CN110380058A - A kind of flexible current-collecting body and its preparation method and application - Google Patents
A kind of flexible current-collecting body and its preparation method and application Download PDFInfo
- Publication number
- CN110380058A CN110380058A CN201910692103.1A CN201910692103A CN110380058A CN 110380058 A CN110380058 A CN 110380058A CN 201910692103 A CN201910692103 A CN 201910692103A CN 110380058 A CN110380058 A CN 110380058A
- Authority
- CN
- China
- Prior art keywords
- porous
- film
- collecting body
- flexible current
- polymer film
- 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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/38—Coating with copper
- C23C18/40—Coating with copper using reducing agents
- C23C18/405—Formaldehyde
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/42—Coating with noble metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/665—Composites
- H01M4/667—Composites in the form of layers, e.g. coatings
-
- 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
- Y02E60/10—Energy storage using batteries
Abstract
The present invention provides a kind of flexible current-collecting body and its preparation method and application, flexible current-collecting body provided by the invention by porous polymer film deposited metal obtain；It wherein, is 0.5~300 μm by selecting the aperture of the porous polymer film, porosity is 30%~60%, it is found surprisingly that, obtained flexible current-collecting body can not only meet the conductivity that collector has, and have good flexibility, can be applied in portable electronic product.
Description
Technical field
The present invention relates to field of lithium ion battery more particularly to a kind of flexible current-collecting body and its preparation method and application.
Background technique
It is important as its with large-scale popularization of various portable electronic product in national life and constantly innovation
The battery of composition is also required to multiplicity development to meet the needs of different.Battery in flexible wearable intelligent electronic device not only needs
There is good mechanical property, but also it is needed still to be able to maintain excellent chemical property after bending even folds.
Positive and negative anodes collector is copper foil and aluminium foil in traditional battery, constructs suitable electrode material on a current collector, can
To there is good electric conductivity, but these positive and negative anodes collectors lack flexibility, be also easy to produce after bending fold irreversible folding line,
Rupture, and then lead to inside battery structural damage, to influence battery performance, or even cause safety problem.
Application publication number is collector production method disclosed in the Chinese patent of CN108832133 by by high molecular material
As base, the attached porous ceramic layer in base, then coating conductive coating obtains collector on more empty ceramic layers again, avoids
Metal the security risks such as is easily broken off as collector, but the collector flexibility problems of method preparation are still unable to get solution
Certainly.
Summary of the invention
In view of this, technical problem to be solved by the present invention lies in provide a kind of flexible current-collecting body and preparation method thereof and
Using the present invention provides collector, and not only flexibility is good, but also conductivity is high.
The present invention provides a kind of flexible current-collecting body, by porous polymer film deposited metal obtain；
Wherein, the aperture of the porous polymer film is 0.5~300 μm, and porosity is 30%~60%.
Preferably, the porous polymer film is porous polyethylene film, porous polypropylene film, expanded polystyrene
It is film, cellular PVC film, porous polyimide film, porous polymethyl Methylacrylate Film, porous poly- to benzene two
One or more of formic acid glycol ester film, porous polycarbonate film and porous polysulphone film.
Preferably, which is characterized in that the metal is one or more of copper, nickel and silver.
Preferably, the aperture of the porous polymer film is 1~250 μm, and porosity is 40%~50%.
Preferably, the porous polymer film is hydrophilic porous thin polymer film.
The present invention also provides a kind of preparation methods of flexible current-collecting body, comprising:
Porous polymer film is immersed in the solution of metalline and carry out metal deposit, obtains flexible current-collecting body；
Wherein, the aperture of the porous polymer film is 0.5-300 μm, porosity 30%-60%.
Preferably, the solution of the metalline includes metal salt and reaction promoter；
The metal salt is copper sulphate, nickel sulfate or silver nitrate.
Preferably, the metal salt solution is the mixed liquor of copper sulphate, sodium potassium tartrate tetrahydrate, formaldehyde and sodium hydroxide.
Preferably, the metal salt solution is the mixed solution of nickel sulfate, sodium citrate, lactic acid and borine.
The present invention also provides a kind of lithium ion batteries, wherein the flexible current-collecting body of the lithium ion battery is the present invention
The flexible current-collecting body.
