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:
Feb. 14, 2017
Filed:
Oct. 12, 2012
Ut-battelle, Llc, Oak Ridge, TN (US);
Nancy J. Dudney, Knoxville, TN (US);
Chengdu Liang, Knoxville, TN (US);
Jagjit Nanda, Knoxville, TN (US);
Gabriel M. Veith, Knoxville, TN (US);
Yoongu Kim, Highlands Ranch, CO (US);
Surendra Kumar Martha, Knoxville, TN (US);
UT-BATTELLE, LLC, Oak Ridge, TN (US);
Abstract
A lithium ion battery includes an anode and a cathode. The cathode includes a lithium, manganese, nickel, and oxygen containing compound. An electrolyte is disposed between the anode and the cathode. A protective layer is deposited between the cathode and the electrolyte. The protective layer includes pure lithium phosphorus oxynitride and variations that include metal dopants such as Fe, Ti, Ni, V, Cr, Cu, and Co. A method for making a cathode and a method for operating a battery are also disclosed.