KR101705250B1 - 양극활물질, 및 이를 채용한 양극과 리튬전지 - Google Patents
양극활물질, 및 이를 채용한 양극과 리튬전지 Download PDFInfo
- Publication number
- KR101705250B1 KR101705250B1 KR1020100024762A KR20100024762A KR101705250B1 KR 101705250 B1 KR101705250 B1 KR 101705250B1 KR 1020100024762 A KR1020100024762 A KR 1020100024762A KR 20100024762 A KR20100024762 A KR 20100024762A KR 101705250 B1 KR101705250 B1 KR 101705250B1
- Authority
- KR
- South Korea
- Prior art keywords
- active material
- lithium
- prepared
- cathode active
- positive electrode
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/12—Complex oxides containing manganese and at least one other metal element
- C01G45/1221—Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof
- C01G45/1228—Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof of the type (MnO2)-, e.g. LiMnO2 or Li(MxMn1-x)O2
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/009—Compounds containing iron, with or without oxygen or hydrogen, and containing two or more other elements
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G51/00—Compounds of cobalt
- C01G51/40—Complex oxides containing cobalt and at least one other metal element
- C01G51/42—Complex oxides containing cobalt and at least one other metal element containing alkali metals, e.g. LiCoO2
- C01G51/44—Complex oxides containing cobalt and at least one other metal element containing alkali metals, e.g. LiCoO2 containing manganese
- C01G51/50—Complex oxides containing cobalt and at least one other metal element containing alkali metals, e.g. LiCoO2 containing manganese of the type (MnO2)n-, e.g. Li(CoxMn1-x)O2 or Li(MyCoxMn1-x-y)O2
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Complex oxides containing nickel and at least one other metal element
- C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
- C01G53/44—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese
- C01G53/50—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/88—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by thermal analysis data, e.g. TGA, DTA, DSC
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/32—Thermal properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
<화학식 1>
Li[LixMeyM'z]O2+d
상기 식에서, x+y+z=1, 0<x<0.33, 0.05≤z≤0.15, 0≤d≤0.1이며,
상기 Me가 Mn, V, Cr, Fe, Co, Ni, Al 및 B로 이루어진 군에서 선택된 하나 이상의 금속이며,
상기 M'가 Ge, Ru, Sn, Ti, Nb 및 Pt로 이루어진 군에서 선택된 하나 이상의 금속이다.
Description
도 2는 실시예 4-6 및 비교예 1, 4, 5에서 제조된 양극활물질에 대한 DSC(dynamic Scanning Calorimeter) 측정 결과이다.
도 3은 실시예 7-9 및 비교예 1, 6, 7에서 제조된 양극활물질에 대한 DSC(dynamic Scanning Calorimeter) 측정 결과이다.
도 4는 실시예 10-12 및 비교예 8에서 제조된 양극활물질에 대한 DSC(dynamic Scanning Calorimeter) 측정 결과이다.
도 5는 일구현예에 따른 리튬전지의 개략도이다.
