Title:
SLURRY
Document Type and Number:
Japanese Patent JP2021034256
Kind Code:
A
Abstract:
To provide a slurry which enables the formation of a separator for a secondary battery superior in heat resistance.SOLUTION: A slurry according to the present invention comprises: a fine fiber of 150°C or higher in melting point (decomposition temperature if it has no melting point); a water-soluble cellulose; and water. In the slurry, a content of the fine fiber [x; wt.%] is 0.1-1.0 wt.%, and a content of the water-soluble cellulose [y; wt.%] is over 0 wt.%. The fine fiber content [x; wt.%] and the water-soluble cellulose content [y; wt.%] satisfy the following expression (1): y≤0.62x (1). It is preferred that the fine fiber content [x; wt.%] and the water-soluble cellulose content [y; wt.%] further satisfy the following expression (2): y≥0.133x+0.01 (2).SELECTED DRAWING: None
Inventors:
YAMAMOTO AKITO
SATO HIROKI
SATO HIROKI
Application Number:
JP2019154077A
Publication Date:
March 01, 2021
Filing Date:
August 26, 2019
Export Citation:
Assignee:
DAICEL CORP
International Classes:
H01M50/409; D04H1/425; D04H1/4342; D21H13/26; D21H17/25
Attorney, Agent or Firm:
Goto Patent Office