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    All-solid-state secondary battery
    2.
    发明授权
    All-solid-state secondary battery 有权

    公开(公告)号：US11881561B2

    公开(公告)日：2024-01-23

    申请号：US16977040

    申请日：2019-03-22

    Applicant: TDK CORPORATION

    Inventor： Keiko Takeuchi ,  Tetsuya Ueno ,  Gakuho Isomichi

    IPC: H01M10/0585 ,  H01M4/36 ,  H01M4/58 ,  H01M10/0525 ,  H01M10/0562

    CPC classification number: H01M10/0585 ,  H01M4/366 ,  H01M4/5825 ,  H01M10/0525 ,  H01M10/0562 ,  H01M2300/0068

    Abstract: An all-solid-state secondary battery includes: a positive electrode active material layer; a negative electrode active material layer; and a solid electrolyte layer located between the positive electrode active material layer and the negative electrode active material layer, wherein at least one of the positive electrode active material layer and the negative electrode active material layer contains lithium vanadium phosphate, the solid electrolyte layer contains lithium zirconium phosphate, and between the positive electrode active material layer or the negative electrode active material layer containing lithium vanadium phosphate and the solid electrolyte layer, a first intermediate layer, which contains lithium vanadium phosphate containing zirconium and is located on the side of the positive electrode active material layer or the negative electrode active material layer, and a second intermediate layer, which contains lithium zirconium phosphate containing vanadium and is located on the side of the solid electrolyte layer, are provided.

    Dielectric composition, dielectric element, electronic component, and multilayer electronic component
    4.
    发明授权
    Dielectric composition, dielectric element, electronic component, and multilayer electronic component 有权

    公开(公告)号：US10777355B2

    公开(公告)日：2020-09-15

    申请号：US16087790

    申请日：2017-03-06

    Applicant: TDK CORPORATION

    Inventor： Sanshiro Aman ,  Hiroki Akiba ,  Keiko Takeuchi

    IPC: H01G4/12 ,  C04B35/495 ,  C04B35/49 ,  H01G4/30 ,  C04B35/499 ,  H01B3/02 ,  C04B35/626

    Abstract: [Object] provide a dielectric composition with high voltage resistance and favorable reliability, and an electronic component using the dielectric composition.[Solving Means] A dielectric composition contains, as a main component, a tungsten bronze type composite oxide represented by a chemical formula (Sr1.00−s−tBasCat)6.00−xRx(Ti1.00−aZra)x+2.00(Nb1.00−bTab)8.00−xO30.00, in which the R is at least one element selected from Y, La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, and s, t, x, a, and b satisfy 0.70≤s≤1.00, 0≤t≤0.30, 0.70≤s+t≤1.00, 0≤x≤0.50, 0.10≤a≤1.00, and 0≤h≤1.00. At least one or more elements selected from Mn, Mg, Co, V, W, Mo, Si, Li, B, and Al are contained as a sub component in 0.10 mol or more and 20.00 mol or less with respect to 100 mol of the main component.

    All-solid-state battery
    5.
    发明授权
    All-solid-state battery 有权

    公开(公告)号：US12176479B2

    公开(公告)日：2024-12-24

    申请号：US16969048

    申请日：2019-03-27

    Applicant: TDK CORPORATION

    Inventor： Tetsuya Ueno ,  Gakuho Isomichi ,  Keiko Takeuchi

    IPC: H01M10/0562 ,  H01M4/02 ,  H01M4/36 ,  H01M4/66 ,  H01M10/0525

    Abstract: An all-solid-state battery includes a positive electrode current collector layer; a positive electrode active material layer; a negative electrode current collector layer; a negative electrode active material layer; a solid electrolyte layer disposed between the positive electrode active material layer and the negative electrode active material layer and formed of a solid electrolyte; and at least one of a first intermediate layer formed between the positive electrode current collector layer and the positive electrode active material layer, and a second intermediate layer formed between the negative electrode current collector layer and the negative electrode active material layer.

    Dielectric composition, dielectric element, electronic component, and multilayer electronic component
    7.
    发明授权
    Dielectric composition, dielectric element, electronic component, and multilayer electronic component 有权

    公开(公告)号：US10513464B2

    公开(公告)日：2019-12-24

    申请号：US16087856

    申请日：2017-03-06

    Applicant: TDK CORPORATION

    Inventor： Hiroki Akiba ,  Sanshiro Aman ,  Keiko Takeuchi

    IPC: C04B35/495 ,  H01G4/12 ,  H01G4/30 ,  H01B3/12 ,  C04B35/626

    Abstract: A dielectric composition with high voltage resistance and favorable reliability, and an electronic component using the composition, the composition containing a tungsten bronze type composite oxide represented by chemical formula (Sr1.00−(s+t)BasCat)6.00−xRx(Ti1.00−(a+d)ZraSid)x−2.00(Nb1.00−bTab)8.00−xO30.00, wherein R is at least one element selected from Y, La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, and s, t, x, a, b, and d satisfy 0≤s≤1.00, 0≤t≤1.00, 0≤s+t≤1.00, 0≤x≤3.00, 0.01≤a≤0.98, 0≤b≤1.00, 0.02≤d≤0.15, and 0.03≤a+d≤1.00. At least one element selected from Mn, Mg, Co, V, W, Mo, Li, B, and Al are contained as a sub component in 0.10 mol or more and 20.00 mol or less with respect to 100 mol of the main component.

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