Patent ID: 9722275
Date: 2017-08-01
CPC Classifications: H01M,Y02E,Y02T

Claim:
1. A battery cell, comprising: (a) an anode comprising an active metal or a metal ion storage material; (b) a cathode structure; (c) an ionically conductive protective layer on a surface of the anode and interposed between the anode and the cathode structure, wherein said protective layer is a porous membrane having interconnected pores with a pore volume fraction between 20% and 95% therein and a soggy-sand soft matter phase disposed in said interconnected pores, wherein said soft matter phase consists of 5 to 40% (based on the total volume of the oxide particles and the salt solution) oxide particles dispersed in a non-aqueous alkali, alkaline, or transition metal salt solution; and (d) a separator or electrolyte layer disposed between said conductive protective layer and said cathode structure.