公开(公告)号：US10581080B2

公开(公告)日：2020-03-03

申请号：US15389815

申请日：2016-12-23

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Samsung SDI Co., Ltd.

Inventor： Yonggun Lee ,  Saebom Ryu ,  Wonseok Chang

IPC: H01M4/62 ,  H01M10/0525 ,  H01M4/36 ,  H01M4/13 ,  H01M4/02

Abstract: A cathode includes a cathode active material layer including a cathode active material; and a coating layer that is disposed on the cathode active material layer and that includes a block copolymer, wherein the block copolymer includes at least one first block that forms a structure domain and a second block that forms an ion conductive domain, and a total amount of the first block is in a range of about 20 weight percent to about 80 weight percent based on the total weight of the block copolymer.

公开(公告)号：US11462803B2

公开(公告)日：2022-10-04

申请号：US16202429

申请日：2018-11-28

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

Inventor： Saebom Ryu ,  Yonggun Lee ,  Toshinori Sugimoto ,  Dongmin Im ,  Wonseok Chang

IPC: H01M50/449 ,  H01M10/0525 ,  H01M10/056 ,  H01M50/403 ,  H01M50/411

Abstract: A composite separator includes: a porous substrate; and a composite electrolyte on a surface of the porous substrate, the composite electrolyte including block copolymer, an ionic liquid, and a particle, wherein a size of the particle is larger than a pore size of the porous substrate, the particle includes an organic particle, an inorganic particle, an organic-inorganic particle, or a combination thereof, and the particle has a particle size of greater than about 1 micrometer to about 100 micrometers.

公开(公告)号：US11349114B2

公开(公告)日：2022-05-31

申请号：US16674037

申请日：2019-11-05

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

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

IPC: H01M4/137 ,  H01M4/60 ,  H01M10/0525 ,  H01M4/36

Abstract: An anodeless coating layer for an all-solid battery, the anodeless coating layer includes: an anode active material capable of forming an alloy with lithium or a compound with lithium; and a binder, wherein the binder includes a block copolymer including a conductive domain, a non-conductive domain, or a combination thereof, and wherein the conductive domain includes an ion-conductive domain, an electron-conductive domain, or a combination thereof.

公开(公告)号：US10971753B2

公开(公告)日：2021-04-06

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 ,  H01M4/134 ,  H01M2/14 ,  H01M10/0569 ,  H01M2/16 ,  H01M4/38 ,  H01M10/056 ,  H01M4/40 ,  H01M10/0585 ,  H01M10/052 ,  H01M4/02 ,  H01M10/0565 ,  H01M10/0562

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：US10818913B2

公开(公告)日：2020-10-27

申请号：US16102162

申请日：2018-08-13

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

Inventor： Yonggun Lee ,  Saebom Ryu ,  Toshinori Sugimoto ,  Dongmin Im ,  Wonseok Chang

IPC: H01M4/134 ,  H01M10/052 ,  H01M10/0569 ,  H01M2/16 ,  H01M4/04 ,  H01M10/0565 ,  H01M4/1395 ,  H01M4/62 ,  H01M4/36 ,  H01M4/38 ,  H01M10/42 ,  H01M4/02

Abstract: A negative electrode for a metal battery, the negative electrode a metal substrate; and a protective layer disposed directly on at least a portion of the metal substrate, wherein the protective layer comprises an ion-conductive oligomer, wherein the ion-conductive oligomer comprises an ion-conductive structural unit in at least one of a main chain and a side chain of the an ion-conductive oligomer, and at least two hydrogen-bond-forming functional groups at different ends of the ion-conductive oligomer, and wherein the protective layer has a thickness of 5 micrometers or less.

公开(公告)号：US20170098858A1

公开(公告)日：2017-04-06

申请号：US15221743

申请日：2016-07-28

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

Inventor： Jusik Kim ,  Hyunseok Kim ,  Saebom Ryu ,  Joungwon Park ,  Hyorang Kang ,  Dahye Park ,  Wonseok Chang

IPC: H01M10/0567 ,  H01M4/38 ,  H01M4/525 ,  H01M10/0569 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0568 ,  H01M4/134 ,  H01M4/131

CPC classification number: H01M10/0567 ,  H01M4/131 ,  H01M4/134 ,  H01M4/38 ,  H01M4/382 ,  H01M4/525 ,  H01M4/623 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0034 ,  H01M2300/0037 ,  H01M2300/0045 ,  Y02T10/7011

Abstract: A lithium metal battery including: a lithium metal negative electrode; a positive electrode; and a liquid electrolyte disposed between the lithium metal negative electrode and the positive electrode, wherein the liquid electrolyte includes an ionic liquid including a cation represented by Formula 1 and an anion, and an organic solvent: wherein in Formula 1, X and R1 to R6 are as defined in the present specification.

公开(公告)号：US20170062829A1

公开(公告)日：2017-03-02

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 ,  H01M4/04 ,  H01M10/0569 ,  H01M10/0568 ,  H01M10/0525 ,  H01M4/38

CPC classification number: H01M4/628 ,  H01M4/0402 ,  H01M4/134 ,  H01M4/366 ,  H01M4/382 ,  H01M4/62 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2004/027 ,  H01M2220/20 ,  Y02T10/7011

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.

Abstract translation: 一种锂金属电池，包括：锂金属阳极; 设置在所述锂金属阳极上的保护层，所述保护层包括：聚合物和选自包含第1族和第2族元素的金属盐和含氮添加剂中的至少一种; 阴极 以及设置在保护层和阴极之间的液体电解质，所述液体电解质包括有机溶剂，其中所述至少一种选自金属盐和含有第1族元素或第2族元素的含氮添加剂不溶于有机溶剂 液体电解质的溶剂。

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：US20210257606A1

公开(公告)日：2021-08-19

申请号：US17172174

申请日：2021-02-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jusik Kim ,  Sewon Kim ,  Victor ROEV ,  Myungjin Lee ,  Saebom Ryu ,  Dongmin Im

IPC: H01M4/133 ,  H01M4/587 ,  H01M4/134 ,  H01M4/36 ,  H01M4/38 ,  H01M10/052 ,  H01M10/0562

Abstract: An all-solid secondary battery including: a cathode layer including a cathode active material layer; an anode layer; and a solid electrolyte layer including a solid electrolyte, wherein the solid electrolyte layer is disposed between the cathode layer and the anode layer, wherein the anode layer includes an anode current collector, a first anode active material layer in contact with the solid electrolyte layer, and a second anode active material layer disposed between the anode current collector and the first anode active material layer, wherein the first anode active material layer includes a first carbonaceous anode active material, and the second anode active material layer.

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.