Patent ID: 6720113
Filing Date: 2004-04-13
Classification: H01M,Y02E,Y02P

Abstract:
A solid electrolyte cell comprising:a cathode containing a compound represented by the general formula LixFe1-yMyPO4 where 0.05&lE;x&lE;1.2, 0&lE;y&lE;0.8, and M is at least one selected from the group consisting of Mn, Cr, Co, Cu, Ni, V, Mo, Ti, Zn, Al, Ga, Mg, B and Nb; an anode; and a solid electrolyte; wherein an electrode unit comprised of said cathode and the anode are layered together with interposition of said solid electrolyte is encapsulated with a laminate film; and wherein said cathode contains, as a cathode active material having a discharge potential nobler than that of the compound represented by the general formula LixFe1-yMyPO4, at least one of a compound represented by the general formula LixCo1-yMyO2, where 0xNi1-yMyO2, where 0xMn2-yMyO4, where 0