Compared with prior art, the present invention provides a kind of flexible current-collecting body and its preparation method and application, the present invention is mentioned
The flexible current-collecting body of confession by porous polymer film deposited metal obtain；Wherein, by selecting the porous polymer
The aperture of film is 0.5~300 μm, and porosity is 30%~60%, is found surprisingly that, obtained flexible current-collecting body can not only
Meet the conductivity that collector has, and there is good flexibility, can be applied in portable electronic product.
Detailed description of the invention
Fig. 1 is the surface topography map for the flexible current-collecting body that embodiment obtains；
Fig. 2 is the Cross Section Morphology figure for the collector that embodiment obtains.
Specific embodiment
The present invention provides a kind of flexible current-collecting body, by porous polymer film deposited metal obtain；
Wherein, the aperture of the porous polymer film is 0.5-300 μm, porosity 30%-60%.
In the present invention, the porous polymer film is preferably hydrophilic porous thin polymer film；The porous polymer
The aperture of film is 0.5~300 μm, preferably 1~250 μm, more preferably 10~200 μm, most preferably 50~150 μm, institute
Stating porosity is preferably 30%-60%, and more preferably 35~55%, most preferably 40%~50%.The porous polymer is thin
Film is porous polyethylene film, porous polypropylene film, expanded polystyrene film, cellular PVC film, porous polyamides
Imines film, porous polymethyl Methylacrylate Film, porous pet film, porous polycarbonate are thin
One or more of film and porous polysulphone film, preferably porous polyimide film.
In the present invention, the metal is preferably one or more of copper, nickel and silver, more preferably copper or nickel.
Described to be deposited as chemical deposition in the present invention, the present invention makes metal deposit to porous polymer by chemical deposition
In film surface and its hole.
The present invention also provides a kind of preparation methods of flexible current-collecting body, comprising:
Porous polymer film is immersed in the solution of metalline and carry out metal deposit, obtains flexible current-collecting body；
Wherein, the aperture of the porous polymer film is 0.5-300 μm, porosity 30%-60%.
According to the present invention, the present invention, which will immerse porous polymer film, carries out metal deposit in the solution of metalline,
Obtain flexible current-collecting body；Wherein, the porous polymer film is preferably hydrophilic porous thin polymer film；The porous polymeric
The aperture of object film is 0.5~300 μm, preferably 1~250 μm, more preferably 10~200 μm, most preferably 50~150 μm,
The porosity is preferably 30%-60%, and more preferably 35~55%, most preferably 40%~50%.The porous polymer
Film is porous polyethylene film, porous polypropylene film, expanded polystyrene film, cellular PVC film, porous poly-
Imide membrane, porous polymethyl Methylacrylate Film, porous pet film, porous polycarbonate
One or more of film and porous polysulphone film, preferably porous polyimide film.The present invention is to the porous polymeric
The source of object film does not have particular/special requirement, and those skilled in the art can obtain according to well known method, in the present invention, in order to rear
Continuous metal deposition reaction more smoothly carries out, and the application preferably wipes on the surface of porous polymer film with alcohol, then
Reducing agent and catalyst is added dropwise, obtains pretreated porous polymer film；Or directly by the table of porous polymer film
Face is wiped with alcohol, obtains pretreated porous polymer film；Wherein, the alcohol is preferably ethyl alcohol；The reducing agent is excellent
It is selected as sodium sulfite solution, the catalyst is preferably Pd2Cl solution acidic solution.
In the present invention, the solution of the metalline includes metal salt and reaction promoter；The metal salt is copper sulphate, sulphur
Sour nickel or silver nitrate；More specifically, the metal salt solution is the mixing of copper sulphate, sodium potassium tartrate tetrahydrate, formaldehyde and sodium hydroxide
Liquid；The metal salt solution is the mixed solution of nickel sulfate, sodium citrate, lactic acid and borine；In the present invention, the present invention is to metal
The content of each raw material does not have particular/special requirement in salting liquid, and those skilled in the art can select suitably to use according to actual needs
Measure concentration.The present invention does not have particular/special requirement to the method for deposition, stands deposition.
