SOLID ELECTROLYTE MATERIAL AND BATTERY USING SAME

    公开(公告)号:US20240413394A1

    公开(公告)日:2024-12-12

    申请号:US18813086

    申请日:2024-08-23

    Abstract: A solid electrolyte material includes a solid electrolyte and an oxide material. The solid electrolyte includes Li, M, O, and X. M is at least one selected from the group consisting of Nb, Ta, and Zr. X is at least one selected from the group consisting of F, Cl, Br, and I. The oxide material includes at least one selected from the group consisting of oxides of divalent metal elements and oxides of trivalent metal elements. The mass proportion of the oxide material to the solid electrolyte is 1% or more and 50% or less. A battery includes a positive electrode, a negative electrode, and a solid electrolyte layer disposed between the positive electrode and the negative electrode, and at least one selected from the group consisting of the positive electrode, the negative electrode, and the electrolyte layer contains the above solid electrolyte material.

    OXYHALIDE MATERIAL, BATTERY, AND BATTERY SYSTEM

    公开(公告)号:US20250015286A1

    公开(公告)日:2025-01-09

    申请号:US18890830

    申请日:2024-09-20

    Abstract: An oxyhalide material of the present disclosure contains Li, M, O, and X. M is at least two selected from Group 5 elements. X is at least one selected from the group consisting of F, Cl, Br, and I. The oxyhalide material of the present disclosure shows a reversible oxidation-reduction reaction. In an X-ray diffraction pattern obtained by X-ray diffraction measurement on the oxyhalide material using Cu-Kα radiation, at least one peak is present in a first range, and (A) or (B) below is satisfied: (A) No peak is present in a second range. (B) At least one peak is present in the second range, and a ratio of intensity Ip1 of a peak with the highest intensity present in the first range to intensity Ip2 of a peak with the highest intensity present in the second range Ip1/Ip2 is larger than 5.

    METHOD FOR PRODUCING HALIDE
    3.
    发明申请

    公开(公告)号:US20230018638A1

    公开(公告)日:2023-01-19

    申请号:US17933097

    申请日:2022-09-17

    Abstract: The production method of the present disclosure includes heat-treating a material mixture containing a compound containing Y, a compound containing Sm, NH4α, Liβ, and Caγ2 in an inert gas atmosphere. The compound containing Y is at least one selected from the group consisting of Y2O3 and Yδ3, and the compound containing Sm is at least one selected from the group consisting of Sm2O3 and Smε3. The material mixture contains at least one selected from the group consisting of Y2O3 and Sm2O3, and α, β, γ, δ, and ε are each independently at least one selected from the group consisting of F, Cl, Br, and I.

    SOLID ELECTROLYTE MATERIAL AND BATTERY USING SAME

    公开(公告)号:US20240413393A1

    公开(公告)日:2024-12-12

    申请号:US18813081

    申请日:2024-08-23

    Abstract: A solid electrolyte material of the present disclosure includes Li, M, A, and X. M is at least one selected from the group consisting of Nb, Ta, and Zr. A is at least one selected from the group consisting of O and S. X is at least one selected from the group consisting of F, Cl, Br, and I. The solid electrolyte material of the present disclosure has a Young's modulus of less than 23 GPa. A battery of the present disclosure includes a positive electrode, a negative electrode, and a solid electrolyte layer disposed between the positive electrode and the negative electrode, and at least one selected from the group consisting of the positive electrode, the negative electrode, and the electrolyte layer contains the solid electrolyte material of the present disclosure.

    SOLID ELECTROLYTE MATERIAL AND BATTERY USING SAME

    公开(公告)号:US20240021870A1

    公开(公告)日:2024-01-18

    申请号:US18362962

    申请日:2023-08-01

    CPC classification number: H01M10/0562 H01M2300/008

    Abstract: A solid electrolyte material of the present disclosure contains Li, Yb, M, and X. M is at least one selected from the group consisting of Mg, Ca, Sr, Ba, Zn, Y, Tb, Gd, Sm, In, Zr, and Hf. X is at least one selected from the group consisting of F, Cl, Br, and I. A battery of the present disclosure includes a positive electrode, a negative electrode, and an electrolyte layer disposed between the positive electrode and the negative electrode. At least one selected from the group consisting of the positive electrode, the negative electrode, and the electrolyte layer contains the solid electrolyte material of the present disclosure.

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