CN109326457B - 基于活性炭/叶绿素铜钠复合电极的超级电容器及其制备方法 - Google Patents
基于活性炭/叶绿素铜钠复合电极的超级电容器及其制备方法 Download PDFInfo
- Publication number
- CN109326457B CN109326457B CN201811451365.0A CN201811451365A CN109326457B CN 109326457 B CN109326457 B CN 109326457B CN 201811451365 A CN201811451365 A CN 201811451365A CN 109326457 B CN109326457 B CN 109326457B
- Authority
- CN
- China
- Prior art keywords
- active carbon
- sodium copper
- copper chlorophyll
- composite electrode
- electrolyte
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 59
- 235000019804 chlorophyll Nutrition 0.000 title claims abstract description 49
- 229930002875 chlorophyll Natural products 0.000 title claims abstract description 49
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 title claims abstract description 49
- 239000002131 composite material Substances 0.000 title claims abstract description 41
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 37
- 239000010949 copper Substances 0.000 title claims abstract description 37
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 title claims abstract description 35
- 229910052708 sodium Inorganic materials 0.000 title claims abstract description 35
- 239000011734 sodium Substances 0.000 title claims abstract description 35
- 239000003990 capacitor Substances 0.000 title claims description 16
- 238000002360 preparation method Methods 0.000 title description 7
- 239000003792 electrolyte Substances 0.000 claims abstract description 24
- HWDGVJUIHRPKFR-UHFFFAOYSA-I copper;trisodium;18-(2-carboxylatoethyl)-20-(carboxylatomethyl)-12-ethenyl-7-ethyl-3,8,13,17-tetramethyl-17,18-dihydroporphyrin-21,23-diide-2-carboxylate Chemical compound [Na+].[Na+].[Na+].[Cu+2].N1=C(C(CC([O-])=O)=C2C(C(C)C(C=C3C(=C(C=C)C(=C4)[N-]3)C)=N2)CCC([O-])=O)C(=C([O-])[O-])C(C)=C1C=C1C(CC)=C(C)C4=N1 HWDGVJUIHRPKFR-UHFFFAOYSA-I 0.000 claims abstract description 10
- 229940079841 sodium copper chlorophyllin Drugs 0.000 claims abstract description 10
- 235000013758 sodium copper chlorophyllin Nutrition 0.000 claims abstract description 10
- ZIALXKMBHWELGF-UHFFFAOYSA-N [Na].[Cu] Chemical compound [Na].[Cu] ZIALXKMBHWELGF-UHFFFAOYSA-N 0.000 claims description 14
- 239000011265 semifinished product Substances 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 239000002033 PVDF binder Substances 0.000 claims description 9
