KR100666822B1 - 개선된 전기화학 특성을 갖는 음극활물질 및 이를 포함하는전기 화학 소자 - Google Patents
개선된 전기화학 특성을 갖는 음극활물질 및 이를 포함하는전기 화학 소자 Download PDFInfo
- Publication number
- KR100666822B1 KR100666822B1 KR1020050033622A KR20050033622A KR100666822B1 KR 100666822 B1 KR100666822 B1 KR 100666822B1 KR 1020050033622 A KR1020050033622 A KR 1020050033622A KR 20050033622 A KR20050033622 A KR 20050033622A KR 100666822 B1 KR100666822 B1 KR 100666822B1
- Authority
- KR
- South Korea
- Prior art keywords
- metal
- metalloid
- negative electrode
- active material
- carbon material
- Prior art date
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
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/02—Locks or fastenings for special use for thin, hollow, or thin-metal wings
- E05B65/025—Locks or fastenings for special use for thin, hollow, or thin-metal wings for lockers
-
- 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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0416—Methods of deposition of the material involving impregnation with a solution, dispersion, paste or dry powder
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
-
- 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
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/40—Alloys based on alkali metals
-
- 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
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B37/00—Permutation or combination locks; Puzzle locks
- E05B37/02—Permutation or combination locks; Puzzle locks with tumbler discs or rings arranged on a single axis, each disc being adjustable independently of the others
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/44—Locks or fastenings for special use for furniture
-
- 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
- H01M10/058—Construction or manufacture
-
- 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
- H01M2004/027—Negative electrodes
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
시 료 | 탄소재 | 표면처리물질 | 표면처리온도(℃) | 초기 충방전 효율(%) |
실시예 1 | 인조흑연 A | 코발트 탄화물 | 800 | 95.20 |
비교예 1 | - | - | 92.00 | |
실시예 2 | 인조흑연 B | 코발트 탄화물 | 800 | 88.40 |
비교예 2 | - | - | 80.00 | |
비교예 4 | 코발트 산화물 | 400 | 76.40 | |
실시예 3 | 천연 흑연 | 코발트 탄화물 | 800 | 87.30 |
비교예 3 | - | - | 83.60 | |
실시예 4 | 인조흑연B | 실리콘 탄화물 | 1400 | 86.90 |
비교예 2 | - | - | 80.00 |
Claims (13)
- (a) 탄소재;(b) 상기 탄소재 표면과 금속 또는 준금속이 반응하여 형성된 금속 또는 준금속 탄화물(carbide) 코팅층을 포함하는 음극활물질로서, 상기 탄소재와 금속 또는 준금속 탄화물 코팅층은 상(phase) 분리되지 않고 연속적인 것이 특징인 음극활물질.
- 제 1항에 있어서, 상기 음극활물질은 탄소재 표면에 금속 또는 준금속 코팅 후 비활성 분위기하에서 금속 또는 준금속 탄화물(carbide) 생성 온도 이상으로 고온 열처리하되, 금속 또는 준금속 탄화물 코팅층의 상분리 발생 온도 이하 범위로 열처리하여 제조된 것이 특징인 음극활물질.
- 제 1항에 있어서, 상기 금속 원소는 코발트(Co), 망간(Mn), 니켈(Ni), 철(Fe), 알루미늄(Al), 마그네슘(Mg), 티타늄(Ti), 지르코늄(Zr), 아연(Zn)이며, 준금속 원소는 붕소(B) 또는 실리콘(Si)인 음극활물질.
- 제 1항에 있어서, 상기 탄소재 (a)는 천연흑연, 인조흑연, 섬유(fiber)상 흑연, 비정질 카본 및 비정질 카본이 피복된 흑연으로 이루어진 군으로부터 1종 이상 선택된 음극활물질.
- 제 2항에 있어서, 상기 고온처리 온도는 금속, 준금속의 탄화물 형성 온도 이상인 것을 특징으로 하는 음극활물질.
- 제 6항에 있어서, 상기 고온 처리 온도는 500 내지 2000℃ 범위인 음극활물질.
- 제 2항에 있어서, 상기 비활성 분위기는 질소, 아르곤, 크세논 및 헬륨으로 이루어진 군으로부터 선택되어진 1종 이상의 비활성 가스를 사용하는 것을 특징으로 하는 음극활물질.
