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. 12, 2019
Filed:
May. 22, 2015
Faradion Limited, Sheffield, South Yorkshire, GB;
Sharp Corporation, Osaka, JP;
Jeremy Barker, Chipping Norton, GB;
Emma Kendrick, Oxford, GB;
Chaou Choak Tan, Sheffield, GB;
Joshua Charles Treacher, Oxford, GB;
FARADION LIMITED, Sheffield, GB;
SHARP CORPORATION, Osaka, JP;
Abstract
The present invention is directed to an electrode comprising one or more sodium-containing transition metal silicate compounds of the formula: AMMXOwherein A comprises sodium or a mixture of sodium with lithium and/or potassium Mcomprises one or more transition metals, wherein Mis capable of undergoing oxidation to a higher oxidation state, Mcomprises one or more non transition metals and/or metalloids, X comprises at least 40 mol % silicon, a is >0, b is >0 c is ≥0, d is ≥1, e is ≥2, wherein the values of a, b, c, d, and e are selected to maintain the electroneutrality of the compound; and further wherein the one or more sodium-containing transition metal silicate compounds does not include NaMnSiO.