WO2020136951A1 - ハロゲン化物の製造方法 - Google Patents
ハロゲン化物の製造方法 Download PDFInfo
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- WO2020136951A1 WO2020136951A1 PCT/JP2019/025435 JP2019025435W WO2020136951A1 WO 2020136951 A1 WO2020136951 A1 WO 2020136951A1 JP 2019025435 W JP2019025435 W JP 2019025435W WO 2020136951 A1 WO2020136951 A1 WO 2020136951A1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/30—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6
- C01F17/36—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6 halogen being the only anion, e.g. NaYF4
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
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- 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
-
- 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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0068—Solid electrolytes inorganic
- H01M2300/008—Halides
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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
Definitions
- the present invention relates to a method for producing a halide.
- Patent Document 1 discloses a method for producing a halide solid electrolyte.
- a method for producing a halide according to one aspect of the present disclosure includes a firing step of firing a mixed material, which is a material in which LiCl and YCl 3 are mixed, in an inert gas atmosphere, and in the firing step, The mixed material is fired at 200° C. or higher and 650° C. or lower.
- a mixed material which is a material in which LiCl and YCl 3 are mixed
- a halide can be manufactured by a method with high industrial productivity.
- 7 is a flowchart showing an example of the manufacturing method in the first embodiment.
- 7 is a flowchart showing an example of the manufacturing method in the first embodiment.
- 7 is a flowchart showing an example of the manufacturing method in the first embodiment.
- It is a schematic diagram which shows the evaluation method of ionic conductivity. It is a graph which shows the evaluation result of ion conductivity by AC impedance measurement.
- FIG. 1 is a flowchart showing an example of the manufacturing method according to the first embodiment.
- the manufacturing method in the first embodiment includes a firing step S1000.
- the firing step S1000 is a step of firing the mixed material in an inert gas atmosphere.
- the mixed material fired in the firing step S1000 is a material in which LiCl (that is, lithium chloride) and YCl 3 (that is, yttrium chloride) are mixed.
- the mixed material is fired at 200° C. or higher and 650° C. or lower.
- a halide can be produced by a method with high productivity industrially (for example, a method that can be mass-produced at low cost). That is, chloride containing Li (ie, lithium) and Y (ie, yttrium) can be produced by a simple manufacturing method (ie, firing in an inert gas atmosphere) without using a vacuum sealed tube and a planetary ball mill. The thing can be manufactured.
- the powder of the mixed material may be put in a container (for example, a crucible) and fired in a heating furnace. At this time, a state in which the temperature of the mixed material is increased to “200° C. or higher and 650° C. or lower” in an inert gas atmosphere may be maintained for a predetermined time or longer.
- the firing time may be a time long enough not to cause compositional deviation of the fired product due to volatilization of the halide (that is, not to impair ionic conductivity of the fired product).
- helium, nitrogen, argon, etc. can be used as the inert gas.
- the fired product may be taken out of the container (eg, crucible) and crushed.
- the baked product may be crushed by a crushing device (for example, a mortar, a mixer, etc.).
- the mixed material in the present disclosure may be a material in which only two kinds of materials, LiCl and YCl 3 , are mixed.
- a mixed material of the present disclosure, in addition to LiCl, YCl 3, different from the material between LiCl YCl 3 may be a material which is further mixed.
- the mixed material may be a material in which M ⁇ A ⁇ is further mixed.
- M is Na, K, Ca, Mg, Sr, Ba, Zn, In, Sn, Bi, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, It contains at least one element selected from the group consisting of Tm, Yb, and Lu.
- A is at least one element selected from the group consisting of Cl, Br, and I. Further, ⁇ >0 and ⁇ >0 are satisfied. According to the above configuration, the characteristics (for example, ionic conductivity) of the halide manufactured by the manufacturing method of the present disclosure can be improved.
- the mixed material may be a material in which at least one kind of LiF and YF 3 is further mixed. According to the above configuration, the characteristics (for example, ionic conductivity) of the halide manufactured by the manufacturing method of the present disclosure can be improved.
