WO2024096101A1 - イオン伝導性物質、電解質及び電池 - Google Patents

イオン伝導性物質、電解質及び電池 Download PDF

Info

Publication number
WO2024096101A1
WO2024096101A1 PCT/JP2023/039612 JP2023039612W WO2024096101A1 WO 2024096101 A1 WO2024096101 A1 WO 2024096101A1 JP 2023039612 W JP2023039612 W JP 2023039612W WO 2024096101 A1 WO2024096101 A1 WO 2024096101A1
Authority
WO
WIPO (PCT)
Prior art keywords
conductive material
mol
ion
content
metal element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2023/039612
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
篤典 土居
洋 陰山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Kyoto University NUC
Original Assignee
Sumitomo Chemical Co Ltd
Kyoto University NUC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Chemical Co Ltd, Kyoto University NUC filed Critical Sumitomo Chemical Co Ltd
Priority to KR1020257014062A priority Critical patent/KR20250102026A/ko
Priority to EP23885855.9A priority patent/EP4600971A1/en
Priority to CN202380075812.XA priority patent/CN120202513A/zh
Priority to JP2024554588A priority patent/JPWO2024096101A1/ja
Publication of WO2024096101A1 publication Critical patent/WO2024096101A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

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
    • H01M10/056—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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G35/00—Compounds of tantalum
    • 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
    • H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • 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

