公开(公告)号：US20210343997A1

公开(公告)日：2021-11-04

申请号：US17377429

申请日：2021-07-16

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： GO TEI ,  KOICHI SAWADA ,  MITSUHIRO HIBINO ,  MASAKO YOKOYAMA ,  MASAHISA FUJIMOTO ,  YU OTSUKA

IPC: H01M4/06 ,  H01M4/131 ,  H01M4/48 ,  H01M6/18

Abstract: A primary battery includes: a positive electrode including a positive electrode collector composed of a porous conductor, and a porous positive electrode layer disposed on the positive electrode collector, oxygen taken from outside of the primary battery through the positive electrode collector being allowed to diffuse into the porous positive electrode layer; a negative electrode including a negative electrode collector composed of a porous conductor, and a porous negative electrode layer disposed on the negative electrode collector, the porous negative electrode layer including lithium nitride composed of lithium and nitrogen, nitrogen generated during discharge being allowed to diffuse into the porous negative electrode layer; and a nonaqueous electrolytic solution disposed between the positive electrode and the negative electrode, the nonaqueous electrolytic solution containing a lithium salt.

公开(公告)号：US20220246935A1

公开(公告)日：2022-08-04

申请号：US17659762

申请日：2022-04-19

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： GO TEI ,  TAKASHI OTO ,  TOMOFUMI HAMAMURA

IPC: H01M4/58 ,  H01M4/36 ,  H01M10/054

Abstract: A positive electrode active material contains a composite sulfide containing Mg and at least one element selected from the group consisting of Ti, V, Cr, Mn, Fe, Ni, Cu, Zr, Nb, Mo, Ta, and W. The positive electrode active material has a crystal structure belonging to space group Fm-3m.

公开(公告)号：US20190326599A1

公开(公告)日：2019-10-24

申请号：US16384958

申请日：2019-04-16

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： GO TEI ,  TOSHIRO KUME ,  AKIRA KANO

IPC: H01M4/587 ,  H01M10/054 ,  C01B32/90

Abstract: A cathode active material for magnesium secondary batteries includes a material containing magnesium, boron, and carbon. The material has a layered structure.

公开(公告)号：US20190296326A1

公开(公告)日：2019-09-26

申请号：US16273163

申请日：2019-02-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TOSHIRO KUME ,  GO TEI

IPC: H01M4/131 ,  H01M4/505 ,  H01M4/525 ,  H01M10/054

Abstract: A cathode active material for magnesium secondary batteries contains a composite oxide represented by the formula MgxMyO2, where M is at least one selected from the group consisting of Ni, Co, Mn, Ti, V, Cr, Fe, Cu, and Mo; 1.0

公开(公告)号：US20190020027A1

公开(公告)日：2019-01-17

申请号：US16018094

申请日：2018-06-26

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： GO TEI ,  RYOHEI MIYAMAE ,  AKIRA KANO

IPC: H01M4/58 ,  H01M4/36 ,  H01M10/0525 ,  C01B35/14

Abstract: A negative electrode active material includes a layered compound that includes: a plurality of layers and calcium located between the plurality of layers; each of the plurality of layers containing carbon and boron and further containing nitrogen or phosphorus.

公开(公告)号：US20180287137A1

公开(公告)日：2018-10-04

申请号：US15869047

申请日：2018-01-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： GO TEI ,  RYOHEI MIYAMAE ,  AKIRA KANO

IPC: H01M4/133 ,  H01M10/052 ,  H01M4/38

CPC classification number: H01M4/133 ,  H01M4/38 ,  H01M4/381 ,  H01M10/052 ,  H01M10/0525 ,  H01M2004/027 ,  Y02E60/122 ,  Y02T10/7011

Abstract: A negative electrode active material contains a graphite material represented by a formula CaxByC1-y, where x and y satisfy 0