- the mixed material is a material obtained by mixing a material in which a part of Li in LiCl (or a part of Y in YCl 3 ) is substituted with a substituted cation species (for example, M described above). May be
- the mixed material may be a material in which a material in which a part of Cl in LiCl (or a part of Cl in YCl 3 ) is replaced by F (that is, fluorine) is mixed.
- FIG. 2 is a flowchart showing an example of the manufacturing method according to the first embodiment. As shown in FIG. 2, the manufacturing method according to the first embodiment may further include a mixing step S1100.
- the mixing step S1100 is a step performed before the firing step S1000.
- the mixing step S1100 is a step in which a mixed material (that is, a material that is fired in the firing step S1000) is obtained by mixing LiCl and YCl that are raw materials.
- LiCl and YCl may be weighed and mixed so as to have a desired molar ratio.
- the method of mixing the raw materials may be a method using a generally known mixing device (eg, mortar, blender, ball mill, etc.).
- the powders of the respective raw materials may be adjusted and mixed.
- the firing step S1000 the powdery mixed material may be fired.
- the powdery mixed material obtained in the mixing step S1100 may be shaped into pellets by uniaxial pressing.
- the firing step S1000 the halide may be produced by firing the pellet-shaped mixed material.
- a mixed material in addition to, LiCl, YCl 3, other ingredients different from the LiCl, and YCl 3 (e.g., the above-mentioned M ⁇ A ⁇ , LiF, YF 3, etc.) that is further mixed In, a mixed material may be obtained.
- the mixed material may be obtained by mixing the “raw material containing LiCl as a main component” and the “raw material containing YCl 3 as a main component”.
- FIG. 3 is a flowchart showing an example of the manufacturing method according to the first embodiment. As shown in FIG. 3, the manufacturing method according to the first embodiment may further include a preparatory step S1200.
- the preparation step S1200 is a step executed before the mixing step S1100.
- the preparation step S1200 is a step in which raw materials such as LiCl and YCl 3 (that is, materials mixed in the mixing step S1100) are prepared.
- raw materials such as LiCl and YCl 3 may be obtained by performing material synthesis.
- a generally known commercially available product for example, a material having a purity of 99% or more
- a dried material may be used as the raw material.
- crystalline, lumpy, flaky, powdery or other raw material may be used.
- a powdery raw material may be obtained by crushing a crystalline, lumpy, or flake-shaped raw material.
- a raw material in which a part of Li in LiCl (or a part of Y in YCl 3 ) is replaced with a substituted cation species (for example, M described above) may be prepared.
- a raw material in which a part of Cl in LiCl (or a part of Cl in YCl 3 ) is replaced with F (that is, fluorine) may be prepared.
- the halide produced by the production method of the present disclosure can be used as a solid electrolyte material.
- the solid electrolyte material may be, for example, a lithium ion conductive solid electrolyte.
- the solid electrolyte material can be used, for example, as a solid electrolyte material used for an all-solid lithium secondary battery.
- the manufacturing method in the second embodiment further includes the following characteristics in addition to the characteristics of the manufacturing method in the above-described first embodiment.
- the mixed material in which LiCl and YCl 3 are mixed is fired at 400° C. or higher and 650° C. or lower.
- the firing temperature it is possible to produce a chloride having a high ionic conductivity by a method with high industrial productivity. That is, by setting the firing temperature to 400° C. or higher, LiCl and YCl 3 can be sufficiently reacted. Furthermore, by setting the firing temperature to 650° C. or lower, thermal decomposition of chloride generated by the solid phase reaction can be suppressed. Due to these, the ionic conductivity of chloride, which is a fired product, can be increased. That is, for example, a good quality solid electrolyte of chloride can be obtained.
- the mixed material may be fired at 480° C. or higher (for example, 480° C. or higher and 650° C. or lower).
- 480° C. or higher for example, 480° C. or higher and 650° C. or lower.
- the above configuration it is possible to produce a chloride having higher ionic conductivity by a method having high productivity industrially. That is, by setting the firing temperature to 480° C. or higher, the crystallinity of chloride, which is a fired product, can be further increased. Thereby, the ionic conductivity of chloride, which is a fired product, can be further increased. That is, for example, a higher quality chloride solid electrolyte can be obtained.
