KR101976685B1 - 전극용 탄소소재 제조방법 및 전극용 탄소소재 - Google Patents
전극용 탄소소재 제조방법 및 전극용 탄소소재 Download PDFInfo
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- KR101976685B1 KR101976685B1 KR1020160089030A KR20160089030A KR101976685B1 KR 101976685 B1 KR101976685 B1 KR 101976685B1 KR 1020160089030 A KR1020160089030 A KR 1020160089030A KR 20160089030 A KR20160089030 A KR 20160089030A KR 101976685 B1 KR101976685 B1 KR 101976685B1
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- 229910052759 nickel Inorganic materials 0.000 claims abstract description 94
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- 229910017604 nitric acid Inorganic materials 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 7
- 229910018590 Ni(NO3)2-6H2O Inorganic materials 0.000 claims description 4
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 11
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 10
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- MQRWBMAEBQOWAF-UHFFFAOYSA-N acetic acid;nickel Chemical compound [Ni].CC(O)=O.CC(O)=O MQRWBMAEBQOWAF-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
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- 229940078494 nickel acetate Drugs 0.000 description 2
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 2
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 2
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- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 240000000491 Corchorus aestuans Species 0.000 description 1
- 235000011777 Corchorus aestuans Nutrition 0.000 description 1
- 235000010862 Corchorus capsularis Nutrition 0.000 description 1
- 229910016523 CuKa Inorganic materials 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- LLQPHQFNMLZJMP-UHFFFAOYSA-N Fentrazamide Chemical compound N1=NN(C=2C(=CC=CC=2)Cl)C(=O)N1C(=O)N(CC)C1CCCCC1 LLQPHQFNMLZJMP-UHFFFAOYSA-N 0.000 description 1
- 240000006240 Linum usitatissimum Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000012901 Milli-Q water Substances 0.000 description 1
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 1
- 238000001237 Raman spectrum Methods 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910021607 Silver chloride Inorganic materials 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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- 230000035699 permeability Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
-
- 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
- H01G11/34—Carbon-based characterised by carbonisation or activation of carbon
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- 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)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
도 2는 니켈 전처리 및 에칭 여부에 따른 각 샘플(CFP(a), NiFP(b), NiF20(c))들을 전도성 원자간힘현미경(5μ C-AFM)으로 관측한 이미지이다.
도 3은 니켈 전처리, 탄화, 및 에칭을 모두 마친 샘플(NiF20)의 탄화 온도 별 샘플을 주사현미경(SEM)으로 관측한 이미지이다.
도 4는 탄화만한 샘플(CFP)의 탄화 온도 별 샘플을 원자간힘현미경(AFM)으로 관측한 지형적 3차원적 형상 이미지(topographical 3D image)와 전류 흐름을 나타낸 것이다.
도 5는 탄화만한 샘플(CFP)을 원자간힘현미경(AFM)으로 관측한 전류(Current, C)와 전압(Voltage, V) 의 곡선(CV curve)이다.
도 6은 니켈 전처리, 탄화, 및 에칭을 모두 마친 샘플(NiF20)의 탄화 온도별 샘플을 원자간힘현미경(AFM)으로 관측한 지형적 3차원적 형상 이미지(topographical 3D image)와 전류 흐름을 나타낸 것이다.
도 7은 니켈 전처리, 탄화, 및 에칭을 모두 마친 샘플(NiF20)의 탄화 온도별 샘플을 원자간힘현미경(AFM)으로 관측한 전류(Current, C)와 전압(Voltage, V) 의 곡선(CV curve)이다.
도 8은 800℃로 탄화한, 니켈 전처리 및 에칭 여부에 따른 각 샘플(CFP(a), NiFP(b), NiF20(c))들을 원자간힘현미경(AFM)으로 관측한 이미지이다.
도 9는 니켈 전처리 및 에칭 여부에 따른 각 샘플들(CFP(a), NiF20(b))의 탄화된 셀룰로오스 섬유들의 온도 별 X선 회절 분석(XRD)에 따른 패턴을 나타낸 것이다.
도 10은 니켈 전처리 및 에칭 여부에 따른 각 샘플들(CFP(a), NiF20(b))의 탄화된 셀룰로오스 섬유들의 온도 별 라만 분광학에 따른 결과를 나타낸 것이다.
도 11은 800 ℃로 탄화한, 니켈 전처리 및 에칭 여부에 따른 각 샘플(CFP(a) 및 NiF20(b))과 탄화만 한 NiF20(b)의 니켈(Ni)(c) 및 탄소(C) 자체(d)의 고 해상도 투과전자현미경(TEM)으로 관측한 이미지이다.