용량 유지율[%] | 발열량[J/g] | |
실시예 1 | 85.58 | 665.7 |
실시예 2 | 81.24 | 476.0 |
실시예 3 | 79.99 | 406.4 |
실시예 4 | 90.37 | 832.5 |
실시예 5 | 95.64 | 589.4 |
실시예 6 | 95.26 | 398.3 |
실시예 7 | 93.88 | 476.0 |
실시예 8 | 97.05 | 472.0 |
실시예 9 | 95.21 | 586.0 |
실시예 10 | 87.40 | 462.9 |
실시예 11 | 92.78 | 412.5 |
실시예 12 | 91.02 | 378.3 |
비교예 1 | 78.23 | 1106 |
비교예 2 | 78.48 | 620.1 |
비교예 3 | 74.17 | 602.8 |
비교예 4 | 83.89 | 768.5 |
비교예 5 | 82.99 | 1058 |
비교예 6 | 84.49 | 560.7 |
비교예 7 | 84.49 | 565.7 |
비교예 8 | 75.34 | 1157 |
Claims (15)
- 하기 화학식 2의 리튬금속산화물을 포함하는 양극활물질:
<화학식 2>
Li[LixCobMeyM'z-wMow]O2+d
상기 식에서, x+b+y+z=1, 0<x<0.33, 0<b≤0.5, 0.05≤z≤0.15, 0.01≤w≤0.10, z-w>0, 0≤d≤0.1이며,
상기 Me가 Mn, V, Cr, Fe, Ni, Al 및 B로 이루어진 군에서 선택된 하나 이상의 금속이며,
상기 M'가 Ge, Ru, Sn, Ti, Nb 및 Pt로 이루어진 군에서 선택된 하나 이상의 금속이다. - 삭제
- 삭제
- 제 1 항에 있어서, 상기 Me가
V, Cr, Fe, Ni, Al 및 B로 이루어진 군에서 선택된 하나 이상의 금속; 및
Mn;을 포함하는 양극활물질. - 제 4 항에 있어서, 상기 Mn의 함량이 상기 화학식 2의 리튬금속산화물 중에서 [LixCobMeyM'z-wMow]의 총 몰수를 기준으로 20 내지 50몰%인 양극활물질.
- 제 1 항에 있어서, 상기 리튬금속산화물이 하기 화학식 4로 표시되는 양극활물질:
<화학식 4>
Li[LixCobMeyM"z-wMow]O2+d
상기 식에서, x+b+y+z=1, 0<x<0.33, 0<b≤0.5, 0.05≤z≤0.15, 0.01≤w≤0.10, z-w>0, 0≤d≤0.1이며,
상기 Me가 Mn, V, Cr, Fe, Ni, Al 및 B로 이루어진 군에서 선택된 하나 이상의 금속이며,
상기 M"가 Ru, Sn 또는 Ti이다. - 삭제
- 삭제
- 제 6 항에 있어서, 상기 Me가
V, Cr, Fe, Ni, Al 및 B로 이루어진 군에서 선택된 하나 이상의 금속; 및
Mn;을 포함하는 양극활물질. - 제 9 항에 있어서, 상기 Mn의 함량이 상기 화학식 4의 리튬금속산화물 중에서 [LixCobMeyM"z-wMow]의 총 몰수를 기준으로 20 내지 50몰%인 양극활물질.
- 제 1 항에 있어서, 상기 리튬금속산화물이 하기 화학식 6으로 표시되는 양극 활물질:
<화학식 6>
Li[LixNiaCobMncM'z-wMow]O2+d
상기 식에서, x+a+b+c+z=1, 0<x<0.33, 0.05≤z≤0.15, 0<a≤0.5, 0<b≤0.5, 0.2≤c≤0.5; 0.01≤w≤0.10, z-w>0, 0≤d≤0.1이며,
상기 M'가 Ge, Ru, Sn, Ti, Nb 및 Pt로 이루어진 군에서 선택된 하나 이상의 금속이다. - 삭제
- 삭제
- 제 1 항, 제4 항 내지 제6 항, 제9 항 내지 제10 항 및 제11 항 중 어느 한 항에 따른 양극 활물질을 포함하는 양극.