- (a) 양극;(b) 제 1항 내지 제 8항 중 어느 한 항의 음극활물질을 포함하는 음극;(c) 분리막; 및(d) 비수전해액을 포함하는 전기 화학 소자.
- 제 9항에 있어서, 상기 전기 화학 소자는 리튬 이차 전지인 전기 화학 소자.
- (a) 탄소재 표면에 금속 및 준금속으로 이루어진 군으로부터 선택된 1종 이상의 원소를 함유하는 화합물을 코팅하는 단계; 및(b) 단계 (a)에서 코팅된 탄소재를 비활성 분위기하에서 금속/준금속의 탄화물 생성 온도 이상으로 열처리하는 단계를 포함하는 금속/준금속-탄화물 코팅층을 함유하는 탄소재의 제조방법.
- 제 11항에 있어서, 상기 단계 (a)는(i) 코발트(Co), 망간(Mn), 니켈(Ni), 철(Fe), 알루미늄(Al), 마그네슘(Mg), 붕소(B), 티타늄(Ti), 아연(Zn), 지르코늄(Zr) 및 실리콘(Si)으로 이루어진 군으로부터 선택되어진 1종 이상의 원소를 포함하는 금속 및/또는 준금속 화합물을 용매에 분산 또는 용해시켜 분산액 또는 용액을 제조하는 단계; 및(ⅱ) 상기 단계 (i)에서 제조된 분산액 또는 용액을 탄소재에 첨가 및 교반한 후, 이를 건조하는 단계를 포함하는 제조방법.
- 제 12항에 있어서, 상기 단계 (i)에서 제조된 분산액 또는 용액을 탄소재에 첨가시, 탄소재(C) 대비 금속(M) 또는 준금속(S)의 중량비(M/C 또는 S/C)가 0.5% 내지 20 중량%로 첨가하는 것을 특징으로 하는 제조방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040028184 | 2004-04-23 | ||
KR20040028184 | 2004-04-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060047424A KR20060047424A (ko) | 2006-05-18 |
KR100666822B1 true KR100666822B1 (ko) | 2007-01-09 |
Family
ID=35506215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050033622A KR100666822B1 (ko) | 2004-04-23 | 2005-04-22 | 개선된 전기화학 특성을 갖는 음극활물질 및 이를 포함하는전기 화학 소자 |
Country Status (7)
Country | Link |
---|---|
US (2) | US7629082B2 (ko) |
EP (1) | EP1738425B1 (ko) |
JP (1) | JP4954865B2 (ko) |
KR (1) | KR100666822B1 (ko) |
CN (1) | CN1947283B (ko) |
TW (1) | TWI275197B (ko) |
WO (1) | WO2005114767A1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009061013A1 (en) | 2007-11-05 | 2009-05-14 | Kokam Co., Ltd. | Core-shell type anode active material for lithium secondary battery, method for preparing the same and lithium secondary battery comprising the same |
WO2013180432A1 (ko) | 2012-05-30 | 2013-12-05 | 주식회사 엘지화학 | 리튬 이차전지용 음극 활물질 및 이를 포함하는 리튬 이차전지 |
WO2013180434A1 (ko) | 2012-05-30 | 2013-12-05 | 주식회사 엘지화학 | 리튬 이차전지용 음극 활물질 및 이를 포함하는 리튬 이차전지 |
US9496549B2 (en) | 2014-01-09 | 2016-11-15 | Samsung Sdi Co., Ltd. | Negative electrode and rechargeable lithium battery including same |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4496366B2 (ja) * | 2005-04-07 | 2010-07-07 | 国立大学法人三重大学 | 高分子固体電解質リチウム2次電池用負極材及びその製造方法 |
KR100794192B1 (ko) * | 2006-09-08 | 2008-01-14 | 한국과학기술연구원 | 리튬 이차 전지용 탄소 피복 실리콘-흑연 복합 음극 소재의 제조 방법 및 이를 포함하는 이차 전지의 제조방법 |
KR101375326B1 (ko) * | 2007-02-15 | 2014-03-18 | 삼성에스디아이 주식회사 | 복합체 음극 활물질, 그 제조 방법 및 이를 채용한 음극과리튬 전지 |
KR100861793B1 (ko) * | 2007-05-15 | 2008-10-10 | 금오공과대학교 산학협력단 | 리튬 이차 전지용 음극 활물질, 이의 제조방법 및 이를포함하는 리튬 이차 전지 |
US9979017B2 (en) | 2009-02-25 | 2018-05-22 | Cf Traverse Llc | Energy storage devices |
US10056602B2 (en) | 2009-02-25 | 2018-08-21 | Cf Traverse Llc | Hybrid energy storage device production |
US9412998B2 (en) | 2009-02-25 | 2016-08-09 | Ronald A. Rojeski | Energy storage devices |
