TWO-ELECTRON REDOX ACTIVE MOLECULES WITH HIGH CAPACITY AND ENERGY DENSITY FOR ENERGY STORAGE APPLICATIONS
申请人:UChicago Argonne, LLC
公开号:US20170062842A1
公开(公告)日:2017-03-02
A non-aqueous redox flow battery includes a catholyte including a compound of formula (I):
wherein E
1
and E
2
are independently O, S, S═O, S(═O)
2
, Se, NR
11
, or PR
11
; The compounds of the present technology are capable of undergoing a reversible two-electron transfer process, thus leading to high efficiency of molecular design and an increase in the overall energy density.
Two-electron redox active molecules with high capacity and energy density for energy storage applications
申请人:UChicago Argonne, LLC
公开号:US10840531B2
公开(公告)日:2020-11-17
A non-aqueous redox flow battery includes a catholyte including a compound of formula (I):
wherein E1 and E2 are independently O, S, S═O, S(═O)2, Se, NR11, or PR11; The compounds of the present technology are capable of undergoing a reversible two-electron transfer process, thus leading to high efficiency of molecular design and an increase in the overall energy density.
A rechargeable metal ion cell comprising: an anode comprising at least one metal; a charge-carrying electrolyte comprising a charge carrying medium and at least one metal salt; and an organic polymer cathode, wherein such cathode comprises at least one N-substituted polyphenothiazine polymer [polymer (P)], such polymer (P) comprising at least one N-substituted phenothiazine recurring unit of formula:
wherein R′ is an electron-withdrawing group comprising at least one heteroatom selected from the group consisting of O, S, P, and N.