Patent ID: 8852807
Filing Date: 2014-10-07
Classification: H01M,Y02C,Y02E

Abstract:
1. A composition comprising a compound selected from the group consisting of (Li 1−a M″ a ) x M′(PO 4 ) and (Li b−a M″ a ) x M′(PO 4 ), wherein M′ is a first-row transition metal, M″ is one or more dopants selected from a Group IIA, IIIA, IVA, VA, VIA, VIIA, VIIIA, IB, IIB, IIIB, IVB, VB, and VIB metal, 0.0001<a≦0.1, a≦b≦1, and x is greater than zero, wherein (i) the composition has a specific surface area of at least 15 m (ii) the composition crystallizes in an ordered or partially disordered structure of the olivine Li (iii) M″ is an ion selected to be supervalent to the lowest valence state of M′ in the compound; and