- 제 14 항에 따른 양극을 채용한 리튬전지.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100024762A KR101705250B1 (ko) | 2010-03-19 | 2010-03-19 | 양극활물질, 및 이를 채용한 양극과 리튬전지 |
US12/985,689 US8734994B2 (en) | 2010-03-19 | 2011-01-06 | Cathode active material, cathode including the same, and lithium battery including cathode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100024762A KR101705250B1 (ko) | 2010-03-19 | 2010-03-19 | 양극활물질, 및 이를 채용한 양극과 리튬전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110105556A KR20110105556A (ko) | 2011-09-27 |
KR101705250B1 true KR101705250B1 (ko) | 2017-02-09 |
Family
ID=44646500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020100024762A Expired - Fee Related KR101705250B1 (ko) | 2010-03-19 | 2010-03-19 | 양극활물질, 및 이를 채용한 양극과 리튬전지 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8734994B2 (ko) |
KR (1) | KR101705250B1 (ko) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102881877B (zh) * | 2012-10-15 | 2014-12-10 | 福建师范大学 | 加碳化合物制备富锂固溶体正极材料的方法 |
KR101794097B1 (ko) * | 2013-07-03 | 2017-11-06 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질, 이의 제조 방법, 그리고 이를 포함하는 리튬 이차 전지용 양극 및 리튬 이차 전지 |
KR101607013B1 (ko) | 2013-09-30 | 2016-03-28 | 주식회사 엘지화학 | 이차전지용 양극활물질 코팅 용액과 이의 제조 방법 |
KR101665766B1 (ko) | 2013-09-30 | 2016-10-12 | 주식회사 엘지화학 | 이차전지용 양극활물질 및 이의 제조 방법 |
KR101636148B1 (ko) | 2013-09-30 | 2016-07-04 | 주식회사 엘지화학 | 이차전지용 양극활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차전지용 양극 |
KR101625838B1 (ko) * | 2013-12-02 | 2016-05-31 | 주식회사 엘 앤 에프 | 리튬 이차 전지용 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지 |
JP6490109B2 (ja) * | 2014-03-12 | 2019-03-27 | エルジー・ケム・リミテッド | 正極活物質及びそれを含むリチウム二次電池 |
KR101637898B1 (ko) * | 2014-03-18 | 2016-07-08 | 주식회사 엘지화학 | 양극 활물질과 이를 포함하는 리튬 이차전지 |
US20150372299A1 (en) * | 2014-06-18 | 2015-12-24 | Wildcat Discovery Technologies, Inc. | Compositions for high energy electrodes and methods of making and use |
JP2016192314A (ja) * | 2015-03-31 | 2016-11-10 | 株式会社デンソー | 正極材料、非水電解質二次電池用正極及び非水電解質二次電池 |
JP6477152B2 (ja) | 2015-03-31 | 2019-03-06 | 株式会社デンソー | 正極材料,非水電解質二次電池用正極及び非水電解質二次電池 |
US9979022B2 (en) | 2015-03-31 | 2018-05-22 | Denso Corporation | Positive electrode material, positive electrode for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery |
JP2016192310A (ja) * | 2015-03-31 | 2016-11-10 | 株式会社デンソー | 正極材料,非水電解質二次電池用正極及び非水電解質二次電池 |
US10153486B2 (en) | 2015-03-31 | 2018-12-11 | Denso Corporation | Positive electrode material, positive electrode for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery |
KR102368975B1 (ko) * | 2015-08-24 | 2022-03-03 | 삼성전자주식회사 | 양극 활물질, 이를 포함하는 양극 및 리튬 이차 전지, 및 상기 양극 활물질의 제조방법 |
EP3136478B1 (en) * | 2015-08-26 | 2019-07-24 | Massachusetts Institute Of Technology | Cation-disordered oxides for rechargeable lithium batteries and other applications |
US10903483B2 (en) | 2015-08-27 | 2021-01-26 | Wildcat Discovery Technologies, Inc | High energy materials for a battery and methods for making and use |
US20170104212A1 (en) * | 2015-10-12 | 2017-04-13 | Wildcat Discovery Technologies, Inc. | Compositions for High Energy Electrodes and Methods of Making and Use |
