Patent ID: 11870055
Assignee: ENEVATE CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. An electrochemical device comprising:
an anode comprising a silicon-dominant electrochemically active material comprising silicon particles;
a coupling reagent; and
a fluorine-containing layer; wherein said layer comprises a metal fluoride compound and wherein said metal fluoride compound comprises LiF, AlF3, CuF2, FeF3, TiF3, FeF2, NiF2, CoF3, CoF2, MnF2, AgCuF3, BiF3, VF3, NbF5, or a combination thereof;
a cathode; and
an electrolyte, wherein said electrolyte comprises fluoroethylene carbonate (FEC), ethyl methyl carbonate (EMC), or a mixture thereof; and
wherein said coupling reagent couples said fluorine-containing layer to said silicon particles.