公开(公告)号：US09722281B2

公开(公告)日：2017-08-01

申请号：US14765730

申请日：2014-02-06

Applicant: BROMINE COMPOUNDS LTD.

Inventor： Ben-Zion Magnes ,  Iris Ben David ,  Eli Lancry ,  Mira Bergstein-Freiberg ,  Nirit Zer-Zion

IPC: H01M10/36 ,  H01M8/18 ,  H01M8/20 ,  H01M10/42 ,  C07D207/06 ,  C07D213/20 ,  H01M12/08

CPC classification number: H01M10/365 ,  C07D207/06 ,  C07D213/20 ,  H01M8/188 ,  H01M8/20 ,  H01M10/4235 ,  H01M12/085 ,  H01M2300/0002 ,  Y02E60/128

Abstract: The invention relates to the use of at least one 1-alkyl-3-alkyl-pyridinium halide, in particular 1-alkyl-3-methyl-pyridinium bromide, as an additive in bromine-generating electrochemical cells, such as zinc/bromine cells. Processes for preparing 1-alkyl-3-methyl-pyridinium bromide and concentrated aqueous solutions comprising same for use as additives in the aforementioned cells, are also disclosed.