- the mixed material may be fired at 600° C. or lower (for example, 400° C. or higher and 600° C. or lower, or 480° C. or higher and 600° C. or lower). Good.
- the firing temperature to 600° C. or lower, firing can be performed at a temperature lower than the melting point of LiCl (that is, 605° C.), and decomposition of LiCl can be suppressed (the melting point of YCl 3 is about 720° C., The decomposition of YCl 3 can also be suppressed).
- the ionic conductivity of chloride, which is a fired product can be further increased. That is, for example, a higher quality chloride solid electrolyte can be obtained.
- the mixed material may be fired for 1 hour or more and 24 hours or less.
- the mixed material may be fired for 1 hour or more and 24 hours or less.
- the firing time by setting the firing time to 24 hours or less, it is possible to suppress volatilization of chloride that is a fired product and obtain chloride having a desired composition ratio of constituent elements (that is, it is possible to suppress composition deviation). ..
- the ionic conductivity of chloride, which is a fired product can be further increased. That is, for example, a higher quality chloride solid electrolyte can be obtained.
- the mixed material may be fired for 10 hours or less (for example, 1 hour or more and 10 hours or less).
- the firing time by setting the firing time to 10 hours or less, it is possible to further suppress volatilization of chloride that is a fired product and obtain a chloride having a desired composition ratio of constituent elements (that is, The composition shift can be suppressed). This makes it possible to further suppress the decrease in the ionic conductivity of chloride, which is a fired product, which is caused by the composition shift.
- LiCl and YCl 3 are weighed and mixed so as to have a desired molar ratio, whereby the mixing molar ratio of LiCl and YCl 3 is adjusted. May be.
- M ⁇ Cl ⁇ (that is, “A” of M ⁇ A ⁇ in the above-described first embodiment is Cl).
- a compound may be further mixed to obtain a mixed material.
- the M ⁇ Cl ⁇ may be prepared as one of the raw materials.
- the halide manufactured by the manufacturing method of the present disclosure is manufactured and evaluated as a solid electrolyte material.
- the content of Li per unit weight in the whole solid electrolyte material of Example 1 was measured by atomic absorption spectrometry, the content of Y was measured by ICP emission spectroscopy, and the content of Li:Y was expressed as a molar ratio. Converted. The Li:Y ratio was 3:1 as charged.
- FIG. 4 is a schematic diagram showing an evaluation method of ionic conductivity.
- the pressure molding die 200 is composed of an electronically insulating polycarbonate frame 201, and an electronically conductive stainless steel punch upper portion 203 and punch lower portion 202.
- Ionic conductivity was evaluated by the following method using the configuration shown in FIG.
- a solid electrolyte powder 100 which is a powder of the solid electrolyte material of Example 1 was filled in a pressure molding die 200 and uniaxially pressed at 300 MPa, and a conductivity measuring cell of Example 1 was obtained.
- the wires With the pressure applied, the wires are routed from the punch upper part 203 and the punch lower part 202, respectively, and connected to a potentiostat (Princeton Applied Research Co., VersaSTAT4) equipped with a frequency response analyzer, and an ion at room temperature is measured by an electrochemical impedance measuring method. Conductivity measurements were taken.
- FIG. 5 is a graph showing the evaluation result of ionic conductivity by AC impedance measurement. A Cole-Cole diagram of the impedance measurement result is shown in FIG.
- the value of the real part of the impedance at the measurement point (arrow in FIG. 5) where the absolute value of the phase of the complex impedance was the smallest was regarded as the resistance value for ionic conduction of the solid electrolyte of Example 1.
- ⁇ is the ionic conductivity
- S is the electrolyte area (inner diameter of the frame 201 in FIG. 4)
- R SE is the resistance value of the solid electrolyte in the above impedance measurement
- t is the thickness of the electrolyte (solid in FIG. 4). The thickness of the electrolyte powder 100).
- the ionic conductivity of the solid electrolyte material of Example 1 measured at 22° C. was 1.5 ⁇ 10 ⁇ 4 S/cm.
