KR100779162B1 - 전기화학 전지를 위한 리튬 애노드 - Google Patents
전기화학 전지를 위한 리튬 애노드 Download PDFInfo
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Abstract
Description
Claims (83)
- 캐소드, 애노드 및 상기 캐소드와 애노드 사이에 배치된 전해질을 포함하는 전기화학 전지에 사용하기 위한 애노드로서,상기 애노드는 애노드 활성층을 포함하며,상기 애노드 활성층은,(ⅰ) 리튬 금속을 함유하는 제 1 층; 및(ⅱ) 상기 제 1 층의 표면과 접촉된 임시 보호 금속의 제 2 층을 포함하며,상기 임시 보호 금속은 리튬 금속과 합금을 형성할 수 있거나 또는 리튬 금속으로 확산될 수 있으며,상기 애노드가 전기 화학 전지에 사용될 때, 상기 제 2 층은 상기 제 1 층과 상기 전지의 전해질 사이에 배치되는,애노드.
- 제 1 항에 있어서, 상기 임시 보호 금속은 구리, 마그네슘, 알루미늄, 은, 금, 납, 카드뮴, 비스무스, 인듐, 게르마늄, 갈륨, 아연, 주석, 및 백금으로 이루어진 군으로부터 선택되는, 애노드.
- 제 1 항에 있어서, 상기 제 1 층의 두께는 2 내지 200 미크론인, 애노드.
- 제 1 항에 있어서, 상기 제 1 층의 두께는 2 내지 100 미크론인, 애노드.
- 제 1 항에 있어서, 상기 제 2 층의 두께는 5 내지 500 nm 인, 애노드.
- 제 1 항에 있어서, 상기 애노드는 상기 제 2 층의 반대면 상에 제 1 층의 표면과 접촉된 기판을 더 포함하는, 애노드.
- 제 6 항에 있어서, 상기 기판은 금속박, 중합체 필름, 금속화 중합체 필름, 전기 전도성 중합체 필름, 전기 전도성 코팅을 갖는 중합체 필름, 전기 전도성 금속 코팅을 갖는 전기 전도성 중합체 필름, 및 전도성 입자가 그 안에 분산되어 있는 중합체 필름으로 이루어진 군으로부터 선택되는, 애노드.
- 제 1 항에 있어서, 상기 애노드는 상기 제 1 층의 반대면 상에 상기 제 2 층과 접촉된, 단일 이온 전도층 또는 중합체를 함유하는 제 3 층을 더 포함하는, 애노드.
- 제 8 항에 있어서, 상기 단일 이온 전도층은 리튬 실리케이트, 리튬 보레이트, 리튬 알루미네이트, 리튬 포스페이트, 리튬 포스포러스 옥시니트라이드, 리튬 실리코술피드, 리튬 게르마노술피드, 리튬 란탄 옥시드, 리튬 탄탈 옥시드, 리튬 니오븀 옥시드, 리튬 티탄 옥시드, 리튬 보로술피드, 리튬 알루미노술피드, 및 리튬 포스포술피드 및 그의 조합으로 이루어진 군으로부터 선택되는 유리를 함유하는, 애노드.
- 제 8 항에 있어서, 상기 중합체는 전기 전도성 중합체, 이온 전도성 중합체, 술폰화 중합체, 및 탄화수소 중합체로 이루어진 군으로부터 선택되는, 애노드.
- 제 8 항에 있어서, 상기 애노드는 상기 제 2 층과 반대면 상에 상기 제 3 층과 접촉된, 중합체를 함유하는 제 4 층을 더 포함하는, 애노드.
- 제 11 항에 있어서, 상기 중합체는 전기 전도성 중합체, 이온 전도성 중합체, 술폰화 중합체, 및 탄화수소 중합체로 이루어진 군으로부터 선택되는, 애노드.
- 전기화학 전지에 있어서,(a) 캐쏘드 활성 물질을 함유하는 캐쏘드와;(b) 제 1 항 내지 제 12 항 중 어느 한 항에 따른 애노드와;(c) 상기 애노드 및 상기 캐쏘드 사이에 삽입된 비수성 전해질을 포함하는, 전기화학 전지.
- 제 13 항에 있어서, 상기 임시 보호 금속은, 상기 전지의 전기화학 사이클 동안 상기 제 1 층의 리튬 금속과 합금을 형성하거나, 이에 용해되거나, 이와 블렌드되거나, 또는 이에 확산되는 것을 특징으로 하는, 전기화학 전지.
