KR100560209B1 - 과충전 안전성이 우수한 전해질 조성물 - Google Patents
과충전 안전성이 우수한 전해질 조성물 Download PDFInfo
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- KR100560209B1 KR100560209B1 KR1020020039570A KR20020039570A KR100560209B1 KR 100560209 B1 KR100560209 B1 KR 100560209B1 KR 1020020039570 A KR1020020039570 A KR 1020020039570A KR 20020039570 A KR20020039570 A KR 20020039570A KR 100560209 B1 KR100560209 B1 KR 100560209B1
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
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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
- 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
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0568—Liquid materials characterised by the solutes
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
- H01M2300/0028—Organic electrolyte characterised by the solvent
- H01M2300/0037—Mixture of solvents
- H01M2300/004—Three solvents
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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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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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
- H01M4/13—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
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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
- H01M4/48—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
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/417—Polyolefins
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- 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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- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (12)
- 리튬 염 및 유기용매를 주성분으로 하며, 첨가제로서 질소-함유 화합물 및 비페닐을 조성물 총량에 대해 각각 0.1 내지 5 중량% 및 3 내지 12 중량%로 포함하는, 전해질 조성물.
- 삭제
- 제 1 항에 있어서,질소-함유 화합물이 1차, 2차 또는 3차 아민, 또는 그의 중합체, 공중합체 또는 올리고머임을 특징으로 하는 조성물.
- 제 3 항에 있어서,1차, 2차 또는 3차 아민이 6원 방향족 헤테로사이클, 5원 융합된(fused) 방향족 헤테로사이클, 및 방향족 또는 비방향족 2차 또는 3차 아민 중에서 하나 이상 선택된 화합물임을 특징으로 하는 조성물.
- 제 4 항에 있어서,1차, 2차 또는 3차 아민이 피리딘, 피리다진, 피리미딘, 피라진, 트리아진, 트리아 졸, 티아졸, 티아디아졸, 및 1개 이상의 질소 원자와 5개 이상의 탄소 원자를 함유하는 화합물 중에서 하나 이상 선택된 화합물임을 특징으로 하는 조성물.
- 제 1 항에 있어서,할로겐- 또는 에폭시-함유 화합물을 조성물 총량에 대해 0.02 내지 1.5 중량%로 추가로 포함하는 것을 특징으로 하는 조성물.
- 삭제
- 제 1 항에 있어서,리튬 염이 LiPF6, LiAsF6, LiClO4, LiN(CF3SO2) 2, LiBF4, LiCF3SO3 및 LiSbF6 중에서 선택되고, 유기용매 중에 0.5 내지 2.0M의 농도로 포함되는 것을 특징으로 하는 조성물.
- 음극, 양극 및 격리판을 수용하는 전지 용기 안에 제 1 항, 제 3 항 내지 제 6 항 및 제 8 항 중 어느 한 항의 전해질 조성물을 붓고, 용기를 밀봉한 후 30 내지 130℃로 가열하여 전해질 조성물을 겔화시키는 것을 포함하는, 리튬 2차 전지의 제조방법.
- 삭제
- 제 9 항의 방법에 의해 제조된, 음극, 양극 및 격리판을 포함하며 양 전극 간이 제 1 항, 제 3 항 내지 제 6 항 및 제 8 항 중 어느 한 항의 조성물로 채워진, 리튬 2차 전지.
- 제 11 항에 있어서,양 전극 간이 제 1 항, 제 3 항 내지 제 6 항 및 제 8 항 중 어느 한 항의 조성물을 겔화시켜 얻은 겔 고분자 전해질로 채워진 것을 특징으로 하는, 리튬 2차 전지.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020039570A KR100560209B1 (ko) | 2002-07-09 | 2002-07-09 | 과충전 안전성이 우수한 전해질 조성물 |
PCT/KR2003/001332 WO2004006378A1 (en) | 2002-07-09 | 2003-07-07 | Electrolyte composition for lithium secondary battery having high overcharge-safety |
AU2003281410A AU2003281410A1 (en) | 2002-07-09 | 2003-07-07 | Electrolyte composition for lithium secondary battery having high overcharge-safety |
Applications Claiming Priority (1)
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KR1020020039570A KR100560209B1 (ko) | 2002-07-09 | 2002-07-09 | 과충전 안전성이 우수한 전해질 조성물 |
Publications (2)
Publication Number | Publication Date |
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KR20040006057A KR20040006057A (ko) | 2004-01-24 |
KR100560209B1 true KR100560209B1 (ko) | 2006-03-10 |
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KR1020020039570A KR100560209B1 (ko) | 2002-07-09 | 2002-07-09 | 과충전 안전성이 우수한 전해질 조성물 |
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KR (1) | KR100560209B1 (ko) |
AU (1) | AU2003281410A1 (ko) |
WO (1) | WO2004006378A1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US8940443B2 (en) | 2008-08-13 | 2015-01-27 | Greatbatch Ltd. | Polyvinylpyridine additives for nonaqueous electrolytes activating lithium rechargeable electrochemical cells |
JP5636338B2 (ja) * | 2011-06-28 | 2014-12-03 | シャープ株式会社 | 非水系二次電池及びその難燃剤 |
KR102666156B1 (ko) * | 2019-06-18 | 2024-05-16 | 주식회사 엘지에너지솔루션 | 리튬 이차 전지용 전해질 및 이를 포함하는 리튬 이차 전지 |
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US5203955A (en) * | 1988-12-23 | 1993-04-20 | International Business Machines Corporation | Method for etching an organic polymeric material |
US5242713A (en) * | 1988-12-23 | 1993-09-07 | International Business Machines Corporation | Method for conditioning an organic polymeric material |
US5104944A (en) * | 1989-07-18 | 1992-04-14 | International Business Machines Corporation | Process for nucleophilic derivatization of materials having an imide group conjugated to an aromatic moiety |
US5045159A (en) * | 1989-07-18 | 1991-09-03 | International Business Machines Corporation | Derivatives of compounds containing a carbonyl group conjugated to an aromatic moiety and electrophilic methods of fabrication thereof |
US5021129A (en) * | 1989-09-25 | 1991-06-04 | International Business Machines Corporation | Multilayer structures of different electroactive materials and methods of fabrication thereof |
JP2768390B2 (ja) * | 1990-12-11 | 1998-06-25 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 無電解金属付着のために基体をコンディショニングする方法 |
DE69311408T2 (de) * | 1992-03-10 | 1998-02-05 | Sumitomo Chemical Co | Verfahren zur Herstellung von leitfähigen Verbundstoffen aus Polymeren |
US6841303B2 (en) * | 2001-01-17 | 2005-01-11 | Skc Co., Ltd. | High ionic conductivity gel polymer electrolyte for rechargeable polymer batteries |
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2002
- 2002-07-09 KR KR1020020039570A patent/KR100560209B1/ko active IP Right Grant
-
2003
- 2003-07-07 AU AU2003281410A patent/AU2003281410A1/en not_active Abandoned
- 2003-07-07 WO PCT/KR2003/001332 patent/WO2004006378A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR20040006057A (ko) | 2004-01-24 |
WO2004006378A1 (en) | 2004-01-15 |
AU2003281410A1 (en) | 2004-01-23 |
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