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:
Jan. 12, 2021
Filed:
Dec. 11, 2017
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Yuki Morikawa, Hyogo, JP;
Yasunori Baba, Hyogo, JP;
Takashi Ko, Hyogo, JP;
Fumiharu Niina, Hyogo, JP;
Katsunori Yanagida, Hyogo, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/525 (2010.01); H01M 4/587 (2010.01); H01M 10/0525 (2010.01); H01M 4/505 (2010.01); H01M 10/0567 (2010.01); H01M 4/62 (2006.01); H01M 4/485 (2010.01); H01M 4/13 (2010.01); H01M 10/052 (2010.01); H01M 4/36 (2006.01);
U.S. Cl.
CPC ...
H01M 4/131 (2013.01); H01M 4/13 (2013.01); H01M 4/133 (2013.01); H01M 4/36 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); H01M 4/62 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); Y02E 60/10 (2013.01); Y02T 10/70 (2013.01);
Abstract
A non-aqueous electrolyte secondary battery which uses a lithium titanium composite oxide as a negative electrode active material is configured to use a first positive electrode active material that is a Co-containing lithium transition metal oxide and has a volume per mass of 8 mm/g or more with respect to pores having a pore diameter of 100 nm or less and a second positive electrode active material that has a volume per mass of 5 mm/g or less with respect to pores having a pore diameter of 100 nm or less.