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:
Apr. 16, 2024
Filed:
May. 16, 2019
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Shuhei Sakamoto, Musashino, JP;
Yoko Ono, Musashino, JP;
Masahiko Hayashi, Musashino, JP;
Takeshi Komatsu, Musashino, JP;
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo, JP;
Abstract
Provided is a lithium secondary battery having a higher capacity and a longer life. The lithium secondary battery includes: a positive electrode including a material capable of intercalation and deintercalation of a lithium ion; a lithium ion-conductive electrolyte including a salen-based metal complex; and a negative electrode including a material capable of occlusion and release of a lithium metal or a lithium ion. The salen-based metal complex is selected from (R,R)-(−)-N,N′-bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminotitanium chloride (TiSl), VSl, CrSl, MnSl, FeSl, CoSl, and RuSl.