BINDER FOR SECONDARY BATTERY, SLURRY COMPRISING SAME, ELECTRODE AND SECONDARY BATTERY

Title:

BINDER FOR SECONDARY BATTERY, SLURRY COMPRISING SAME, ELECTRODE AND SECONDARY BATTERY

Document Type and Number:

WIPO Patent Application WO/2023/182554

Kind Code:

A1

Abstract:

The present invention provides a binder for a secondary battery, a slurry comprising same, an electrode and a secondary battery, the binder comprising a water-soluble polymer and a conductive polymer, wherein the water-soluble polymer comprises a first copolymer, the conductive polymer comprises a second copolymer and a polymer of a conductive monomer, and the second copolymer has a hydrolysis degree of 50% or higher, and has an absorbance peak, appearing at 3250 cm-1 to 3350 cm-1 in an FT-IR spectrum, of 22% or higher.

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Inventors:

HAN JAEHEE (KR)
KIM CHANG BEOM (KR)
KIM KWANGIN (KR)
KWON SE MAN (KR)
KIM SUNG DO (KR)
KIM JEONG A (KR)
LIM JONGHWI (KR)
JEONG KWANG HO (KR)

Application Number:

PCT/KR2022/004734

Publication Date:

September 28, 2023

Filing Date:

April 01, 2022

Export Citation:

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Assignee:

HANSOL CHEMICAL CO LTD (KR)
SK ON CO LTD (KR)

International Classes:

H01M4/62; C08G61/12; C08L23/08; C08L31/04; H01M4/04; H01M4/133

Foreign References:

JP2017004764A	2017-01-05
CN107663428A	2018-02-06
KR20160127050A	2016-11-02
KR20140046850A	2014-04-21
US20100092871A1	2010-04-15

Attorney, Agent or Firm:

PANKOREA PATENT AND LAW FIRM (KR)

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