- 제 13 항에 있어서, 상기 임시 보호 금속은 상기 전지의 전기화학 사이클에 앞서 상기 제 1 층의 리튬 금속과 합금을 형성하거나, 이에 용해되거나, 이와 블렌드되거나, 또는 이에 확산되는 것을 특징으로 하는, 전기화학 전지.
- 제 13 항에 있어서, 상기 전해질은 액체 전해질, 고체 중합체 전해질 및 겔 중합체 전해질로 이루어진 군으로부터 선택되는, 전기화학 전지.
- 제 13 항에 있어서, 상기 전해질은 폴리올레핀 세퍼레이터 및 마이크로공극성 크세로겔 층 세퍼레이터로 이루어진 군으로부터 선택되는 세퍼레이터를 함유하는, 전기화학 전지.
- 제 13 항에 있어서, 상기 캐쏘드 활성 물질은 전기활성 금속 칼코게니드, 전기활성 전도성 중합체, 및 전기활성 황함유 물질, 및 그의 조합으로 이루어진 군으로부터 선택되는 하나 이상의 물질을 함유하는, 전기화학 전지.
- 제 13 항에 있어서, 상기 캐쏘드 활성 물질은 원소 황을 함유하는, 전기화학 전지.
- 제 13 항에 있어서, 상기 전기화학 전지는 2 차 전지인, 전기화학 전지.
- 제 13 항에 있어서, 상기 전기화학 전지는 1 차 전지인, 전기화학 전지.
- 캐소드, 애노드 및 상기 캐소드와 애노드 사이에 배치된 전해질을 포함하는 전기화학 전지에 사용하기 위한 애노드를 제조하는 방법으로서,상기 애노드는,(a) 기판에 리튬 금속을 함유하는 제 1 층을 침착시키는 단계; 및(b) 상기 제 1 층 상에 임시 보호 금속의 제 2 층을 침착시키는 단계에 의해 형성되며,상기 임시 보호 금속은 리튬 금속과 합금을 형성할 수 있거나 또는 리튬 금속으로 확산될 수 있으며,상기 애노드가 전기화학 전지에 사용될 때, 상기 제 2 층은 상기 제 1 층과 전지의 전해질 사이에 배치되는,애노드를 제조하는 방법.
- 제 22 항에 있어서, 상기 임시 보호 금속은 구리, 마그네슘, 알루미늄, 은, 금, 납, 카드뮴, 비스무스, 인듐, 게르마늄, 갈륨, 아연, 주석, 및 백금으로 이루어진 군으로부터 선택되는, 애노드를 제조하는 방법.
- 제 22 항에 있어서, 상기 제 1 층의 두께는 2 내지 200 미크론인, 애노드를 제조하는 방법.
- 제 22 항에 있어서, 상기 제 1 층의 두께는 2 내지 100 미크론인, 애노드를 제조하는 방법.
- 제 22 항에 있어서, 상기 제 2 층의 두께는 5 내지 500 nm 인, 애노드를 제조하는 방법.
- 제 22 항에 있어서, 상기 기판은 금속박, 중합체 필름, 금속화 중합체 필름, 전기 전도성 중합체 필름, 전기 전도성 코팅을 갖는 중합체 필름, 전기 전도성 금속 코팅을 갖는 전기 전도성 중합체 필름, 및 전도성 입자가 그 안에 분산되어 있는 중합체 필름으로 이루어진 군으로부터 선택되는, 애노드를 제조하는 방법.
- 제 22 항에 있어서, 상기 제 1 층은 열 증발, 스퍼터링, 제트 증기 침착, 레이저 절단, 및 압출로 이루어진 군으로부터 선택되는 방법에 의해 단계 (a)에서 침착되는, 애노드를 제조하는 방법.
- 제 22 항에 있어서, 상기 제 2 층은 열 증발, 스퍼터링, 제트 증기 침착, 및 레이저 절단으로 이루어진 군으로부터 선택된 방법에 의해 단계 (b)에서 침착되는, 애노드를 제조하는 방법.
- 제 22 항에 있어서, 단계 (b) 후, 단일 이온 전도성 유리 또는 중합체를 함유하는 제 3 층을 제 2 층 상에 침착시키는 단계 (c) 를 더 포함하는, 애노드를 제조하는 방법.
- 제 30 항에 있어서, 단일 이온 전도성 유리를 함유하는 상기 제 3 층은 스퍼터링, 열 증발, 레이저 절단, 화학적 증기 침착, 및 제트 증기 침착으로 이루어진 군으로부터 선택된 방법에 의해 단계 (c)에서 침착되는, 애노드를 제조하는 방법.