US10193142B2 (en) | 2008-02-25 | 2019-01-29 | Cf Traverse Llc | Lithium-ion battery anode including preloaded lithium |
US9705136B2 (en) | 2008-02-25 | 2017-07-11 | Traverse Technologies Corp. | High capacity energy storage |
US9941709B2 (en) | 2009-02-25 | 2018-04-10 | Cf Traverse Llc | Hybrid energy storage device charging |
US9966197B2 (en) | 2009-02-25 | 2018-05-08 | Cf Traverse Llc | Energy storage devices including support filaments |
US10727481B2 (en) | 2009-02-25 | 2020-07-28 | Cf Traverse Llc | Energy storage devices |
US9917300B2 (en) | 2009-02-25 | 2018-03-13 | Cf Traverse Llc | Hybrid energy storage devices including surface effect dominant sites |
US10205166B2 (en) | 2008-02-25 | 2019-02-12 | Cf Traverse Llc | Energy storage devices including stabilized silicon |
US9431181B2 (en) * | 2009-02-25 | 2016-08-30 | Catalyst Power Technologies | Energy storage devices including silicon and graphite |
US11233234B2 (en) | 2008-02-25 | 2022-01-25 | Cf Traverse Llc | Energy storage devices |
KR20100113826A (ko) * | 2009-04-14 | 2010-10-22 | 삼성에스디아이 주식회사 | 복합체 음극활물질, 이를 포함하는 음극, 이를 채용한 리튬전지 및 이의 제조 방법 |
EP2450988A4 (en) | 2009-05-26 | 2014-06-04 | Kokam Co Ltd | ACTIVE ANODE MATERIAL FOR LITHIUM SECONDARY BATTERY, PREPARATION METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY CONTAINING SAID MATERIAL |
KR101858282B1 (ko) | 2010-10-22 | 2018-05-15 | 암프리우스, 인코포레이티드 | 껍질에 제한된 고용량 활물질을 함유하는 복합 구조물 |
EP2650953B1 (en) | 2010-12-08 | 2019-08-28 | LG Chem, Ltd. | Cathode material and secondary battery using same |
KR101334612B1 (ko) * | 2010-12-21 | 2013-11-29 | 주식회사 엘지화학 | 음극 활물질 및 이를 이용한 이차전지 |
KR101334609B1 (ko) * | 2010-12-21 | 2013-11-29 | 주식회사 엘지화학 | 음극 활물질 및 이를 이용한 이차전지 |
WO2012091301A2 (ko) * | 2010-12-27 | 2012-07-05 | 주식회사 엘지화학 | 음극 활물질 및 이를 이용한 이차전지 |
KR101274495B1 (ko) * | 2010-12-27 | 2013-06-13 | 주식회사 엘지화학 | 음극의 제조방법 및 이를 이용한 이차전지 |
KR101422648B1 (ko) | 2011-01-11 | 2014-07-24 | 주식회사 엘지화학 | 음극 활물질의 제조방법 |
KR101422650B1 (ko) | 2011-01-11 | 2014-07-24 | 주식회사 엘지화학 | 음극 활물질의 제조방법 |
WO2012111918A2 (ko) * | 2011-02-15 | 2012-08-23 | 주식회사 엘지화학 | 음극 활물질의 제조방법 |
CN103339764B (zh) * | 2011-02-15 | 2015-12-09 | 株式会社Lg化学 | 制备负极活性材料的方法 |
CN103518279B (zh) * | 2011-05-13 | 2016-02-17 | 三菱化学株式会社 | 非水系二次电池用碳材料、使用该碳材料的负极及非水系二次电池 |
CN102244253A (zh) * | 2011-06-13 | 2011-11-16 | 北京工业大学 | 一种C/Co锂离子电池负极材料及其制备方法 |
TWI447993B (zh) | 2011-12-30 | 2014-08-01 | Ind Tech Res Inst | 負極材料與負極極板 |
CN103187571B (zh) * | 2011-12-30 | 2015-10-21 | 财团法人工业技术研究院 | 负极材料与负极极板 |
KR102237829B1 (ko) * | 2013-12-30 | 2021-04-08 | 삼성전자주식회사 | 리튬 이차 전지용 음극재, 그 제조방법, 이를 음극으로 포함하는 리튬 이차 전지 |