The present invention provides a kind of flexible current-collecting body and its preparation method and application, flexible current-collecting body provided by the invention is logical
The deposited metal on porous polymer film is crossed to obtain；Wherein, by select the aperture of the porous polymer film for 0.5~
300 μm, porosity is 30%~60%, is found surprisingly that, obtained flexible current-collecting body, which can not only meet collector, to be had
Conductivity, and have good flexibility, can be applied in portable electronic product.
It is clearly and completely described below in conjunction with the technical solution of the embodiment of the present invention, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1
1) 25mg/mL sodium sulfite solution and Pd are equipped with2Cl solution (0.2mol/L hydrochloric acid, Pd2Cl mass fraction 0.2%),
Chemical sinking effusion is 7g/L copper sulphate, 25g/L sodium potassium tartrate tetrahydrate, the mixed liquor of 9.5g/L formaldehyde and 4.5g/L sodium hydroxide；
2) porous polyimide film material surface is cleaned with ethanol, and is successively added dropwise or smears above-mentioned Pd2Cl
Solution and sodium sulfite solution；
Wherein, the aperture of porous polyimide film used is 10 μm, porosity 40%.3) the film of above-mentioned processing
Material immerses chemical sinking effusion, and room temperature stands ten minutes, and rear surface moisture of drying is to get to battery flexible current-collecting body.
The structure of obtained flexible current-collecting body is identified, the result is shown in Figure 1~Fig. 2, Fig. 1 is the flexibility that embodiment obtains
The surface topography map of collector, Fig. 2 are the Cross Section Morphology figure for the collector that embodiment obtains.
The performance of obtained collector is measured, the results are shown in Table 1.
Embodiment 2
1) 40g/L nickel sulfate, 20g/L sodium citrate, 10g/L lactic acid and 1g/L Borane solution, chemical sinking effusion are equipped with
It is the mixed liquor (a quarter that Borane solution volume is other three kinds of liquor capacities) of these four solution, and adjusts PH with ammonium hydroxide
To 7；
2) porous polyimide film material surface is cleaned with ethanol；
Wherein, the aperture of porous polyimide film used is 10 μm, porosity 40%.3) the film of above-mentioned processing
Material immerses chemical sinking effusion, stands ten minutes, and rear surface moisture of drying is to get to battery flexible current-collecting body.
The performance of obtained collector is measured, the results are shown in Table 1.
Comparative example 1:
The porous polyimide film of embodiment 1 is changed to non-porous dense film, other preparation conditions are constant, obtain soft
Property collector.
The performance of obtained collector is measured, the results are shown in Table 1.
Comparative example 2
It is 500 μm that the porous polyimide film Kapton of embodiment 1, which is changed to aperture, and porosity is 80%
Film, other preparation parameters are all constant, obtain flexible current-collecting body.
The performance of obtained collector is measured, the results are shown in Table 1.
Comparative example 3
Copper nanoparticle is applied directly on above-mentioned Kapton using conducting resinl.Kapton aperture used
Aperture is 10 μm, porosity 40%.
1 gained collector electric conductivity of table and mechanical property
As it can be seen from table 1 the application by select suitable porosity and aperture porous polyimide film and
The collector that the method for selecting chemical deposition obtains, so that it not only conducts electricity very well, and flexibility is good.
The above description of the embodiment is only used to help understand the method for the present invention and its core ideas.It should be pointed out that pair
For those skilled in the art, without departing from the principle of the present invention, the present invention can also be carried out
Some improvements and modifications, these improvements and modifications also fall within the scope of protection of the claims of the present invention.
Claims (10)
1. a kind of flexible current-collecting body, by porous polymer film deposited metal obtain；
Wherein, the aperture of the porous polymer film is 0.5~300 μm, and porosity is 30%~60%.
2. flexible current-collecting body according to claim 1, which is characterized in that the porous polymer film is porous polyethylene
It is film, porous polypropylene film, expanded polystyrene film, cellular PVC film, porous polyimide film, porous poly-
Methyl methacrylate film, porous pet film, porous polycarbonate film and porous polysulfones are thin
One or more of film.
3. flexible current-collecting body according to claim 1, which is characterized in that the metal be one of copper, nickel and silver or
It is several.