Definitions

  • This disclosure relates to ionically conductive materials, electrolytes, and batteries.
  • Solid electrolytes have been attracting attention as electrolytes for use in electrochemical devices such as lithium-ion batteries (Patent Documents 1 to 3).
  • solid electrolytes have superior high-temperature durability and high-voltage resistance, and are therefore considered useful for improving battery performance such as safety, high capacity, rapid charging and discharging, and pack energy density.
  • halide solid electrolytes containing lithium and metal elements other than lithium are known as materials used for the solid electrolyte of lithium ion batteries.
  • Halide solid electrolytes have advantages not found in oxide- or sulfide-based solid electrolytes, such as not needing sintering due to their high flexibility and being highly safe because they do not emit harmful substances such as H2S .
  • the present disclosure has been made in consideration of the above circumstances, and aims to provide an ion-conductive material with excellent ion conductivity, as well as an electrolyte and a battery using the same.
  • the present disclosure includes the following embodiments [1] to [9].
  • [1] Contains an alkali metal element, a metal element M, a halogen element, a dopant element X, and an oxygen element;
  • the metal element M is at least one of Ta and Nb,
  • the dopant element X is at least one element selected from the group consisting of Ga, In, Sb, Bi, Mg, Ca, Sr, and Ba.
  • [3] The ion-conductive material according to [1] or [2], wherein the dopant element X contains at least one element of In and Bi.
  • An electrolyte comprising any one of the compounds according to [1] to [7].
  • a battery comprising the electrolyte of [8].
  • the present disclosure provides an ion-conductive material with excellent ion conductivity, as well as an electrolyte and a battery using the same.
  • FIG. 1 shows X-ray diffraction charts obtained for the ion-conductive materials of each of the Examples and Comparative Examples.
  • FIG. 2 is a diagram showing Arrhenius plots obtained for the ion-conductive materials of Examples 1, 4, and 7 and Comparative Example 1.
  • FIG. 3 shows the results of the charge/discharge test of the secondary battery of Example 3.
  • FIG. 4 shows the results of DC current density evaluation using a symmetric cell using the ion-conductive material of Example 1.
  • the ion-conductive material of this embodiment contains an alkali metal element, a metal element M, a halogen element, a dopant element X, and an oxygen element, where the metal element M is at least one of Ta and Nb, and the dopant element X is at least one element selected from the group consisting of Ga, In, Sb, Bi, Mg, Ca, Sr, and Ba.
  • the alkali metal element contained in the ion conductive material of this embodiment may be any of Li, Na, K, Rb, and Cs, but may contain at least one of Li, Na, and K, may contain at least one of Li and Na, or may contain Li.
  • the proportion of one type of alkali metal element may be 80 mol% or more, 90 mol% or more, or 95 mol% or more.
  • the one type of alkali metal element may be at least one of Li, Na, and K, at least one of Li and Na, or Li.
  • the content of the alkali metal element in the ionically conductive material may be 6 to 30 mol%, 8 to 27 mol%, 10 to 25 mol%, or 11 to 23 mol%, based on the total amount of atoms contained in the ionically conductive material.
  • the metal element M may be at least one of Ta and Nb, with Ta being preferred.
  • the content of the metal element M in the ion conductive material may be 5 to 20 mol%, 6 to 18 mol%, 8 to 15 mol%, or 9 to 13 mol% relative to the total amount of atoms contained in the ion conductive material.
  • the total content of Ta and Nb may be greater than 50 mol%, 60 mol% or more, 70 mol% or more, 75 mol% or more, 80 mol% or more, 85 mol% or more, or 90 mol% or more.
  • the valences of Ta and Nb may each be 5.
  • the total content of Ta and Nb refers to the content of Ta or Nb alone when the ion conductive material contains only one of Ta and Nb.
  • the content of Ta may be greater than 50 mol%, may be 60 mol% or more, may be 70 mol% or more, may be 75 mol% or more, may be 80 mol% or more, may be 85 mol% or more, or may be 90 mol% or more.