EP3143657B1 (en) | 2014-05-12 | 2019-07-10 | Amprius, Inc. | Structurally controlled deposition of silicon onto nanowires |
CN103985846B (zh) * | 2014-05-30 | 2016-08-17 | 西安交通大学 | 一种碳负载的纳米硅颗粒结构及其制备方法和应用 |
CN106605321B (zh) * | 2014-07-30 | 2022-02-18 | 存点有限公司 | 用于锂离子装置的负极 |
US20170104217A1 (en) * | 2015-10-07 | 2017-04-13 | City University Of Hong Kong | Material for use in a battery, a battery and a method of manufacturing a material for use in a battery |
US11990609B2 (en) | 2017-06-20 | 2024-05-21 | Coreshell Technologies, Incorporated | Solution-deposited electrode coatings for thermal runaway mitigation in rechargeable batteries |
EP3642896A4 (en) | 2017-06-20 | 2021-03-31 | Coreshell Technologies, Inc. | METHODS, SYSTEMS AND COMPOSITIONS FOR THE LIQUID DEPOSIT OF THIN FILMS ON THE SURFACE OF BATTERY ELECTRODES |
CN109110911A (zh) * | 2018-10-30 | 2019-01-01 | 上海理工大学 | 一种抽屉式生物滤池耦合微生物燃料电池复合系统 |
KR102025119B1 (ko) * | 2019-02-15 | 2019-11-04 | 애경유화 주식회사 | 리튬 이차 전지 음극활물질 첨가제용 탄소질 재료 |
US11600812B2 (en) * | 2019-07-17 | 2023-03-07 | Phillips 66 Company | Electrode particles suitable for batteries |
CA3147591A1 (en) * | 2019-07-17 | 2021-01-21 | Phillips 66 Company | Electrode particles suitable for batteries |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010087559A (ko) * | 2000-03-07 | 2001-09-21 | 김순택 | 리튬 이차 전지용 음극 활물질 및 그의 제조 방법 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0657876B2 (ja) * | 1984-10-15 | 1994-08-03 | 日本カ−ボン株式会社 | 電気炉用黒鉛電極の製造方法 |
JPS61292859A (ja) * | 1985-06-21 | 1986-12-23 | Toshiba Corp | 燃料電池の製造方法 |
JPS62154626A (ja) * | 1985-12-26 | 1987-07-09 | Matsushita Electric Ind Co Ltd | ドライエツチング装置 |
JPS62290067A (ja) * | 1986-06-06 | 1987-12-16 | Yuasa Battery Co Ltd | 電池の製造法 |
JPS6452690U (ko) * | 1987-09-30 | 1989-03-31 | ||
JPH03103357A (ja) | 1989-04-24 | 1991-04-30 | Nkk Corp | Ptcセラミックスの製造方法 |
EP0555080B1 (en) | 1992-02-04 | 1996-05-15 | Sharp Kabushiki Kaisha | Carbon composite electrode material |
EP0593785B1 (en) * | 1992-05-15 | 1998-12-30 | Yuasa Corporation | Method of manufacture of a secondary cell |
US5474861A (en) * | 1993-01-14 | 1995-12-12 | Matsushita Electric Industrial Co., Ltd. | Electrode for non-aqueous electrolyte secondary battery |
JPH08203523A (ja) * | 1995-01-24 | 1996-08-09 | Toray Ind Inc | 電極およびそれを用いた二次電池 |
DE19735803B4 (de) | 1997-08-18 | 2006-10-19 | Werner Prof. Dr. Weppner | Elektrode-Elektrolyt-Anordnung, Verfahren zur Herstellung einer Elektrode-Elektrolyt-Anordnung und Verwendung einer Elektrode-Elektrolyt-Anordnung |
JP4032479B2 (ja) * | 1998-01-30 | 2008-01-16 | 松下電器産業株式会社 | 非水電解質二次電池用負極材料とその負極材料を用いた負極を備えた非水電解質二次電池 |
JP3949303B2 (ja) * | 1998-03-20 | 2007-07-25 | 三星エスディアイ株式会社 | リチウム二次電池負極用炭素材及びこれを用いたリチウム二次電池 |
