公开(公告)号：US11276879B2

公开(公告)日：2022-03-15

申请号：US16052743

申请日：2018-08-02

Applicant: Samsung Electronics Co., Ltd. ,  CORNING INCORPORATED

Inventor： Jusik Kim ,  Michael Edward Badding ,  Hyunseok Kim ,  Zhen Song ,  Taehwan Yu

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/38 ,  H01M10/052 ,  H01M10/058 ,  H01M4/40 ,  H01M50/403 ,  H01M50/431 ,  H01M4/02 ,  H01M10/0564

Abstract: A solid electrolyte including: a lithium ion inorganic conductive layer; and an amorphous phase on a surface of the lithium ion inorganic conductive layer, wherein the amorphous phase is an irradiation product of the lithium ion inorganic conductive layer. Also, the method of preparing the same, and a lithium battery including the solid electrolyte.

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：US11075373B2

公开(公告)日：2021-07-27

申请号：US15787149

申请日：2017-10-18

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

Inventor： Dongjin Lee ,  Joonseon Jeong ,  Chansu Kim ,  Yooseong Yang ,  Taehwan Yu

IPC: H01M4/136 ,  H01M4/62 ,  H01M10/0525 ,  H01M4/134 ,  C01D15/00 ,  C08G63/06 ,  G01N23/20 ,  H01M4/02

Abstract: A positive electrode for a metal secondary battery includes a positive current collector; and a positive active material layer disposed on the positive current collector, wherein the positive active material layer includes: a positive active material, a salt including an alkali metal salt, an alkaline earth metal salts, or a combination thereof, and a polymeric first binder including a repeating unit represented by Formula 1 wherein R is a substituted or unsubstituted C2-C5 alkylene group, a substituted or unsubstituted C2-C6 alkoxylene group, a substituted or unsubstituted C2-C6 alkoxycarbonylene group, a substituted or unsubstituted C2-C6 alkylene oxide group, or a combination thereof, and n is an integer from 90 to 2,700. Also a metal secondary battery including the same.

公开(公告)号：US10862164B2

公开(公告)日：2020-12-08

申请号：US15624226

申请日：2017-06-15

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

Inventor： Myungjin Lee ,  Kihyun Kim ,  Taehwan Yu ,  Wonseok Chang

IPC: H01M10/0565 ,  C08F222/10 ,  C08L33/16 ,  C08G65/00 ,  H01M4/38 ,  H01M4/134 ,  H01M10/052 ,  C08G65/329 ,  C08K5/435 ,  H01M10/0525 ,  H01M4/36

Abstract: A polymer electrolyte including a polymerization product of a polymer having an unsaturated functional group at a terminal thereof and a fluoroalkylene chain, and an ion-conductive polymer having an unsaturated functional group at a terminal thereof, wherein the ion-conductive polymer having an unsaturated functional group at a terminal thereof is a polymer represented by Formula 1 or Formula 2, and the polymer having an unsaturated functional group at a terminal thereof and a fluoroalkylene chain is a compound represented by Formula 3, wherein Formulae 1 to 3 are the same as represented in the detailed description of the specification.

公开(公告)号：US20180114976A1

公开(公告)日：2018-04-26

申请号：US15787149

申请日：2017-10-18

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

Inventor： Dongjin Lee ,  Joonseon Jeong ,  Chansu Kim ,  Yooseong Yang ,  Taehwan Yu

IPC: H01M4/136 ,  H01M4/62 ,  H01M10/0525

CPC classification number: H01M4/136 ,  C01D15/00 ,  C08G63/06 ,  G01N23/20075 ,  H01M4/134 ,  H01M4/622 ,  H01M10/0525 ,  H01M2004/028

Abstract: A positive electrode for a metal secondary battery includes a positive current collector; and a positive active material layer disposed on the positive current collector, wherein the positive active material layer includes: a positive active material, a salt including an alkali metal salt, an alkaline earth metal salts, or a combination thereof, and a polymeric first binder including a repeating unit represented by Formula 1 wherein R is a substituted or unsubstituted C2-C5 alkylene group, a substituted or unsubstituted C2-C6 alkoxylene group, a substituted or unsubstituted C2-C6 alkoxycarbonylene group, a substituted or unsubstituted C2-C6 alkylene oxide group, or a combination thereof, and n is an integer from 90 to 2,700. Also a metal secondary battery including the same.

公开(公告)号：US10944120B2

公开(公告)日：2021-03-09

申请号：US15791540

申请日：2017-10-24

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

Inventor： Myungjin Lee ,  Seoksoo Lee ,  Taehwan Yu

IPC: H01M8/1018 ,  C08F220/20 ,  H01M4/62 ,  C08J5/00 ,  C08G65/00 ,  C08G65/40 ,  C08G65/48 ,  C08J3/24 ,  C08K5/435 ,  H01M4/134 ,  H01M4/38 ,  H01M10/0525 ,  H01M10/0565 ,  H01M10/0585

Abstract: A polymer electrolyte including a copolymer having at least one first repeating unit represented by Formula 1 and at least one second repeating unit represented by Formula 2: wherein, R1 to R4, L1, and m in Formula 1 and R5 to R7, L2, G and n in Formula 2 are the same as defined in the specification.

公开(公告)号：US10347941B2

公开(公告)日：2019-07-09

申请号：US15398132

申请日：2017-01-04

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

Inventor： Youngsoo Kim ,  Seoksoo Lee ,  Taehwan Yu

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

Abstract: A lithium metal battery includes a lithium metal negative electrode; a positive electrode; and an electrolyte between the lithium metal negative electrode and the positive electrode, wherein the electrolyte includes a nonaqueous organic solvent, a lithium salt, and an inorganic additive, wherein the inorganic additive includes an inorganic oxide, and wherein the inorganic oxide includes at least one selected from a hydroxyl group and a C1-C10 alkyl group attached to a surface of the inorganic oxide.

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：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.