公开(公告)号：US10483547B2

公开(公告)日：2019-11-19

申请号：US15230593

申请日：2016-08-08

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Saebom Ryu ,  Yonggun Lee ,  Joungwon Park ,  Toshinori Sugimoto

IPC: H01M4/62 ,  H01M4/134 ,  H01M4/36 ,  H01M4/38 ,  H01M10/052 ,  H01M4/04 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M4/02

Abstract: A lithium metal battery including: a lithium metal anode; a protective layer disposed on the lithium metal anode, the protective layer including: a polymer and at least one selected from a metal salt including a Group 1 and Group 2 element and a nitrogen-containing additive; a cathode; and a liquid electrolyte disposed between the protective layer and the cathode, the liquid electrolyte including an organic solvent, wherein the at least one selected from metal salt and a nitrogen-containing additive comprising a Group 1 element or Group 2 element is insoluble in the organic solvent of the liquid electrolyte.

公开(公告)号：US20190181435A1

公开(公告)日：2019-06-13

申请号：US16196030

申请日：2018-11-20

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Yonggun Lee ,  Saebom Ryu ,  Toshinori SUGIMOTO ,  Dongmin Im

IPC: H01M4/36 ,  H01M4/485 ,  H01M4/38 ,  H01M4/134 ,  H01M4/66 ,  H01M10/056 ,  H01M10/0525

Abstract: A composite electrolyte includes: a positively charged particle, a particle that is positively charged by having a coordinate bond with a cation, or a combination thereof; and a lithium salt.

公开(公告)号：US20180316051A1

公开(公告)日：2018-11-01

申请号：US15964157

申请日：2018-04-27

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Yonggun Lee ,  Saebom Ryu ,  Yooseong Yang ,  Toshinori SUGIMOTO ,  Taehwan Yu

IPC: H01M10/0525 ,  H01M4/1395 ,  H01M4/62 ,  H01M10/0569 ,  H01M4/134 ,  H01M2/14

CPC classification number: H01M2/1646 ,  H01M2/1653 ,  H01M2/166 ,  H01M2/1673 ,  H01M4/134 ,  H01M4/1395 ,  H01M4/382 ,  H01M4/405 ,  H01M10/052 ,  H01M10/056 ,  H01M10/0562 ,  H01M10/0565 ,  H01M10/0585 ,  H01M2300/0065

Abstract: A negative electrode for a lithium metal battery, the negative electrode including: a lithium metal layer including lithium metal or a lithium metal alloy; and a protective layer on at least a portion of the lithium metal layer, wherein the protective layer includes a plurality of composite particles having a particle size of greater than about 1 micrometer to about 100 micrometers or less, wherein a composite particle of the plurality of composite particles comprises a particle comprising an organic particle, an inorganic particle, an organic-inorganic particle, or combination thereof; and a coating layer disposed on at least a portion of a surface of the particle, the coating layer including an ion conductive material including an ion conductive oligomer including an ion conductive unit, an ion conductive polymer including an ion conductive unit, or a combination thereof.

公开(公告)号：US20180166743A1

公开(公告)日：2018-06-14

申请号：US15840168

申请日：2017-12-13

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Yonggun Lee ,  Saebom Ryu ,  Taehwan Yu ,  Wonseok Chang

IPC: H01M10/0562 ,  H01M10/052 ,  H01M4/04 ,  H01M4/62

CPC classification number: H01M10/0562 ,  H01M2/1646 ,  H01M2/1653 ,  H01M2/166 ,  H01M2/1673 ,  H01M2/1686 ,  H01M4/04 ,  H01M4/624 ,  H01M10/052 ,  H01M10/4235 ,  H01M2300/0065

Abstract: A composite electrolyte structure includes: a protective layer having a Young's modulus of about 106 pascals or greater and including a first particle, the first particle including an organic particle, an inorganic particle, an organic-inorganic particle, or a combination thereof, wherein the particle in the protective layer has a particle size of greater than 1 micrometer to about 100 micrometers, and a solid electrolyte layer including a second particle including an organic particle, an inorganic particle, an organic-inorganic particle, or a combination thereof, wherein the second particle has a particle size of greater than 1 micrometer to about 100 micrometers, wherein the first particle and the second particle are the same or different, and wherein the protective layer is on the solid electrolyte layer.