Abstract:
An electrolyte composition (A) containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (I) wherein X1 and X2 are independently from each other selected from N(R1), P(R1), O, and S, Y1 and Y2 are independently from each other selected from (O), (S), (PR2) and (NR2); and electrochemical cells containing electrolyte composition (A).
Abstract:
An electrolyte composition (A) containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (NC)(A1X1)C═C(X2A2)(CN) wherein X1 and X2 are independently from each other selected from N(R′), P(R1), O, and S, and A1 and A2 are selected from H or organic substituents; and electrochemical cells containing electrolyte composition (A).