WO2010087649A3 - 나노 튜브 형태의 리튬 티탄 산화물 - Google Patents

나노 튜브 형태의 리튬 티탄 산화물 Download PDF

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Publication number
WO2010087649A3
WO2010087649A3 PCT/KR2010/000561 KR2010000561W WO2010087649A3 WO 2010087649 A3 WO2010087649 A3 WO 2010087649A3 KR 2010000561 W KR2010000561 W KR 2010000561W WO 2010087649 A3 WO2010087649 A3 WO 2010087649A3
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WIPO (PCT)
Prior art keywords
titanate
nanotube structure
lithium titanate
powder
tio
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PCT/KR2010/000561
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English (en)
French (fr)
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WO2010087649A2 (ko
Inventor
김동현
이기수
김선재
장점석
이진우
권민석
우마르아흐메드
이경섭
선양국
신동욱
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한양대학교 산학협력단
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Application filed by 한양대학교 산학협력단 filed Critical 한양대학교 산학협력단
Publication of WO2010087649A2 publication Critical patent/WO2010087649A2/ko
Publication of WO2010087649A3 publication Critical patent/WO2010087649A3/ko

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/003—Titanates
    • C01G23/005—Alkali titanates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
    • B82B3/00—Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • 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
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
    • 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
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C01P2004/13—Nanotubes
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • 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)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

본 발명은 나노 튜브 형태의 리튬 티탄 산화물을 제공하며, 또한, 준안정상태의 TiO2 분말을 마련하는 제 1 단계와, LiOH 수용액에서 상기 TiO2 분말을 반응시켜 이온 교환법에 의해 상기 Li 성분을 함유한 층상 구조의 티타네이트를 형성하는 제 2단계와, 상기 Li 성분을 함유한 층상 구조의 티타네이트가 나노튜브구조로 전환되도록 상기 티타네이트를 열처리하는 제 3 단계: 및, 상기 결과물을 건조시키는 제 4 단계를 포함하는 나노구조 형태의 리튬 티탄 산화물 제조 방법을 제공한다.
PCT/KR2010/000561 2009-01-30 2010-01-29 나노 튜브 형태의 리튬 티탄 산화물 WO2010087649A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2009-0007394 2009-01-30
KR1020090007394A KR101088268B1 (ko) 2009-01-30 2009-01-30 나노 튜브 형태의 리튬 티탄 산화물

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/391,622 A-371-Of-International US8837457B2 (en) 2009-08-21 2010-08-20 Method and apparatus for adjusting signal transmission starting point of terminal in wireless network
US14/463,703 Continuation US9265045B2 (en) 2009-08-21 2014-08-20 Method and apparatus for adjusting signal transmission starting point of terminal in wireless network

Publications (2)

Publication Number Publication Date
WO2010087649A2 WO2010087649A2 (ko) 2010-08-05
WO2010087649A3 true WO2010087649A3 (ko) 2010-11-04

Family

ID=42396206

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Application Number Title Priority Date Filing Date
PCT/KR2010/000561 WO2010087649A2 (ko) 2009-01-30 2010-01-29 나노 튜브 형태의 리튬 티탄 산화물

Country Status (2)

Country Link
KR (1) KR101088268B1 (ko)
WO (1) WO2010087649A2 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101307970B1 (ko) * 2011-02-11 2013-10-15 주식회사 예일전자 티탄산바륨 나노튜브형 분말 제조방법
KR101483205B1 (ko) * 2012-04-18 2015-01-16 주식회사 엘지화학 전해액 함침성 및 안전성이 향상된 전극조립체 및 이를 포함하는 리튬 이차전지
WO2019050094A1 (ko) * 2017-09-05 2019-03-14 주식회사 아이에프엠 리튬 이차전지 음극활물질용 리튬 티탄 산화물 및 그 제조방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040217335A1 (en) * 2003-04-29 2004-11-04 Hans-Josef Sterzel Preparation of nanocrystalline lithium titanate spinels
KR20080096023A (ko) * 2007-04-26 2008-10-30 삼성전자주식회사 초음파화학법을 이용한 리튬타이타네이트 나노입자의제조방법
KR20080101993A (ko) * 2007-05-17 2008-11-24 주식회사 엘지화학 나노구조 형태의 리튬 티탄 산화물

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040217335A1 (en) * 2003-04-29 2004-11-04 Hans-Josef Sterzel Preparation of nanocrystalline lithium titanate spinels
KR20080096023A (ko) * 2007-04-26 2008-10-30 삼성전자주식회사 초음파화학법을 이용한 리튬타이타네이트 나노입자의제조방법
KR20080101993A (ko) * 2007-05-17 2008-11-24 주식회사 엘지화학 나노구조 형태의 리튬 티탄 산화물

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LI, J. ET AL.: "Controllable formation and electrochemical properties of one-dimensional nanostructured spinel Li4Ti5012", ELECTROCHEMISTRY COMMUNICATIONS, vol. 7, 2005, pages 894 - 899 *

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Publication number Publication date
KR101088268B1 (ko) 2011-11-30
KR20100088277A (ko) 2010-08-09
WO2010087649A2 (ko) 2010-08-05

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