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:
Jun. 17, 2025
Filed:
Jun. 26, 2020
Applicant:
Teijin Limited, Osaka, JP;
Inventors:
Assignee:
TEIJIN LIMITED, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01);
Abstract
The present invention provides an active material layer for an all-solid-state lithium secondary battery including at least an active material, a conductive aid, and a solid electrolyte, in which the active material layer has a gap, a ratio of the conductive aid in the active material layer is 0.1% by mass or more and less than 5.0% by mass, the conductive aid contains fibrous carbon having an average fiber diameter of 10 to 900 nm, and a ratio of the fibrous carbon in the conductive aid is 20% by mass or more.