The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 06, 2022
Filed:
Jan. 24, 2018
Dai-ichi Kogyo Seiyaku Co., Ltd., Kyoto, JP;
Ayano Sofue, Kyoto, JP;
Yasuteru Saito, Kyoto, JP;
Yosuke Goi, Kyoto, JP;
Yoshiki Ito, Kyoto, JP;
Tetsuya Higashizaki, Kyoto, JP;
Yuji Hoshihara, Kyoto, JP;
Masaaki Matsumoto, Kyoto, JP;
DAI-ICHI KOGYO SEIYAKU CO., LTD., Kyoto, JP;
Abstract
A composition that includes a dispersion stabilizer for an electrode coating liquid for a power storage device is provided. The composition has superior ability to stably disperse an electrode active material and a conductive material, and makes it possible to manufacture a uniform electrode, even when a dispersion device that has weak shear force is used. A dispersant for an electrode coating liquid for a power storage device, the dispersant being characterized by containing cellulose fibers that satisfy (a)-(c). (a) The number average width of the short widths is 2-200 nm. (b) The aspect ratio is 7.5-250. (c) Cellulose I crystals are included and the crystallinity thereof is 70%-95%.