KR20070044116A - 수퍼캐패시터 전극용 탄소재료의 메조포어 함량 증대 방법 - Google Patents
수퍼캐패시터 전극용 탄소재료의 메조포어 함량 증대 방법 Download PDFInfo
- Publication number
- KR20070044116A KR20070044116A KR1020050100066A KR20050100066A KR20070044116A KR 20070044116 A KR20070044116 A KR 20070044116A KR 1020050100066 A KR1020050100066 A KR 1020050100066A KR 20050100066 A KR20050100066 A KR 20050100066A KR 20070044116 A KR20070044116 A KR 20070044116A
- Authority
- KR
- South Korea
- Prior art keywords
- mesophase pitch
- pitch powder
- activated carbon
- powder
- potassium carbonate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title description 59
- 239000000843 powder Substances 0.000 claims abstract description 75
- 239000011302 mesophase pitch Substances 0.000 claims abstract description 72
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims abstract description 18
- 239000011261 inert gas Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 239000003575 carbonaceous material Substances 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims 2
- 239000007772 electrode material Substances 0.000 abstract description 13
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 abstract description 13
- 239000003792 electrolyte Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 229910000027 potassium carbonate Inorganic materials 0.000 abstract description 7
- 230000003213 activating effect Effects 0.000 abstract description 3
- 239000011148 porous material Substances 0.000 description 15
- 239000011295 pitch Substances 0.000 description 11
- 238000001994 activation Methods 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 238000009826 distribution Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000004913 activation Effects 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920003026 Acene Polymers 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 1
- 229910019897 RuOx Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011300 coal pitch Substances 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 229910003472 fullerene Inorganic materials 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011301 petroleum pitch Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920003987 resole Polymers 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Images
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
- 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
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
-
- 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)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
특허번호 | 내용 |
US Pat. 5,429,893 | 캐패시터의 1개의 전극은 탄소 재료를 적용하고 다른 전극은 redox성인 금속재료를 적용. |
US Pat. 5,420,168 | Resol계 수지와 다른 고분자를 적용하여 고밀도 및 고비표면적(400 ~ 1,000 m2/g)의 Carbon foam재질의 전극 제조 방법. |
US Pat. 5,369,546 | 활성탄 50% 이상과 Polyacene의 복합재료에 TiC, Pt등을 첨착한 전극 제조 방법. |
US Pat. 5,319,518 | Fullerene과 같은 다공성, 고전도성의 탄소 전극을 적용한 EDLC제조. |
US Pat. 5,172,307 | 활성탄과 polyacene을 혼합한 EDLC 용 전극 제조. |
US Pat. 5,168,433 | 할성탄에 산성 관능기를 부착하여 수명을 증가시키는 방법. |
US Pat 5,136,473 | 입자 크기가 다른 활성탄을 소결하여 1,300 m2/g의 비표면적을 가지는 전극 제조. |
US Pat. 6,225,020 | Sol-Gel법을 적용하여 활성탄에 RuOx를 첨착하는 전극 제조. |
일본공개특허공보2002-158140 | 탄소 입자에 다양한 금속을 첨착하여 전극 제조. |
Claims (2)
- 메조페이스 핏치를 10 ㎛ 이하로 분쇄하여 메조페이스 핏치 분말을 형성하는 단계;상기 메조페이스 핏치 분말을 2 ~ 3 몰의 탄산칼륨(K2CO3) 용액에 침적하고 수분이 증발하도록 가열하여 메조페이스 핏치 분말을 회수하는 단계;상기 메조페이스 핏치 분말을 불활성 기체 하에서 700 ~ 800 ℃로 30 ~ 60 분간 열처리하는 단계;상기 메조페이스 핏치 분말을 수산화칼륨(KOH) 용액에 침적하고 수분이 증발하도록 가열하여 메조페이스 핏치 분말을 회수하는 단계;상기 메조페이스 핏치 분말을 불활성 기체 하에서 700 ~ 800 ℃로 30 ~ 60 분간 열처리하는 단계;상기 열처리된 메조페이스 핏치 분말을 수세하고 회수하여 건조하는 단계;로구성되는 것을 특징으로 하는 수퍼캐패시터 전극용 탄소재료의 메조포어 함량 증대 방법.
- 제 1 항에 있어서, 수산화칼륨(KOH) 용액의 농도는 1 몰인 것을 특징으로 하는 수퍼캐패시터 전극용 탄소재료의 메조포어 함량 증대 방법.
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KR1020050100066A KR100715873B1 (ko) | 2005-10-24 | 2005-10-24 | 수퍼캐패시터 전극용 탄소재료의 메조포어 함량 증대 방법 |
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KR1020050100066A KR100715873B1 (ko) | 2005-10-24 | 2005-10-24 | 수퍼캐패시터 전극용 탄소재료의 메조포어 함량 증대 방법 |
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KR20070044116A true KR20070044116A (ko) | 2007-04-27 |
KR100715873B1 KR100715873B1 (ko) | 2007-05-07 |
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KR102198796B1 (ko) | 2018-11-22 | 2021-01-06 | 군산대학교산학협력단 | 환원 분위기를 이용한 활성탄의 제조방법 |
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JP3885905B2 (ja) | 1997-06-05 | 2007-02-28 | 古河機械金属株式会社 | 電気二重層コンデンサー |
KR100348499B1 (ko) * | 2000-07-13 | 2002-08-10 | 명지대학교 | 전기이중층 캐패시터용 왕겨 활성탄의 제조방법 |
JP4054746B2 (ja) | 2003-10-17 | 2008-03-05 | 新日本石油株式会社 | 電気二重層キャパシタ、その電極用活性炭とその製造方法 |
KR100599254B1 (ko) * | 2004-10-19 | 2006-07-13 | 한국화학연구원 | 수소저장용 고기공도 활성탄과 이의 제조방법 |
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