KR970054747A - 2차 전지 전극용 초고용량 Ti계 수소저장합금 - Google Patents

2차 전지 전극용 초고용량 Ti계 수소저장합금 Download PDF

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KR970054747A
KR970054747A KR1019950047762A KR19950047762A KR970054747A KR 970054747 A KR970054747 A KR 970054747A KR 1019950047762 A KR1019950047762 A KR 1019950047762A KR 19950047762 A KR19950047762 A KR 19950047762A KR 970054747 A KR970054747 A KR 970054747A
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South Korea
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hydrogen storage
storage alloy
alloy
based hydrogen
high capacity
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KR1019950047762A
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KR100208652B1 (ko
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이재영
이한호
이기영
정재한
김동명
유지상
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윤덕용
한국과학기술원
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Priority to KR1019950047762A priority Critical patent/KR100208652B1/ko
Priority to US08/761,440 priority patent/US5922146A/en
Publication of KR970054747A publication Critical patent/KR970054747A/ko
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    • 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
    • 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
    • H01M4/383—Hydrogen absorbing alloys
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S420/00—Alloys or metallic compositions
    • Y10S420/90—Hydrogen storage

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

본 발명은 신규한 초고용량의 Ti계 수소저장합금에 관한 것이다. 본 발명의 Ti계 수소정장합금은 하기 일반식으로 표시된다:
TiAZrBVCMnDNiEMF
상기 식에서, M은 Cr, Co, Fe, Cu, Al, Si,Hf, Nb, Mo 및 RF로 구성되는 그룹 중에서 선택되는 적어도 1종의 금속이며, RF는 La, Ce, Nd 및 Sm으로 구성되는 군중에서 선택되는 적어도 1종의 회토류 금속을 나타내고; A, B, C, D, E 및 F는 각각 합금 조성 원소들의 원자 분율로서, 0.2≤A ≤0.35, 0.03≤B≤0.15, 0.15≤C≤0.4, 0.08≤D≤0.2, 0.13≤E≤0.35 및 0≤F≤0.1를 만족하는 값이며, 단, A+B+C+D+E+F=1이고, A+B≤0.45이다.
본 발명의 Ti계 수소저장합금은 몰분자량이 50~65g/㏖이고,단상의 C14-헥사고날 구조를 나타내며, 격자 상수 a가 4.902~5.00A, c가 7.972~8.168A이고, 방전용량이 400mAh/g이상의 초고용량을 갖는 합금으로서, Ni-MH(니켈-메탈하이드라이드)2차 전지의 음극 활물질로 사용되기에 적합하다.

Description

2차 전지 전극용 초고용량의 Ti계 수소저장합금
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1(가)도는 Ti0.4Zr0.05V0.2Mn0.2Ni0.2합금의 X-선 회절시험 패턴을 나타내는 그래프이다
제1(나)도는 Ti0.4V0.2Mn0.2Ni0.2합금의 X-선 회절시험 패턴을 나타내는 그래프이다.
제1(다)도는 Ti0.4V0.2Mn0.4합금의 X-선 회절시험 패턴을 나타내는 그래프이다.
제2도는 Ti0.26Zr0.07V0.13Mn0.2Ni0.34합금의 X-선 회절시험 패턴을 나타내는 그래프이다

Claims (4)

