Patent ID: 9406935
Filing Date: 2016-08-02
CPC Classification: C01F,C01G,C01P,H01M,Y02E,Y02T

Claim Text:
1. A metal ion battery comprising a cathode, an anode, and an electrolyte filled between the cathode and the anode, the electrolyte conducting a metal ion(s), wherein the anode contains at least one anode active material selected from the group consisting of NaAl 3.0 (SO 4 ) 2.2 (OH) 5.6 .0.30H 2 O, NaAl 1.1 Fe 1.6 (SO 4 ) 2 (OH) 5.1 .0.12H 2 O, natrojarosite and KFe 3 (SO 4 ) 2 (OH) 6 .