal binary oxides micro-sphere material, it is characterised in that:
First glycerine is measured by volume:Isopropanol=1:3~5, it is well mixed, then with Ni (NO3)2·6H2O:Co(NO3)2·
6H2O:Glycerine=1:2:250 mass ratio measures Ni (NO3)2·6H2O and Co (NO3)2·6H2O, and add them into wherein,
Mixing, after stirring to pink colour clear solution, by F127:Ni(NO3)2·6H2O=1~20:9 mass ratio adds F127, constantly
Stirring to white powder is completely dissolved in clear solution;180 DEG C of hydro-thermal 6h in 100mL reactor are transferred to, products therefrom steams
Distilled water and ethanol washing, dry 12h obtains NiCo glyceride nanospheres at 80 DEG C;NiCo glyceride nanospheres are placed in and are passed through
In the tube furnace of air, it is raised to by 0.5~5 DEG C/min heating rate from room temperature and is calcined after 350 DEG C and keep 2~4h, it is natural
Room temperature is cooled to, gained atrament is transiton metal binary oxides NiCo2O4Nanosphere;Binary transition metal is aoxidized
Thing NiCo2O4Nanosphere is scattered in 0.05M glucose solutions, then pours into 170 DEG C of hydro-thermal 4h in 100mL reactor, binary mistake
Metal oxide outer layer parcel glucose prepolymer is crossed, finally, in a nitrogen atmosphere with 0.5~5 DEG C/min's after washing, drying
Heating rate is raised to 350 DEG C of charings from room temperature and keeps 4~6h, and Temperature fall obtains porous carbon/transiton metal binary oxides
Nanosphere;
Above-mentioned hydro-thermal reaction refers to:Reactant is fitted into progress hydro-thermal process in the stainless steel water heating kettle of inner liner polytetrafluoroethylene anti-
Should;
Above raw material is commercially available technical grade product.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710120827.XA CN106992078A (en) | 2017-03-02 | 2017-03-02 | The preparation method of porous carbon/transiton metal binary oxides micro-sphere material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710120827.XA CN106992078A (en) | 2017-03-02 | 2017-03-02 | The preparation method of porous carbon/transiton metal binary oxides micro-sphere material |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106992078A true CN106992078A (en) | 2017-07-28 |
Family
ID=59413108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710120827.XA Pending CN106992078A (en) | 2017-03-02 | 2017-03-02 | The preparation method of porous carbon/transiton metal binary oxides micro-sphere material |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106992078A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108760854A (en) * | 2018-05-07 | 2018-11-06 | 杭州电子科技大学 | A kind of preparation method of polynary no enzyme electrochemical glucose sensing material |
CN109560294A (en) * | 2018-11-30 | 2019-04-02 | 深圳大学 | A kind of lithium oxygen battery positive electrode and preparation method thereof and lithium oxygen battery |
CN109580737A (en) * | 2018-11-13 | 2019-04-05 | 云南大学 | A kind of preparation method of non-enzymatic glucose electrolytic catalysis material |
CN110350205A (en) * | 2019-07-11 | 2019-10-18 | 四川大学 | Derivative metal nitride/the carbon composite of ZIFs and preparation method and purposes |
CN112877032A (en) * | 2021-03-02 | 2021-06-01 | 陕西科技大学 | Two-dimensional CoNi @ porous carbon material and preparation method and application thereof |
CN113013411A (en) * | 2021-02-07 | 2021-06-22 | 杭州职业技术学院 | Cobaltous oxide hierarchical mesoporous nanosphere @ titanium dioxide @ carbon composite material and preparation and application thereof |
CN114400147A (en) * | 2021-12-30 | 2022-04-26 | 东南大学 | Self-supporting bimetal-based electrode material, and preparation method and application thereof |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103219169A (en) * | 2013-03-29 | 2013-07-24 | 东华大学 | Preparation method for carbon-coated nickel oxide NiO/C as supercapacitor electrode material |
CN105161313A (en) * | 2015-07-14 | 2015-12-16 | 徐靖才 | Method of preparing nickel cobaltite/carbon nanotube composite materials |
CN105329932A (en) * | 2015-11-24 | 2016-02-17 | 河南师范大学 | Method for large-scale preparation of carbon-doped mixed transition metal oxide porous microspheres |
CN105609320A (en) * | 2016-03-02 | 2016-05-25 | 中国科学院山西煤炭化学研究所 | Preparation method for biomass-based hollow carbon microtube/Ni-Co metal sulfide composite electrode material |
CN105826084A (en) * | 2016-05-20 | 2016-08-03 | 北京化工大学常州先进材料研究院 | Method of preparing flaky transition metal oxide/nano carbon plate composite material |
-
2017
- 2017-03-02 CN CN201710120827.XA patent/CN106992078A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103219169A (en) * | 2013-03-29 | 2013-07-24 | 东华大学 | Preparation method for carbon-coated nickel oxide NiO/C as supercapacitor electrode material |
CN105161313A (en) * | 2015-07-14 | 2015-12-16 | 徐靖才 | Method of preparing nickel cobaltite/carbon nanotube composite materials |
CN105329932A (en) * | 2015-11-24 | 2016-02-17 | 河南师范大学 | Method for large-scale preparation of carbon-doped mixed transition metal oxide porous microspheres |
CN105609320A (en) * | 2016-03-02 | 2016-05-25 | 中国科学院山西煤炭化学研究所 | Preparation method for biomass-based hollow carbon microtube/Ni-Co metal sulfide composite electrode material |
CN105826084A (en) * | 2016-05-20 | 2016-08-03 | 北京化工大学常州先进材料研究院 | Method of preparing flaky transition metal oxide/nano carbon plate composite material |
Non-Patent Citations (1)
Title |
---|
