KR101495301B1 - 이차전지용 전극 및 이를 포함하는 이차전지 - Google Patents
이차전지용 전극 및 이를 포함하는 이차전지 Download PDFInfo
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- KR101495301B1 KR101495301B1 KR20130042868A KR20130042868A KR101495301B1 KR 101495301 B1 KR101495301 B1 KR 101495301B1 KR 20130042868 A KR20130042868 A KR 20130042868A KR 20130042868 A KR20130042868 A KR 20130042868A KR 101495301 B1 KR101495301 B1 KR 101495301B1
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- 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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- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- 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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Abstract
LixMyMn2-yO4-zAz (1)
상기 식에서, 0.9≤x≤1.2, 0<y<2, 0≤z<0.2이고,
M은 Al, Mg, Ni, Co, Fe, Cr, V, Ti, Cu, B, Ca, Zn, Zr, Nb, Mo, Sr, Sb, W, Ti 및 Bi로 이루어진 군에서 선택되는 하나 이상의 원소이며;
A는 -1 또는 -2가의 하나 이상의 음이온이다.
LiaM’bO4-cAc (2)
상기 식에서, M’은 Ti, Sn, Cu, Pb, Sb, Zn, Fe, In, Al 및 Zr로 이루어진 군에서 선택되는 하나 이상의 원소이고; a 및 b는 0.1≤a≤4; 0.2≤b≤4의 범위에서 M’의 산화수(oxidation number)에 따라 결정되며; c는 0≤c<0.2의 범위에서 산화수에 따라 결정되고; A는 -1 또는 -2가의 하나 이상의 음이온이다.
Description
Claims (14)
- 전극 활물질, 바인더 및 도전재를 포함하는 전극 합제가 집전체에 도포되어 있는 이차전지용 전극으로서, 상기 전극 활물질은 양극 활물질 또는, 음극 활물질 또는, 양극 활물질 및 음극 활물질이고, 상기 양극 활물질은 LiNi0.5Mn1.5O4 또는 LiNi0.4Mn1.6O4을 포함하고, 상기 음극 활물질은 Li1.33Ti1.67O4 또는 LiTi2O4을 포함하며, 상기 도전재는 카본 나노 튜브 (Carbonnanotube, CNT)로 전극 합제 총 중량을 기준으로 5 내지 10 %가 포함되어 있는 것을 특징으로 하는 이차전지용 전극.
- 삭제
- 삭제
- 제 1 항에 있어서, 상기 카본 나노 튜브는 5 내지 50 nm의 평균 입경을 가지며 0.5 내지 10μm의 길이를 가지는 것을 특징으로 하는 이차전지용 전극.
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1 항, 또는 제 4 항에 따른 이차전지용 전극을 포함하는 것을 특징으로 하는 이차전지.
- 제 9 항에 있어서, 상기 이차전지는 리튬 이차전지인 것을 특징으로 하는 이차전지.
- 제 10 항에 따른 이차전지를 단위전지로 포함하는 것을 특징으로 하는 전지모듈.
- 제 11 항에 따른 전지모듈을 포함하는 것을 특징으로 하는 전지팩.
- 제 12 항에 따른 전지팩을 포함하는 것을 특징으로 하는 디바이스.
- 제 13 항에 있어서, 상기 디바이스는 전기자동차, 하이브리드 전기자동차, 플러그-인 하이브리드 전기자동차, 또는 전력저장용 시스템인 것을 특징으로 하는 디바이스.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR20120040163 | 2012-04-18 | ||
KR1020120040163 | 2012-04-18 | ||
KR20120040988 | 2012-04-19 | ||
KR1020120040988 | 2012-04-19 |
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KR20130117351A KR20130117351A (ko) | 2013-10-25 |
KR101495301B1 true KR101495301B1 (ko) | 2015-02-25 |
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KR20130042868A Active KR101495301B1 (ko) | 2012-04-18 | 2013-04-18 | 이차전지용 전극 및 이를 포함하는 이차전지 |
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US (2) | US9508993B2 (ko) |
EP (1) | EP2811552B1 (ko) |
JP (1) | JP5944572B2 (ko) |
KR (1) | KR101495301B1 (ko) |
CN (2) | CN107134578A (ko) |
WO (1) | WO2013157873A1 (ko) |
Families Citing this family (6)
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JP3467906B2 (ja) | 1995-05-22 | 2003-11-17 | 松下電器産業株式会社 | 軸重計測装置 |
CN107134578A (zh) * | 2012-04-18 | 2017-09-05 | 株式会社Lg 化学 | 二次电池、电池模块、电池组和包含电池组的装置 |
KR102272269B1 (ko) * | 2016-10-10 | 2021-07-02 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 및 이를 포함하는 리튬 이차 전지 |
KR102261501B1 (ko) * | 2017-09-29 | 2021-06-07 | 주식회사 엘지에너지솔루션 | 전극 합제의 제조 방법 및 전극 합제 |
KR102563808B1 (ko) * | 2019-07-29 | 2023-08-03 | 주식회사 엘지에너지솔루션 | 집전체의 양면에 서로 다른 조성의 활물질을 포함하는 음극 합제들이 형성되어 있는 음극을 포함하는 젤리-롤형 전극조립체, 이를 포함하는 이차전지, 및 이차전지를 포함하는 디바이스 |
WO2021200397A1 (ja) * | 2020-03-31 | 2021-10-07 | パナソニックIpマネジメント株式会社 | 二次電池用正極及び二次電池 |
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- 2013-04-18 EP EP13778277.7A patent/EP2811552B1/en active Active
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Patent Citations (4)
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JP2001210324A (ja) | 2000-01-24 | 2001-08-03 | Toyota Central Res & Dev Lab Inc | リチウム二次電池 |
JP2009505929A (ja) * | 2005-08-25 | 2009-02-12 | コミツサリア タ レネルジー アトミーク | スピネル構造を有する、リチウムセル電池のためのニッケルおよびマンガンをベースとする高電圧正電極材料 |
KR20090078656A (ko) * | 2008-01-15 | 2009-07-20 | 삼성전자주식회사 | 전극, 리튬 전지, 전극 제조 방법 및 전극 코팅용 조성물 |
JP2011081931A (ja) * | 2009-10-05 | 2011-04-21 | Hitachi Maxell Ltd | リチウムイオン二次電池 |
Also Published As
Publication number | Publication date |
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KR20130117351A (ko) | 2013-10-25 |
US20170005323A1 (en) | 2017-01-05 |
CN107134578A (zh) | 2017-09-05 |
US20140377652A1 (en) | 2014-12-25 |
JP5944572B2 (ja) | 2016-07-05 |
EP2811552A1 (en) | 2014-12-10 |
WO2013157873A1 (ko) | 2013-10-24 |
CN104185915A (zh) | 2014-12-03 |
EP2811552A4 (en) | 2015-09-02 |
EP2811552B1 (en) | 2017-08-30 |
JP2015514284A (ja) | 2015-05-18 |
US9508993B2 (en) | 2016-11-29 |
US10153480B2 (en) | 2018-12-11 |
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