  • the valence of Ta and Nb may each be 5.
  • the dopant element X contained in the ion-conductive material of this embodiment may be at least one element selected from the group consisting of Ga, In, Sb, Bi, and Mg, may contain at least one of In and Bi, may contain Bi, may contain In, or may contain Sb.
  • the content of the dopant element X in the ion-conductive material may be 0.01 to 3 mol %, 0.05 to 2.5 mol %, 0.08 to 2 mol %, or 0.1 to 1.5 mol %, based on the total amount of atoms contained in the ion-conductive material.
  • the content of the dopant element X in the ion conductive material is 25 mol % or less, may be 0.1 to 15 mol %, may be 0.5 to 10 mol %, or may be 1 to 5 mol %, based on the content of the metal element M.
  • the content of the dopant element X in the ion conductive material may be 20 mol % or less, may be 18 mol % or less, may be 15 mol % or less, or may be 13 mol % or less of the content of the metal element M.
  • the halogen element contained in the ion conductive material of this embodiment may be any one of F, Cl, Br, and I, but may contain at least one of Cl, Br, and I, may contain at least one of Cl and Br, or may contain Cl.
  • the ion conductive material may contain only one type of halogen element, but may also contain two or more types of halogen elements.
  • the content of halogen elements in the ion conductive material may be 40 to 70 mol%, 45 to 65 mol%, or 50 to 60 mol%, based on the total amount of atoms contained in the ion conductive material.
  • the content of Cl in the ion conductive material may be 50 mol% or more, 70 mol% or more, 80 mol% or more, 90 mol% or more, or 95 mol% or more, based on the total amount of halogen elements contained in the ion conductive material.
  • the content of halogen elements other than Cl in the ion conductive material may be 50 mol% or less, 30 mol% or less, 20 mol% or less, 10 mol% or less, or 5 mol% or less, based on the total amount of halogen elements contained in the ion conductive material.
  • the halogen element other than Cl may be Br.
  • the content of the oxygen element in the ion conductive material may be 1 to 30 mol%, 3 to 25 mol%, 5 to 25 mol%, 8 to 20 mol%, or 10 to 18 mol% relative to the total amount of atoms contained in the ion conductive material.
  • the ion conductive material may contain a molecular anion containing oxygen. Examples of the molecular anion containing oxygen include peroxide ions (O 2 ⁇ ) and hydroxide ions.
  • the ion conductive material may contain a hydrogen element.
  • the content of the hydrogen element may be 0.5 to 25 mol%, 1 to 20 mol%, or 3 to 15 mol% relative to the total amount of atoms contained in the ion conductive material.
  • the content of the hydrogen element may be 0.01 to 10 mol%, or 0.1 to 5 mol% relative to the total amount of atoms contained in the ion conductive material.
  • the ion conductive material may contain elements (other elements) other than the alkali metal element, the metal element M, the halogen element, the dopant element X, and the oxygen element.
  • Such elements may be at least one of divalent or higher metal elements, and may be at least one of divalent, trivalent, and tetravalent metal elements.
  • An example of a divalent metal is Zn.
  • metal elements include Sc, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Yb, Lu, Y, and Al.
  • tetravalent metal elements include Zr, Ti, and Hf.
  • the content of other elements may be 30 mol% or less, 20 mol% or less, 15 mol% or less, or 10 mol% or less of the total amount of atoms contained in the ion conductive material.
  • a peak observed within a 2 ⁇ angle range of 10 to 20° refers to a peak whose peak position is within a 2 ⁇ angle range of 10 to 20°.
  • the half-width of the diffraction peak with the largest peak height within the 2 ⁇ angle range of 10 to 20° may be 0.1° or more and less than 1.5°.
  • the half-width may be 0.1 to 1.4°, or 0.2 to 1.3°.
  • the ion-conductive material of the present embodiment may contain a compound (also called an alkali metal-containing halide) represented by the following composition formula (1).
  • A is an alkali metal element
  • M is the above-mentioned metal element M
  • X is the above-mentioned dopant element X
  • Z is a halogen element
