Patent ID: 9502737
Filing Date: 2016-11-22
CPC Classification: H01M,H02J,Y02E

Claim Text:
1. An energy storage device comprising at least one electrochemical cell, said at least one electrochemical cell comprising: (a) a negative current collector; (b) a negative electrode in electrical communication with said negative current collector, wherein said negative electrode comprises an alkali or alkaline earth metal, and wherein said negative electrode is in a liquid state at an operating temperature of at least about 100° C.; (c) an electrolyte in electrical communication with said negative electrode, wherein upon discharge said electrolyte provides charged species of said alkali or alkaline earth metal, and wherein said electrolyte is in a liquid state at said operating temperature; (d) a positive electrode in electrical communication with said electrolyte, wherein said positive electrode comprises one or more Group 12 elements, and wherein said positive electrode is in a liquid state at said operating temperature; and (e) a positive current collector in electrical communication with said positive electrode; wherein said energy storage device has an open circuit voltage greater than about 1 Volt (V) after at least about 100 charge/discharge cycles.