- Example 2 to 30> Preparation of solid electrolyte material
- the “value of x” in each example is shown in Table 1 described later.
- Table 1 shows each configuration and each evaluation result in Examples 1 to 30 and Reference Examples 1 to 4 described above.
- the firing temperature is in the range of 480 to 600° C.
- higher ionic conductivity is exhibited. It is considered that this is because a solid electrolyte with high crystallinity was realized.
- the ionic conductivity is 6.8 ⁇ 10 ⁇ 6 S/cm, whereas the firing temperature is 480° C.
- the ionic conductivity is 1.4 ⁇ 10 ⁇ 4 S/cm.
- Example 9 in which the firing temperature is 600° C., the ionic conductivity is 8.5 ⁇ 10 ⁇ 5 S/cm, whereas in Example 10 in which the firing temperature is 650° C., the ionic conductivity is It is 4.0 ⁇ 10 ⁇ 5 S/cm. It is considered that this is because LiCl is decomposed before the reaction with YCl 3 is completed because the firing is performed at a temperature higher than the melting point of LiCl.
- the solid electrolyte material synthesized by the manufacturing method of the present disclosure exhibits high lithium ion conductivity. Moreover, the manufacturing method of this indication is a simple method and is a method with high industrial productivity.
- the manufacturing method of the present disclosure can be used, for example, as a method for manufacturing a solid electrolyte material.
- the solid electrolyte material manufactured by the manufacturing method of the present disclosure can be used as, for example, an all-solid lithium secondary battery.
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Abstract
Description
図1は、実施の形態1における製造方法の一例を示すフローチャートである。
実施の形態1における製造方法は、焼成工程S1000を包含する。
焼成工程S1000は、混合材料を、不活性ガス雰囲気下で、焼成する工程である。ここで、焼成工程S1000で焼成される混合材料は、LiCl(すなわち、塩化リチウム)とYCl3(すなわち、塩化イットリウム)とが混合された材料である。焼成工程S1000においては、混合材料は、200℃以上かつ650℃以下で、焼成される。
以上の構成によれば、本開示の製造方法により製造されるハロゲン化物の特性(例えば、イオン伝導性、など)を改善することができる。
以上の構成によれば、本開示の製造方法により製造されるハロゲン化物の特性(例えば、イオン伝導性、など)を改善することができる。
混合工程S1100は、原料となるLiClとYClとが混合されることで、混合材料(すなわち、焼成工程S1000において焼成される材料)が得られる工程である。
準備工程S1200は、LiClおよびYCl3などの原料(すなわち、混合工程S1100において混合される材料)が準備される工程である。
以下、実施の形態2が説明される。上述の実施の形態1と重複する説明は、適宜、省略される。
