KR970059095A - 카본-도핑된 리튬 망간 산화물 및 그 제조 방법 - Google Patents

카본-도핑된 리튬 망간 산화물 및 그 제조 방법 Download PDF

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Publication number
KR970059095A
KR970059095A KR1019960001106A KR19960001106A KR970059095A KR 970059095 A KR970059095 A KR 970059095A KR 1019960001106 A KR1019960001106 A KR 1019960001106A KR 19960001106 A KR19960001106 A KR 19960001106A KR 970059095 A KR970059095 A KR 970059095A
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South Korea
Prior art keywords
lithium
carbon
manganese
doped lithium
lithium manganese
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KR1019960001106A
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English (en)
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KR0165508B1 (ko
Inventor
권호진
건 김
박휴범
Original Assignee
김광호
삼성전자 주식회사
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Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019960001106A priority Critical patent/KR0165508B1/ko
Priority to GB9612986A priority patent/GB2309221B/en
Priority to US08/667,015 priority patent/US5762900A/en
Priority to JP8160296A priority patent/JP2974613B2/ja
Priority to CN96108698A priority patent/CN1087875C/zh
Publication of KR970059095A publication Critical patent/KR970059095A/ko
Application granted granted Critical
Publication of KR0165508B1 publication Critical patent/KR0165508B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/12—Manganates manganites or permanganates
    • C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/12—Manganates manganites or permanganates
    • C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
    • C01G45/1242—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type [Mn2O4]-, e.g. LiMn2O4, Li[MxMn2-x]O4
    • 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
    • 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
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Secondary Cells (AREA)

Abstract

본 발명은 카본-도핑된 리튬 망간 산화물 및 그 제조 방법에 관한 것이다. 본 발명에 따라 제조되는 카본-도핑된 리튬 망간 산화물은 입자가 미세하고 균일할 뿐만 아니라 카본이 도핑되어 있기 때문에 전도성이 우수하여 별도의 도전체와 혼합하지 않고 전지의 극판 재료로서 사용되기에 적합하다.

Description

카본-도핑된 리튬 망간 산화물 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명의 일실시예에 따라 제조된 카본-도핑된 리튬 코발트 산화물의 주사 현미경 사진이다.

Claims (8)

  1. 전지 극판 재료로서 사용되는 결정성 분말 형태의 카본-도핑된 리튬 망간 산화물.
  2. 리튬과 망간 이온의 몰비가 1:2인 리튬화합물과 망간 화합물의 혼합 용액을 제조하는 단계; 폴리에틸렌글리콜을 상기 단계에서 제조된 혼합 용액에 넣고 혼합, 교반하여 겔상으로 만드는 단계 및 상기 단계에서 제조된 겔상의 혼합물을 전처리한 다음 후열처리하는 단계를 포함하는 것을 특징으로 하는 카본-도핑된 리튬망간 산화물의 제조방법.
  3. 제2항에 있어서, 상기 리튬화합물은 질산 리튬 및 아세트산 리튬으로 이루어진 군에서 선택된 하나인 것을 특징으로 하는 카본-도핑된 리튬 망간 산화물의 제조방법.
  4. 제2항에 있어서, 상기 망간화합물은 질산망간 및 아세트산 망간으로 이루어진 군에서 선택된 하나인 것을 특징으로 하는 카본-도핑된 리튬 망간 산화물의 제조방법.
  5. 제2항에 있어서, 상기 폴리에틸렌글리콜은 상기 리튬 및 코발트 이온의 총 몰수에 대하여 그 반복 단위 몰수가 1 내지 10이 되도록 첨가되는 것을 특징으로 하는 카본-도핑된 리튬 망간 산화물의 제조방법.
  6. 제2항에 있어서, 상기 교반은 60 내지 80℃에서 18 내지 24시간동안 이루어지는 것을 특징으로 하는 카본-도핑된 리튬 망간 산화물의 제조방법.
  7. 제2항에 있어서, 상기 전처리는 200내지 300℃에서 이루어지는 것을 특징으로 하는 카본-도핑된 리튬 망간 산화물의 제조방법.
  8. 제2항에 있어서, 상기 후열처리는 400내지 800℃에서 이루어지는 것을 특징으로 하는 카본-도핑된 리튬 망간 산화물의 제조방법.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960001106A 1996-01-19 1996-01-19 카본-도핑된 리튬 망간 산화물의 제조방법 KR0165508B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1019960001106A KR0165508B1 (ko) 1996-01-19 1996-01-19 카본-도핑된 리튬 망간 산화물의 제조방법
GB9612986A GB2309221B (en) 1996-01-19 1996-06-20 A method of making a carbon-doped composite metal oxide
US08/667,015 US5762900A (en) 1996-01-19 1996-06-20 Carbon-doped lithium manganese oxide and manufacturing method therefor using polyethylene glycol
JP8160296A JP2974613B2 (ja) 1996-01-19 1996-06-20 カーボンのドーピングされたリチウムマンガン酸化物の製造方法
CN96108698A CN1087875C (zh) 1996-01-19 1996-07-22 掺碳的锂锰氧化物的制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960001106A KR0165508B1 (ko) 1996-01-19 1996-01-19 카본-도핑된 리튬 망간 산화물의 제조방법

