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:
Dec. 28, 2021
Filed:
Jul. 24, 2019
Applicant:
Fujifilm Business Innovation Corp., Tokyo, JP;
Inventors:
Hajime Sugahara, Kanagawa, JP;
Hidekazu Hirose, Kanagawa, JP;
Tomoya Sasaki, Kanagawa, JP;
Kosaku Yoshimura, Kanagawa, JP;
Yasunobu Kashima, Kanagawa, JP;
Assignee:
FUJIFILM Business Innovation Corp., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 50/411 (2021.01); H01M 10/0525 (2010.01); H01M 4/04 (2006.01); H01M 4/133 (2010.01); H01M 10/0562 (2010.01); H01M 4/1391 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 50/411 (2021.01); H01M 4/0402 (2013.01); H01M 4/133 (2013.01); H01M 4/1391 (2013.01); H01M 10/0525 (2013.01); H01M 10/0562 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract
An all-solid-state battery includes a positive electrode active material layer containing a positive electrode active material; a negative electrode active material layer containing a negative electrode active material; and a solid electrolyte layer containing a solid electrolyte and a porous polyimide film which holds the solid electrolyte. The porous polyimide film has a void ratio of 60% or more and 80% or less and a pore diameter of 0.1 μm or more and 10 μm or less.