KR20120076893A - 야자각 차콜을 이용한 커패시터용 활성탄 제조방법 - Google Patents
야자각 차콜을 이용한 커패시터용 활성탄 제조방법 Download PDFInfo
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- KR20120076893A KR20120076893A KR1020100138656A KR20100138656A KR20120076893A KR 20120076893 A KR20120076893 A KR 20120076893A KR 1020100138656 A KR1020100138656 A KR 1020100138656A KR 20100138656 A KR20100138656 A KR 20100138656A KR 20120076893 A KR20120076893 A KR 20120076893A
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- activated carbon
- surface area
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- capacitor
- coconut shell
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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
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
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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
- H01G11/34—Carbon-based characterised by carbonisation or activation of carbon
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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
- Y02E60/13—Energy storage using capacitors
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- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Carbon And Carbon Compounds (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
도 2는 본 발명의 고 비표면적 활성탄을 이용한 슈퍼커패시터 제조하는 공정도.
도 3은 본 발명으로 제조된 활성탄을 이용해 제조된 슈퍼커패시터의 단위면적당 충ㆍ방전 능력을 KOH/야자각 차콜의 중량비율이 3인 경우 Ar 유량에 따라 나타낸 그래프.
도 4는 제조된 슈퍼커패시터의 단위질량당 충ㆍ방전 능력을 KOH/야자각 차콜의 중량비율이 3인 경우 Ar 유량 에 따라 나타낸 그래프.
도 5는 제조된 슈퍼커패시터의 단위면적당 사이클 테스트를 KOH/야자각 차콜의 중량비율이 3인 경우 Ar 유량 에 따라 나타낸 그래프.
도 6은 본 발명의 제조된 슈퍼커패시터의 단위면적당 충ㆍ방전 능력을 KOH/야자각 차콜의 중량비율이 4인 경우 Ar 유량 에 따라 나타낸 그래프.
도 7은 제조된 슈퍼커패시터의 단위질량당 충ㆍ방전 능력을 KOH/야자각 차콜의 중량비율이 4인 경우 Ar 유량 에 따라 나타낸 그래프.
도 8은 제조된 슈퍼커패시터의 단위면적당 사이클 테스트를 KOH/야자각 차콜의 중량비율이 4인 경우 Ar 유량 에 따라 나타낸 그래프이다.
| KOH/야자각차콜 | Ar 유량(㏄/min) | 비표면적(㎡/g) | 평균기공크기(㎚) |
| 1/1 | 200 | 764 | 2.24 |
| 2/1 | 200 | 1896 | 2.15 |
| 4/1 | 200 | 2785 | 2.08 |
| 6/1 | 200 | 3067 | 1.82 |
| 8/1 | 200 | 2798 | 1.84 |
| 10/1 | 200 | 2701 | 1.87 |
| KOH/야자각차콜 | Ar 유량(㏄/min) | 비표면적(㎡/g) | 평균기공크기(㎚) |
| 4/1 | 100 | 2302 | 2.17 |
| 4/1 | 200 | 2785 | 1.97 |
| 4/1 | 400 | 2838 | 1.96 |
| 4/1 | 600 | 2925 | 1.85 |
| 4/1 | 1000 | 2975 | 1.79 |
Claims (6)
- 0.3~0.5F/㎠(100~200F/g)의 충전능력을 갖는 슈퍼커패시터 전극소재로 사용하기 위한 것으로, 1500~3000㎡/g의 고 비표면적과 1.5~5㎜의 메조기공을 갖고 있는, 커패시터용 활성탄 제조방법으로서,
수산화칼륨(KOH)과 야자각 차콜을 중량비로 0.2~10:1로 하여 분쇄 및 혼합하는 단계(S1);
상기 혼합물을 튜브 로에서 700~900℃의 온도에서 활성화하여 활성탄을 제조하는 단계(S2);
상기단계(S2)에서 제조된 활성탄의 불순물을 제거하는 단계(S3); 그리고,
상기단계(S3) 후 수세하고 건조하는 단계(S4)를 포함함을 특징으로 하는 커패시터용 활성탄 제조방법. - 제 1 항에 있어서, 상기단계(S1)에서의 야자각 차콜은 크기가 0.6㎜ 이하의 분말 또는 1~5㎜의 입상임을 특징으로 하는 커패시터용 활성탄 제조방법.
