CN103165907A - Vanadium battery electrode and preparation method thereof - Google Patents
Vanadium battery electrode and preparation method thereof Download PDFInfo
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- CN103165907A CN103165907A CN2013101158959A CN201310115895A CN103165907A CN 103165907 A CN103165907 A CN 103165907A CN 2013101158959 A CN2013101158959 A CN 2013101158959A CN 201310115895 A CN201310115895 A CN 201310115895A CN 103165907 A CN103165907 A CN 103165907A
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- China
- Prior art keywords
- molecular weight
- weight polypropylene
- high density
- polypropylene
- ultrahigh molecular
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- 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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The invention provides a vanadium battery electrode and a preparation method thereof. The vanadium battery electrode is a composite conductive plastic electrode which is compounded by the following materials: high-density polypropylene, ultra-high molecular weight polypropylene, graphite and carbon fibers, wherein the mass ratio of the high-density polypropylene to the ultra-high molecular weight polypropylene is 2:5. Compared with the prior art, the vanadium battery electrode comprises the high-density polypropylene, the ultra-high molecular weight polypropylene, the graphite and the carbon fibers, the high-density polypropylene and the ultra-high molecular weight polypropylene are in phase separation, and the ultra-high molecular weight polypropylene takes over a non-conductive phase, so that the concentration of a conductive material in the conductive-phase high-density polypropylene is enhanced, and the conductivity of the vanadium battery electrode is improved.
Description
Technical field
The present invention relates to a kind of electric conductivity vanadium cell electrode and preparation method thereof preferably.
Background technology
Vanadium cell has many merits, and its energy size depends on electrolyte, by increasing the amount of electrolyte, just can reach the purpose that increases battery capacity, by changing electrolyte, just can realize the effect of momentary charge.The resistance of the electrode of existing vanadium cell is usually larger, affects electric conductivity.
Summary of the invention
The technical problem that the present invention mainly solves is that the electric conductivity of existing vanadium cell electrode is not good.
In order to solve the problems of the technologies described above, the embodiment of the invention discloses a kind of vanadium cell electrode, described vanadium cell electrode is the compound conductive plastic electrode, described compound conductive plastic electrode is formed by following Material cladding: high density poly propylene, ultrahigh molecular weight polypropylene, graphite and carbon fiber, wherein, the mass ratio of high density poly propylene and ultrahigh molecular weight polypropylene is 2/5.
The embodiment of the invention also discloses a kind of preparation method of vanadium cell electrode, comprise: high density poly propylene and ultrahigh molecular weight polypropylene are fully mixed in mixer according to mass ratio, add again graphite and carbon fiber fully to mix, the mixture that mixes was heated 8 minutes under 220 degrees centigrade, pressurized heat is molded, keep the pressure certain hour, wait be cooled to 50 degrees centigrade after the demoulding.
In a preferred embodiment of the present invention, the pressure when hot-forming is 18MPa, and the hot pressing duration is 5 minutes.
Compared to prior art, vanadium vanadium cell electrode of the present invention is comprised of high density poly propylene, ultrahigh molecular weight polypropylene, graphite and carbon fiber, wherein high density poly propylene, ultrahigh molecular weight polypropylene are separated, ultrahigh molecular weight polypropylene occupies non-conductive phase, make the concentration of the electric conducting material in the conductive phase high density poly propylene improve, improved the electric conductivity of described vanadium cell electrode.
Embodiment
The below will be clearly and completely described the technical scheme in the embodiment of the present invention, and obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtain under the creative work prerequisite.
The embodiment of the invention discloses a kind of vanadium cell electrode, described vanadium cell electrode is the compound conductive plastic electrode, described compound conductive plastic electrode is formed by following Material cladding: high density poly propylene, ultrahigh molecular weight polypropylene, graphite and carbon fiber, wherein, the mass ratio of high density poly propylene and ultrahigh molecular weight polypropylene is 2/5.
The embodiment of the invention also discloses a kind of preparation method of vanadium cell electrode, comprise: high density poly propylene and ultrahigh molecular weight polypropylene are fully mixed in mixer according to mass ratio, add again graphite and carbon fiber fully to mix, the mixture that mixes was heated 8 minutes under 220 degrees centigrade, pressurized heat is molded, keep the pressure certain hour, wait be cooled to 50 degrees centigrade after the demoulding.
Wherein, the pressure when hot-forming is preferably 18MPa, and the hot pressing duration is preferably 5 minutes.
Compared to prior art, vanadium vanadium cell electrode of the present invention is comprised of high density poly propylene, ultrahigh molecular weight polypropylene, graphite and carbon fiber, wherein high density poly propylene, ultrahigh molecular weight polypropylene are separated, ultrahigh molecular weight polypropylene occupies non-conductive phase, make the concentration of the electric conducting material in the conductive phase high density poly propylene improve, improved the electric conductivity of described vanadium cell electrode.
