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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 11387454 B1

PDFFull Text
Date of Patent:
Jul. 12, 2022

Filed:

Apr. 23, 2019

Secondary battery

Applicant:

Ngk Insulators, Ltd., Nagoya, JP;

Inventors:

Yukihisa Takeuchi, Nagoya, JP;

Iwao Ohwada, Nagoya, JP;

Yukinobu Yura, Nagoya, JP;

Assignee:

NGK Insulators, Ltd., Nagoya, JP;

Attorney:

Burr & Brown, PLLC

Primary Examiner:

Ula C Ruddock

Assistant Examiner:

Armindo Carvalho, Jr

Int. Cl.
CPC ...
H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 4/485 (2010.01); H01M 10/0585 (2010.01); H01M 10/052 (2010.01); H01M 4/505 (2010.01); H01M 4/40 (2006.01); H01M 10/0562 (2010.01); H02J 1/00 (2006.01); H01M 10/617 (2014.01); H02J 7/04 (2006.01); H01M 10/667 (2014.01); H02J 7/34 (2006.01); H01M 10/658 (2014.01); H01M 10/44 (2006.01); H01M 50/20 (2021.01); H01M 10/615 (2014.01); H01M 10/6571 (2014.01); H01M 4/131 (2010.01); H01M 10/058 (2010.01); H01M 10/42 (2006.01); H02J 7/00 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); H01M 4/131 (2013.01); H01M 4/40 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 10/052 (2013.01); H01M 10/058 (2013.01); H01M 10/0525 (2013.01); H01M 10/0562 (2013.01); H01M 10/0585 (2013.01); H01M 10/425 (2013.01); H01M 10/44 (2013.01); H01M 10/615 (2015.04); H01M 10/617 (2015.04); H01M 10/658 (2015.04); H01M 10/6571 (2015.04); H01M 10/667 (2015.04); H01M 50/20 (2021.01); H02J 1/00 (2013.01); H02J 7/007 (2013.01); H02J 7/04 (2013.01); H02J 7/34 (2013.01); H01M 4/02 (2013.01); H01M 2004/021 (2013.01); H01M 2010/4271 (2013.01); H01M 2220/30 (2013.01); H01M 2300/0065 (2013.01);
Abstract

The present invention provides a secondary battery, including a positive electrode plate composed of an inorganic material including a positive electrode active material in an oxide form and having a thickness of 25 μm or more; a negative electrode plate composed of an inorganic material including a negative electrode active material in an oxide form and having a thickness of 25 μm or more; and an inorganic solid electrolyte layer, wherein the secondary battery is chargeable and dischargeable at a temperature of 100° C. or more. The present invention can provide rapid charge/discharge at a high cycle capacity retention and increase the capacity of the secondary battery.

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