- 제 1 항에 있어서, 상기단계(S2)에서의 활성화는 아르곤 및/또는 질소가스를 100~1000㏄/분의 유량으로 주입하여 반응분위기를 조절하면서 행하는 것임을 특징으로 하는 커패시터용 활성탄 제조방법.
- 제 1 항에 있어서, 상기 활성화는 0.1~10℃/분으로 승온하여 활성화온도에서 30~180분간 유지시킨 후 서냉하는 것임을 특징으로 하는 커패시터용 활성탄 제조방법.
- 제 1 항에 있어서, 상기단계(S3)에서의 중화 및 불순물 제거는 3~5M 염산으로 70~100℃에서 20~60분 처리하는 것임을 특징으로 하는 커패시터용 활성탄 제조방법.
- 제 1 항에 있어서, 상기단계(S4)에서의 수세는 pH 7까지 행하는 것이며, 상기건조는 건조기에서 80~110℃의 온도로 10~15시간 행하는 것임을 특징으로 하는 커패시터용 활성탄 제조방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100138656A KR20120076893A (ko) | 2010-12-30 | 2010-12-30 | 야자각 차콜을 이용한 커패시터용 활성탄 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100138656A KR20120076893A (ko) | 2010-12-30 | 2010-12-30 | 야자각 차콜을 이용한 커패시터용 활성탄 제조방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20120076893A true KR20120076893A (ko) | 2012-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020100138656A Ceased KR20120076893A (ko) | 2010-12-30 | 2010-12-30 | 야자각 차콜을 이용한 커패시터용 활성탄 제조방법 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20230023057A (ko) * | 2016-10-21 | 2023-02-16 | 주식회사 쿠라레 | 탄소질 재료 및 그 제조 방법 |
| US11634330B2 (en) | 2017-02-27 | 2023-04-25 | Kuraray Co., Ltd. | Carbonaceous material and method for producing same |
| CN116282008A (zh) * | 2023-05-04 | 2023-06-23 | 福建省鑫森炭业股份有限公司 | 一种超低磷酸消耗制备木质活性炭的方法 |
| CN116751422A (zh) * | 2023-08-16 | 2023-09-15 | 广州海天塑胶有限公司 | 一种汽车用负离子聚丙烯复合高分子材料及其制备方法 |
| CN117720105A (zh) * | 2023-12-18 | 2024-03-19 | 江苏杰瑞医疗技术有限公司 | 一种改性椰壳活性炭及其制备方法 |
-
2010
- 2010-12-30 KR KR1020100138656A patent/KR20120076893A/ko not_active Ceased
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20230023057A (ko) * | 2016-10-21 | 2023-02-16 | 주식회사 쿠라레 | 탄소질 재료 및 그 제조 방법 |
| US11634330B2 (en) | 2017-02-27 | 2023-04-25 | Kuraray Co., Ltd. | Carbonaceous material and method for producing same |
| CN116282008A (zh) * | 2023-05-04 | 2023-06-23 | 福建省鑫森炭业股份有限公司 | 一种超低磷酸消耗制备木质活性炭的方法 |
| CN116751422A (zh) * | 2023-08-16 | 2023-09-15 | 广州海天塑胶有限公司 | 一种汽车用负离子聚丙烯复合高分子材料及其制备方法 |
| CN116751422B (zh) * | 2023-08-16 | 2023-11-03 | 广州海天塑胶有限公司 | 一种汽车用负离子聚丙烯复合高分子材料及其制备方法 |
| CN117720105A (zh) * | 2023-12-18 | 2024-03-19 | 江苏杰瑞医疗技术有限公司 | 一种改性椰壳活性炭及其制备方法 |
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