Publication number: 20200303775
Abstract: A electrolyte additive includes a six-membered ring structure including three nitrogen atoms and three phosphorus (P) atoms, where each P atom includes two substituted groups, and the substituted groups are represented as R1, R2, R3, R4, R5, and R6, at least one substituted group of R1, R2, R3, R4, R5, and R6 is a substituted sulfonic group, and a remaining substituted group is any one selected from fluorine, chlorine, bromine, alkyl, haloalkyl, alkoxy, haloalkoxy, alkeny, haloalkenyl, alkenyloxy, haloalkenyloxy, aryl, haloaryl, aryloxy, haloaryloxy, a substituted phosphate ester group, a substituted imide group, and a substituted sulfonyl imide group.
Type:
Application
Filed:
June 11, 2020
Publication date:
September 24, 2020
Inventors:
Qiang Ma, Yangxing Li, Dejun Qin