  1. 단상의 C14-헥사고날 결정 구조를 갖는 하기 일반식(I)로 표시되는 수소저장합금:
    TiAZrBVCMnDNiE(I)
    상기 식에서, A, B, C, D 및 E는 각각 합금 조성 원소들의 원자 분율로서, 0.2≤A ≤0.35, 0.03≤B≤0.15, 0.15≤C≤0.4, 0.08≤D≤0.2, 및 0.13≤E≤0.35를 만족하는 값이며, 단, A+B+C+D+E=1이고, A+B≤0.45이다.
  2. 제1항에 있어서, Ti0.20Zr0.13V0.20Mn0.17Ni0.30; Ti0.20Zr0.14V0.20Mn0.11Ni0.35; Ti0.23Zr0.10V0.20Mn0.17Ni0.30; Ti0.26Zr0.07V0.24Mn0.20Ni0.23; Ti0.27Zr0.07V0.17Mn0.17Ni0.32; Ti0.27Zr0.07V0.18Mn0.17Ni0.31; Ti0.28Zr0.07V0.22Mn0.18Ni0.25; Ti0.30Zr0.03V0.17Mn0.17Ni0.33; Ti0.30Zr0.03V0.20Mn0.17Ni0.30; 및 Ti0.35Zr0.04V0.18Mn0.30Ni0.13; 로 구성되는 그룹 중에서 선택되는 것을 특징으로 하는 수소저장합금.
  3. 단상의 C14-헥사고날 결정 구조를 갖는 하기 일반식(Ⅱ)로 표시되는 수소저장합금:
    TiAZrBVCMnDNiEMF(Ⅱ)
    상기 식에서, M은 Cr, Co, Fe, Cu, Al, Si, Hf, Nb, Mo 및 R,E로 구성되는 그룹 중에서 선택되는 적어도 1종이며, R,E는 적어도 1종의 회토류 금속을 나타내고, A, B, C, D, E 및 F는 각각 합금 조성 원소들의 원자 분율로서, 0.2≤A ≤0.35, 0.03≤B≤0.15, 0.15≤C≤0.4, 0.08≤D≤0.2, 0.13≤E≤0.35 및 0≤F≤0.1를 만족하는 값이며, 단, A+B+C+D+E+F=1이고, A+B≤0.45이다.
  4. 제3항에 있어서, Ti0.20Zr0.04V0.40Mn0.15Ni0.15MCo0.05; Ti0.26Zr0.07V0.24Mn0.10Ni0.20Cr0.10; Ti0.26Zr0.07V0.24Mn0.10Ni0.25Hf0.05; Ti0.26Zr0.07V0.24Mn0.10Ni0.25MO0.05; Ti0.26Zr0.07V0.24Mn0.10Ni0.25Nb0.05; Ti0.27Zr0.07V0.21Mn0.14Ni0.27Cr0.04; Ti0.27Zr0.07V0.21Mn0.14Ni0.27Co0.04; Ti0.27Zr0.07V0.21Mn0.14Ni0.27CU0.04; Ti0.27Zr0.07V0.21Mn0.14Ni0.27Al0.04; Ti0.27Zr0.07V0.21Mn0.14Ni0.27Si0.04; Ti0.27Zr0.07V0.21Mn0.14Ni0.27Fe0.04; Ti0.27Zr0.07V0.21Mn0.13Ni0.27Co0.06; Ti0.28Zr0.07V0.20Mn0.15Ni0.25R.E0.05(R.E=회토류 원소); Ti0.28Zr0.07V0.22Mn0.10Ni0.25Cr0.04; 및, Ti0.28Zr0.07V0.22Mn0.10Ni0.25Al0.08로 구성되는 구룹 중에서 선택되는 것을 특징으로 하는 수소저장합금
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950047762A 1995-12-08 1995-12-08 2차 전지 전극용 초고용량 ti계 수소저장합금 KR100208652B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019950047762A KR100208652B1 (ko) 1995-12-08 1995-12-08 2차 전지 전극용 초고용량 ti계 수소저장합금
US08/761,440 US5922146A (en) 1995-12-08 1996-12-06 Hydrogen-absorbing alloy of ultra high capacity for electrode of secondary battery

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KR1019950047762A KR100208652B1 (ko) 1995-12-08 1995-12-08 2차 전지 전극용 초고용량 ti계 수소저장합금

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KR100208652B1 KR100208652B1 (ko) 1999-07-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100477729B1 (ko) * 1997-09-09 2005-05-16 삼성에스디아이 주식회사 니켈수소전지의수소저장합금
KR100477730B1 (ko) * 1997-09-09 2005-05-16 삼성에스디아이 주식회사 니켈수소전지의수소저장합금
KR100712684B1 (ko) * 2005-11-30 2007-05-02 충주대학교 산학협력단 Ｔｉ-Ｎｂ-Ｃｒ계 수소저장합금 및 그 제조 방법

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1108391C (zh) 1999-01-29 2003-05-14 株式会社三德 用于电池的吸氢合金
US20160024620A1 (en) * 2014-07-25 2016-01-28 Ovonic Battery Company, Inc. Laves phase-related bcc metal hydride alloys for electrochemical applications
CN106058092A (zh) * 2016-06-28 2016-10-26 普定县银丰农业科技发展有限公司 一种低成本钛合金节能车用蓄电池壳体及其制备方法和加工方法
CN115803076A (zh) 2020-04-20 2023-03-14 应脉医疗科技(上海)有限公司 电致动铰接导管系统

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05287422A (ja) * 1992-04-13 1993-11-02 Matsushita Electric Ind Co Ltd 水素吸蔵合金電極

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100477729B1 (ko) * 1997-09-09 2005-05-16 삼성에스디아이 주식회사 니켈수소전지의수소저장합금
KR100477730B1 (ko) * 1997-09-09 2005-05-16 삼성에스디아이 주식회사 니켈수소전지의수소저장합금
KR100712684B1 (ko) * 2005-11-30 2007-05-02 충주대학교 산학협력단 Ｔｉ-Ｎｂ-Ｃｒ계 수소저장합금 및 그 제조 방법

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KR100208652B1 (ko) 1999-07-15

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