4. flexible current-collecting body according to claim 1, which is characterized in that the aperture of the porous polymer film be 1~
250 μm, porosity is 40%~50%.
5. flexible current-collecting body according to claim 1, which is characterized in that the porous polymer film is hydrophilic porous
Thin polymer film.
6. a kind of preparation method of flexible current-collecting body, comprising:
Porous polymer film is immersed in the solution of metalline and carry out metal deposit, obtains flexible current-collecting body；
Wherein, the aperture of the porous polymer film is 0.5-300 μm, porosity 30%-60%.
7. preparation method according to claim 6, which is characterized in that the solution of the metalline includes metal salt and anti-
Answer auxiliary agent；
The metal salt is copper sulphate, nickel sulfate or silver nitrate.
8. preparation method according to claim 7, which is characterized in that the metal salt solution is copper sulphate, potassium tartrate
The mixed liquor of sodium, formaldehyde and sodium hydroxide.
9. preparation method according to claim 7, which is characterized in that the metal salt solution be nickel sulfate, sodium citrate,
The mixed solution of lactic acid and borine.
10. a kind of lithium ion battery, which is characterized in that the flexible current-collecting body of the lithium ion battery is that Claims 1 to 5 is any
Flexible current-collecting body described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910692103.1A CN110380058A (en) | 2019-07-29 | 2019-07-29 | A kind of flexible current-collecting body and its preparation method and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910692103.1A CN110380058A (en) | 2019-07-29 | 2019-07-29 | A kind of flexible current-collecting body and its preparation method and application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110380058A true CN110380058A (en) | 2019-10-25 |
Family
ID=68256838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910692103.1A Pending CN110380058A (en) | 2019-07-29 | 2019-07-29 | A kind of flexible current-collecting body and its preparation method and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110380058A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111193005A (en) * | 2020-01-07 | 2020-05-22 | 北京航空航天大学 | Copper foil current collector and preparation method and application thereof |
| CN111446453A (en) * | 2020-04-29 | 2020-07-24 | 国家纳米科学中心 | Flexible conductive film and preparation method and application thereof |
| WO2023206688A1 (en) * | 2022-04-25 | 2023-11-02 | 江阴纳力新材料科技有限公司 | Composite current collector and preparation method therefor, and electrode plate and secondary battery |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015020338A1 (en) * | 2013-08-05 | 2015-02-12 | 주식회사 아모그린텍 | Flexible current collector, method for manufacturing same, and secondary battery using same |
| CN105186006A (en) * | 2014-06-17 | 2015-12-23 | 北京好风光储能技术有限公司 | Composite porous current collector, and preparation method and application thereof |
| CN105762365A (en) * | 2016-04-28 | 2016-07-13 | 深圳市力为锂能科技有限公司 | Current collector for lithium ion battery and preparation method of current collector |
| CN105826570A (en) * | 2016-03-22 | 2016-08-03 | 国家纳米科学中心 | Conductive non-woven fabric and preparation method and application thereof |
| CN108832134A (en) * | 2018-06-28 | 2018-11-16 | 清陶（昆山）新能源材料研究院有限公司 | A kind of flexible current-collecting body and preparation method thereof and the application in lithium ion battery |
| CN108832133A (en) * | 2018-06-14 | 2018-11-16 | 福建猛狮新能源科技有限公司 | A kind of flexible current-collecting body battery and its manufacturing method |
| CN109962243A (en) * | 2017-12-14 | 2019-07-02 | 香港纺织及成衣研发中心 | Collector, preparation method and the lithium ion battery comprising it |
-
2019
- 2019-07-29 CN CN201910692103.1A patent/CN110380058A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015020338A1 (en) * | 2013-08-05 | 2015-02-12 | 주식회사 아모그린텍 | Flexible current collector, method for manufacturing same, and secondary battery using same |
| CN105186006A (en) * | 2014-06-17 | 2015-12-23 | 北京好风光储能技术有限公司 | Composite porous current collector, and preparation method and application thereof |
| CN105826570A (en) * | 2016-03-22 | 2016-08-03 | 国家纳米科学中心 | Conductive non-woven fabric and preparation method and application thereof |