JP2000188134A (ja) * | 1998-12-21 | 2000-07-04 | Toyota Motor Corp | リチウムイオン2次電池およびこれに使用される負極活物質または正極導電材料の製造方法 |
JP2000302551A (ja) * | 1999-04-15 | 2000-10-31 | Denki Kagaku Kogyo Kk | リチウム二次電池負極用炭素材料及び黒鉛化促進剤 |
JP3103356B1 (ja) * | 1999-09-28 | 2000-10-30 | 株式会社サムスン横浜研究所 | リチウム二次電池用の負極材料及びリチウム二次電池用の電極及びリチウム二次電池及びリチウム二次電池用の負極材料の製造方法 |
JP3103357B1 (ja) * | 1999-09-28 | 2000-10-30 | 株式会社サムスン横浜研究所 | リチウム二次電池用の負極材料の製造方法 |
JP2002352801A (ja) * | 2001-05-25 | 2002-12-06 | Rikogaku Shinkokai | リチウム二次電池用負極材料、その改良方法とリチウム二次電池 |
KR100433822B1 (ko) * | 2002-01-17 | 2004-06-04 | 한국과학기술연구원 | 금속이 피복된 탄소 활물질, 이의 제조방법, 및 이를포함하는 금속-탄소 하이브리드 전극 및 리튬이차전지 |
US6740453B2 (en) * | 2002-02-27 | 2004-05-25 | Cyprus Amax Minerals Company | Electrochemical cell with carbonaceous material and molybdenum carbide as anode |
CN1206759C (zh) * | 2003-06-19 | 2005-06-15 | 上海交通大学 | 锂离子电池负极碳材料及其制备方法 |
-
2005
- 2005-04-22 US US11/112,170 patent/US7629082B2/en active Active
- 2005-04-22 KR KR1020050033622A patent/KR100666822B1/ko active IP Right Grant
- 2005-04-22 JP JP2007509391A patent/JP4954865B2/ja active Active
- 2005-04-22 WO PCT/KR2005/001033 patent/WO2005114767A1/en active Application Filing
- 2005-04-22 CN CN2005800126649A patent/CN1947283B/zh active Active
- 2005-04-22 EP EP05764713.3A patent/EP1738425B1/en active Active
- 2005-04-22 TW TW094112872A patent/TWI275197B/zh active
-
2009
- 2009-08-04 US US12/535,207 patent/US7754385B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010087559A (ko) * | 2000-03-07 | 2001-09-21 | 김순택 | 리튬 이차 전지용 음극 활물질 및 그의 제조 방법 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009061013A1 (en) | 2007-11-05 | 2009-05-14 | Kokam Co., Ltd. | Core-shell type anode active material for lithium secondary battery, method for preparing the same and lithium secondary battery comprising the same |
WO2013180432A1 (ko) | 2012-05-30 | 2013-12-05 | 주식회사 엘지화학 | 리튬 이차전지용 음극 활물질 및 이를 포함하는 리튬 이차전지 |
WO2013180434A1 (ko) | 2012-05-30 | 2013-12-05 | 주식회사 엘지화학 | 리튬 이차전지용 음극 활물질 및 이를 포함하는 리튬 이차전지 |
KR20130134239A (ko) | 2012-05-30 | 2013-12-10 | 주식회사 엘지화학 | 리튬 이차전지용 음극 활물질 및 이를 포함하는 리튬 이차전지 |
US9601760B2 (en) | 2012-05-30 | 2017-03-21 | Lg Chem, Ltd. | Negative electrode active material for lithium secondary battery and lithium secondary battery comprising the same |
US9812705B2 (en) | 2012-05-30 | 2017-11-07 | Lg Chem, Ltd. | Negative electrode active material for lithium secondary battery and lithium secondary battery comprising the same |
US9496549B2 (en) | 2014-01-09 | 2016-11-15 | Samsung Sdi Co., Ltd. | Negative electrode and rechargeable lithium battery including same |
Also Published As
Publication number | Publication date |
---|---|
EP1738425A4 (en) | 2010-09-01 |
TWI275197B (en) | 2007-03-01 |