CN105680038A (zh) * | 2016-04-22 | 2016-06-15 | 柳州凯通新材料科技有限公司 | 溶胶凝胶法合成镍钴锰酸锂正极材料的方法 |
CN105680034A (zh) * | 2016-04-22 | 2016-06-15 | 柳州凯通新材料科技有限公司 | 一种镍钴锰酸锂正极材料的合成工艺 |
US10818976B2 (en) | 2016-06-29 | 2020-10-27 | International Business Machines Corporation | Rechargeable battery |
KR101918719B1 (ko) * | 2016-12-12 | 2018-11-14 | 주식회사 포스코 | 리튬 이차전지용 양극 활물질, 이의 제조 방법, 및 이를 포함하는 리튬 이차전지 |
JP7184422B2 (ja) * | 2017-02-28 | 2022-12-06 | 住友金属鉱山株式会社 | リチウム複合酸化物の置換元素の選択方法、リチウム複合酸化物、及びリチウムイオン二次電池 |
KR102757221B1 (ko) * | 2018-11-28 | 2025-01-21 | 현대자동차주식회사 | 리튬 이차전지 및 리튬 이차전지의 제조방법 |
CN110492095B (zh) * | 2019-08-14 | 2022-08-30 | 中国科学院青岛生物能源与过程研究所 | 一种锡掺杂的富锂锰基正极材料及其制备方法 |
CN110726940B (zh) * | 2019-09-19 | 2021-10-01 | 深圳市比克动力电池有限公司 | 锂离子电池高镍正极材料循环性能的快速评价方法 |
FR3114691B1 (fr) | 2020-09-29 | 2023-02-17 | Commissariat Energie Atomique | Procédé de préparation d’un matériau actif d’électrode positive du type oxyde métallique lithié comprenant du titane |
US20220293927A1 (en) * | 2021-03-03 | 2022-09-15 | U.S. Army Combat Capabilities Development Command, Army Research Laboratory | Electrolyte and Electrode Materials for Rechargeable Lithium Batteries |
CN115411261A (zh) * | 2022-08-18 | 2022-11-29 | 广东邦普循环科技有限公司 | 一种纳米单晶型富锂锰基正极材料及其制备方法和应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005235628A (ja) | 2004-02-20 | 2005-09-02 | Nec Corp | リチウム二次電池用正極及びリチウム二次電池 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7468223B2 (en) * | 2000-06-22 | 2008-12-23 | Uchicago Argonne, Llc | Lithium metal oxide electrodes for lithium cells and batteries |
JP4082214B2 (ja) * | 2000-11-20 | 2008-04-30 | 中央電気工業株式会社 | 非水電解質二次電池とその正極活物質 |
KR100454233B1 (ko) | 2002-09-30 | 2004-10-26 | 광주과학기술원 | 리튬이차전지 양극활물질용 삼원계 리튬금속산화물 |
US7732096B2 (en) | 2003-04-24 | 2010-06-08 | Uchicago Argonne, Llc | Lithium metal oxide electrodes for lithium batteries |
KR100575065B1 (ko) | 2004-03-29 | 2006-04-28 | 학교법인 한양학원 | 고율특성과 열적 안정성이 향상된 리튬이차전지용 양극활물질 제조방법 및 그 방법으로 제조된 리튬이차전지양극 활물질 |
JP5173145B2 (ja) * | 2006-02-08 | 2013-03-27 | 三洋電機株式会社 | 非水電解質二次電池 |
KR101206037B1 (ko) | 2006-12-13 | 2012-11-28 | 삼성에스디아이 주식회사 | 리튬 전지용 캐소드 활물질, 이를 포함하는 캐소드 및 이를채용한 리튬 전지 |
KR101473322B1 (ko) | 2008-02-28 | 2014-12-24 | 삼성에스디아이 주식회사 | 양극 활물질 및 이를 채용한 양극과 리튬 전지 |
-
2010
- 2010-03-19 KR KR1020100024762A patent/KR101705250B1/ko not_active Expired - Fee Related
-
2011
- 2011-01-06 US US12/985,689 patent/US8734994B2/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005235628A (ja) | 2004-02-20 | 2005-09-02 | Nec Corp | リチウム二次電池用正極及びリチウム二次電池 |
Non-Patent Citations (1)
Title |
---|
Journal of Power Sources 146 (2005) 622-625 |
Also Published As
Publication number | Publication date |
---|---|
US20110226985A1 (en) | 2011-09-22 |
US8734994B2 (en) | 2014-05-27 |
KR20110105556A (ko) | 2011-09-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101705250B1 (ko) | 양극활물질, 및 이를 채용한 양극과 리튬전지 | |
KR101473322B1 (ko) | 양극 활물질 및 이를 채용한 양극과 리튬 전지 | |
EP1909345B1 (en) | Cathode active material for a lithium battery | |
US7927506B2 (en) | Cathode active material and lithium battery using the same | |
KR101264332B1 (ko) | 캐소드 활물질 및 이를 채용한 리튬 전지 | |
KR101601917B1 (ko) | 리튬 이차전지용 양극 활물질, 이들의 제조방법, 및 이를 포함하는 리튬 이차전지 | |