Publications (2)

Publication Number Publication Date
KR970059095A true KR970059095A (ko) 1997-08-12
KR0165508B1 KR0165508B1 (ko) 1998-12-15

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ID=19449747

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KR1019960001106A KR0165508B1 (ko) 1996-01-19 1996-01-19 카본-도핑된 리튬 망간 산화물의 제조방법

Country Status (5)

Country Link
US (1) US5762900A (ko)
JP (1) JP2974613B2 (ko)
KR (1) KR0165508B1 (ko)
CN (1) CN1087875C (ko)
GB (1) GB2309221B (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3218170B2 (ja) * 1995-09-06 2001-10-15 キヤノン株式会社 リチウム二次電池及びリチウム二次電池の製造方法
KR100420044B1 (ko) * 1996-12-30 2004-05-22 삼성에스디아이 주식회사 도전재를함유한LiMn2O4분말
KR100378005B1 (ko) * 1997-06-30 2003-06-12 삼성에스디아이 주식회사 고용량및안정성의리튬이온용양극활물질및그제조방법
KR100417251B1 (ko) * 1999-12-15 2004-02-05 주식회사 엘지화학 전기화학적 성능이 향상된 리튬망간 스피넬 산화물의 제조방법
KR100366226B1 (ko) * 2000-02-02 2002-12-31 한국과학기술원 리튬이차전지용 정극재료의 제조방법
JP4941692B2 (ja) * 2000-05-16 2012-05-30 株式会社豊田中央研究所 リチウム二次電池正極活物質用リチウムマンガン複合酸化物およびその製造方法
KR100399025B1 (ko) * 2000-11-23 2003-09-19 한국과학기술원 리튬이차전지용 리튬망간 산화물의 제조방법
KR100437340B1 (ko) * 2002-05-13 2004-06-25 삼성에스디아이 주식회사 리튬 이차 전지용 양극 활물질의 제조 방법
KR100904203B1 (ko) * 2007-07-04 2009-06-23 한국과학기술연구원 연료 전지용 전극-전해질 복합체 분말의 제조 방법
JP2011210536A (ja) * 2010-03-30 2011-10-20 Dainippon Printing Co Ltd 電極活物質の製造方法
KR101153480B1 (ko) * 2010-06-24 2012-06-11 연세대학교 산학협력단 리튬 망간 산화물-탄소 나노 복합체 및 그 제조방법
KR101181323B1 (ko) * 2011-04-05 2012-09-11 전남대학교산학협력단 폴리올 프로세스를 이용한 리튬화된 전극재료제조방법, 그 방법으로 제조된 리튬화된 전극재료 및 상기 전극재료를 포함하는 2차전지
CN103943844B (zh) * 2014-04-04 2016-08-17 西安交通大学 一种无钴富锂锰基正极材料及其制备方法和应用

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1097469A (en) * 1969-10-17 1981-03-17 Gerhard Winter Production of inorganic fibres
US4812426A (en) * 1984-08-21 1989-03-14 Denki Kagaku Kogyo Kabushiki Kaisha Lead-containing oxide powder
GB9305440D0 (en) * 1993-03-17 1993-05-05 Dowty Electronic Components Lithiated manganese oxide
GB9305457D0 (en) * 1993-03-17 1993-05-05 Dowty Electronic Components Lithiated manganese oxide
EP0689520B1 (en) * 1993-03-17 1998-07-15 Ultralife Batteries (UK) Ltd. Lithiated manganese oxide
FR2707426B1 (fr) * 1993-07-09 1995-08-18 Accumulateurs Fixes Générateur électrochimique rechargeable au lithium et son procédé de réalisation.
DE69409352T2 (de) * 1993-12-24 1998-07-23 Sharp Kk Nichtwässrige Sekundärbatterie, aktives Material für positive Elektrode und Verfahren zu dessen Herstellung
US5601796A (en) * 1995-11-22 1997-02-11 The Board Of Regents Of The University Of Oklahoma Method of making spinel LI2MN204 compound

Also Published As

Publication number Publication date
JP2974613B2 (ja) 1999-11-10
KR0165508B1 (ko) 1998-12-15
JPH09202622A (ja) 1997-08-05
GB2309221B (en) 1999-10-20
GB2309221A (en) 1997-07-23
CN1155766A (zh) 1997-07-30
US5762900A (en) 1998-06-09
GB9612986D0 (en) 1996-08-21
CN1087875C (zh) 2002-07-17

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