Patent ID: 11923539
Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. An electrode comprising:
an active layer of lithium metal or a lithium metal alloy; and
a coating layer on a surface of the active layer in contact with the lithium metal or lithium metal alloy;
wherein the coating layer is at least one material having a lithium ion conductivity of at least 10−5 S/cm selected from formula (V), formula (VI), formula (VII) and formula (VIII):

Li8Sb2S   (V)

Li8−2mSb2−mAmS   (VI)

Li8−nSb2−nS1+n   (VII)

Li8−kSb2S1−kHk   (VIII)

wherein A is at least one anion aliovalently substituted for Sb in sites of the crystal lattice selected from the group of anions consisting of F−, Cl− and Br−,
H is at least one anion aliovalently substituted for S in sites of the crystal lattice selected from the group of anions consisting of F−, Cl− and Br−,
m is a number from greater than 0 to 0.5,
n is a number from greater than 0 to 0.5,
k is a number from greater than 0 to 0.5, and
the materials of formulae (V) to (VIII) have a crystal structure of space group C2/c.