- 239000011230 binding agent Substances 0.000 claims description 9
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000011267 electrode slurry Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000011889 copper foil Substances 0.000 claims description 2
- 239000002608 ionic liquid Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000007772 electrode material Substances 0.000 abstract description 13
- 239000006258 conductive agent Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000003575 carbonaceous material Substances 0.000 description 6
- 229910021389 graphene Inorganic materials 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000002484 cyclic voltammetry Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910021642 ultra pure water Inorganic materials 0.000 description 2
- 239000012498 ultrapure water Substances 0.000 description 2
- 239000004966 Carbon aerogel Substances 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000002482 conductive additive Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000012983 electrochemical energy storage Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002121 nanofiber Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-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, LIGHT-SENSITIVE OR TEMPERATURE-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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
本发明涉及了一种基于活性炭/叶绿素铜钠复合电极的超级电容器,包括电解质,所述电解质的上侧从上至下设置有集流体和电极,所述电解质的下侧从上至下设置有电极和集流体;所述电极为活性炭/叶绿素铜钠复合电极。本发明采用的活性炭是常用的超级电容器电极材料,与叶绿素铜钠一样来源非常丰富,成本较低又绿色环保;其中叶绿素铜钠既可作为超级电容器的电极材料使用,同时在复合电极中又兼做导电剂,可在保持超级电容器性能的基础上,替代其它用于活性炭电极的相对高成本导电剂,从而降低基于活性炭的超级电容器的制作成本。
Description
技术领域
本发明属于储能技术领域,具体涉及一种基于活性炭/叶绿素铜钠复合电极的超级电容器及其制备方法。
背景技术
在影响超级电容器的性能因素中,电极材料是最关键的因素。目前用于超级电容器电极的材料主要分为三类,包括:炭电极材料、金属氧化物材料和导电聚合物材料。其中,以炭材料制作的炭电极最为普遍。碳材料是研究最早、应用最广泛,同时也是商业化最为成熟的电极材料的主要分支。应用于超级电容器电极的碳材料包括活性炭,碳气凝胶,碳纳米管以及石墨烯等。碳材料的主要优点包括可比表面积(SSA)大,电导率高,孔径的尺寸大且分布广,质量小,环保,且储量丰富等,是适宜的商业化电极材料。在学术界和工业界对于把不同的碳材料应用于各种电化学储能装置中有很大兴趣,不同维度的纳米碳电极材料也相继出现,如纳米纤维,纳米管,石墨烯及多孔碳材料等。这些纳米材料因具有极高的比表面积,特殊的尺寸效应以及独特的电特性因而进一步推动了炭电极材料的应用。
