KR102403455B1 - 폐 배터리로부터 유가 금속 회수 방법 - Google Patents
폐 배터리로부터 유가 금속 회수 방법 Download PDFInfo
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- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/10—Obtaining alkali metals
- C22B26/12—Obtaining lithium
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- C22B47/00—Obtaining manganese
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- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
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- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/06—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese
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- C25C1/06—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese
- C25C1/10—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese of chromium or manganese
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
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- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
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- H—ELECTRICITY
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- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
Description
도 2는 본 발명의 또 다른 하나의 실시예에 따른 유가 금속 회수 장치를 도시한 모식도이다.
도 3은 회수 대상이 되는 금속의 종류별 환원 반쪽 반응(Reduction Half-reaction)시 표준 전위(V, Standard Potential)를 나타낸 표이다.
100, 200: 전해 장치
110, 210: 전해조
111, 211: 양극
112, 212: 음극
120, 220: 전원
130, 230: 전해액
240: 필터
Claims (9)
- 폐 리튬이온 배터리로부터 유가 금속을 회수하는 방법에 있어서,
회수된 양극 활물질에 대해 pH 6.8 내지 7.2 범위의 수용액 조건 하에서 전기를 인가하는 전해단계를 포함하며,
상기 전해단계에 도입되는 양극 활물질은,
폐 리튬리온 배터리로부터 회수된 양극을 180~450℃ 조건에서 열처리하는 단계; 및
열처리 과정에서 바인더를 용융 및 제거한 후, 집전체로부터 양극 활물질을 분리하는 단계를 통해 수득되는 폐 리튬이온 배터리로부터 유가 금속을 회수하는 방법.
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서,
상기 전해단계는,
회수된 양극 활물질로부터 리튬, 니켈, 망간 및 코발트 중 1 종 이상의 유가 금속을 회수하는 폐 리튬이온 배터리로부터 유가 금속을 회수하는 방법.
- 삭제
- 제 1 항에 있어서,
상기 전해단계 이후에,
유가 금속이 회수된 잔류 양극 활물질을 수거하는 단계를 더 포함하는 폐 리튬이온 배터리로부터 유가 금속을 회수하는 방법.
- 제 1 항에 있어서,
상기 전해단계를 통해 유가 금속이 회수된 후 잔류하는 양극 활물질은, 하기 화학식 1을 만족하는 폐 리튬이온 배터리로부터 유가 금속을 회수하는 방법.
[화학식 1]
Li1-x[NiyCozMnwM2 v]Ou
상기 화학식 1에 있어서,
M2는 W, Cu, Fe, V, Cr, Ti, Zr, Zn, Al, In, Ta, Y, La, Sr, Ga, Sc, Gd, Sm, Ca, Ce, Nb, Mg, B 및 Mo로 이루어진 군에서 선택되는 1종 이상의 원소이고,
x, y, z, w, v 및 u는 각각 0.05≤x<0.9, 0.1≤y<0.95, 0.01<z≤0.5, 0.01<w≤0.5, 0≤v≤0.2, 1.5≤u≤4.5이다.
