WO2005078740A1 - リチウムイオン伝導性硫化物系結晶化ガラス及びその製造方法 - Google Patents
リチウムイオン伝導性硫化物系結晶化ガラス及びその製造方法 Download PDFInfo
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- WO2005078740A1 WO2005078740A1 PCT/JP2005/001323 JP2005001323W WO2005078740A1 WO 2005078740 A1 WO2005078740 A1 WO 2005078740A1 JP 2005001323 W JP2005001323 W JP 2005001323W WO 2005078740 A1 WO2005078740 A1 WO 2005078740A1
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- WIPO (PCT)
- Prior art keywords
- lithium
- glass
- crystallized glass
- sulfide
- ion conductive
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/10—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances sulfides
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
- C03B32/02—Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/32—Non-oxide glass compositions, e.g. binary or ternary halides, sulfides or nitrides of germanium, selenium or tellurium
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C4/00—Compositions for glass with special properties
- C03C4/18—Compositions for glass with special properties for ion-sensitive glass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
- H01B1/122—Ionic conductors
-
- 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
- H01M10/0561—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
-
- 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
- H01M2300/0065—Solid electrolytes
- H01M2300/0068—Solid electrolytes inorganic
-
- 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
Definitions
- the present invention relates to a lithium-ion-conductive crystallized glass, a method for producing the same, a solid electrolyte using the same, and an all-solid-state battery.
- lithium ion transport number is not 1.
- a sulfide-based crystallized glass having a crystalline phase is disclosed (see, for example, JP-A-2002-109955).
- This sultanite-based crystalline glass exhibits high lithium ion conductivity even at room temperature.
- the present invention has been made in view of the above-described problems, and exhibits extremely high lithium ion conductivity even at room temperature. Industrial production is possible by lowering the heat treatment temperature and reducing the amount of Li source used. It is an object of the present invention to provide a sulfur-based material-based crystalline glass which is excellent in economic efficiency.
- the present inventors conducted more detailed research on the technology described in Japanese Patent Application Laid-Open No. 2002-109955, and as a result, compared the amount of Li source used with a low heat treatment temperature. It has been found that, in an extremely small number of compositions, the sulfide-based crystalline glass exhibits a novel crystal structure, and when having this crystal structure, lithium ion conductivity is remarkably excellent, and the present invention has been completed. .
- lithium ion conductive sulfide-based crystallized glass a method for producing the same, a solid electrolyte using the same, and an all-solid battery.
- Li 3 68-74 mol% and 1 3 S: the 26-32 mole 0/0 sulfide-based glass having a composition of
- LiS reacts lithium hydroxide and hydrogen sulfide in an aprotic organic solvent.
- the method for producing a lithium-ion conductive sulfate-based crystallized glass according to the above item. [0009] 4.
- the total amount of the sulfur oxides contained in the Li S is 0.15% by mass or less;
- a lithium-ion conductive glass-based crystallized glass produced by the production method described in any of 2 to 6 above.
- the sulfide-based crystalline glass of the present invention and the method for producing the same have a firing temperature of 150 ° C-360 ° C.
- FIG. 1 is an X-ray diffraction spectrum chart of the sulfated glass produced in Example 1 and Comparative Example 13.
- FIG. 2 is an X-ray diffraction spectroscopy chart of the crystallized sulphite-based crystallized glass produced in Example 1 and Comparative Example 14.
- FIG. 3 is a view showing a measurement result of an ionic conductivity of a sulfated crystal glass material produced in Example 2.
- LiS lithium hydroxide and sulfuric acid in an aprotic organic solvent are used.
- LiS obtained by reacting with hydrogen chloride is washed with organic solvent at a temperature of 100 ° C or more.
- a purified product can be used.
- LiS is manufactured by the manufacturing method disclosed in Japanese Patent Application Laid-Open No. 7-330312.
- This Li S is preferred to be purified by the method described in Japanese Patent Application No. 2003-363403.
- the raw material cost of the crystallized glass can be reduced.
