KR20140075678A - 배터리용 캐소드 - Google Patents
배터리용 캐소드 Download PDFInfo
- Publication number
- KR20140075678A KR20140075678A KR1020147006357A KR20147006357A KR20140075678A KR 20140075678 A KR20140075678 A KR 20140075678A KR 1020147006357 A KR1020147006357 A KR 1020147006357A KR 20147006357 A KR20147006357 A KR 20147006357A KR 20140075678 A KR20140075678 A KR 20140075678A
- Authority
- KR
- South Korea
- Prior art keywords
- core
- coating
- electrode
- hybridized
- active material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Abstract
Description
도 2는 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 펄스 전력 성능을 나타낸다.
도 3은 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 펄스 전력 성능을 나타낸다.
도 4는 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 펄스 전력 성능을 나타낸다.
도 5는 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 펄스 전력 성능 대 방전심도를 나타낸다.
도 6은 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 펄스 전력 성능 대 방전심도를 나타낸다.
도 7은 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 전압 성능을 용량의 함수로서 나타낸다.
도 8A 및 8B는 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 전압 성능을 용량의 함수로서 나타낸다.
도 9는 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 전압 성능을 용량의 함수로서 나타낸다.
도 10A 및 10B는 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 용량 보존율을 나타낸다.
도 11은 본 발명의 일부 실시양태에 따라 코팅된 캐소드 활성 물질을 포함하는 전기화학 전지의 테스트 결과를 대조군과 비교하여 도시한다. 일부 코팅재는 개선된 전압 성능을 나타낸다.
Claims (20)
- 고유 전도도 및 활성 전극 물질을 가지는 것을 특징으로 하는 코팅 화합물을 조합하여 혼합물을 만드는 단계;
혼합물이 활성 전극 물질의 분해를 제한하는 온도에서 및 시간 동안 가열되는, 혼합물을 가열하여 전도성 코팅된 활성 전극 물질을 만드는 단계;
전도성 코팅된 활성 전극 물질을 바인더 물질 및 전도성 첨가제와 혼합하여 전극 형성 혼합물을 만드는 단계; 및
전극 형성 혼합물을 가열하여 전극을 만드는 단계
를 포함하는 전기화학 전지용 전극의 제조 방법. - 제1항에 있어서, 코팅 화합물이 유기 물질을 포함하는 것인 제조 방법.
- 제1항에 있어서, 코팅 화합물이, 90 % 이상의 탄소 원자가 sp 또는 sp2 혼성화된 공액 코어를 포함하는 것인 제조 방법.
- 제1항에 있어서, 코팅 화합물이, 35 % 이상의 탄소 원자가 sp 또는 sp2 혼성화된 공액 코어를 포함하는 것인 제조 방법.
- 제1항에 있어서, 코팅 화합물이, 약 100 %의 탄소 원자가 sp 또는 sp2 혼성화된 공액 코어를 포함하는 것인 제조 방법.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 코팅 화합물이 약 섭씨 450 도 미만에서 가열된 것인 제조 방법.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 코팅 화합물이 약 0 시간 내지 약 6 시간 범위의 시간 동안 가열된 것인 제조 방법.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 코팅 화합물이 나프탈렌 코어를 포함하는 것인 제조 방법.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 코팅 화합물이 펜타센 코어를 포함하는 것인 제조 방법.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 코팅 화합물이 페릴렌 코어를 포함하는 것인 제조 방법.
- 활성 전극 물질;
바인더 물질; 및
코팅이 활성 전극 물질에 도포되는, 고유 전도성 코팅
을 포함하는 전기화학 전지용 전극. - 제11항에 있어서, 고유 전도성 코팅이 공액 코어를 포함하는 유기 코팅 화합물로부터 만들어진 것인 전극.
- 제11항에 있어서, 고유 전도성 코팅이, 90 % 이상의 탄소 원자가 sp 또는 sp2 혼성화된 공액 코어를 포함하는 유기 코팅 화합물로부터 만들어진 것인 전극.
