申请人:Battelle Memorial Institute
公开号:US20210147347A1
公开(公告)日:2021-05-20
Aqueous electrolytes comprising fluorenone/fluorenol derivatives are disclosed. The electrolyte may be an anolyte for an aqueous redox flow battery. In some embodiments, the compound, or salt thereof, has a structure according to any one of formulas I-III
where Q
1
-Q
4
independently are CH, C(R
1
) or N, wherein 0, 1, or 2 of Q
1
-Q
4
are N; Q
5
-Q
8
independently are CH, C(R
2
), or N, wherein 0, 1, or 2 of Q
5
-Q
8
are N; Y is C═O or C(H)OH; R
1
and R
2
independently are an electron withdrawing group; n is an integer >1; and x and y independently are 0, 1, 2, 3, or 4, where at least one of x and y is not 0.
披露了包括芴酮/芴醇衍生物的水性电解质。 该电解质可以用作水性氧化还原流动电池的阳极液。 在某些实施例中,化合物或其盐具有根据任一I-III式中的结构,其中Q1-Q4独立地为CH、C(R1)或N,其中Q1-Q4中的0、1或2个为N;Q5-Q8独立地为CH、C(R2)或N,其中Q5-Q8中的0、1或2个为N;Y为C═O或C(H)OH;R1和R2独立地为电子受体基团;n为大于1的整数;x和y独立地为0、1、2、3或4,其中x和y中至少一个不为0。