- the above-mentioned purification method uses simple processing to remove impurities such as sulfur oxide and N-methylamino which are contained in LiS.
- the total amount of the sulfur oxidized product contained in Li S is 0.15% by mass or less.
- LMAB is preferably at most 0.1% by mass.
- PS is used without particular limitation as long as it is manufactured and sold industrially.
- the sulfide-based crystallized glass of the present invention can be manufactured from easily available and inexpensive materials. Elemental phosphorus (P) and elemental sulfur (S) can be used without particular limitation as long as they are industrially produced and sold.
- composition of the sulfide-based crystallized glass of the present invention Li S: 68- 74 mole 0/0 and PS: 32-
- the blending amount of 2 is 6873 mol% and the blending amount of PS is 3227 mol%.
- the starting material is selected from the group consisting of Al S, B S GeS and SiS
- At least one type of sulfuric acid product At least one type of sulfuric acid product.
- the addition of a powerful sultanite can produce a more stable glass when forming the sultanite-based glass.
- Li S and P S are calorie, Li PO, Li SiO, Li GeO, Li BO and Li AIO
- At least one lithium orthooxo acid selected from the group
- the glass in the crystallized glass can be stabilized.
- Li S and P S are added, and at least one or more of the above-mentioned sultanate is included.
- At least one kind of the above-mentioned lithium orthooxo acid can be contained.
- Examples of the method of converting the mixture of the starting materials into a sulphide-based glass include a mechanical milling treatment (hereinafter sometimes referred to as MM treatment) or a melt quenching method.
- MM treatment mechanical milling treatment
- melt quenching method a melt quenching method
- the MM treatment it is preferable to use the MM treatment to form the glass based on the sultanite-based material, since the glass formation region can be expanded.
- the heat treatment performed by the melting and quenching method is not required and can be performed at room temperature, the manufacturing process can be simplified.
- a ball mill In the MM treatment, it is preferable to use a ball mill. This is a force that can provide large mechanical energy.
- a planetary ball mill In a planetary ball mill, the base revolves while the pot rotates, so that extremely high impact energy can be efficiently generated.
- the conditions of the MM treatment may be appropriately adjusted depending on the equipment to be used and the like.
- the higher the rotation speed the faster the production speed of the sultanite-based glass.
- the conversion rate of the raw materials to the base glass increases.
- the rotation speed may be set at several tens to several hundreds of Z minutes, and the treatment may be performed for 0.5 hours to 100 hours.
- the obtained sulphide-based glass is fired and crystallized to obtain a lithium-ion conductive sully-side-based crystallized glass of the present invention.
- the firing temperature at this time is 150 ° C-360 ° C. If the temperature is lower than 150 ° C, the crystallization does not proceed because the temperature is lower than the glass transition point of the sulfide glass. On the other hand, when the temperature exceeds 360 ° C., the above-mentioned crystal glass having the crystal structure peculiar to the present invention is not produced, but changes to the crystal structure described in JP-A-2002-109955.
- the firing temperature is particularly preferably in the range of 200 ° C to 350 ° C.
- the firing time is not particularly limited as long as crystals are generated, and may be either instantaneous or long.
- the heating pattern up to the firing temperature is not particularly limited.
- the sulfide-based crystallized glass of the present invention has a decomposition voltage of at least 5 V, has the property of being a nonflammable inorganic solid, and has a lithium ion transport number of 1, while maintaining a characteristic of 10 at room temperature.
- — 3 Scm One unit, showing extremely high lithium ion conductivity, which has never been seen before. Therefore, it is extremely suitable as a material for a solid electrolyte of a lithium battery!
- the all-solid-state battery using the solid electrolyte of the present invention having the above characteristics has high energy density and excellent safety and charge / discharge cycle characteristics.
