公开(公告)号：US20190190064A1

公开(公告)日：2019-06-20

申请号：US16143620

申请日：2018-09-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Satoshi FUJIKI ,  Takanobu YAMADA ,  Taku WATANABE ,  Yuichi AIHARA ,  Shiratsuchi TOMOYUKI

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/134 ,  H01M4/131 ,  H01M4/62 ,  H01M4/66 ,  H01M10/04 ,  H01M4/52

CPC classification number: H01M10/0562 ,  H01M4/131 ,  H01M4/134 ,  H01M4/52 ,  H01M4/621 ,  H01M4/661 ,  H01M10/04 ,  H01M10/0525 ,  H01M2004/027 ,  H01M2004/028 ,  H01M2300/0065

Abstract: An all-solid secondary battery, comprising: a cell comprising a positive electrode active material layer, a negative electrode active material comprising at least one of lithium metal and a lithium-containing alloy, and a solid electrolyte layer disposed between the positive electrode active material layer and the negative electrode active material layer, wherein a ratio of volume density to true density of the positive electrode active material layer is about 0.6 or greater, wherein a ratio of volume density to true density of the solid electrolyte layer is about 0.6 or greater, and wherein an average pressure applied to opposite sides of the solid electrolyte layer in a fully discharged state is greater than 0 megapascals and 7.5 megapascals or less.

公开(公告)号：US20210408523A1

公开(公告)日：2021-12-30

申请号：US17471268

申请日：2021-09-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Satoshi FUJIKI ,  Seitaro ITO ,  Taku WATANABE ,  Yuichi AIHARA ,  Takanobu YAMADA

IPC: H01M4/134 ,  H01M4/1395 ,  H01M4/04 ,  H01M10/0525 ,  H01M10/44 ,  H01M4/38

Abstract: An anode for an all solid-state secondary battery, the anode including an anode collector, and coating lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer includes a metal capable of forming an alloy with lithium.

公开(公告)号：US20210408522A1

公开(公告)日：2021-12-30

申请号：US17471250

申请日：2021-09-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Satoshi FUJIKI ,  Seitaro ITO ,  Taku WATANABE ,  Yuichi AIHARA ,  Takanobu YAMADA

IPC: H01M4/134 ,  H01M4/1395 ,  H01M4/04 ,  H01M10/0525 ,  H01M10/44 ,  H01M4/38

Abstract: An anode for an all solid-state secondary battery, the anode including an anode collector, and coating lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer includes a metal capable of forming an alloy with lithium.

公开(公告)号：US20180226633A1

公开(公告)日：2018-08-09

申请号：US15890472

申请日：2018-02-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Satoshi FUJIKI ,  Seitaro ITO ,  Taku WATANABE ,  Yuichi AIHARA ,  Takanobu YAMADA

IPC: H01M4/134 ,  H01M4/1395 ,  H01M4/04 ,  H01M4/38 ,  H01M4/42 ,  H01M4/66 ,  H01M10/0525 ,  H01M10/44

CPC classification number: H01M4/134 ,  H01M4/0404 ,  H01M4/1395 ,  H01M4/38 ,  H01M4/387 ,  H01M4/42 ,  H01M4/661 ,  H01M10/0525 ,  H01M10/44 ,  H01M2004/027 ,  H01M2300/0068

Abstract: An anode for an all solid-state secondary battery, the anode including an anode collector, and coating lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer includes a metal capable of forming an alloy with lithium.