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:
Mar. 23, 2010
Filed:
Mar. 31, 2005
Hizuru Koshina, Palo Alto, CA (US);
Hizuru Koshina, Palo Alto, CA (US);
Panasonic Corporation, Osaka, JP;
Abstract
Negative electrodes and non-aqueous secondary batteries that comprise the negative electrodes are disclosed. The electrode comprises a current collector; and a mixture on the current collector, the mixture comprising a negative electrode active material, a conductive material, and a binder. The active material has the overall composition: AMMO; in which (1) A is Lior LiG, in which G is selected from Na, K, Cs, Be, Mg, Ca, Sr, Ba, and mixtures thereof, in which G and Mare different; (2) 0≦x≦3; 0<y≦3; 0≦q≦1; and 0≦r≦3; and (3) either Mis selected from Sn, Mg, and mixtures thereof, and Mis selected from V, Ti, Nb, Mn, Cr, Sb, Mo, Zr, W, and mixtures thereof; or Mis selected from Y, Co, and mixtures of two or more of Y, Co, Sn, and Mg, and Mis selected from Ti, Nb, Mn, Cr, Sb, Mo, Zr, W, and mixtures thereof.