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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.:

US 11824203 B1

PDFFull Text
Date of Patent:
Nov. 21, 2023

Filed:

Nov. 13, 2018

Non-aqueous lithium-type electricity storage element

Applicant:

Asahi Kasei Kabushiki Kaisha, Tokyo, JP;

Inventors:

Yuima Kimura, Tokyo, JP;

Kazuteru Umetsu, Tokyo, JP;

Yuichiro Hirakawa, Tokyo, JP;

Hitoshi Morita, Tokyo, JP;

Nobuhiro Okada, Tokyo, JP;

Assignee:

Asahi Kasei Kabushiki Kaisha, Tokyo, JP;

Attorney:

Morgan, Lewis & Bockius LLP

Primary Examiner:

Ula C Ruddock

Assistant Examiner:

Armindo Carvalho, Jr

Int. Cl.
CPC ...
H01M 4/66 (2006.01); H01M 4/131 (2010.01); H01M 4/36 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 10/0567 (2010.01); H01M 50/46 (2021.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/663 (2013.01); H01M 4/131 (2013.01); H01M 4/366 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/661 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 50/46 (2021.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2220/20 (2013.01);
Abstract

Provided is a non-aqueous lithium-type electricity storage element which includes a positive electrode current collector having a positive electrode active material layer disposed thereon, wherein, in a solid-stateLi-NMR spectrum of the positive electrode active material layer, a signal area ratio a/b, which is the ratio of a signal area ratio of component A having a signal at least at −2 to 2.5 ppm to a signal area of component B having a signal at −6 to −2.5 ppm is 1.5 to 20.0.

Find Patent Forward Citations

Kimura, Yuima. (2023). Non-aqueous lithium-type electricity storage element (U.S. Patent No. 11824203). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11824203

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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