以上の構成によれば、工業的に生産性の高い方法で、高いイオン伝導度を有する塩化物を製造することができる。すなわち、焼成温度を400℃以上とすることで、LiClとYCl3とを十分に反応させることができる。さらに、焼成温度を650℃以下とすることで、固相反応により生成した塩化物の熱分解を抑制できる。これらにより、焼成物である塩化物のイオン伝導度を高めることができる。すなわち、例えば、良質な塩化物の固体電解質を得ることができる。
以上の構成によれば、工業的に生産性の高い方法で、より高いイオン伝導度を有する塩化物を製造することができる。すなわち、焼成温度を480℃以上とすることで、焼成物である塩化物の結晶性を、より高くできる。これにより、焼成物である塩化物のイオン伝導度を、より高めることができる。すなわち、例えば、より良質な塩化物の固体電解質を得ることができる。
以上の構成によれば、工業的に生産性の高い方法で、より高いイオン伝導度を有する塩化物を製造することができる。すなわち、焼成温度を600℃以下とすることで、LiClの融点(すなわち、605℃)よりも低い温度で焼成でき、LiClの分解を抑制できる(なお、YCl3の融点は720℃程度であり、YCl3の分解も抑制できる)。これにより、焼成物である塩化物のイオン伝導度を、より高めることができる。すなわち、例えば、より良質な塩化物の固体電解質を得ることができる。
以上の構成によれば、工業的に生産性の高い方法で、より高いイオン伝導度を有する塩化物を製造することができる。すなわち、焼成時間を1時間以上とすることで、LiClとYCl3とを十分に反応させることができる。さらに、焼成時間を24時間以下とすることで、焼成物である塩化物の揮発を抑制でき、所望の構成元素の組成比を有する塩化物を得ることができる(すなわち、組成ずれを抑制できる)。これらにより、焼成物である塩化物のイオン伝導度を、より高めることができる。すなわち、例えば、より良質な塩化物の固体電解質を得ることができる。
以上の構成によれば、焼成時間を10時間以下とすることで、焼成物である塩化物の揮発をさらに抑制でき、所望の構成元素の組成比を有する塩化物を得ることができる(すなわち、組成ずれを抑制できる)。これにより、組成ずれに起因する、焼成物である塩化物のイオン伝導度の低下を、さらに抑制できる。
以下、実施例および参考例を用いて、本開示の詳細が説明される。これらは例示であって、本開示を制限するものではない。
なお、以下の例示においては、本開示の製造方法により製造されるハロゲン化物は、固体電解質材料として製造され、評価されている。
(固体電解質材料の作製)
露点-60℃以下のアルゴン雰囲気で、LiClとYCl3とを、モル比でLiCl:YCl3=3:1となるように、秤量した。これらをメノウ製乳鉢で粉砕して混合した。その後、アルミナ製るつぼに入れて、アルゴン雰囲気中で500℃まで昇温し、1時間保持した。焼成後、メノウ製乳鉢により粉砕し、実施例1の固体電解質材料を作製した。
図4は、イオン伝導度の評価方法を示す模式図である。
加圧成形用ダイス200は、電子的に絶縁性のポリカーボネート製の枠型201と、電子伝導性のステンレス製のパンチ上部203およびパンチ下部202とから構成される。
加圧状態のまま、パンチ上部203とパンチ下部202のそれぞれから導線を取り回し、周波数応答アナライザを搭載したポテンショスタット(Princeton Applied Research社 VersaSTAT4)に接続し、電気化学的インピーダンス測定法により、室温におけるイオン伝導度の測定を行った。
σ=(RSE×S/t)-1 ・・・・ (1)
(固体電解質材料の作製)
実施例2~30においては、実施例1と同様に、露点-60℃以下のアルゴン雰囲気で、LiClとYCl3とを、モル比でLiCl:YCl3=6-3x:xとなるように、秤量した。ここで、各実施例における「xの値」は、後述の表1に示される。
上記の実施例1と同様の方法で、実施例2~30のそれぞれの伝導度測定セルを作製し、イオン伝導度の測定を実施した。
(固体電解質材料の作製)
参考例1においては、露点-60℃以下のアルゴン雰囲気下で、LiClとYCl3とをモル比でLiCl:YCl3=3:1となるように秤量した。参考例2においては、露点-60℃以下のアルゴン雰囲気下で、LiClとYCl3とをモル比でLiCl:YCl3=2.7:1.1となるように秤量した。これらをメノウ製乳鉢で粉砕して混合した。その後、アルミナ製るつぼに入れ、アルゴン雰囲気中で300℃まで昇温し、1時間保持した。
上記の実施例1と同様の方法で、参考例1および2のそれぞれの伝導度測定セルを作製し、イオン伝導度の測定を実施した。
参考例3においては、露点-60℃以下のアルゴン雰囲気下で、LiClとYCl3とをモル比でLiCl:YCl3=3:1となるように秤量した。参考例4においては、露点-60℃以下のアルゴン雰囲気下で、LiClとYCl3とをモル比でLiCl:YCl3=2.7:1.1となるように秤量した。これらをメノウ製乳鉢で粉砕して混合した。その後、アルミナ製るつぼに入れ、アルゴン雰囲気中で500℃まで昇温し、60時間保持した。
上記の実施例1と同様の方法で、参考例3および4のそれぞれの伝導度測定セルを作製し、イオン伝導度の測定を実施した。
