KR100328152B1 - 전지용 비수전해액 - Google Patents
전지용 비수전해액 Download PDFInfo
- Publication number
- KR100328152B1 KR100328152B1 KR1020000018635A KR20000018635A KR100328152B1 KR 100328152 B1 KR100328152 B1 KR 100328152B1 KR 1020000018635 A KR1020000018635 A KR 1020000018635A KR 20000018635 A KR20000018635 A KR 20000018635A KR 100328152 B1 KR100328152 B1 KR 100328152B1
- Authority
- KR
- South Korea
- Prior art keywords
- carbonate
- batteries
- electrolyte
- nonaqueous electrolyte
- electrolyte solution
- Prior art date
Links
Classifications
-
- 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
- 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
-
- 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
Landscapes
- 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
전해액 조성 | 0시간 | 4시간 | 24시간 | 48시간 | 72시간 | 96시간 |
비교예 | 7.9 % | 8.8 % | 11.6 % | 13.4 % | 17.4 % | 21.5 % |
실시예1 | 5.5 % | 6.2 % | 9.2 % | 11.9 % | 17.0 % | 20.5 % |
실시예2 | 4.9 % | 5.7 % | 7.9 % | 8.5 % | 14.7 % | 20.0 % |
실시예3 | 4.3 % | 5.0 % | 7.0 % | 8.3 % | 13.3 % | 16.5 % |
실시예4 | 3.5 % | 4.5 % | 6.9 % | 8.7 % | 13.6 % | 19.7 % |
전해액 조성 | 잔류방전용량 |
비교예 | 82.0 % |
실시예1 | 82.9 % |
실시예2 | 83.1 % |
실시예3 | 84.3 % |
실시예4 | 82.7 % |
Claims (4)
- 유기용매 및 리튬염으로 이루어진 전지용 비수전해액에 있어서, 하기 화학식 1의 무수말레인산을 포함하는 것을 특징으로 하는 전지용 비수전해액.[화학식 1]
- 제1항에 있어서, 상기 무수말레인산의 함량이 전체 비수전해액에 대하여 0.1~10 중량%인 것을 특징으로 하는 전지용 비수전해액.
- 제1항에 있어서, 상기 유기용매는 에틸렌카보네이트, 프로필렌카보네이트,-부티로락톤, 디메틸카보네이트, 디에틸카보네이트, 디프로필카보네이트, 에틸메틸카보네이트, 메틸프로필카보네이트, 에틸프로필카보네이트, 메틸아세테이트, 에틸아세테이트, 프로필아세테이트, 부틸아세테이트, 메틸프로피오네이트, 에틸프로피오네이트로 이루어진 군으로부터 선택되는 1종 이상인 것을 특징으로 하는 전지용 비수전해액.
- 제1항에 있어서, 상기 리튬염은 LiPF6, LiClO4, LiAsF5, LiBF4, LiCF3SO3로 구성되는 군으로부터 선택되는 1종 이상이고, 그 농도가 0.7 내지 2.0몰인 것을 특징으로 하는 전지용 비수전해액.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000018635A KR100328152B1 (ko) | 2000-04-10 | 2000-04-10 | 전지용 비수전해액 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000018635A KR100328152B1 (ko) | 2000-04-10 | 2000-04-10 | 전지용 비수전해액 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010095511A KR20010095511A (ko) | 2001-11-07 |
KR100328152B1 true KR100328152B1 (ko) | 2002-03-12 |
Family
ID=19663067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000018635A KR100328152B1 (ko) | 2000-04-10 | 2000-04-10 | 전지용 비수전해액 |
Country Status (1)
Country | Link |
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KR (1) | KR100328152B1 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100490619B1 (ko) * | 2001-12-21 | 2005-05-17 | 삼성에스디아이 주식회사 | 전해질, 리튬 이차 전지, 및 리튬 이차 전지의 제조방법 |
KR100766930B1 (ko) * | 2002-01-11 | 2007-10-17 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 전해액 및 이를 포함하는 리튬 이차 전지 |
KR101297173B1 (ko) | 2011-02-09 | 2013-08-21 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
CN109428120B (zh) | 2017-08-30 | 2021-09-17 | 深圳新宙邦科技股份有限公司 | 锂离子电池用非水电解液及锂离子电池 |
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2000
- 2000-04-10 KR KR1020000018635A patent/KR100328152B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20010095511A (ko) | 2001-11-07 |
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