Patent ID: 11894519
Assignee: ENEVATE CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. An energy storage device comprising:
a first electrode and a second electrode, wherein at least one of the first electrode and the second electrode is a Si-based electrode and where the silicon is present as silicon particles;
a separator between the first electrode and the second electrode;
an electrolyte; and
at least one electrolyte additive comprising a compound selected from Formulae (A), (B), and (C):, wherein:
each R1 and R2 is independently selected from the group consisting of, , and absent thereby leaving a negative charge; and

R is a C1-C3 alkyl;, wherein:
each R1 and R2 is independently selected from the group consisting of, , and absent thereby leaving a negative charge; and

R is a C1-C3 alkyl;
and, wherein:
each R1 and R2 is independently selected from the group consisting of, , and absent thereby leaving a negative charge;

R is a C1-C3 alkyl; and
X is selected from the group consisting of an alkylene optionally substituted by, , or a chloroalkyl, a cycloalkylene, and a heteroalkylene with at least one —O—.