超级电容器用活性碳的成本相对较低、制备技术比较成熟、制备工艺简单,是双电层电容器的首选电极材料,已经实现了产业化。但是,活性炭材料的体积比容量和稳定性有待提高。另外,活性炭本身导电性比较差,导致内阻增加,需要添加其它导电剂,以改善碳电极材料的内阻;活性炭的孔径也因太小因而不能使电解液有效通过,以活性炭制备的双电层电容的实际电容只有理论电容的10-20%。因此需要寻找改善活性炭电极性能的方法,以进一步推动活性炭电极的研究和应用;目前应用于活性炭电极的导电剂主要是导电炭黑,后来也有石墨烯等也作为导电剂添加进活性炭电极。但这些导电添加剂价格过高,阻碍其进一步开拓市场的潜力。
发明内容
本发明提供一种基于活性炭/叶绿素铜钠复合电极的超级电容器,该超级电容器是以活性炭/叶绿素铜钠为电极材料的柔性对称固态超级电容器,其中叶绿素铜钠又兼做导电剂。由于叶绿素铜钠原料来源丰富,制作简单,成本较低,兼之导电性较好,可替代导电炭黑、石墨烯等,应用于超级电容器的电极材料上,以其制作的超级电容器既保持活性炭超级电容器的良好性能,又可降低其制作成本,具有潜在的应用价值。
为解决上述技术问题,本发明采用以下技术方案:
一种基于活性炭/叶绿素铜钠复合电极的超级电容器,包括电解质,所述电解质的上侧从上至下设置有集流体和电极,所述电解质的下侧从上至下设置有电极和集流体;所述电极为活性炭/叶绿素铜钠复合电极。
进一步地,所述集流体为铜箔、铝箔、不锈钢箔片、泡沫镍和泡沫铜中的一种。
进一步地,所述电解质为KOH-PVA混合物、H2SO4-PVA混合物、离子液体电解质和有机系电解质中的一种。
进一步地,所述活性炭/叶绿素铜钠复合电极由活性炭、叶绿素铜钠和粘结剂PVDF制成,其中活性炭与叶绿素铜钠质量比为(1:9)~(9:1),活性炭和叶绿素铜钠的总质量与粘结剂PVDF的质量比为9:1。
上述基于活性炭/叶绿素铜钠复合电极的超级电容器的制备方法包括以下步骤:
(1)将活性炭、叶绿素铜钠和粘结剂PVDF溶于有机溶剂NMP后,再经超声混匀后磁力搅拌4h,得活性炭/叶绿素铜钠复合电极浆料;
(2)将步骤(1)所得的活性炭/叶绿素铜钠复合电极浆料涂覆于集流体上并在100℃温度下烘干,得到活性炭/叶绿素铜钠复合电极;
(3)将电解质涂敷于活性炭/叶绿素铜钠复合电极上,待其达到半晾干状态得到超级电容器半成品。
(4)将两片半成品相互叠放,待完全晾干后用PET塑料膜对其进行封装,得到基于活性炭/叶绿素铜钠复合电极的超级电容器。
进一步地,上述步骤(1)中所述的活性炭和叶绿素铜钠质量比为(1:9)~(9:1),所述活性炭和叶绿素铜钠的总质量与粘结剂PVDF的质量比为9:1。
与现有技术相比,本发明的优点是:
本发明采用的复合电极中活性炭和叶绿素铜钠来源都非常丰富,成本较低又绿色环保,制作工艺也比较简单,因而作为超级电容器的电极材料具有极大的潜在价值。其中,叶绿素铜钠既作为复合电极材料之一,又兼做导电剂,替代较为高成本的导电炭黑或者石墨烯等,可在保持超级电容器性能的基础上,降低活性炭基超级电容的制作成本。
附图说明
图1是本发明的基于活性炭/叶绿素铜钠复合电极的超级电容器结构示意图;
图2是本发明实施例1制得的超级电容器在不同扫描速率下的循环伏安特性图;
图中:1-集流体、2-电极、3-电解质。
具体实施方式
实施例1(参考图1)
一种基于活性炭/叶绿素铜钠复合电极的超级电容器,包括电解质,所述电解质的上侧从上至下设置有集流体和电极,所述电解质的下侧从上至下设置有电极和集流体;所述电极为活性炭/叶绿素铜钠复合电极。
本实施例中,所述集流体为泡沫镍。
本实施例中,所述电解质为PVA-KOH混合物。
本实施例中基于活性炭/叶绿素铜钠复合电极的超级电容器制备方法包括以下步骤:
(1)将将活性炭、叶绿素铜钠和粘结剂PVDF按质量比为4:5:1混合,然后加入12ml有机溶剂NMP后,经超声混匀后磁力搅拌4h,得活性炭/叶绿素铜钠复合电极浆料;
(2)将泡沫镍按照1.5cm×1.5cm规格裁剪,并边缘引出两条电极接触线,然后将步骤(1)所得的活性炭/叶绿素铜钠复合电极浆料涂覆于泡沫镍上并在100℃温度下烘干;
(3)将4gPVA加入40ml超纯水中混合,然后置于95℃的水浴中搅拌20min,冷却后得到PVA溶液;再将5.61g KOH加入20ml超纯水中并磁力搅拌均匀,然后缓慢滴入得到的PVA溶液中,搅拌2h后得到PVA-KOH混合物;最后将PVA-KOH混合物涂敷于活性炭/叶绿素铜钠复合电极上,待其达到半晾干状态得到超级电容器半成品。
(4)将两片半成品相互叠放,待完全晾干后用PET塑料膜对其进行封装,得到基于活性炭/叶绿素铜钠复合电极的超级电容器。
性能测试:
图2所示是根据实施例1所制备的对称固态超级电容器在扫描速率分别为20、50和100 mV/s的循环伏安特性曲线图。据此计算出该超级电容器面积比电容值分别为86.4 mF/cm2,45.4 mF/cm2和26.1 mF/cm2。
以上所述仅为本发明的较佳实施例,并非是对本发明作其它形式的限制,任何熟悉本专业的技术人员可能利用上述揭示的技术内容加以变更或改型为等同变化的等效实施例。但是凡是未脱离本发明技术方案内容,依本发明申请专利范围所做的均等变化与修饰,皆应属本发明的涵盖范围。
Claims (5)
1.一种基于活性炭/叶绿素铜钠复合电极的超级电容器,包括电解质,其特征在于:所述电解质的上侧从上至下设置有集流体和电极,所述电解质的下侧从上至下设置有电极和集流体;所述电极为活性炭/叶绿素铜钠复合电极;
所述活性炭/叶绿素铜钠复合电极由活性炭、叶绿素铜钠和粘结剂PVDF制成,其中活性炭与叶绿素铜钠质量比为(1:9)~(9:1),活性炭和叶绿素铜钠的总质量与粘结剂PVDF的质量比为9:1。
