公开(公告)号：US10033067B2

公开(公告)日：2018-07-24

申请号：US15488080

申请日：2017-04-14

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Akitoshi Hayashi ,  Masahiro Tatsumisago

IPC: H01M10/0562 ,  H01M10/054

Abstract: An ion conductive glass ceramics having the formula Na2S—P2S5, wherein the Na2S in the ion conductive glass ceramics is contained in an amount of from 70 to 75 mole %, and wherein the ion conductive glass ceramics has a state where crystal parts are dispersed in the glass ingredient of an amorphous state and where the crystal parts contain tetragonal Na3PS4.

公开(公告)号：US09640835B2

公开(公告)日：2017-05-02

申请号：US14382202

申请日：2013-02-20

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Akitoshi Hayashi ,  Masahiro Tatsumisago

IPC: H01M10/0562 ,  C03B19/00 ,  H01G11/56 ,  H01M10/054 ,  C03B32/02 ,  H01B1/10

CPC classification number: H01M10/0562 ,  C03B19/00 ,  C03B32/02 ,  H01B1/10 ,  H01G11/56 ,  H01M10/054 ,  H01M2220/10 ,  H01M2220/20 ,  H01M2300/0068 ,  Y02E60/13 ,  Y02T10/7022

Abstract: An ion conducting glass-ceramics represented by the general formula (I): Na2S-MxSy—NaSb, wherein M and N are different and selected from P, Si, Ge, B, Al and Ga; x, y, a and b are integers indicating the stoichiometric ratio depending on the species of M and N; and the content of Na2S is more than 60 mol % and less than 80 mol %.

公开(公告)号：US10439198B2

公开(公告)日：2019-10-08

申请号：US15026817

申请日：2014-09-30

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Akitoshi Hayashi ,  Masahiro Tatsumisago ,  Kiyoharu Tadanaga

IPC: H01M10/0562 ,  H01M4/04 ,  H01M10/052 ,  H01M10/058 ,  H01M10/0525 ,  H01M10/054 ,  H01M4/13 ,  H01M4/139 ,  H01M4/36 ,  H01M4/62

Abstract: A forming solution for forming a layer containing a solid electrolyte for an all-solid-state alkali metal secondary battery comprising a component derived from A2S and MxSy (A is selected from Li and Na; M is selected from P, Si, Ge, B, Al and Ga; and x and y are a number that gives a stoichiometric ratio in accordance with a species of M) as a starting material for manufacturing the solid electrolyte, a nonpolar organic solvent and a polar organic solvent having a polarity value higher than that of the nonpolar organic solvent by 0.3 or more.

公开(公告)号：US10734634B2

公开(公告)日：2020-08-04

申请号：US15520045

申请日：2015-10-20

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Akitoshi Hayashi ,  Masahiro Tatsumisago

IPC: H01M4/1315 ,  H01M4/36 ,  H01M4/1397 ,  C01B17/22 ,  H01M4/58 ,  H01M4/04 ,  H01M4/136 ,  C01D13/00 ,  C01D15/00 ,  H01M10/0525 ,  H01M10/0562 ,  H01M4/62 ,  H01M10/052

Abstract: A positive electrode for an all-solid secondary battery, comprising a positive electrode active material expressed by A2S.AX, wherein A is an alkali metal; and X is selected from I, Br, Cl, F, BF4, BH4, SO4, BO3, PO4, O, Se, N, P, As, Sb, PF6, AsF6, ClO4, NO3, CO3, CF3SO3, CF3COO, N(SO2F)2 and N(CF3SO2)2.