도 12는 니켈 전처리 및 에칭 여부에 따른 각 샘플(CFP(a), NiFP(b), NiF20(c))들의 5M의 염화칼륨(KCl) 용액에서의 cyclic voltamagram으로 측정한 이미지이다(scan rate는 5mV/s이다).
도 13은 니켈 전처리, 800℃로 탄화, 및 에칭을 모두 마친 샘플(NiF20-800)의 5M의 염화칼륨(KCl)에서의 cyclic voltamagram으로 측정한 이미지(a)(scan rate는 5mV/s5에서부터 100mV/s까지 이다), 5M의 염화칼륨(KCl)용액에서의 전류 밀도 1, 2, 4A/g일 때의 GCD 곡선(b), cycle 수에 따른 전기용량의 플롯(c)을 나타낸 것이다.
샘플 | 평균 전류(average current, nA) | RMS 거칠기(nm) |
NiFP | -888 | 289.5 |
NiF20 | -569 | 68.8 |
CFP | -202 | 35.6 |
샘플 | 2 θ(˚) | d002(nm) |
NiF20-800 | 25.901 | 0.3438 |
NiF20-900 | 25.924 | 0.3435 |
NiF20-1000 | 25.929 | 0.3434 |
NiF20-1100 | 25.938 | 0.3433 |
NiF20-1300 | 25.945 | 0.3432 |
온도(℃) | RI=ID/IG | |
CFP | NiF20 | |
600 | 0.78 | 0.88 |
700 | 0.77 | 0.92 |
800 | 0.93 | 0.85 |
900 | 0.90 | 0.89 |
1000 | 0.95 | 0.82 |
1100 | 0.95 | 0.83 |
1300 | 0.97 | 0.79 |
샘플 | 800℃ | 1000℃ | 1100℃ | 1300℃ |
NiFP | 124.6 | 38.0 | 54.8 | 10.8 |
NiF20 | 278.6 | 89.4 | 83.0 | 68.2 |
CFP | 10.2 | 24.3 | - | 35.4 |
Claims (9)
- 탄소계열 시트를 니켈 용액에 침지하여 전처리하는 단계;
상기 전처리된 탄소계열 시트를 열처리하여 탄화하는 단계; 및
상기 탄화된 탄소계열 시트를 에칭하여 상기 탄소계열 시트에 잔류하는 니켈 입자를 제거하는 단계를 포함하고
상기 탄소계열 시트는 필터 페이퍼 또는 면 펄프인 것을 특징으로 하는 전극용 탄소소재 제조방법.
- 제1항에 있어서,
상기 탄화하는 단계의 열처리 온도는 상기 탄소계열 시트를 니켈 전처리 하지 않고 탄화시킬 경우의 열처리 온도보다 낮은 것을 특징으로 하는 전극용 탄소소재 제조방법.
- 삭제
- 제1항에 있어서,
상기 탄소계열 시트가 필터 페이퍼인 경우,
상기 탄화하는 단계에서의 열처리 온도는 800 ℃ 내지 1500 ℃인 것을 특징으로 하는 전극용 탄소소재 제조방법.
- 제1항에 있어서,
상기 니켈 용액은 (Ni(NO3)26H2O), Ni(OCOCH3)2 · 4H2O, NiCl2 또는 NiSO4을 포함하는 전극용 탄소소재 제조방법.
- 삭제
- 제1항에 있어서,
상기 잔류하는 니켈 입자를 제거하는 단계의 에칭 용액은 10% 내지 50%의 농도인 질산(HNO3)을 사용하는 것을 특징으로 하는 전극용 탄소소재 제조방법.
- 제1항에 있어서,
상기 니켈 입자를 제거함으로써, 상기 탄화된 탄소계열 시트의 비정전용량값이 증가되는 것을 특징으로 하는 전극용 탄소소재 제조방법.
- 삭제
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KR101647960B1 (ko) * | 2014-10-31 | 2016-08-17 | 한국에너지기술연구원 | 탄소 전극 및 이의 제조 방법 |
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JP5107840B2 (ja) * | 2007-09-11 | 2012-12-26 | コリア インスティチュート オブ エナジー リサーチ | 白金ナノ触媒が担持されたセルロース電極の製造方法及び白金ナノ触媒が担持されたセルロース電極 |
KR101155102B1 (ko) | 2010-01-29 | 2012-06-11 | 한국기계연구원 | 탄소 나노 소재를 표면 위에 성장시킨 탄소섬유 나노 구조체의 제조 방법 |
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