  • 0.9 ⁇ 1.8 may be satisfied, 1.0 ⁇ 1.8 may be satisfied, or 1.1 ⁇ 1.6 may be satisfied.
  • the upper and lower limits of ⁇ may be combined in any desired manner.
  • ⁇ 0.5 ⁇ 1.4 may be satisfied, 0.6 ⁇ 1.4 may be satisfied, 0.7 ⁇ 1.4 may be satisfied, 0.8 ⁇ 1.2 may be satisfied, 0.85 ⁇ 1.1 may be satisfied, or 0.88 ⁇ 1.05 may be satisfied.
  • the upper and lower limits of ⁇ may be combined in any manner.
  • 0.001 ⁇ 0.25 may be satisfied, 0.005 ⁇ 0.2 may be satisfied, 0.008 ⁇ 0.15 may be satisfied, or 0.015 ⁇ 0.15 may be satisfied.
  • the upper and lower limits of ⁇ may be combined in any desired manner.
  • 3.5 ⁇ 5.5 may be satisfied, 3.7 ⁇ 5.0 may be satisfied, or 3.8 ⁇ 5.1 may be satisfied.
  • the upper and lower limits of ⁇ may be combined in any desired manner.
  • ⁇ 0.7 ⁇ 1.8 may be satisfied, 0.8 ⁇ 1.6 may be satisfied, or 1.05 ⁇ 1.5 may be satisfied.
  • the upper and lower limits regarding ⁇ may be arbitrarily combined.
  • E is an element other than A, M, X, and Z (the other elements mentioned above). Examples of E include C, B, and N.
  • ⁇ may be 0 to 0.1, 0 to 0.01, 0 to 0.001, or substantially 0.
  • the upper limit and the lower limit of ⁇ may be arbitrarily combined.
  • the method for producing the ion-conductive material of this embodiment is not particularly limited, but may be, for example, a production method that includes a step of ball milling the raw material.
  • the raw materials are not particularly limited.
  • alkali metal sources compounds containing alkali metals
  • metal halides examples of alkali metal halides, alkali metal oxides, alkali metal peroxides, and alkali metal hydroxides.
  • metal element M sources examples of metal element M
  • dopant element X sources examples of dopant element X.
  • the raw materials are preferably mixed before ball milling, and more preferably mixed in an inert atmosphere (e.g., an Ar atmosphere).
  • the conditions for the ball mill are not particularly limited, but may be 10 to 100 hours at a rotation speed of 200 to 700 rpm.
  • the grinding time may be 1 to 72 hours, 12 to 60 hours, or 20 to 60 hours.
  • the balls used in the ball mill are not particularly limited, but zirconia balls can be used.
  • the size of the balls used is not particularly limited, but balls of 2 mm to 10 mm can be used.
  • the product (ionically conductive material) obtained by ball milling may be annealed, but it is preferable not to do so. Annealing can be done, for example, by heating the product after ball milling at 100°C or higher, 100 to 300°C, or 150 to 250°C.
  • the ionically conductive material of this embodiment can be used as a material for electrochemical devices such as capacitors and batteries.
  • electrochemical devices such as capacitors and batteries.
  • Examples of such materials include electrolyte (solid electrolyte) materials.
  • Examples of batteries include lithium ion batteries, sodium ion batteries, and other batteries that charge and discharge by the movement of alkali metal ions between the positive and negative electrodes.
  • the ionically conductive material of this embodiment may be contained in the positive or negative electrodes of a battery.
  • the battery of this embodiment will be described below by taking a lithium ion battery as an example.
  • the lithium ion battery includes a positive electrode, a negative electrode, and an electrolyte (solid electrolyte) disposed between the positive electrode and the negative electrode.
  • the ion conductive material of this embodiment (alkali metal-containing halide (lithium-containing halide in this case)) may be included in the electrolyte of the lithium ion battery.
  • the positive electrode of the lithium ion battery is not particularly limited, and may contain a positive electrode active material and, as necessary, a conductive agent, a binder, and the like.
  • the positive electrode may be a layer containing these materials formed on a current collector.
  • the positive electrode active material examples include a lithium-containing composite metal oxide containing lithium (Li) and at least one transition metal selected from the group consisting of V, Cr, Mn, Fe, Co, Ni, and Cu.
