KR20200081375A - 에너지 저장 장치 전극 제조를 위한 방법 및 장치 - Google Patents
에너지 저장 장치 전극 제조를 위한 방법 및 장치 Download PDFInfo
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Abstract
Description
도 1은 하나 이상의 전극 필름을 포함하는 에너지 저장 장치의 개략도이다.
도 2는 전극 필름 혼합물의 제조방법의 양태의 공정 흐름도이다.
도 3은 전극 필름 혼합물을 제조하기 위한 장치의 양태의 개략도이다.
Claims (28)
- 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치로서,
상기 장치는,
폴리머 분산액을 포함하는 제1 공급원으로서, 상기 폴리머 분산액은 폴리머 바인더 및 임계 또는 초임계 유체(critical or supercritical fluid)를 포함하고, 상기 폴리머 바인더는 에너지 저장 장치 전극 필름 혼합물의 제1 성분인 것인, 제1 공급원;
에너지 저장 장치 전극 필름 혼합물의 제2 성분을 포함하는 제2 공급원;
상기 폴리머 분산액과 제2 성분을 수용하여, 폴리머 분산액과 제2 성분을 포함하는 슬러리를 형성하도록 구성되는 믹서; 및
상기 슬러리를 수용 및 감압시키도록 구성되고, 추가로 임계 또는 초임계 유체를 증발시키고 제2 성분 상에 건조 폴리머 바인더를 적층하도록 구성되는 디컴프레서(decompressor);를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 제2 성분은 입자상 물질(particulate)을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 제2 성분은 카본을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 제2 성분은 활성 전극 재료를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제4항에 있어서,
상기 제2 성분은 그래파이트를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제4항에 있어서,
상기 제2 성분은 배터리 캐소드 활성 재료를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제6항에 있어서,
상기 제2 성분은 리튬 금속 산화물을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제4항에 있어서,
상기 활성 전극 재료는 황 및 황을 포함하는 재료 중 적어도 하나를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 유체는 초임계 이산화탄소를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 폴리머 분산액은 유체 중 폴리머 바인더의 용액을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 폴리머 바인더는 폴리테트라플루오로에틸렌(PTFE)을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 장치는 건조 폴리머 바인더를 수용하도록 구성되는 수집 용기(collector container)를 더 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제12항에 있어서,
상기 수집 용기는 여과식 격납 용기(filtered containment vessel)를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 제1항에 있어서,
상기 디컴프레서는 오리피스(orifice)를 포함하고, 상기 디컴프레서는 슬러리를 오리피스를 통과시켜 슬러리를 감압시키고 유체를 증발시키도록 구성되는 것인, 에너지 저장 장치 전극 필름 혼합물을 형성하기 위한 장치.
- 에너지 저장 장치 전극 필름 혼합물의 제조방법으로서,
상기 방법은,
임계 또는 초임계 유체에 분산되는 폴리머 바인더를 포함하는 폴리머 분산액을 제공하는 단계로, 상기 폴리머 바인더는 에너지 저장 장치 전극 필름 혼합물의 제1 성분인 것인, 폴리머 분산액을 제공하는 단계;
에너지 저장 장치 전극 필름 혼합물의 제2 성분을 제공하는 단계;
상기 폴리머 분산액 및 제2 성분을 포함하는 슬러리를 형성하는 단계; 및
상기 슬러리를 감압시켜 임계 또는 초임계 유체를 증발시키고, 상기 제2 성분 상에 건조 폴리머 바인더를 적층시키는 단계;를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 제2 성분은 입자상 물질을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 방법은 건조 폴리머 바인더로 제2 성분을 코팅하는 단계를 더 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 제2 성분은 카본을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 제2 성분은 전극 활성 재료를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제19항에 있어서,
상기 전극 활성 재료는 그래파이트를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제19항에 있어서,
상기 전극 활성 재료는 리튬 금속 산화물을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제19항에 있어서,
상기 전극 활성 재료는 황 및 황을 포함하는 재료 중 적어도 하나를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 폴리머 바인더는 폴리테트라플루오로에틸렌(PTFE)을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 유체는 초임계 이산화탄소인 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 슬러리를 감압시키는 단계는 슬러리를 오리피스를 통과시키는 것을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제15항에 있어서,
상기 폴리머 바인더를 적층시키는 단계는 제2 성분을 건조 폴리머 바인더로 코팅하는 것을 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제26항에 있어서,
상기 방법은 수집 용기 내에 코팅된 제2 성분을 수용하는 단계를 더 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
- 제27항에 있어서,
상기 수집 용기는 여과식 격납 용기를 포함하는 것인, 에너지 저장 장치 전극 필름 혼합물의 제조방법.
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| PCT/US2018/058185 WO2019089574A1 (en) | 2017-11-02 | 2018-10-30 | Methods and apparatuses for energy storage device electrode fabrication |
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| CN112103475A (zh) * | 2020-09-23 | 2020-12-18 | 天目湖先进储能技术研究院有限公司 | 一种利用超临界集流体制备锂电池电极的方法和电极 |
| CN112687876B (zh) * | 2020-12-15 | 2022-04-05 | 重庆硕盈峰新能源科技有限公司 | 一种制备负极极片的方法及其锂离子聚合物电池 |
| CN112786837B (zh) * | 2021-01-18 | 2022-04-05 | 重庆硕盈峰新能源科技有限公司 | 一种超临界二氧化碳为溶剂制备锂离子电池正极极片的方法 |
| US20260085161A1 (en) | 2022-08-09 | 2026-03-26 | W. L. Gore & Associates, Inc. | Ultra-high molecular weight polyethylene (uhmwpe) particles and filled articles produced therewith |
| CN118472194A (zh) * | 2024-01-22 | 2024-08-09 | 厦门海辰储能科技股份有限公司 | 用于极片的浆料、极片及其制备方法、电池和用电设备 |
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| Publication number | Publication date |
|---|---|
| KR20240052863A (ko) | 2024-04-23 |
| CN111247669B (zh) | 2025-05-09 |
| HUE070605T2 (hu) | 2025-06-28 |
| JP7182624B2 (ja) | 2022-12-02 |
| JP7431304B2 (ja) | 2024-02-14 |
| WO2019089574A1 (en) | 2019-05-09 |
| ES3015704T3 (en) | 2025-05-07 |
| CN111247669A (zh) | 2020-06-05 |
| JP2023022137A (ja) | 2023-02-14 |
| JP2021501964A (ja) | 2021-01-21 |
| US11121352B2 (en) | 2021-09-14 |
| KR102725005B1 (ko) | 2024-11-04 |
| KR102657667B1 (ko) | 2024-04-16 |
| PL3704753T3 (pl) | 2025-04-28 |
| US20190131613A1 (en) | 2019-05-02 |
| EP3704753A1 (en) | 2020-09-09 |
| EP3704753B1 (en) | 2025-01-08 |
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