Patent ID: 11961967
Assignee: ENEVATE CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 1:
2. An energy storage device comprising:
a first electrode;
a second electrode;
a separator between the first electrode and the second electrode; and
an electrolyte system comprising:
a phosphorus based compound;
a linear carbonate;
a cyclic carbonate: and
a Li-containing salt;

wherein at least one of the first electrode and the second electrode is a Si-base electrode; and
wherein the phosphorus based compound is selected from the group consisting of tris(2,2,2-trifluoroethoxy)-trimethylsilylimino-λ5-phosphane; N-[tris(2,2,2-trifluoroethoxy)-λ5-phosphanylidene]methanesulfonamide (378795-41-6); Thiotepa; Tri (2-methyl-1-aziridinyl)phosphine sulfide; tris(2,2-dimethylaziridin-1-yl)-sulfanylidene-λ5-phosphane; N-[bis(aziridin-1-yl)phosphinothioyl]-N-prop-2-enylprop-2-en-1-amine; N-[aziridin-1-yl-(2-methylaziridin-1-yl)phosphinothioyl]-N-prop-2-enylprop-2-en-1-amine; N-bis(2-methylaziridin-1-yl)phosphinothioyl-N-prop-2-enylprop-2-en-1-amine; 3-[bis(2-cyanoethyl)phosphinothioyl]propanenitrile; Pentakis(2,2,2-trifluoroethoxy)-λ5-phosphane; Pentakis(2,2,3,3-tetrafluoropropoxy)phosphorane; and Pentakis-(2,2,3,3,4,4,5,5-octafluoro-pentyloxy)-λ5-phosphane, or a combination thereof.