  • lithium composite metal oxides include LiCoO2 , LiNiO2 , LiMn2O4 , LiNi0.5Mn1.5O4 , Li2MnO3, LiNi x Mn y Co1 -x-y O2 [0 ⁇ x+y ⁇ 1]), LiNi x Co y Al1 - x - y O2 [ 0 ⁇ x+y ⁇ 1], LiCr0.5Mn0.5O2 , LiFePO4 , Li2FeP2O7 , LiMnPO4 , LiFeBO3 , Li3V2 ( PO4 ) 3 , Li2CuO2 , and Li2FeSiO4. , Li2MnSiO4 , etc.
  • the negative electrode of a lithium ion battery is not particularly limited, and may contain a negative electrode active material and, if necessary, a conductive agent, a binder, etc.
  • a negative electrode active material such as Li, Si, P, Sn, Si-Mn, Si-Co, Si-Ni, In, and Au, as well as alloys or composites containing these elements, carbon materials such as graphite, and materials in which lithium ions are inserted between the layers of the carbon material.
  • the material of the current collector is not particularly limited, and may be a single metal or alloy such as Cu, Mg, Ti, Fe, Co, Ni, Zn, Al, Ge, In, Au, Pt, Ag, or Pd.
  • the solid electrolyte layer may have a plurality of layers.
  • a configuration having a sulfide solid electrolyte layer may be used.
  • a configuration having a sulfide solid electrolyte layer between the solid electrolyte containing the ion conductive material of the present embodiment and the negative electrode may be used.
  • the sulfide solid electrolyte is not particularly limited, but examples thereof include Li 6 PS 5 Cl, Li 2 S-PS 5 , Li 10 GeP 2 S 12 , Li 9.6 P 3 S 12 , Li 9.54 Si 1.74 P 1.44 S 11.7 Cl 0.3 , and Li 3 PS 4 .
  • Examples 1 to 20 and Comparative Example 1 In an argon atmosphere having a dew point of ⁇ 70° C. or less (hereinafter referred to as a dry argon atmosphere), a lithium source, a tantalum source, and a dopant element source were weighed out so as to obtain the charge composition shown in Table 1, and raw materials were prepared. A total of 1.2 g of the above raw materials was placed in a 50 ml zirconia pot for a planetary ball mill described below, and 65 g of zirconia balls with a diameter of 4 mm were added. The mixture was treated for 24 hours at 300 rpm so as to undergo a mechanochemical reaction, thereby obtaining an ionically conductive material.
  • a dry argon atmosphere an argon atmosphere having a dew point of ⁇ 70° C. or less
  • Example 1 Li2O2 , TaCl5 , BiCl3
  • Example 2 Li2O2 , TaCl5 , BiOCl
  • Example 3 Li2O2 , TaCl5 , InCl3
  • Example 4 Li2O2 , TaCl5 , BiCl3
  • Example 5 Li2O2 , TaCl5 , InCl3
  • Example 6 Li2O , TaCl5 , InCl3
  • Example 7 Li2O2 , TaCl5 , BiCl3
  • Example 8 Li2O2 , TaCl5 , BiOCl
  • Example 9 Li2O2 , TaCl5 , BiOCl
  • Example 10 Li2O2 , TaCl5 , InCl3
  • Example 11 Li2O2 , TaCl5 , InCl3
  • Example 12 Li2O2 , TaCl5 , InCl3
  • Example 13 Li2O2 , TaCl5 , InCl3
  • ⁇ Powder X-ray diffraction> The obtained ion-conductive material was subjected to powder X-ray diffraction measurement at 25° C. to evaluate the diffraction peaks observed within the range of 10 to 20° in 2 ⁇ . The results are shown in Table 1.
  • FIG. 1 shows X-ray diffraction charts obtained for the ion-conductive materials of the respective Examples and Comparative Examples. The half-width of the peak was determined by subtracting the background signal and performing fitting.
  • a pressure molding die including a frame, a lower punch, and an upper punch was prepared.
  • the frame was made of insulating polycarbonate.
  • the upper punch and the lower punch were both made of electronically conductive stainless steel and were electrically connected to the terminals of an impedance analyzer (S11260 manufactured by Solatron Analytical Co., Ltd.).
  • the ionic conductivity of the ionic conductive material was measured by the following method. First, in a dry argon atmosphere, powder of the ionic conductive material was filled onto the lower part of the punch, which was inserted vertically from below into the hollow part of the frame mold. Then, the upper part of the punch was pressed into the hollow part of the frame mold from above, applying a pressure of 370 MPa to the powder of the ionic conductive material inside the pressure molding die.
  • the punch was clamped from above and below with a jig to fix it, and while a constant pressure was maintained, the impedance of the ionic conductive material was measured by the electrochemical impedance measurement method using the above impedance analyzer.
  • a Cole-Cole diagram was created from the impedance measurement results.
