QuantumScape Corporation
BOROHYDRIDE-SULFIDE INTERFACIAL LAYER IN ALL SOLID-STATE BATTERY

Abstract:

Set forth herein are A(LiBH.sub.4)(1-A)(P.sub.2S.sub.5) wherein 0.05<A.ltoreq.0.95 compositions that are suitable for use as solid state bonding layer in lithium electrochemical devices. Also set forth herein are novel and inventive methods of making the A(LiBH.sub.4)(1-A) (P.sub.2S.sub.5) compositions while utilizing scalable and commercial methods. Similarly, disclosed herein are novel electrochemical devices which incorporate these and other composite A(LiBH.sub.4)(1-A)(P.sub.2S.sub.5) compositions or materials.