US7754385B2 (en) | 2010-07-13 |
US20090289219A1 (en) | 2009-11-26 |
WO2005114767A1 (en) | 2005-12-01 |
US7629082B2 (en) | 2009-12-08 |
EP1738425B1 (en) | 2013-10-16 |
EP1738425A1 (en) | 2007-01-03 |
JP4954865B2 (ja) | 2012-06-20 |
CN1947283B (zh) | 2013-06-12 |
CN1947283A (zh) | 2007-04-11 |
US20050287440A1 (en) | 2005-12-29 |
TW200610216A (en) | 2006-03-16 |
KR20060047424A (ko) | 2006-05-18 |
JP2007534129A (ja) | 2007-11-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100666822B1 (ko) | 개선된 전기화학 특성을 갖는 음극활물질 및 이를 포함하는전기 화학 소자 | |
US8859147B2 (en) | Non-aqueous secondary battery | |
US9972835B2 (en) | Positive active material for rechargeable lithium battery, method for manufacturing the same, and rechargeable lithium battery including the same | |
KR101463114B1 (ko) | 음극 활물질, 그 제조 방법 및 이를 채용한 음극과 리튬전지 | |
WO2012014998A1 (ja) | リチウム二次電池 | |
CN104638268B (zh) | 锂离子二次电池用负极活性物质、锂离子二次电池用负极及锂离子二次电池 | |
KR20030096089A (ko) | 음극 활성 물질, 그것을 이용한 음극, 그것을 이용한비수성 전해질 전지, 및 음극 활성 물질의 제조 방법 | |
KR20150139154A (ko) | 리튬 이차 전지용 음극 활물질, 및 이를 포함하는 리튬 이차 전지 | |
KR20130134240A (ko) | 리튬 이차전지용 음극 활물질 및 이를 포함하는 리튬 이차전지 | |
US20140065477A1 (en) | Positive active material composition for rechargeable lithium battery, and positive electrode and rechargeable lithium battery including same | |
US20150194663A1 (en) | Negative electrode and rechargeable lithium battery including same | |
KR101375326B1 (ko) | 복합체 음극 활물질, 그 제조 방법 및 이를 채용한 음극과리튬 전지 | |
KR100786779B1 (ko) | 리튬 이차 전지용 양극 활물질, 이의 제조방법 및 이를포함하는 리튬 이차 전지 | |
JP2017033928A (ja) | 電池正極材料、および、リチウムイオン電池 | |
KR100824931B1 (ko) | 활물질. 그 제조방법 및 이를 구비한 리튬 이차 전지 | |
CN113557615A (zh) | 非水电解质二次电池用负极 | |
CN113646921A (zh) | 非水电解质二次电池 | |
JP3327468B2 (ja) | リチウムイオン二次電池及びその製造方法 | |
US20130052533A1 (en) | Negative active material for lithium secondary battery and lithium secondary battery including the same | |
KR101044577B1 (ko) | 고전압 리튬 이차 전지 | |
JP2020194739A (ja) | リチウムイオン二次電池及びリチウムイオン二次電池の製造方法 | |
US11851733B2 (en) | Manufacturing method of porous silicon material, porous silicon material, and power storage device | |
KR101480216B1 (ko) | 실리콘 산화물계 음극활물질, 이의 제조방법 및 이를 이용한 이차전지 | |
JP7106749B2 (ja) | 電極、電池、及び電池パック | |
KR20110120018A (ko) | 음극활물질, 그 제조방법 및 이를 채용한 음극과 리튬전지 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130102 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20140102 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20141231 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20151229 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20180102 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20190102 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20200102 Year of fee payment: 14 |