  • the real value of the impedance at the measurement point where the absolute value of the phase of the complex impedance was the smallest was regarded as the resistance value to the ionic conduction of the ion-conductive material.
  • the ionic conductivity was calculated based on the following formula (III). The results are shown in Table 2.
  • FIG. 2 is a diagram showing Arrhenius plots obtained for the ion-conductive materials of Examples 1, 4, and 7 and Comparative Example 1.
  • Example 3 60 mg of sulfide solid electrolyte Li 6 PS 5 Cl was put in contact with the first solid electrolyte layer to obtain a laminate. A pressure of 370 MPa was applied to the laminate to form a second solid electrolyte layer. The first solid electrolyte layer was sandwiched between the first electrode and the second solid electrolyte layer. Next, 60 mg of In foil was placed in contact with the second solid electrolyte layer, and 2 mg of Li foil was placed in contact with the In foil to obtain a laminate. A pressure of 370 MPa was applied to the laminate to form a second electrode. A current collector made of stainless steel was attached to the first electrode and the second electrode, and then a lead wire was attached to the current collector. All the members were placed in a desiccator and sealed, and thus a secondary battery of Example 3 was obtained.
  • the charge/discharge test was carried out using the following product.
  • Charge/discharge tester Toyo Systems Co., Ltd. TOSCAT-3100
  • a charge-discharge test was carried out at three C rates of 0.1 C, 1 C, and 3 C at 60° C.
  • the discharge capacities at each C rate are shown in Table 2.
  • the cells were charged to 3.7 V using a constant current constant voltage (CCCV charging) at a current density corresponding to each C rate, and discharged to 1.9 V at a current density corresponding to each C rate.
  • 3 shows the results of the charge/discharge test of the secondary battery of Example 3.
  • Table 2 shows the discharge capacity at each C rate. For the secondary battery of Example 3, a high discharge capacity was obtained at all C rates.
  • a cell for evaluating DC current density was prepared as described below.
  • the preparation of the cell for evaluating DC current density was carried out in a glove box purged with an inert gas.
  • 100 mg of the ion-conductive material of Example 1 was placed in an insulating cylinder having an inner diameter of 10 mm.
  • a pressure of 370 MPa was applied to the ion-conductive material to form a solid electrolyte layer (a layer of the ion-conductive material).
  • 60 mg of Li 6 PS 5 Cl was laminated on both the upper and lower surfaces of the solid electrolyte layer, and then a pressure of 370 MPa was applied to form separator layers on both the upper and lower surfaces of the solid electrolyte layer.
  • the solid electrolyte layer was sandwiched between two separator layers.
  • 60 mg of In foil was placed in contact with each separator layer, and 2 mg of Li foil was placed in contact with the In foil to obtain a laminate.
  • a pressure of 370 MPa was applied to the laminate, and an electrode was formed on the surface of each separator layer opposite to the solid electrolyte layer.
  • a current collector made of stainless steel was attached to each electrode, and then a lead wire was attached to the current collector. All the members were placed in a desiccator sealed in a glove box. In this way, a cell for evaluating direct current density was obtained.
  • the DC current density evaluation was carried out as follows. After applying 250 mV for 20 minutes, the voltage was stopped for 5 minutes.
  • Fig. 4 shows the results of DC current density evaluation using a symmetric cell using the ion-conductive material of Example 1.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Conductive Materials (AREA)
  • Secondary Cells (AREA)
PCT/JP2023/039612 2022-11-04 2023-11-02 イオン伝導性物質、電解質及び電池 Ceased WO2024096101A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020257014062A KR20250102026A (ko) 2022-11-04 2023-11-02 이온 전도성 물질, 전해질 및 전지
EP23885855.9A EP4600971A1 (en) 2022-11-04 2023-11-02 Ion conductive substance, electrolyte, and battery
CN202380075812.XA CN120202513A (zh) 2022-11-04 2023-11-02 离子传导性物质、电解质及电池
JP2024554588A JPWO2024096101A1 (https=) 2022-11-04 2023-11-02

