KR20070118496A - 흑연계물질 함유 나노활성탄소섬유를 이용한 슈퍼캐패시터 - Google Patents
흑연계물질 함유 나노활성탄소섬유를 이용한 슈퍼캐패시터 Download PDFInfo
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- KR20070118496A KR20070118496A KR1020060052708A KR20060052708A KR20070118496A KR 20070118496 A KR20070118496 A KR 20070118496A KR 1020060052708 A KR1020060052708 A KR 1020060052708A KR 20060052708 A KR20060052708 A KR 20060052708A KR 20070118496 A KR20070118496 A KR 20070118496A
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- 229910003002 lithium salt Inorganic materials 0.000 claims description 11
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- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 3
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- 229910052744 lithium Inorganic materials 0.000 description 5
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- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
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- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- H01G11/36—Nanostructures, e.g. nanofibres, nanotubes or fullerenes
-
- 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
- H01G11/40—Fibres
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nanotechnology (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
구 분 | 방전용량(F/g) | 에너지밀도(Wh/㎏) |
실시예 13 | 77.8 | 31.3 |
실시예 14 | 60.2 | 28.5 |
실시예 15 | 58.5 | 27.8 |
비교예 1 | 14.4 | 7.3 |
Claims (7)
- (1) 용매 100중량부에 대하여 유기고분자물질 7.5 내지 15중량부를 용해시켜 고분자용액을 수득하는 용해단계;(2) 흑연 또는 핏치 또는 이들의 혼합물로 이루어지는 그룹으로부터 선택되는 흑연계물질 5 내지 30중량부를 상기 고분자용액에 분산시켜 방사용액을 수득하는 분산단계;(3) 상기 방사용액을 방사시켜 나노섬유를 수득하는 방사단계;(4) 상기 나노섬유를 질소분위기 하에서 700 내지 1000℃의 온도범위로 30 내지 90분간 가열, 탄화시켜 나노탄소섬유를 수득하는 탄화단계; 및(5) 상기 나노탄소섬유에 수증기를 공급하면서 700 내지 1000℃의 온도범위로 50 내지 70분간 가열시켜 나노활성탄소섬유를 수득하는 활성화단계;를 포함하여 이루어짐을 특징으로 하는 흑연계물질 함유 나노활성탄소섬유의 제조방법.
- 음극/전해질/격리판/전해질/양극의 구조를 갖는 슈퍼캐패시터에 있어서,음극 물질로서 청구항 1의 제조방법에 의하여 제조된 흑연계물질 함유 나노활성탄소섬유를 사용하여 이루어짐을 특징으로 하는 슈퍼캐패시터.
- 제 2 항에 있어서,상기 흑연계물질 함유 나노활성탄소섬유가 구리박판 상에 코팅되어 사용됨을 특징으로 하는 슈퍼캐패시터.
- 제 2 항에 있어서,상기 양극 물질로서 10 내지 800㎚의 크기의, 다수의 메조세공을 포함하는 나노활성탄소섬유를 사용하여 이루어짐을 특징으로 하는 슈퍼캐패시터.
- 제 2 항에 있어서,상기 전해질로서 리튬염을 함유하는 유기용매를 사용하여 이루어짐을 특징으로 하는 슈퍼캐패시터.
- 제 5 항에 있어서,상기 리튬염이 LiPF6, LiBF4, LiClO4, Li(CF3SO2)2, LiSbF6 또는 LiAsF6 들로 이루어지는 그룹으로부터 선택된 것임을 특징으로 하는 슈퍼캐패시터.
- 제 5 항에 있어서,상기 유기용매가 에틸렌카보네이트, 프로필렌카보네이트, 디메틸카보네이트, 디에틸카보네이트, 아세톤, 아세토니트릴, n-메틸-2-피롤리돈(NMP) 또는 이들의 혼합물들로 이루어지는 그룹으로부터 선택된 것임을 특징으로 하는 슈퍼캐패시터.
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KR1020060052708A KR100819900B1 (ko) | 2006-06-12 | 2006-06-12 | 흑연계물질 함유 나노활성탄소섬유를 이용한 슈퍼캐패시터 |
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KR1020060052708A KR100819900B1 (ko) | 2006-06-12 | 2006-06-12 | 흑연계물질 함유 나노활성탄소섬유를 이용한 슈퍼캐패시터 |
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KR20070118496A true KR20070118496A (ko) | 2007-12-17 |
KR100819900B1 KR100819900B1 (ko) | 2008-04-08 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101118186B1 (ko) * | 2008-08-13 | 2012-03-16 | 주식회사 아모그린텍 | 초고용량 커패시터용 전극물질, 이 전극물질을 이용한 초고용량 커패시터 전극 및 그 제조방법 |
KR101126784B1 (ko) * | 2009-09-25 | 2012-04-12 | 전남대학교산학협력단 | 망간산화물/탄소나노섬유복합재 제조방법 및 그 탄소나노섬유복합재를 포함하는 고용량 하이브리드 슈퍼의사캐패시터용 전극 |
KR101439154B1 (ko) * | 2013-11-21 | 2014-11-04 | 한국에너지기술연구원 | 나노잉크 및 제조방법, 이를 포함하는 박막형 초고용량 커패시터용 전극 및 제조방법 |
WO2017155185A1 (ko) * | 2016-03-08 | 2017-09-14 | 한국과학기술원 | 코팅된 다공성 재료의 제조방법, 코팅된 다공성 재료 및 코팅된 다공성 재료를 포함하는 전극 |
KR20230151379A (ko) | 2022-04-25 | 2023-11-01 | 청주대학교 산학협력단 | 고전압 및 고신뢰성 초고용량 전기이중층 커패시터 및 이의 제조 방법 |
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US20100167177A1 (en) * | 2008-11-06 | 2010-07-01 | Industry Foundation Of Chonnam National University | Carbon nanofiber with skin-core structure, method of producing the same, and products comprising the same |
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KR100607370B1 (ko) * | 2003-01-15 | 2006-08-07 | 전남대학교산학협력단 | 정전방사 방법에 의한 피치계 나노탄소섬유 웹과 나노 활성탄소섬유 웹 제조 |
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KR101118186B1 (ko) * | 2008-08-13 | 2012-03-16 | 주식회사 아모그린텍 | 초고용량 커패시터용 전극물질, 이 전극물질을 이용한 초고용량 커패시터 전극 및 그 제조방법 |
KR101126784B1 (ko) * | 2009-09-25 | 2012-04-12 | 전남대학교산학협력단 | 망간산화물/탄소나노섬유복합재 제조방법 및 그 탄소나노섬유복합재를 포함하는 고용량 하이브리드 슈퍼의사캐패시터용 전극 |
KR101439154B1 (ko) * | 2013-11-21 | 2014-11-04 | 한국에너지기술연구원 | 나노잉크 및 제조방법, 이를 포함하는 박막형 초고용량 커패시터용 전극 및 제조방법 |
WO2017155185A1 (ko) * | 2016-03-08 | 2017-09-14 | 한국과학기술원 | 코팅된 다공성 재료의 제조방법, 코팅된 다공성 재료 및 코팅된 다공성 재료를 포함하는 전극 |
KR20230151379A (ko) | 2022-04-25 | 2023-11-01 | 청주대학교 산학협력단 | 고전압 및 고신뢰성 초고용량 전기이중층 커패시터 및 이의 제조 방법 |
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