KR100370386B1 - 리튬 전지용 비수전해액 - Google Patents
리튬 전지용 비수전해액 Download PDFInfo
- Publication number
- KR100370386B1 KR100370386B1 KR10-2000-0071318A KR20000071318A KR100370386B1 KR 100370386 B1 KR100370386 B1 KR 100370386B1 KR 20000071318 A KR20000071318 A KR 20000071318A KR 100370386 B1 KR100370386 B1 KR 100370386B1
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- South Korea
- Prior art keywords
- carbonate
- lithium
- ethyl
- organic solvent
- electrolyte solution
- Prior art date
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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
-
- 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
- H01M10/0569—Liquid materials characterised by the 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
- 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
- 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
-
- 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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- 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)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
Abstract
Description
기본 전해액(1M LiPF6) | 첨가제 | 분해전압(V) |
탄산에틸렌/탄산에틸메틸=1:1 | - | 0.5 |
탄산에틸렌/탄산에틸메틸=1:1 | 에틸-2,2-[(메틸설포닐)옥시]프로피온산 2.0 중량부 | 1.15 |
방전 용량(%) | |
실시예 1 | 73.5 |
실시예 2 | 75.3 |
실시예 3 | 72.1 |
비교예 1 | 69.5 |
방전 초기 전압(V) | 방전 용량(%) | |
실시예 1 | 3.45 | 15.3 |
실시예 2 | 3.59 | 25.7 |
실시예 3 | 3.51 | 19.3 |
비교예 1 | 3.11 | 2.0 |
Claims (4)
- 리튬염이 0.8 내지 2.0M로 용해된 환형 탄산염계 유기용매와 선형 탄산염계 유기용매의 혼합 유기용매 100 중량부에 에틸-2,2-[(메틸설포닐)옥시]프로피온산(ethyl-2,2-[(methylsulfonyl)oxy]propionate)을 0.1 내지 10.0 중량부 첨가하여 제조된 리튬 전지용 비수 전해액.
- 제 1항에 있어서,상기 환형 탄산염계 유기용매는 탄산에틸렌, 탄산프로필렌, 또는 그들의 혼합물이고, 상기 선형 탄산염계 유기용매는 탄산디메틸, 탄산디에틸, 탄산에틸메틸, 탄산메틸프로필, 탄산에틸프로필, 또는 그들의 혼합물인 것을 특징으로 하는 리튬 전지용 비수 전해액.
- 제 1항에 있어서,상기 혼합 유기용매가 아세트산프로필, 아세트산메틸, 아세트산에틸, 아세트산부틸, 프로피온산메틸 및 프로피온산에틸로 구성되는 군으로부터 선택되는 1종 이상을 추가로 포함하는 것을 특징으로 하는 리튬 전지용 비수 전해액.
- 제 1항에 있어서,상기 리튬염이 LiPF6, LiClO4, LiAsF6및 LiBF4로 구성되는 군으로부터 선택되는 1종 이상인 것을 특징으로 하는 리튬 전지용 비수 전해액.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0071318A KR100370386B1 (ko) | 2000-11-28 | 2000-11-28 | 리튬 전지용 비수전해액 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0071318A KR100370386B1 (ko) | 2000-11-28 | 2000-11-28 | 리튬 전지용 비수전해액 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020041647A KR20020041647A (ko) | 2002-06-03 |
KR100370386B1 true KR100370386B1 (ko) | 2003-01-30 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2000-0071318A KR100370386B1 (ko) | 2000-11-28 | 2000-11-28 | 리튬 전지용 비수전해액 |
Country Status (1)
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KR (1) | KR100370386B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2434824T3 (es) * | 2008-03-13 | 2013-12-17 | Ube Industries, Ltd. | Electrolito no acuoso para una batería de litio, batería de litio que usa dicho electrolito y derivado de hidroxiácido para su uso en dicho electrolito |
US10461358B2 (en) | 2011-10-11 | 2019-10-29 | Samsung Sdi Co., Ltd. | Rechargeable lithium battery |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0917446A (ja) * | 1995-06-29 | 1997-01-17 | Matsushita Electric Ind Co Ltd | 非水電解液二次電池 |
JPH1131527A (ja) * | 1997-07-09 | 1999-02-02 | Matsushita Electric Ind Co Ltd | 非水電解液二次電池 |
WO2000039878A1 (fr) * | 1998-12-25 | 2000-07-06 | Matsushita Electric Industrial Co., Ltd. | Pile secondaire au lithium |
KR20000048387A (ko) * | 1998-12-28 | 2000-07-25 | 나카노 가스히코 | 리튬이온 2차전지 전극용 바인더 조성물 및 그 이용 |
KR100281828B1 (ko) * | 1999-01-16 | 2001-02-15 | 박호군 | 리튬이차전지와 슈퍼캐패시터 특성을 결합하여 일체형화한 하이브리드형 슈퍼이차전지 |
KR100354455B1 (ko) * | 1999-11-30 | 2002-09-30 | 한국과학기술연구원 | 자외선 경화형 고분자 블렌드 전해질, 이의 제조방법 및이를 이용한 리튬고분자 전지 |
-
2000
- 2000-11-28 KR KR10-2000-0071318A patent/KR100370386B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0917446A (ja) * | 1995-06-29 | 1997-01-17 | Matsushita Electric Ind Co Ltd | 非水電解液二次電池 |
JPH1131527A (ja) * | 1997-07-09 | 1999-02-02 | Matsushita Electric Ind Co Ltd | 非水電解液二次電池 |
WO2000039878A1 (fr) * | 1998-12-25 | 2000-07-06 | Matsushita Electric Industrial Co., Ltd. | Pile secondaire au lithium |
KR20000048387A (ko) * | 1998-12-28 | 2000-07-25 | 나카노 가스히코 | 리튬이온 2차전지 전극용 바인더 조성물 및 그 이용 |
KR100281828B1 (ko) * | 1999-01-16 | 2001-02-15 | 박호군 | 리튬이차전지와 슈퍼캐패시터 특성을 결합하여 일체형화한 하이브리드형 슈퍼이차전지 |
KR100354455B1 (ko) * | 1999-11-30 | 2002-09-30 | 한국과학기술연구원 | 자외선 경화형 고분자 블렌드 전해질, 이의 제조방법 및이를 이용한 리튬고분자 전지 |
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KR20020041647A (ko) | 2002-06-03 |
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