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:
Sep. 26, 2017
Filed:
Jul. 10, 2013
Faradion Limited, Sheffield, GB;
Jeremy Barker, Chipping Norton, GB;
Richard Heap, Oxford, GB;
FARADION LIMITED, Sheffield, GB;
Abstract
The invention relates to novel materials of the formula: AMMMMMOwherein A is one or more alkali metals comprising sodium and/or potassium either alone or in a mixture with lithium as a minor constituent; Mis nickel in oxidation state +2; Mcomprises a metal in oxidation state +4 selected from one or more of manganese, titanium and zirconium; Mcomprises a metal in oxidation state +2, selected from one or more of magnesium, calcium, copper, zinc and cobalt; Mcomprises a metal in oxidation state +4, selected from one or more of titanium, manganese and zirconium; Mcomprises a metal in oxidation state +3, selected from one or more of aluminum, iron, cobalt, molybdenum, chromium, vanadium, scandium and yttrium; wherein 0≦δ≦0.1 V is in the range 0<V<0.5; W is in the range 0<W≦0.5; X is in the range 0≦X<0.5; Y is in the range 0≦Y<0.5; Z is ≧0; and further wherein V+W+X+Y+Z=1. Such materials are useful, for example, as electrode materials in sodium ion battery applications.