- 제 30 항에 있어서, 상기 단일 이온 전도성 유리는 리튬 실리케이트, 리튬 보레이트, 리튬 알루미네이트, 리튬 포스페이트, 리튬 포스포러스 옥시니트라이드, 리튬 실리코술피드, 리튬 게르마노술피드, 리튬 란탄 옥시드, 리튬 탄탈 옥시드, 리튬 니오븀 옥시드, 리튬 티탄 옥시드, 리튬 보로술피드, 리튬 알루미노술피드, 및 리튬 포스포술피드, 및 그의 조합으로 이루어진 군으로부터 선택되는, 애노드를 제조하는 방법.
- 제 30 항에 있어서, 단계 (c) 후, 중합체를 함유하는 제 4 층을 상기 제 3 층 상에 침착시키는 단계 (d)를 더 포함하는, 애노드를 제조하는 방법.
- 제 30 항 또는 제 33 항에 있어서, 상기 제 3 층 또는 제 4 층의 중합체는 전기 전도성 중합체, 이온 전도성 중합체, 술폰화 중합체, 및 탄화수소 중합체로 이루어진 군으로부터 선택되는, 애노드를 제조하는 방법.
- 제 30 항 또는 제 33 항에 있어서, 중합체를 함유하는 상기 제 3 층 또는 제 4 층은 열 증발, 스퍼터링, 레이저 절단, 화학 증기 침착, 제트 증기 침착, 및 플래쉬 증발로 이루어진 군으로부터 선택되는 방법에 의해 침착되는, 애노드를 제조하는 방법.
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PCT/US2000/032234 WO2001039303A1 (en) | 1999-11-23 | 2000-11-21 | Lithium anodes for electrochemical cells |
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- 2000-11-21 AU AU17967/01A patent/AU1796701A/en not_active Abandoned
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- 2000-11-21 CN CNB00818173XA patent/CN1212682C/zh not_active Expired - Lifetime
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101147239B1 (ko) | 2010-11-02 | 2012-05-18 | 삼성에스디아이 주식회사 | 리튬 이차 전지의 양극 보호막용 조성물, 상기 양극 보호막을 포함하는 리튬 이차 전지 및 그 제조 방법 |
US9088051B2 (en) | 2010-11-02 | 2015-07-21 | Samsung Sdi Co., Ltd. | Positive electrode protective layer composition, rechargeable lithium battery including protective layer for positive electrode and method of manufacturing same |
KR20180063250A (ko) * | 2015-10-02 | 2018-06-11 | 어플라이드 머티어리얼스, 인코포레이티드 | 가요성 층 스택을 제조하기 위한 방법 및 장치, 및 가요성 층 스택 |
KR102271227B1 (ko) * | 2015-10-02 | 2021-06-29 | 어플라이드 머티어리얼스, 인코포레이티드 | 가요성 층 스택을 제조하기 위한 방법 및 장치, 및 가요성 층 스택 |
WO2019221410A1 (ko) * | 2018-05-14 | 2019-11-21 | 주식회사 엘지화학 | 전극 보호층을 포함하는 음극 및 이를 적용한 리튬 이차전지 |
Also Published As
Publication number | Publication date |
---|---|
EP1234348A1 (en) | 2002-08-28 |
JP5112584B2 (ja) | 2013-01-09 |
EP1236231B1 (en) | 2014-10-22 |
CN1415122A (zh) | 2003-04-30 |
KR20020059781A (ko) | 2002-07-13 |
JP5106732B2 (ja) | 2012-12-26 |
KR20020059780A (ko) | 2002-07-13 |
JP2003515893A (ja) | 2003-05-07 |
CN100344014C (zh) | 2007-10-17 |
CN1415123A (zh) | 2003-04-30 |
CN1728418A (zh) | 2006-02-01 |
EP1234348B1 (en) | 2003-10-22 |
CN1214476C (zh) | 2005-08-10 |
AU1628601A (en) | 2001-06-04 |
JP2003515892A (ja) | 2003-05-07 |
DE60006150D1 (de) | 2003-11-27 |
DE60006150T2 (de) | 2004-07-22 |
AU1796701A (en) | 2001-06-04 |
EP1236231A1 (en) | 2002-09-04 |
WO2001039302A1 (en) | 2001-05-31 |
WO2001039303A1 (en) | 2001-05-31 |
KR100686948B1 (ko) | 2007-02-27 |
CN1212682C (zh) | 2005-07-27 |
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