公开(公告)号：US11289707B2

公开(公告)日：2022-03-29

申请号：US16550482

申请日：2019-08-26

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

Inventor： Yonggun Lee ,  Toshinori Sugimoto ,  Saebom Ryu ,  Yuichi Aihara ,  Dongmin Im

IPC: H01M4/62 ,  H01M10/0562 ,  H01M4/02

Abstract: An all-solid secondary battery including: a cathode; an anode; and a solid electrolyte layer interposed between the cathode and the anode, wherein the cathode includes a cathode active material, wherein the anode includes an anode current collector and an anode active material layer on the anode current collector, wherein the anode active material layer includes a binder and an anode active material that does not include an alkali metal, wherein the binder includes a polymer main chain and a polyvinyl alcohol-containing copolymer, and wherein the polymer main chain includes polyvinyl alcohol, a polyvinyl alcohol derivative, or a combination thereof, and the polyvinyl alcohol-containing copolymer has at least one repeating unit linked to the polymer main chain.

公开(公告)号：US11063292B2

公开(公告)日：2021-07-13

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 ,  H01M4/62 ,  H01M4/04 ,  H01M10/42 ,  H01M50/46 ,  H01M50/411 ,  H01M50/431 ,  H01M50/446 ,  H01M50/449

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.

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：US10340524B2

公开(公告)日：2019-07-02

申请号：US14875951

申请日：2015-10-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yonggun Lee ,  Toshinori Sugimoto ,  Yooseong Yang ,  Wonseok Chang ,  Hongsoo Choi

IPC: H01M10/52 ,  H01M4/62 ,  H01M10/052 ,  H01M4/38 ,  H01M4/134 ,  H01M4/36 ,  H01M4/40 ,  H01M10/0569 ,  H01M4/02

Abstract: A negative electrode for a lithium battery, including a lithium metal; and a protective layer disposed on at least a part of the lithium metal, wherein the protective layer includes a block copolymer including a structural domain and a hard domain covalently linked to the structural domain, wherein the structural domain includes a structural block of the block copolymer, wherein the hard domain includes a hard block of the block polymer, wherein the structural block includes a plurality of structural repeating units, and wherein the hard block includes a plurality of olefin repeating units.

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.

公开(公告)号：US20240213473A1

公开(公告)日：2024-06-27

申请号：US18539499

申请日：2023-12-14

Applicant: Samsung Electronics Co., Ltd. ,  UIF (University Industry Foundation), Yonsei University

Inventor： Kyounghwan Kim ,  Jonghyeok Park ,  Yonggun Lee ,  Kwanghee Kim ,  Jusik Kim

IPC: H01M4/583 ,  H01M4/04 ,  H01M4/70 ,  H01M10/0562

CPC classification number: H01M4/583 ,  H01M4/0407 ,  H01M4/70 ,  H01M10/0562 ,  H01M2004/021

Abstract: An anode-solid electrolyte sub-assembly for an all-solid secondary battery, the anode-solid electrolyte sub-assembly including: an anode current collector; a mixed ionic-electronic conductor structure disposed on a first side of the anode current collector, the mixed ionic-electronic conductor structure containing a mixed ionic-electronic conductor, and having a plurality of openings extending along a thickness direction; wherein the plurality of openings has a structure in which at least one end is open; an interlayer disposed on the mixed ionic-electronic conductor structure and opposite the anode current collector; and a solid electrolyte disposed on the interlayer and opposite the mixed ionic-electronic conductor structure, wherein the interlayer includes an interlayer material.

公开(公告)号：US11984581B2

公开(公告)日：2024-05-14

申请号：US17081161

申请日：2020-10-27

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

Inventor： Yonggun Lee ,  Saebom Ryu ,  Toshinori Sugimoto ,  Yooseong Yang ,  Wonseok Chang ,  Joonseon Jeong

IPC: H01M4/134 ,  H01M4/1395 ,  H01M4/36 ,  H01M4/38 ,  H01M4/40 ,  H01M4/62 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/0565 ,  H01M10/0568 ,  H01M10/0569 ,  H01M10/42 ,  H01M4/02 ,  H01M10/0585

CPC classification number: H01M4/134 ,  H01M4/1395 ,  H01M4/366 ,  H01M4/382 ,  H01M4/405 ,  H01M4/62 ,  H01M4/622 ,  H01M4/628 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/0565 ,  H01M10/0568 ,  H01M10/0569 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2004/027 ,  H01M10/0585 ,  H01M2220/20 ,  H01M2300/0065 ,  H01M2300/0068 ,  H01M2300/0082 ,  Y02E60/10 ,  Y02T10/70

Abstract: A negative electrode for a lithium metal battery including: a lithium metal electrode including a lithium metal or a lithium metal alloy; and a protective layer on at least portion of the lithium metal electrode, wherein the protective layer has a Young's modulus of about 106 pascals or greater and includes at least one particle having a particle size of greater than 1 micrometer to about 100 micrometers, and wherein the at least one particle include an organic particle, an inorganic particle, an organic-inorganic particle, or a combination thereof.

公开(公告)号：US20230134462A1

公开(公告)日：2023-05-04

申请号：US18147252

申请日：2022-12-28

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

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

IPC: H01M4/36 ,  H01M4/38 ,  H01M4/485 ,  H01M4/66 ,  H01M10/052 ,  H01M10/056 ,  H01M10/0525 ,  H01M10/0565 ,  H01M4/134

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.