The above is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes description of the present invention to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in scope of patent protection of the present invention.
Claims (3)
1. vanadium cell electrode, it is characterized in that, described vanadium cell electrode is the compound conductive plastic electrode, described compound conductive plastic electrode is formed by following Material cladding: high density poly propylene, ultrahigh molecular weight polypropylene, graphite and carbon fiber, wherein, the mass ratio of high density poly propylene and ultrahigh molecular weight polypropylene is 2/5.
2. the preparation method of vanadium cell electrode according to claim 1, it is characterized in that, comprise: high density poly propylene and ultrahigh molecular weight polypropylene are fully mixed in mixer according to mass ratio, add again graphite and carbon fiber fully to mix, the mixture that mixes was heated 8 minutes under 220 degrees centigrade, pressurized heat is molded, keeps the pressure certain hour, wait be cooled to 50 degrees centigrade after the demoulding.
3. preparation method according to claim 2, is characterized in that, the pressure when hot-forming is 18MPa, and the hot pressing duration is 5 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101158959A CN103165907A (en) | 2013-04-03 | 2013-04-03 | Vanadium battery electrode and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101158959A CN103165907A (en) | 2013-04-03 | 2013-04-03 | Vanadium battery electrode and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
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| CN103165907A true CN103165907A (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101158959A Pending CN103165907A (en) | 2013-04-03 | 2013-04-03 | Vanadium battery electrode and preparation method thereof |
Country Status (1)
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| CN (1) | CN103165907A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852056A (en) * | 2015-04-09 | 2015-08-19 | 深圳市万越新能源科技有限公司 | Method for preparing all-vanadium battery electrode with high polymer composite material |
| CN110197907A (en) * | 2019-05-09 | 2019-09-03 | 河北钒电新能源科技有限公司 | A kind of high-energy battery cathode chip |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5979978A (en) * | 1982-10-29 | 1984-05-09 | Meidensha Electric Mfg Co Ltd | Manufacturing method for plastic electrode |
| CN1086929A (en) * | 1992-09-04 | 1994-05-18 | 单一检索有限公司 | Flexible, conducting plastic electrode and manufacture method thereof |
| CN102152578A (en) * | 2010-12-21 | 2011-08-17 | 上海林洋储能科技有限公司 | Method for preparing highly conductive multi-layered composite plate |
| CN102265437A (en) * | 2008-12-23 | 2011-11-30 | Iti苏格兰有限公司 | Titanium composite electrodes and methods therefore |
| CN102844926A (en) * | 2010-04-16 | 2012-12-26 | 住友电气工业株式会社 | Bipolar plate for redox flow battery |
-
2013
- 2013-04-03 CN CN2013101158959A patent/CN103165907A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5979978A (en) * | 1982-10-29 | 1984-05-09 | Meidensha Electric Mfg Co Ltd | Manufacturing method for plastic electrode |
| CN1086929A (en) * | 1992-09-04 | 1994-05-18 | 单一检索有限公司 | Flexible, conducting plastic electrode and manufacture method thereof |
| CN102265437A (en) * | 2008-12-23 | 2011-11-30 | Iti苏格兰有限公司 | Titanium composite electrodes and methods therefore |
| CN102844926A (en) * | 2010-04-16 | 2012-12-26 | 住友电气工业株式会社 | Bipolar plate for redox flow battery |
| CN102152578A (en) * | 2010-12-21 | 2011-08-17 | 上海林洋储能科技有限公司 | Method for preparing highly conductive multi-layered composite plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852056A (en) * | 2015-04-09 | 2015-08-19 | 深圳市万越新能源科技有限公司 | Method for preparing all-vanadium battery electrode with high polymer composite material |
| CN110197907A (en) * | 2019-05-09 | 2019-09-03 | 河北钒电新能源科技有限公司 | A kind of high-energy battery cathode chip |
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Owner name: PU NING Free format text: FORMER OWNER: HU GUOLIANG Effective date: 20140416 |
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Free format text: CORRECT: ADDRESS; FROM: 528401 ZHONGSHAN, GUANGDONG PROVINCE TO: 518052 SHENZHEN, GUANGDONG PROVINCE |
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Effective date of registration: 20140416 Address after: 518052 Guangdong city of Shenzhen province Nanshan District Nanshan digital and cultural industry base east tower room 407 Applicant after: Pu Ning Address before: 528401 Guangdong city of Zhongshan province Xiyuan Fuhua Road Plaza and pavilion 18 buildings D Applicant before: Hu Guoliang |
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Application publication date: 20130619 |