参考例1および2のように、焼成温度が300℃の場合においては、室温付近において、10-7S/cmオーダーの低いイオン伝導性を示す。参考例3および4のように、焼成時間が60時間と長い場合では、10-9~10-8S/cmの低いイオン伝導性を示す。これらに対して、実施例1~30は、室温近傍において、1×10-6S/cm以上の高いイオン伝導性を示すことがわかる。これは、焼成温度が300℃の場合では、固相反応が不十分であるためと考えられる。また、焼成時間が60時間と長い場合では、ハロゲン化物が揮発し、組成ずれ等が起こっている可能性があるためと考えられる。
200 加圧成形用ダイス
201 枠型
202 パンチ下部
203 パンチ上部
Claims (8)
- LiClとYCl3とが混合された材料である混合材料を、不活性ガス雰囲気下で、焼成する焼成工程、を包含し、
前記焼成工程においては、前記混合材料は、200℃以上かつ650℃以下で、焼成される、ハロゲン化物の製造方法。 - 前記焼成工程においては、前記混合材料は、400℃以上かつ650℃以下で、焼成される、請求項1に記載の製造方法。
- 前記焼成工程においては、前記混合材料は、480℃以上で、焼成される、請求項2に記載の製造方法。
- 前記焼成工程においては、前記混合材料は、600℃以下で、焼成される、請求項2または3に記載の製造方法。
- 前記焼成工程においては、前記混合材料は、1時間以上かつ24時間以下、焼成される、請求項1から4のいずれか1項に記載の製造方法。
- 前記焼成工程においては、前記混合材料は、10時間以下、焼成される、請求項5に記載の製造方法。
- 前記混合材料は、さらに、MαAβが混合された材料であり、
前記Mは、Na、K、Ca、Mg、Sr、Ba、Zn、In、Sn、Bi、La、Ce、Pr、Nd、Pm、Sm、Eu、Gd、Tb、Dy、Ho、Er、Tm、Yb、およびLuからなる群より選択される少なくとも1種の元素を含み、
前記Aは、Cl、Br、およびIからなる群より選択される少なくとも1種の元素であり、
α>0、かつ、β>0、が満たされる、請求項1から6のいずれか1項に記載の製造方法。 - 前記混合材料は、さらに、LiFとYF3とのうちの少なくとも1種が混合された材料である、請求項1から7のいずれか1項に記載の製造方法。
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| EP19902576.8A EP3904288A4 (en) | 2018-12-26 | 2019-06-26 | Method for producing halides |
| JP2020562318A JP7357299B2 (ja) | 2018-12-26 | 2019-06-26 | ハロゲン化物の製造方法 |
| CN201980060798.XA CN112771005A (zh) | 2018-12-26 | 2019-06-26 | 卤化物的制造方法 |
| US17/323,933 US12091324B2 (en) | 2018-12-26 | 2021-05-18 | Method for producing halide |
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| WO2022239352A2 (ja) | 2021-05-10 | 2022-11-17 | パナソニックIpマネジメント株式会社 | 固体電解質、固体電解質の製造方法、および電池 |
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| WO2022012649A1 (zh) * | 2020-07-17 | 2022-01-20 | 河北雄安稀土功能材料创新中心有限公司 | 固态电解质材料及其制备方法与应用 |
| KR20220072088A (ko) * | 2020-11-24 | 2022-06-02 | 한국전자기술연구원 | 염화물계 고체전해질, 전고체전지 및 그의 제조 방법 |
| KR102421196B1 (ko) * | 2020-11-24 | 2022-07-15 | 한국전자기술연구원 | 염화물계 고체전해질, 전고체전지 및 그의 제조 방법 |
| WO2022239352A2 (ja) | 2021-05-10 | 2022-11-17 | パナソニックIpマネジメント株式会社 | 固体電解質、固体電解質の製造方法、および電池 |
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| EP3904288A1 (en) | 2021-11-03 |
| JP7357299B2 (ja) | 2023-10-06 |
| CN112771005A (zh) | 2021-05-07 |
| EP3904288A4 (en) | 2022-02-23 |
| US12091324B2 (en) | 2024-09-17 |
| JPWO2020136951A1 (ja) | 2021-11-04 |
| US20210269325A1 (en) | 2021-09-02 |
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