KR102036624B1 - 전극의 제조 방법 - Google Patents
전극의 제조 방법 Download PDFInfo
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Abstract
Description
도 2a는 종래의 도전 보조제(아세틸렌 블랙 입자)와 활성 물질 입자의 단면 모식도이고, 도 2b는 그의 SEM 이미지이다.
도 3a는 가열에 의한 산화 그래핀의 중량 변화 및 시차열 변화를 도시하고, 도 3b는 이산화탄소의 방출량을 도시한다.
도 4는 가열에 의한 산화 그래핀의 적외 분광 스펙트럼의 변화를 도시한다.
도 5는 이차 전지의 예를 나타낸다.
도 6a 및 도 6b는 실시예에서 제조한 전극의 단면 SEM 이미지이다.
도 7a는 실시예에서 제조한 전극의 단면 SEM 이미지이고, 도 7b는 그래핀을 도시하는 도면이다.
도 8은 실시예에서 제조한 리튬 이차 전지의 특성을 도시한다.
도 9는 실시예에서 제조한 리튬 이차 전지의 특성을 도시한다.
도 10은 축전 장치의 응용 예를 나타낸다.
102: 부극 활성 물질층
104: 부극
106: 하우징
110: 세퍼레이터
120: 링 형상 절연체
128: 정극 집전체
130: 정극 활성 물질층
132: 정극
140: 스페이서
142: 와셔
144: 하우징
201: 표시 장치
202: 하우징
203: 표시부
204: 스피커부
205: 축전 장치
211: 조명 장치
212: 하우징
213: 광원
214: 축전 장치
215: 천장
216: 측벽
217: 바닥
218: 창
221: 실내기
222: 하우징
223: 송풍구
224: 축전 장치
225: 실외기
231: 전기 냉동 냉장고
232: 하우징
233: 냉장실용 도어
234: 냉동실용 도어
235: 축전 장치
Claims (8)
- 전극으로서,
활성 물질층을 포함하고,
상기 활성 물질층은,
20 nm 내지 100 nm의 평균 1차 입자 크기(average primary particle size)를 갖는 활성 물질 입자들; 및
sp2 결합을 갖는 탄소 분자의 1 원자 두께 시트이거나, 또는 100개 이하의 상기 1 원자 두께 시트들의 적층체인 탄소 물질을 포함하고,
상기 활성 물질 입자들은 산소 원자들을 포함하고,
상기 활성 물질층에 대한 상기 활성 물질 입자들의 중량비는 95% 이상인, 전극. - 전극으로서,
활성 물질층을 포함하고,
상기 활성 물질층은,
20 nm 내지 100 nm의 평균 1차 입자 크기를 갖는 활성 물질 입자들; 및
sp2 결합을 갖는 그래핀의 1 원자 두께 시트이거나, 또는 100개 이하의 상기 1 원자 두께 시트들의 적층체인 탄소 물질을 포함하고,
상기 활성 물질 입자들은 산소 원자를 포함하는 정극 활성 물질을 포함하고,
상기 활성 물질층에 대한 상기 활성 물질 입자들의 중량비는 95% 이상인, 전극. - 전극으로서,
활성 물질층을 포함하고,
상기 활성 물질층은,
20 nm 내지 100 nm의 평균 1차 입자 크기를 갖는 활성 물질 입자들; 및
복수의 그래핀 분자의 결합에 의해 형성되는 제1 분자를 포함하는 탄소 물질을 포함하고,
상기 그래핀 분자들은 sp2 결합을 갖는 1 원자 두께 탄소 시트를 각각 포함하고,
상기 활성 물질 입자들의 물질은 산소 원자를 포함하는 정극 활성 물질이고,
상기 활성 물질층에 대한 상기 활성 물질 입자들의 중량비는 95% 이상인, 전극. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 활성 물질층에 대한 상기 활성 물질 입자들의 상기 중량비는 97% 이상인, 전극. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 활성 물질층은 고분자 유기 화합물을 포함하지 않는, 전극. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 활성 물질 입자들의 각각의 표면은 탄소를 포함하는 도전막으로 코팅되는, 전극. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 활성 물질 입자들의 물질은 인산철 리튬인, 전극. - 제3항에 있어서,
상기 제1 분자는 상기 제1 분자의 복수의 부분에서 상기 복수의 그래핀 분자의 결합을 갖는, 전극.
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
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JP2011124861 | 2011-06-03 | ||
JPJP-P-2011-124861 | 2011-06-03 | ||
JP2011140521 | 2011-06-24 | ||
JP2011141018 | 2011-06-24 | ||
JPJP-P-2011-141018 | 2011-06-24 | ||
JPJP-P-2011-140521 | 2011-06-24 | ||
PCT/JP2012/063569 WO2012165358A1 (en) | 2011-06-03 | 2012-05-21 | Method of manufacturing electrode |
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KR102036624B1 true KR102036624B1 (ko) | 2019-10-28 |
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KR1020197036366A Active KR102198085B1 (ko) | 2011-06-03 | 2012-05-21 | 정극, 리튬 이온 이차 전지, 이동체, 차량, 시스템, 및 전자 기기 |
KR1020217030674A Active KR102489415B1 (ko) | 2011-06-03 | 2012-05-21 | 정극, 리튬 이온 이차 전지, 이동체, 차량, 시스템, 및 전자 기기 |
KR1020137033065A Expired - Fee Related KR101972609B1 (ko) | 2011-06-03 | 2012-05-21 | 전극의 제조 방법 |
KR1020237001375A Active KR102650871B1 (ko) | 2011-06-03 | 2012-05-21 | 전극을 제조하기 위한 방법 |
KR1020197036367A Ceased KR20190139340A (ko) | 2011-06-03 | 2012-05-21 | 정극, 리튬 이온 이차 전지, 전기 자동차, 하이브리드 자동차, 이동체, 시스템, 및 전자 기기 |
KR1020197011202A Expired - Fee Related KR102036624B1 (ko) | 2011-06-03 | 2012-05-21 | 전극의 제조 방법 |
KR1020207037618A Active KR102307199B1 (ko) | 2011-06-03 | 2012-05-21 | 정극, 리튬 이온 이차 전지, 이동체, 차량, 시스템, 및 전자 기기 |
KR1020247009310A Pending KR20240042196A (ko) | 2011-06-03 | 2012-05-21 | 전극을 제조하기 위한 방법 |
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