KR101754800B1 (ko) | 양극, 그 제조방법 및 이를 채용한 리튬전지 | |
KR101994260B1 (ko) | 양극 활물질, 그 제조방법, 및 이를 포함하는 리튬 전지 | |
KR101669113B1 (ko) | 복합양극활물질, 이를 채용한 양극 및 리튬 전지 | |
EP2879209B1 (en) | Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including the same | |
KR101771089B1 (ko) | 복합음극활물질, 그 제조방법, 이를 포함하는 음극 및 리튬전지 | |
KR20150100406A (ko) | 양극 활물질, 그 제조방법, 이를 포함하는 리튬 이차 전지용 양극 및 이를 채용한 리튬 이차 전지 | |
KR102207920B1 (ko) | 복합양극활물질, 그 제조방법 및 이를 채용한 양극과 리튬이차전지 | |
KR101835586B1 (ko) | 복합양극활물질, 이를 채용한 양극 및 리튬 전지 | |
KR102192085B1 (ko) | 양극활물질, 이를 채용한 양극과 리튬전지 및 그 제조방법 | |
KR101602419B1 (ko) | 양극활물질, 이를 포함하는 양극 및 상기 양극을 채용한 리튬전지 | |
KR101609244B1 (ko) | 리튬 이차전지용 양극 활물질, 이들의 제조방법, 및 이를 포함하는 리튬 이차전지 | |
KR20150008006A (ko) | 리튬 이차 전지용 양극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지 | |
KR102459619B1 (ko) | 복합 음극 활물질, 이를 포함하는 리튬 전지, 및 상기 복합 음극 활물질의 제조방법 | |
KR20130100625A (ko) | 리튬전지 | |
EP2624343B1 (en) | Positive electrode active material for a lithium secondary battery, method for preparing same, and lithium secondary battery comprising same | |
KR20140046861A (ko) | 양극활물질, 및 이를 채용한 양극과 리튬전지 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20100319 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20150130 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20100319 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20151116 Patent event code: PE09021S01D |
|
AMND | Amendment | ||
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 20160517 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20151116 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
X091 | Application refused [patent] | ||
AMND | Amendment | ||
PX0901 | Re-examination |
Patent event code: PX09011S01I Patent event date: 20160517 Comment text: Decision to Refuse Application Patent event code: PX09012R01I Patent event date: 20160111 Comment text: Amendment to Specification, etc. |
|
E90F | Notification of reason for final refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Final Notice of Reason for Refusal Patent event date: 20160706 Patent event code: PE09021S02D |
|
AMND | Amendment | ||
PX0701 | Decision of registration after re-examination |
Patent event date: 20170119 Comment text: Decision to Grant Registration Patent event code: PX07013S01D Patent event date: 20160906 Comment text: Amendment to Specification, etc. Patent event code: PX07012R01I Patent event date: 20160616 Comment text: Amendment to Specification, etc. Patent event code: PX07012R01I Patent event date: 20160517 Comment text: Decision to Refuse Application Patent event code: PX07011S01I Patent event date: 20160111 Comment text: Amendment to Specification, etc. Patent event code: PX07012R01I |
|
X701 | Decision to grant (after re-examination) | ||
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20170203 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20170206 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
FPAY | Annual fee payment |
Payment date: 20200120 Year of fee payment: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20200120 Start annual number: 4 End annual number: 4 |
|
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20211114 |