公开(公告)号：US10930923B2

公开(公告)日：2021-02-23

申请号：US15860932

申请日：2018-01-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ken Ogata ,  Dong-Su Ko ,  Seongho Jeon ,  Koichi Takei ,  Sungsoo Han ,  Junho Lee

IPC: H01M4/13 ,  H01M4/36 ,  H01M4/58 ,  H01M4/48 ,  H01M4/485 ,  H01M4/60 ,  H01M10/052 ,  H01M4/38 ,  H01M4/62 ,  H01M4/134 ,  H01M4/04 ,  H01M4/1395 ,  H01M4/02 ,  G01N27/12

Abstract: A topological quantum framework includes a plurality of one-dimensional nanostructures disposed in different directions and connected to each other, wherein a one-dimensional nanostructure of the plurality of one-dimensional nanostructures includes a first composition including a metal capable of incorporating and deincorporating lithium, and wherein the topological quantum framework is porous.

公开(公告)号：US10516157B2

公开(公告)日：2019-12-24

申请号：US15205068

申请日：2016-07-08

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

Inventor： Ken Ogata ,  Koichi Takei ,  Kanghee Lee ,  Byoungsun Lee ,  Jaemyung Lee ,  Minwoo Lim

IPC: H01M4/36 ,  H01M10/0525 ,  H01M4/62 ,  H01M4/38

Abstract: An electrode active material including a secondary particle, the secondary particle including: a plurality of primary particles including a silicon-containing material; an electrically conductive material; and a chemically cross-linked water-insoluble polymer. Also an electrode, and a secondary battery, both of which include the electrode active material, and a method of preparing the electrode active material.

公开(公告)号：US11616236B2

公开(公告)日：2023-03-28

申请号：US16599343

申请日：2019-10-11

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

Inventor： Koichi Takei ,  Woojin Bae ,  Kanghee Lee ,  Seongho Jeon ,  Heechul Jung ,  Sungsoo Han

IPC: C08F216/06 ,  H01M4/62 ,  H01M4/1393 ,  H01M10/0569 ,  H01M10/0525 ,  C08F220/06 ,  H01M4/36

Abstract: A binder including a metal salt of a graft copolymer, which is a polymerization product of polyvinyl alcohol, an ethylenically unsaturated carboxylic acid, and a polymerizable monomer having a long-chain alkyl group.

公开(公告)号：US10964937B2

公开(公告)日：2021-03-30

申请号：US16137863

申请日：2018-09-21

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

Inventor： Heechul Jung ,  Woojin Bae ,  Guesung Kim ,  Koichi Takei ,  Seongho Jeon ,  Sungsoo Han

IPC: H01M4/36 ,  H01M10/0525 ,  H01M4/137 ,  H01M4/38 ,  H01M4/04 ,  H01M4/583 ,  H01M4/134 ,  H01M4/62 ,  H01M4/139 ,  H01M4/02

Abstract: A negative active material including an active material core; and a polymer layer disposed on a surface of the active material core, wherein the polymer layer includes a third polymer including a cross-linked product of a first polymer and a second polymer, wherein the first polymer is at least one of polyamic acid, polyimide, or a combination thereof, and includes a first functional group; and the second polymer is water-soluble and includes a second functional group, and wherein the first polymer and the second polymer are cross-linked by an ester bond that is formed through at least one reaction starting from the first functional group and the second functional group, and at least one of the first polymer and the second polymer further includes a halogen group.

公开(公告)号：US10862107B2

公开(公告)日：2020-12-08

申请号：US15397910

申请日：2017-01-04

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

Inventor： Ken Ogata ,  Seongho Jeon ,  Koichi Takei ,  Sungsoo Han

IPC: H01M4/36 ,  H01M4/62 ,  H01M10/0525 ,  H01M4/38 ,  H01M4/13 ,  H01M4/587

Abstract: A composite anode active material includes a composite medium, the composite medium including a first medium block including a metal nanostructure capable of intercalation or deintercalation of lithium and a conductive medium disposed on the metal nanostructure; and a second medium block, disposed adjacent to the first medium block and including a medium which is free of the metal nanostructure.

公开(公告)号：US20190044130A1

公开(公告)日：2019-02-07

申请号：US15860932

申请日：2018-01-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ken Ogata ,  Dong-su Ko ,  Seongho Jeon ,  Koichi Takei ,  Sungsoo Han ,  Junho Lee

IPC: H01M4/36 ,  H01M4/58 ,  H01M4/48 ,  H01M4/485 ,  H01M4/60 ,  H01M10/052 ,  H01M4/38 ,  H01M4/62

Abstract: A topological quantum framework includes a plurality of one-dimensional nanostructures disposed in different directions and connected to each other, wherein a one-dimensional nanostructure of the plurality of one-dimensional nanostructures includes a first composition including a metal capable of incorporating and deincorporating lithium, and wherein the topological quantum framework is porous.