KR20060112730A - 리튬 이차 전지 - Google Patents
리튬 이차 전지 Download PDFInfo
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- KR20060112730A KR20060112730A KR1020050035290A KR20050035290A KR20060112730A KR 20060112730 A KR20060112730 A KR 20060112730A KR 1020050035290 A KR1020050035290 A KR 1020050035290A KR 20050035290 A KR20050035290 A KR 20050035290A KR 20060112730 A KR20060112730 A KR 20060112730A
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- separator
- solid electrolyte
- secondary battery
- lithium secondary
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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
- H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
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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
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
- H01M10/0562—Solid materials
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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
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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
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
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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
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
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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
- H01M50/42—Acrylic resins
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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
- H01M50/431—Inorganic material
- H01M50/434—Ceramics
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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
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
-
- 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
- H01M2300/0085—Immobilising or gelification of electrolyte
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Ceramic Engineering (AREA)
- Secondary Cells (AREA)
- Cell Separators (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (14)
- 두 전극과 상기 두 전극 사이에 개재되는 세퍼레이터를 포함하여 이루어진 전극 조립체와, 상기 전극 조립체가 내장되는 케이스를 구비하여 이루어지는 리튬 이차 전지에 있어서,상기 세퍼레이터는 리튬 이온에 대한 이온전도성을 가지는 고체 전해질을 포함하는 필러(Filler)와 바인더(binder)를 구비하여 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 고체 전해질은 무기계 전해질로 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 2 항에 있어서,상기 무기계 전해질은 세라믹 재질로 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 필러는 순수하게 고체 전해질만으로 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 필러는 고체 전해질과 이온 비전도성 세라믹 물질을 포함하여 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 5 항에 있어서,상기 이온 비전도성 세라믹 물질은 알루미나, 실리카, 지르코니아, 티타니아, 이온전도성 유리 가운데 적어도 하나를 포함하여 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 고체 전해질은 본 발명에서 고체 전해질은 LiCl-Li2O-P2O5, LiTi2(PO4)3-AlPO4, Li3N단결정, LiI-Li2S-P2S5, LiI-Li2S-B2S3, LiI-Li2S-SiS4, P2O5-SiO2-Li2O, P2O5-TiO2-Li2O, P2O5-Al2O3-Li2O, Li2S-GeS2-P2S5, La0.55Li0.35TiO3로 표시되는 조합가운데 하나 혹은 이들의 재조합으로 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항 내지 제 7항 가운데 어느 한 항에 있어서,상기 고체 전해질의 적어도 일부는 상기 세퍼레이터막에서 독자적으로 혹은 다른 필러 물질과 함께 1차 입자들이 부분 소결되어 형성된 2차 입자의 형태를 가지는 것을 특징으로 하는 리튬 이차 전지.
- 제 8 항에 있어서,상기 2차 입자는 상기 필러 물질 가운데 용융점이 낮은 것의 용융 온도 부근까지 가열을 통해 재질의 온도를 상승시키고, 넥킹(necking)시키는 방법을 사용하여 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 세퍼레이터막을 이루는 상기 바인더는 아크릴 고무계를 포함하여 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 세퍼레이터막은 메타크릴레이트를 포함하여 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 바인더는 상기 세퍼레이터막에서 상기 필러와 20:80 이하의 질량비를 가지고 혼재되는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 세퍼레이터막은 상기 전극 가운데 적어도 어느 하나의 표면에 일체로 형성되는 것을 특징으로 하는 리튬 이차 전지.
- 제 13 항에 있어서,상기 세퍼레이터막은 상기 전극을 세퍼레이터막액에 담그는(deeping) 방법으로 이루어지는 것을 특징으로 하는 리튬 이차 전지.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050035290A KR100659851B1 (ko) | 2005-04-27 | 2005-04-27 | 리튬 이차 전지 |
JP2006110185A JP4594269B2 (ja) | 2005-04-27 | 2006-04-12 | リチウム二次電池{Lithiumsecondarybattery} |
US11/409,030 US7674559B2 (en) | 2005-04-27 | 2006-04-24 | Lithium secondary battery including a separator |
CNB2006100928735A CN100461503C (zh) | 2005-04-27 | 2006-04-27 | 锂二次电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050035290A KR100659851B1 (ko) | 2005-04-27 | 2005-04-27 | 리튬 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060112730A true KR20060112730A (ko) | 2006-11-02 |
KR100659851B1 KR100659851B1 (ko) | 2006-12-19 |
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KR1020050035290A KR100659851B1 (ko) | 2005-04-27 | 2005-04-27 | 리튬 이차 전지 |
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---|---|
US (1) | US7674559B2 (ko) |
JP (1) | JP4594269B2 (ko) |
KR (1) | KR100659851B1 (ko) |
CN (1) | CN100461503C (ko) |
Cited By (3)
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WO2012150838A3 (ko) * | 2011-05-03 | 2013-03-21 | 주식회사 엘지화학 | 다공성 코팅층을 구비한 세퍼레이터 및 이를 구비한 전기화학소자 |
KR101324729B1 (ko) * | 2013-03-19 | 2013-11-05 | 주식회사 정관 | 리튬 이차전지용 고체 전해질 조성물 및 그 제조 방법 |
CN113314764A (zh) * | 2021-05-27 | 2021-08-27 | 昆山宝创新能源科技有限公司 | 复合固态电解质膜及其制备方法和固态电池 |
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US20060246355A1 (en) | 2006-11-02 |
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