- 제 1 항에 있어서,
상기 전해 단계를 통해 유가 금속이 회수된 후 잔류하는 양극 활물질은,
Li1-xNi1/3Co1/3Mn1/3O2, Li1-xNi0.6Co0.2Mn0.2O2, Li1-xNi0.8Co0.1Mn0.1O2, Li1-xNi0.9Co0.05Mn0.05O2, Li1-xNi0.8Co0.1Mn0.05Al0.05O2 및 Li1-xNi0.7Co0.1Mn0.1Al0.1O2로 이루어진 군으로부터 선택되는 1종 이상이고,
x는 0.05≤x<0.9 범위인 폐 리튬이온 배터리로부터 유가 금속을 회수하는 방법.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210189626A KR102403455B1 (ko) | 2021-12-28 | 2021-12-28 | 폐 배터리로부터 유가 금속 회수 방법 |
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| KR1020210189626A KR102403455B1 (ko) | 2021-12-28 | 2021-12-28 | 폐 배터리로부터 유가 금속 회수 방법 |
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| Publication Number | Publication Date |
|---|---|
| KR102403455B1 true KR102403455B1 (ko) | 2022-05-30 |
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| KR1020210189626A Expired - Fee Related KR102403455B1 (ko) | 2021-12-28 | 2021-12-28 | 폐 배터리로부터 유가 금속 회수 방법 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240058236A (ko) * | 2022-10-25 | 2024-05-03 | 공형진 | 폐리튬이온 배터리 재활용 장치 |
| KR20240164369A (ko) | 2023-05-12 | 2024-11-19 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
| WO2024237577A1 (ko) | 2023-05-12 | 2024-11-21 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
| KR20240166098A (ko) | 2023-05-16 | 2024-11-26 | 울산과학기술원 | 폐배터리로부터의 리튬 추출 효율을 향상시킨 전기화학적 리튬 회수 시스템 |
| KR20250045977A (ko) | 2023-09-26 | 2025-04-02 | 울산과학기술원 | 사용후 전지로부터 리튬을 수거하기 위한 습식 방전 시스템 |
| KR20250122419A (ko) | 2024-02-06 | 2025-08-13 | 주식회사 이지마이닝 | 배터리 소재 회수용 또는 배터리 불능화용 조성물 |
| KR20250122418A (ko) | 2024-02-06 | 2025-08-13 | 주식회사 이지마이닝 | 사용후 인산철 배터리로부터 인산철 배터리 소재의 회수방법 및 인산철 배터리 불능화 방법 |
| KR20250179690A (ko) | 2024-06-21 | 2025-12-30 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
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| US20150013499A1 (en) | 2012-02-10 | 2015-01-15 | Sumitomo Metal Mining Co., Ltd. | Method for recovering lithium |
| JP2015103320A (ja) * | 2013-11-21 | 2015-06-04 | Jx日鉱日石金属株式会社 | リチウムイオン電池用正極材からの金属の回収方法 |
| KR20210150687A (ko) * | 2020-06-04 | 2021-12-13 | 주식회사 엘지에너지솔루션 | 양극 스크랩을 이용한 활물질 재사용 방법 |
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2021
- 2021-12-28 KR KR1020210189626A patent/KR102403455B1/ko not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150013499A1 (en) | 2012-02-10 | 2015-01-15 | Sumitomo Metal Mining Co., Ltd. | Method for recovering lithium |
| JP2015103320A (ja) * | 2013-11-21 | 2015-06-04 | Jx日鉱日石金属株式会社 | リチウムイオン電池用正極材からの金属の回収方法 |
| KR20210150687A (ko) * | 2020-06-04 | 2021-12-13 | 주식회사 엘지에너지솔루션 | 양극 스크랩을 이용한 활물질 재사용 방법 |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240058236A (ko) * | 2022-10-25 | 2024-05-03 | 공형진 | 폐리튬이온 배터리 재활용 장치 |
| KR102906431B1 (ko) | 2022-10-25 | 2025-12-31 | 공형진 | 폐리튬이온 배터리 재활용 장치 |
| KR20240164369A (ko) | 2023-05-12 | 2024-11-19 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
| KR20240164368A (ko) | 2023-05-12 | 2024-11-19 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
| WO2024237577A1 (ko) | 2023-05-12 | 2024-11-21 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
| KR20250052325A (ko) | 2023-05-12 | 2025-04-18 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
| EP4712208A1 (en) | 2023-05-12 | 2026-03-18 | Easymining Co., Ltd. | Method for recovering battery material from used battery |
| KR20240166098A (ko) | 2023-05-16 | 2024-11-26 | 울산과학기술원 | 폐배터리로부터의 리튬 추출 효율을 향상시킨 전기화학적 리튬 회수 시스템 |
| KR20250045977A (ko) | 2023-09-26 | 2025-04-02 | 울산과학기술원 | 사용후 전지로부터 리튬을 수거하기 위한 습식 방전 시스템 |
| KR20250122419A (ko) | 2024-02-06 | 2025-08-13 | 주식회사 이지마이닝 | 배터리 소재 회수용 또는 배터리 불능화용 조성물 |
| KR20250122418A (ko) | 2024-02-06 | 2025-08-13 | 주식회사 이지마이닝 | 사용후 인산철 배터리로부터 인산철 배터리 소재의 회수방법 및 인산철 배터리 불능화 방법 |
| KR20250179690A (ko) | 2024-06-21 | 2025-12-30 | 주식회사 이지마이닝 | 사용후 배터리로부터 배터리 소재의 회수방법 |
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