| CN105762365A (en) * | 2016-04-28 | 2016-07-13 | 深圳市力为锂能科技有限公司 | Current collector for lithium ion battery and preparation method of current collector |
| CN109962243A (en) * | 2017-12-14 | 2019-07-02 | 香港纺织及成衣研发中心 | Collector, preparation method and the lithium ion battery comprising it |
| CN108832133A (en) * | 2018-06-14 | 2018-11-16 | 福建猛狮新能源科技有限公司 | A kind of flexible current-collecting body battery and its manufacturing method |
| CN108832134A (en) * | 2018-06-28 | 2018-11-16 | 清陶（昆山）新能源材料研究院有限公司 | A kind of flexible current-collecting body and preparation method thereof and the application in lithium ion battery |
Non-Patent Citations (1)
| Title |
|---|
| 强颖怀: "《材料表面工程技术》", 31 May 2016 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111193005A (en) * | 2020-01-07 | 2020-05-22 | 北京航空航天大学 | Copper foil current collector and preparation method and application thereof |
| CN111446453A (en) * | 2020-04-29 | 2020-07-24 | 国家纳米科学中心 | Flexible conductive film and preparation method and application thereof |
| WO2023206688A1 (en) * | 2022-04-25 | 2023-11-02 | 江阴纳力新材料科技有限公司 | Composite current collector and preparation method therefor, and electrode plate and secondary battery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Sun et al. | Hierarchically structured MnO 2 nanowires supported on hollow Ni dendrites for high-performance supercapacitors | |
| EP2613389B1 (en) | Lithium air battery | |
| CN110380058A (en) | A kind of flexible current-collecting body and its preparation method and application | |
| CN104134788B (en) | A kind of three-dimensional gradient metal hydroxides/oxide electrode material and its preparation method and application | |
| CN105734606B (en) | A kind of SPE water electrolysis structure of ultra-thin membrane electrode and its preparation and application | |
| CN108232085B (en) | Polyion liquid coated bacterial cellulose membrane and preparation method thereof | |
| CN110085925A (en) | A kind of water system Zinc ion battery dielectric film and its methods for making and using same | |
| CN106159284B (en) | A kind of ordered nano-structure membrane electrode and preparation method thereof | |
| CN102005554B (en) | Diaphragm for full-vanadium ionic liquid flow battery, preparation method and battery comprising diaphragm | |
| CN107151806B (en) | Preparation method, product and its application of high-end flexible, porous additive for electrolytic copper foil | |
| CN105655610B (en) | The ultra-thin Catalytic Layer adhered on a kind of anion-exchange membrane and its preparation and application | |
| Jiang et al. | Recent advances in solid–liquid–gas three‐phase interfaces in electrocatalysis for energy conversion and storage | |
| CN108642516A (en) | A method of large area prepares self-supporting high-performance and analyses oxygen electrode at room temperature | |
| CN107851814A (en) | Fuel cell | |
| CN109921049A (en) | Flexible thin film battery and manufacturing method thereof | |
| CN108448115A (en) | A kind of asymmetric skeleton structure of lithium metal battery cathode | |
| CN109371420A (en) | A kind of single layered porous nickel-ferric spinel base electro-catalysis analysis oxygen electrode with and its preparation method and application | |
| CN106024414A (en) | Manganese dioxide/polypyrrole composite electrode free of binder, preparation method and application of manganese dioxide/polypyrrole composite electrode | |
| CN109301186A (en) | A kind of tertiary cathode material and preparation method thereof of cladded type porous structure | |
| CN108075142B (en) | Preparation method of nano-array catalyst layer for anion exchange membrane fuel cell | |
| CN103367768B (en) | A kind of method preparing double-catalyst-layestructure structure of proton exchange membrane fuel cell | |
| CN108470640B (en) | It is a kind of based on manganese dioxide/ink carbon@activated carbon fiber composite fibre, flexible electrode, supercapacitor preparation method | |
| CN101901690B (en) | Miniature super capacitor and manufacturing method thereof | |
| CN105719851A (en) | Preparation method and product of MnO2/Ni composite material | |
| CN113150723A (en) | Conductive adhesive, and composite current collector, battery and object with conductive adhesive |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191025 |