公开(公告)号：US20220263120A1

公开(公告)日：2022-08-18

申请号：US17544017

申请日：2021-12-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Shinya SUZUKI ,  Tomoyuki TSUJIMURA ,  Naoki SUZUKI ,  Nobuyoshi YASHIRO

IPC: H01M10/0562 ,  H01M10/058

Abstract: A solid electrolyte material is represented by Formula 1 (Li3−xM1x)aYbM2c  Formula 1 wherein, in Formula 1, M1 includes at least one of Na, K, Rb, Cs, or Fr, M2 includes at least one of F, Cl, Br, or I, 0

公开(公告)号：US20210210791A1

公开(公告)日：2021-07-08

申请号：US17208142

申请日：2021-03-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Naoki SUZUKI ,  Nobuyoshi YASHIRO ,  Takanobu YAMADA ,  Yuichi AIHARA

IPC: H01M10/0585 ,  H01M10/44 ,  H01M10/0525 ,  H01M4/66 ,  H01M4/38 ,  H01M4/36 ,  H01M4/587 ,  H01M10/0562 ,  H01M4/133

Abstract: An all-solid-state secondary battery including: a cathode including a cathode active material layer; an anode including an anode current collector, and an anode active material layer on the anode current collector, wherein the anode active material layer includes an anode active material which is alloyable with lithium or forms a compound with lithium; and a solid electrolyte layer between the cathode and the anode, wherein a ratio of an initial charge capacity (b) of the anode active material layer to an initial charge capacity (a) of the cathode active material layer satisfies a condition of Equation 1: 0.01