公开(公告)号：US20220131150A1

公开(公告)日：2022-04-28

申请号：US17458926

申请日：2021-08-27

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE ,  UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Young-Gi LEE ,  Sung You HONG ,  Min Pyeong KIM ,  Dong Ok SHIN ,  Ju Young KIM ,  Juhye SONG ,  Ho Seung LEE

IPC: H01M4/62 ,  H01M4/583 ,  C08L1/28 ,  C08L9/06 ,  C08B11/12 ,  H01M10/0525 ,  H01M4/04

Abstract: Provided is a cellulose derivative composition for a secondary battery binder, a method of preparing a composition for a secondary battery electrode, including the same, and a secondary battery including the same. According to the inventive concept, the cellulose derivative composition for a secondary battery binder may include a compound represented by Formula 1 below.

公开(公告)号：US20230163356A1

公开(公告)日：2023-05-25

申请号：US17947469

申请日：2022-09-19

Applicant: Electronics and Telecommunications Research Institute

Inventor： Young-Gi LEE ,  Jaecheol CHOI ,  Sung You HONG ,  Kwang Man KIM ,  Jeong Woo LEE ,  Min Ho JEON ,  Jimin OH ,  JINWOO LEE

IPC: H01M10/0567 ,  H01M10/0525 ,  H01M10/42

CPC classification number: H01M10/0567 ,  H01M10/0525 ,  H01M10/4235 ,  H01M2300/0037

Abstract: Provided is a lithium battery including a first electrode structure, a second electrode structure spaced apart from the first electrode structure, and an electrolyte between the first electrode structure and the second electrode structure, wherein the electrolyte includes a lithium salt, an organic solvent, and an additive, wherein the additive includes a coordination compound catalyst represented by Formula 1.


TMX.yH2O  [Formula 1]

n Formula 1, TM is a +2-valent transition metal cation, y is an integer of 0 to 6, and X is a −2-valent ligand containing an aromatic ring.

公开(公告)号：US20230120799A1

公开(公告)日：2023-04-20

申请号：US17861472

申请日：2022-07-11

Applicant: Electronics and Telecommunications Research Institute

Inventor： Jimin OH ,  Kwang Man KIM ,  Sung You HONG ,  Nam Kyu PARK ,  Ho Seung LEE ,  Young-Gi LEE

IPC: H01M10/0568 ,  H01M10/0525 ,  H01M10/0569 ,  H01M10/0567 ,  H01M4/04

Abstract: A lithium battery according to the inventive concept includes: a first electrode structure; a second electrode structure separated from the first electrode structure; and an electrolyte between the first electrode structure and the second electrode structure, wherein the electrolyte includes: a lithium salt; an organic solvent; and at least one among a material represented by Formula 1 and a material represented by Formula 2.