- 제12항에 있어서, 공액 코어가 나프탈렌 코어, 펜타센 코어, 페릴렌 코어, 안트라센 코어, 및 그의 조합물로 이루어진 군으로부터 선택된 것인 전극.
- 캐소드 활성 물질의 입자와 고유 유기 도체를 혼합하는 단계; 및
캐소드 활성 물질의 분해를 제한하는 온도에서 및 시간 동안 혼합물을 가열하는 단계
를 포함하는 활성 전극 물질의 입자의 코팅 방법. - 제15항에 있어서, 시간이 6 시간 미만이고, 온도가 섭씨 450 도 미만인 코팅 방법.
- 제15항에 있어서, 시간이 6 시간 미만이고, 온도가 섭씨 350 도 미만인 코팅 방법.
- 제15항에 있어서, 시간이 6 시간 미만이고, 온도가 섭씨 250 도 미만인 코팅 방법.
- 제15항에 있어서, 고유 유기 도체가, 90 % 이상의 탄소 원자가 sp 또는 sp2 혼성화된 공액 코어를 포함하는 것인 코팅 방법.
- 제15항에 있어서, 공액 코어가 나프탈렌 코어, 펜타센 코어, 페릴렌 코어, 안트라센 코어, 및 그의 조합물로 이루어진 군으로부터 선택된 것인 코팅 방법.
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| PCT/US2012/054953 WO2013040101A1 (en) | 2011-09-13 | 2012-09-12 | Cathode for a battery |
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| WO2014144034A1 (en) * | 2013-03-15 | 2014-09-18 | Wildcat Discovery Technologies, Inc. | Cathode for a battery |
| US9099735B2 (en) | 2011-09-13 | 2015-08-04 | Wildcat Discovery Technologies, Inc. | Cathode for a battery |
| US9048496B2 (en) * | 2012-03-07 | 2015-06-02 | A123 Systems Llc | Surface treatment of electrochemically active materials for rechargeable cells |
| JP5447618B2 (ja) * | 2012-08-28 | 2014-03-19 | 株式会社豊田自動織機 | 非水電解質二次電池用負極材料、その製造方法、非水電解質二次電池用負極及び非水電解質二次電池 |
| EP2747177B1 (en) * | 2012-12-21 | 2017-07-12 | Karlsruher Institut für Technologie | Lithium/graphite fluoride primary battery and method for its manufacturing |
| WO2014144179A1 (en) | 2013-03-15 | 2014-09-18 | Wildcat Discovery Technologies, Inc. | High energy materials for a battery and methods for making and use |
| US8916062B2 (en) | 2013-03-15 | 2014-12-23 | Wildcat Discovery Technologies, Inc. | High energy materials for a battery and methods for making and use |
| US9159994B2 (en) | 2013-03-15 | 2015-10-13 | Wildcat Discovery Technologies, Inc. | High energy materials for a battery and methods for making and use |
| US20140272581A1 (en) | 2013-03-15 | 2014-09-18 | Wildcat Discovery Technologies, Inc. | High energy materials for a battery and methods for making and use |
| WO2014144167A1 (en) | 2013-03-15 | 2014-09-18 | Wildcat Discovery Technologies, Inc. | High energy materials for a battery and methods for making and use |
| US20150044569A1 (en) * | 2013-08-07 | 2015-02-12 | Rutgers, The State University Of New Jersey | High energy cathode materials for primary batteries |
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| EP2756533A4 (en) | 2011-09-13 | 2015-05-06 | Wildcat discovery technologies inc | CATHODE FOR A BATTERY |
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| US20130065126A1 (en) | 2013-03-14 |
| WO2013040101A1 (en) | 2013-03-21 |
| EP2756533A1 (en) | 2014-07-23 |
| US9397339B2 (en) | 2016-07-19 |
| CN103814464A (zh) | 2014-05-21 |
| JP6247211B2 (ja) | 2017-12-13 |
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