2.根据权利要求1所述的一种基于活性炭/叶绿素铜钠复合电极的超级电容器,其特征在于:所述集流体为铜箔、铝箔、不锈钢箔片、泡沫镍和泡沫铜中的一种。
3.根据权利要求1所述的一种基于活性炭/叶绿素铜钠复合电极的超级电容器,其特征在于:所述电解质为KOH-PVA混合物、H2SO4-PVA混合物、离子液体电解质和有机系电解质中的一种。
4.一种如权利要求1-3任意一项所述的基于活性炭/叶绿素铜钠复合电极的超级电容器的制备方法,其特征在于:所述方法包括以下步骤:
(1)将活性炭、叶绿素铜钠和粘结剂PVDF溶于有机溶剂NMP后,再经超声混匀后磁力搅拌4h,得活性炭/叶绿素铜钠复合电极浆料;
(2)将步骤(1)所得的活性炭/叶绿素铜钠复合电极浆料涂覆于集流体上并在100℃温度下烘干,得到活性炭/叶绿素铜钠复合电极;
(3)将电解质涂敷于活性炭/叶绿素铜钠复合电极上,待其达到半晾干状态得到超级电容器半成品;
(4)将两片半成品相互叠放,待完全晾干后用PET塑料膜对其进行封装,得到基于活性炭/叶绿素铜钠复合电极的超级电容器。
5.根据权利要求4所述的基于活性炭/叶绿素铜钠复合电极的超级电容器的制备方法,其特征在于:步骤(1)中所述的活性炭和叶绿素铜钠的质量比为(1:9)~(9:1),所述活性炭和叶绿素铜钠的总质量与粘结剂PVDF的质量比为9:1。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811451365.0A CN109326457B (zh) | 2018-11-30 | 2018-11-30 | 基于活性炭/叶绿素铜钠复合电极的超级电容器及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811451365.0A CN109326457B (zh) | 2018-11-30 | 2018-11-30 | 基于活性炭/叶绿素铜钠复合电极的超级电容器及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109326457A CN109326457A (zh) | 2019-02-12 |
CN109326457B true CN109326457B (zh) | 2024-01-02 |
Family
ID=65255843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811451365.0A Active CN109326457B (zh) | 2018-11-30 | 2018-11-30 | 基于活性炭/叶绿素铜钠复合电极的超级电容器及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109326457B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110246964A (zh) * | 2019-06-25 | 2019-09-17 | 福建农林大学 | 基于叶绿素铜钠/pva复合薄膜的柔性透明阻变器件及其制备方法 |
CN111540612B (zh) * | 2020-05-09 | 2021-09-14 | 武夷学院 | 一种有机/无机复合超级电容器的制备方法 |
CN111540611B (zh) * | 2020-05-09 | 2021-09-10 | 武夷学院 | 一种三明治结构碳基超级电容器的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1956250A (zh) * | 2004-09-27 | 2007-05-02 | 北京理工大学 | 一种降低镍氢电池内压的添加剂 |
CN202004120U (zh) * | 2010-12-13 | 2011-10-05 | 依诺特生物能量控股公司 | 有机负电极以及具有该有机负电极的电池 |
CN102569942A (zh) * | 2010-12-13 | 2012-07-11 | 依诺特生物能量控股公司 | 导电增强材料、负电极材料层、负电极及电池 |
CN209804453U (zh) * | 2018-11-30 | 2019-12-17 | 福建农林大学 | 基于活性炭/叶绿素铜钠复合电极的超级电容器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9734955B2 (en) * | 2012-08-28 | 2017-08-15 | Sichuan University | Electrode material, preparation method thereof and supercapacitor based thereof |
-
2018
- 2018-11-30 CN CN201811451365.0A patent/CN109326457B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1956250A (zh) * | 2004-09-27 | 2007-05-02 | 北京理工大学 | 一种降低镍氢电池内压的添加剂 |