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022-177637 2022-11-04
JP2022177637 2022-11-04

Publications (1)

Publication Number Publication Date
WO2024096101A1 true WO2024096101A1 (ja) 2024-05-10

Family

ID=90930652

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2023/039612 Ceased WO2024096101A1 (ja) 2022-11-04 2023-11-02 イオン伝導性物質、電解質及び電池

Country Status (5)

Country Link
EP (1) EP4600971A1 (https=)
JP (1) JPWO2024096101A1 (https=)
KR (1) KR20250102026A (https=)
CN (1) CN120202513A (https=)
WO (1) WO2024096101A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025069738A1 (ja) * 2023-09-25 2025-04-03 株式会社村田製作所 固体電池

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018516438A (ja) * 2015-06-01 2018-06-21 ニューマティコート テクノロジーズ リミティド ライアビリティ カンパニー アノード活物質、カソード活物質及び固体電解質のためのナノ加工コーティング並びにナノ加工コーティングを含む電池の製造方法
WO2020137153A1 (ja) 2018-12-28 2020-07-02 パナソニックＩｐマネジメント株式会社 固体電解質材料およびそれを用いた電池
WO2021220578A1 (ja) 2020-04-30 2021-11-04 パナソニックＩｐマネジメント株式会社 固体電解質材料およびそれを用いた電池
WO2021220577A1 (ja) 2020-04-30 2021-11-04 パナソニックＩｐマネジメント株式会社 固体電解質材料およびそれを用いた電池

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018516438A (ja) * 2015-06-01 2018-06-21 ニューマティコート テクノロジーズ リミティド ライアビリティ カンパニー アノード活物質、カソード活物質及び固体電解質のためのナノ加工コーティング並びにナノ加工コーティングを含む電池の製造方法
WO2020137153A1 (ja) 2018-12-28 2020-07-02 パナソニックＩｐマネジメント株式会社 固体電解質材料およびそれを用いた電池
WO2021220578A1 (ja) 2020-04-30 2021-11-04 パナソニックＩｐマネジメント株式会社 固体電解質材料およびそれを用いた電池
WO2021220577A1 (ja) 2020-04-30 2021-11-04 パナソニックＩｐマネジメント株式会社 固体電解質材料およびそれを用いた電池

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025069738A1 (ja) * 2023-09-25 2025-04-03 株式会社村田製作所 固体電池

Also Published As

Publication number Publication date
EP4600971A1 (en) 2025-08-13
CN120202513A (zh) 2025-06-24
JPWO2024096101A1 (https=) 2024-05-10
KR20250102026A (ko) 2025-07-04

Similar Documents

Publication Publication Date Title
JP2024156970A (ja) 硫化物固体電解質及び全固体電池
KR102637919B1 (ko) 리튬 이온 전기화학셀용 고체 전해질
US20230042911A1 (en) Positive electrode material and battery
WO2019135328A1 (ja) 固体電解質材料、および、電池
JP7174875B1 (ja) リチウム含有塩化物及びその製造方法、並びに固体電解質及び電池
JP7174181B1 (ja) リチウム含有塩化物及びその製造方法、並びに固体電解質及び電池
JP5420132B2 (ja) 電解質層にセラミック粒子を有する電気化学素子
WO2020194823A1 (ja) 全固体二次電池
WO2024096101A1 (ja) イオン伝導性物質、電解質及び電池
EP4571786A1 (en) Ion conductive substance, electrolyte, and battery
JP7629040B2 (ja) アルカリ金属含有ハロゲン化物、電解質、電池及びハロゲン化物固体電解質の製造方法
WO2025033470A1 (ja) イオン伝導性物質、固体電解質、及び電池
WO2025033471A1 (ja) イオン伝導性物質、固体電解質、電池
WO2024096110A1 (ja) 負極材料、負極、及び電池
WO2025062763A1 (ja) 固体電解質材料、電極および固体電池
WO2024096107A1 (ja) 電池
WO2024096108A1 (ja) 電池材料、正極、及び電池
WO2024096113A1 (ja) 電池及び積層体

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23885855

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 202380075812.X

Country of ref document: CN

WWE Wipo information: entry into national phase

Ref document number: 2024554588

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 2023885855

Country of ref document: EP

ENP Entry into the national phase

Ref document number: 2023885855

Country of ref document: EP

Effective date: 20250508

NENP Non-entry into the national phase

Ref country code: DE

WWP Wipo information: published in national office

Ref document number: 202380075812.X

Country of ref document: CN

WWP Wipo information: published in national office

Ref document number: 1020257014062

Country of ref document: KR

WWP Wipo information: published in national office

Ref document number: 2023885855

Country of ref document: EP