- Lithium sulfide was produced by the method of the first embodiment (two-step method) of JP-A-7-330312. Specifically, N-methyl-2-pyrrolidone (NMP) 336.4 g (33.6 mol) and lithium hydroxide 288.7 g (12 mol) were placed in a 10-liter autoclave equipped with stirring blades. ), And the temperature was increased to 300 rpm and 130 ° C. After the temperature was raised, sulfuric acid hydrogen was blown into the liquid at a supply rate of 3 liters Z for 2 hours. Subsequently, the temperature of the reaction solution was increased under a nitrogen stream (for 200 ccZ), and a part of the reacted hydrogen sulfide was dehydrosulfided.
- NMP N-methyl-2-pyrrolidone
- Lithium sulfide was produced by the method of the first embodiment (two-step method) of JP-A-7-330312. Specifically, N-methyl-2-pyrrolidone (NMP
- lithium sulfite (Li SO) lithium sulfate (Li SO) and lithium thiosulfate (Li
- the Li S thus purified was used in the following Examples and Comparative Examples.
- Li S and P S (manufactured by Aldrich) manufactured in the above manufacturing examples were used as starting materials.
- FIG. 1 shows a comparative example 13 described later. The spectrum is also shown.
- This powder (silver stilt-based glass) was subjected to a baking treatment in a temperature range from room temperature (25 ° C) to 260 ° C in nitrogen to produce a sullen stilt-based crystallized glass. .
- the differential thermal analysis was performed simultaneously with the firing treatment.
- the temperature was increased and decreased at a rate of 10 ° C./Z.
- the temperature was raised to 260 ° C., and then cooled to room temperature.
- FIG. 2 shows an X-ray diffraction spectrum chart of the sulfide-based crystallized glass.
- FIG. 2 also shows the spectrum of Comparative Example 14 described later.
- Example 1 the sulfated glass (prepared before the firing treatment) produced in Example 1 was processed into a pellet-shaped (diameter: about 10 mm, thickness: about lmm) compact.
- the ionic conductivity of this molded body was measured while performing a baking treatment.
- the measurement was performed by applying a carbon paste as an electrode to the molded body by an AC two-terminal method.
- Firing (measurement) was performed by starting at room temperature (25 ° C), raising the temperature to around 250 ° C, and then lowering the temperature to room temperature. It took about 3 hours to raise and lower the temperature.
- FIG. 3 is a diagram showing the measurement results of the ionic conductivity of this crystallized glass based on an Arrhenius plot.
- ion Den Shirubedo at room temperature (25 ° C) is 2.
- Example 1 As a result of X-ray diffraction measurement of the sample after the measurement, it was confirmed that the same diffraction peak pattern as in Example 1 was obtained.
- Table 1 shows the firing temperatures of Example 2, the following Examples and Comparative Examples, and the X-ray diffraction peaks, crystals and ionic conductivity of the sulfide-based crystallized glass produced in each Example.
- Example 3 68 Same as above for 32 to 260 (see Fig. 2) New 1.0 x 10 3
- Example 4 73: 27 to 260 Same as above (see Fig. 2) New 1.3 10 3 Comparative example 1 67: 33 to 260, see Fig. 2 L 1 12 6 9.0 10 -5 Comparative example 2 75: 25 to 260 See Figure 2 thio-LISICON III * 3.0 10 Comparative Example 3 80: 20 to 260 See Figure 2 thio-LISICON II * 7.4 x 10 " 4
- Comparative Example 4 70 30 to 550 in FIG. 2 1.5 10 _6
- Example 1 Except that the molar ratio of Li S and P S was changed to 67:33, the procedure of Example 1 was repeated.
- Crystallized glass was produced. Further, the ionic conductivity was measured in the same manner as in Example 2.
- Crystallized glass was produced. Further, the ionic conductivity was measured in the same manner as in Example 2.
- Example 1 Except that the molar ratio of Li S and P S was changed to 80:20, the procedure of Example 1 was repeated.
- Crystallized glass was produced. Further, the ionic conductivity was measured in the same manner as in Example 2.
- the sulfide-based crystallized glass of the present invention shows an extremely high ionic conductivity as compared with the conventional glass. Was confirmed.
