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Title:
ORGANIC ANTI-SHRINKAGE AGENT FOR LEAD-ACID BATTERIES
Document Type and Number:
WIPO Patent Application WO/2023/095511
Kind Code:
A1
Abstract:
An organic anti-shrinkage agent for a lead-acid battery, containing sulfomethylated kraft lignin, wherein the organic S content included in the sulfomethylated kraft lignin is more than 3.8 mass%, and 5.1 mass% or less.

Inventors:
SHINDO HIROKI (JP)
NISHIMORI YOSHITO (JP)
AIMI HIKARU (JP)
KAWAMURA MASANOBU (JP)
Application Number:
PCT/JP2022/039606
Publication Date:
June 01, 2023
Filing Date:
October 25, 2022
Export Citation:
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Assignee:
JUJO PAPER CO LTD (JP)
International Classes:
H01M4/62
Domestic Patent References:
WO2020013112A12020-01-16
WO2002039519A12002-05-16
WO2006038863A12006-04-13
WO2006031175A12006-03-23
WO2012005677A12012-01-12
Foreign References:
JP2015225719A2015-12-14
JPS62145655A1987-06-29
JP2006196191A2006-07-27
JP2007165273A2007-06-28
JP2000336589A2000-12-05
US2680113A1954-06-01
Attorney, Agent or Firm:
FUJIMOTO Yoshihiro (JP)
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