DELONG LI: "《Facile Synthesis of Carbon》", 《SCIENTIFIC REPORTS》 * |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108760854A (en) * | 2018-05-07 | 2018-11-06 | 杭州电子科技大学 | A kind of preparation method of polynary no enzyme electrochemical glucose sensing material |
CN108760854B (en) * | 2018-05-07 | 2020-06-09 | 杭州电子科技大学 | Preparation method of multielement enzyme-free electrochemical glucose sensing material |
CN109580737A (en) * | 2018-11-13 | 2019-04-05 | 云南大学 | A kind of preparation method of non-enzymatic glucose electrolytic catalysis material |
CN109560294A (en) * | 2018-11-30 | 2019-04-02 | 深圳大学 | A kind of lithium oxygen battery positive electrode and preparation method thereof and lithium oxygen battery |
CN110350205A (en) * | 2019-07-11 | 2019-10-18 | 四川大学 | Derivative metal nitride/the carbon composite of ZIFs and preparation method and purposes |
CN110350205B (en) * | 2019-07-11 | 2021-12-28 | 四川大学 | ZIFs-derived metal nitride/carbon composite material, and preparation method and application thereof |
CN113013411A (en) * | 2021-02-07 | 2021-06-22 | 杭州职业技术学院 | Cobaltous oxide hierarchical mesoporous nanosphere @ titanium dioxide @ carbon composite material and preparation and application thereof |
CN113013411B (en) * | 2021-02-07 | 2022-05-10 | 杭州职业技术学院 | Cobaltous oxide hierarchical mesoporous nanosphere @ titanium dioxide @ carbon composite material and preparation and application thereof |
CN112877032A (en) * | 2021-03-02 | 2021-06-01 | 陕西科技大学 | Two-dimensional CoNi @ porous carbon material and preparation method and application thereof |
CN112877032B (en) * | 2021-03-02 | 2023-09-08 | 陕西煤基特种燃料研究院有限公司 | Two-dimensional CoNi@porous carbon material and preparation method and application thereof |
CN114400147A (en) * | 2021-12-30 | 2022-04-26 | 东南大学 | Self-supporting bimetal-based electrode material, and preparation method and application thereof |
CN114400147B (en) * | 2021-12-30 | 2024-02-06 | 东南大学 | Self-supporting bimetal-based electrode material, and preparation method and application thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106992078A (en) | The preparation method of porous carbon/transiton metal binary oxides micro-sphere material | |
CN107731566B (en) | A kind of preparation method and application of three-dimensional petal-shaped nickel cobalt sulfide electrode material | |
CN103247777B (en) | Cobaltosic oxide multi-shell hollow sphere cathode material for lithium ion battery and preparation method thereof | |
CN104409225A (en) | Preparation method of manganese dioxide/ carbon microspheres composite material and application of composite material serving as supercapacitor electrode material | |
CN106803595A (en) | A kind of carbon-based oxygen reduction catalyst and preparation method and application | |
CN102790217A (en) | Carbon cladded ferriferrous oxide negative electrode material of lithium ion battery and preparation method thereof | |
CN110451489B (en) | Cobalt nitride embedded porous nitrogen-doped graphene material, and preparation method and application thereof | |
CN105931857B (en) | Cobalt acid lanthanum sub-micron ball electrode material preparation method with loose structure | |
CN106898503A (en) | A kind of cobalt acid nickel/cobalt sulfide nickel nano composite material of bar-shaped core shell structure, preparation method and applications | |
CN107910199A (en) | A kind of super capacitor anode material with fake capacitance characteristic and preparation method thereof | |
CN103094551B (en) | A kind of graphite/manganous oxide combination electrode material and preparation method thereof | |
CN102157271A (en) | Super capacitor | |
CN108963207A (en) | A kind of carbon composite material and its preparation method and application of porous metals doping | |
CN107403699A (en) | Capacitor material NiCo2O4The preparation method of/carbonaceous mesophase spherules | |
Zhipeng et al. | Hierarchical porous carbon toward effective cathode in advanced zinc-cerium redox flow battery | |
CN106848256B (en) | A kind of nickel iron cell core duplex shell structure cathode nano material and its preparation method and application | |
CN107317001A (en) | A kind of artificial gold/N doping carbonization bacteria cellulose lithium ion battery negative material and preparation method thereof | |
Chen et al. | Recycled LiCoO 2 in spent lithium-ion battery as an oxygen evolution electrocatalyst | |
CN113571719B (en) | Biomass carbon material derived transition metal-based catalyst, preparation method and application thereof, and solid zinc-air battery | |
CN105609325B (en) | A kind of LaNiO with hollow structure3Sub-meter grade microballoon electrode material preparation method | |
CN107221458A (en) | Nickel complex is carbon dope nickel oxide combination electrode material of precursor and preparation method thereof | |
CN108899217B (en) | A kind of carbon hollow ball that inlaying different electroactive materials, preparation method and application | |
CN110491684A (en) | Needle-shaped colored cobalt nickel bimetal hydroxide composite material and its preparation method and application | |
CN106409528B (en) | A kind of ZnFe2O4Nano particle/Carbon fibe hybrid supercapacitor electrode material and preparation method thereof | |
CN109713247A (en) | Ion doping, nickel-cobalt lithium manganate cathode material of in-stiu coating and preparation method thereof |
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 | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170728 |