- the crystallized glass of the present invention has a decomposition of at least 5 V or more. It has a voltage, indicating non-combustible inorganic solid, one holding quality characteristics that lithium ion transport number is 1, that 10- 3 SCM-1 units at room temperature, a very high lithium ion conductivity than ever. Therefore, it is extremely suitable as a material for a solid electrolyte of a lithium battery.
- the production method of the present invention has a firing temperature in a low temperature range of 150 ° C. to 360 ° C., and can reduce the amount of a Li source, so that industrial production is possible and economical. .
- the all-solid-state battery using the solid electrolyte of the present invention having the above characteristics has a high energy density and excellent safety and charge-discharge cycle characteristics.
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Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005800043218A CN1918668B (zh) | 2004-02-12 | 2005-01-31 | 锂离子传导性硫化物系结晶化玻璃、其制造方法及其应用 |
US10/586,924 US8962194B2 (en) | 2004-02-12 | 2005-01-31 | Lithium ion conducting sulfide based crystallized glass and method for production thereof |
DE112005000120.2T DE112005000120B4 (de) | 2004-02-12 | 2005-01-31 | Lithium-lonen-leitendes kristallisiertes Glas auf Sulfid-Basis, Verfahren zu dessen Herstellung, fester Elektrolyt und Trocken-Batterie unter Verwendung desselben |
KR1020067016267A KR101181148B1 (ko) | 2004-02-12 | 2005-01-31 | 리튬 이온 전도성 황화물계 결정화 유리 및 그의 제조방법 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-035380 | 2004-02-12 | ||
JP2004035380A JP4813767B2 (ja) | 2004-02-12 | 2004-02-12 | リチウムイオン伝導性硫化物系結晶化ガラス及びその製造方法 |
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WO2005078740A1 true WO2005078740A1 (ja) | 2005-08-25 |
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PCT/JP2005/001323 WO2005078740A1 (ja) | 2004-02-12 | 2005-01-31 | リチウムイオン伝導性硫化物系結晶化ガラス及びその製造方法 |
Country Status (7)
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US (1) | US8962194B2 (ja) |
JP (1) | JP4813767B2 (ja) |
KR (1) | KR101181148B1 (ja) |
CN (1) | CN1918668B (ja) |
DE (1) | DE112005000120B4 (ja) |
TW (1) | TW200529247A (ja) |
WO (1) | WO2005078740A1 (ja) |
Cited By (7)
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JP2013030440A (ja) * | 2011-07-29 | 2013-02-07 | Tokyo Institute Of Technology | 固体電解質およびリチウム電池 |
JP2013114966A (ja) * | 2011-11-30 | 2013-06-10 | Idemitsu Kosan Co Ltd | 電解質シート |
JP2016154157A (ja) * | 2016-05-23 | 2016-08-25 | 出光興産株式会社 | 極材層と電解質層を有する積層体の製造方法 |
US10811726B2 (en) | 2017-11-14 | 2020-10-20 | Samsung Electronics Co., Ltd. | Solid electrolyte for all-solid lithium secondary battery, all-solid lithium secondary battery, and method of preparing the solid electrolyte |
US11127974B2 (en) | 2018-05-14 | 2021-09-21 | Samsung Electronics Co., Ltd. | Method of preparing sulfide-based solid electrolyte, sulfide-based solid electrolyte prepared therefrom, and solid secondary battery including the sulfide electrolyte |
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TWI370461B (ja) | 2012-08-11 |
KR20060103959A (ko) | 2006-10-04 |
US20070160911A1 (en) | 2007-07-12 |
CN1918668B (zh) | 2010-12-08 |
JP4813767B2 (ja) | 2011-11-09 |
JP2005228570A (ja) | 2005-08-25 |
US8962194B2 (en) | 2015-02-24 |
DE112005000120B4 (de) | 2016-09-15 |
DE112005000120T5 (de) | 2007-01-18 |
KR101181148B1 (ko) | 2012-09-17 |
TW200529247A (en) | 2005-09-01 |
CN1918668A (zh) | 2007-02-21 |
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