CN202004120U (zh) * | 2010-12-13 | 2011-10-05 | 依诺特生物能量控股公司 | 有机负电极以及具有该有机负电极的电池 |
CN102569942A (zh) * | 2010-12-13 | 2012-07-11 | 依诺特生物能量控股公司 | 导电增强材料、负电极材料层、负电极及电池 |
CN209804453U (zh) * | 2018-11-30 | 2019-12-17 | 福建农林大学 | 基于活性炭/叶绿素铜钠复合电极的超级电容器 |
Also Published As
Publication number | Publication date |
---|---|
CN109326457A (zh) | 2019-02-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Bavio et al. | Flexible symmetric and asymmetric supercapacitors based in nanocomposites of carbon cloth/polyaniline-carbon nanotubes | |
Shown et al. | Conducting polymer‐based flexible supercapacitor | |
Zhong et al. | Improved energy density of quasi-solid-state supercapacitors using sandwich-type redox-active gel polymer electrolytes | |
CN102723209B (zh) | 一种石墨烯纳米片/导电聚合物纳米线复合材料的制备方法 | |
Zhang et al. | Tunable electrode morphology used for high performance supercapacitor: polypyrrole nanomaterials as model materials | |
CN109326457B (zh) | 基于活性炭/叶绿素铜钠复合电极的超级电容器及其制备方法 | |
CN106024408B (zh) | 一种氧化钌-硫化铜复合材料、应用及一种超级电容器用的电极片 | |
Wang et al. | Biomass carbon/polyaniline composite and WO 3 nanowire-based asymmetric supercapacitor with superior performance | |
CN103854878A (zh) | 一种基于聚吡咯/二氧化锰/碳布的超级电容器及其制备方法 | |
CN102915844B (zh) | 一种制备碳片/二氧化锰纳米片的分级复合材料的方法及其应用 | |
CN104409222A (zh) | 一种石墨烯/二氧化锰纳米片/聚苯胺纳米棒三元复合材料的制备方法 | |
CN103337381A (zh) | 一种制造柔性电极的方法 | |
CN104576077A (zh) | 一种石墨烯/木质素基活性炭的制备方法及在超级电容器中的应用 | |
Hosseini et al. | Anchoring RuO 2 nanoparticles on reduced graphene oxide-multi-walled carbon nanotubes as a high-performance supercapacitor | |
CN104599861A (zh) | 一种石墨烯/木质素基活性炭的制备方法 | |
Lokhande et al. | New‐generation materials for flexible supercapacitors | |
CN103839695A (zh) | 石墨烯电极片及其制备方法和应用 | |
Aljafari et al. | Polyvinyl alcohol-acid redox active gel electrolytes for electrical double-layer capacitor devices | |
CN105047431A (zh) | 一种基于强关联氧化物复合电极的超级电容器的制备和测试方法 | |
CN106024414A (zh) | 一种无粘结剂的二氧化锰/聚吡咯复合电极、制备方法及其应用 | |
KR101057410B1 (ko) | 수퍼커패시터 및 이의 제조방법 | |
CN209804453U (zh) | 基于活性炭/叶绿素铜钠复合电极的超级电容器 | |
CN110942923B (zh) | 一种碳布原位生长三明治型核壳电极材料的制备方法 | |
CN108878160B (zh) | 泡沫镍/ITO-NWs材料、超级电容器及其制备方法 | |
CN108010734A (zh) | 一种基于石墨烯/碳纳米管气凝胶的微型超级电容器制作方法 |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |