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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 9806342 B1

PDFFull Text
Date of Patent:
Oct. 31, 2017

Filed:

May. 13, 2010

Negative electrode active material of lithium secondary battery, negative electrode of lithium secondary battery, lithium secondary battery for vehicle installation using the negative electrode active material and negative electrode, and method for manufacturing the negative electrode active material

Applicants:

Taisa Ikeda, Kitakyushu, JP;

Kazuki Tagawa, Kitakyushu, JP;

Yoichi Kawano, Kitakyushu, JP;

Inventors:

Taisa Ikeda, Kitakyushu, JP;

Kazuki Tagawa, Kitakyushu, JP;

Yoichi Kawano, Kitakyushu, JP;

Assignee:

NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD., Tokyo, JP;

Attorney:

Oliff PLC

Primary Examiner:

Osei Amponsah

Int. Cl.
CPC ...
H01M 4/583 (2010.01); H01M 4/62 (2006.01); H01M 4/587 (2010.01); H01M 4/133 (2010.01); H01M 4/1393 (2010.01); H01M 4/36 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/587 (2013.01); H01M 4/133 (2013.01); H01M 4/1393 (2013.01); H01M 4/364 (2013.01); H01M 4/622 (2013.01); H01M 4/623 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01); H01M 2220/20 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11); Y02T 10/7011 (2013.01);
Abstract

A negative electrode active material of lithium secondary battery includes: at least one of a petroleum-derived green coke and a coal-derived green coke; and at least one of a petroleum-derived calcined coke and a coal-derived calcined coke within a mass ratio range of 90:10 to 10:90 which are fired.

Find Patent Forward Citations

Ikeda, Taisa. (2017). Negative electrode active material of lithium secondary battery, negative electrode of lithium secondary battery, lithium secondary battery for vehicle installation using the negative electrode active material and negative electrode, and method for manufacturing the negative electrode active material (U.S. Patent No. 9806342). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9806342

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

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