[EN] PROCESSES FOR PREPARING L-ALKYL-3-ALKYL-PYRIDINIUM BROMIDE AND USES THEREOF AS ADDITIVES IN ELECTROCHEMICAL CELLS<br/>[FR] PROCÉDÉS POUR LA PRÉPARATION DE BROMURE DE 1-ALKYL-3-ALKYLPYRIDINIUM ET SES UTILISATIONS COMME ADDITIF DANS DES CELLULES ÉLECTROCHIMIQUES
申请人:BROMINE COMPOUNDS LTD
公开号:WO2014122641A1
公开(公告)日:2014-08-14
The invention relates to the use of at least one l-alkyl-3- alkyl-pyridinium halide, in particular l-alkyl-3-methyl- pyridinium bromide, as an additive in bromine-generating electrochemical cells, such as zinc/bromine cells. Processes for preparing l-alkyl-3-methyl-pyridinium bromide and concentrated aqueous solutions comprising same for use as additives in the aforementioned cells, are also disclosed.
本发明涉及在产生溴的电化学电池中使用至少一种l-烷基-3-烷基-吡啶盐,特别是l-烷基-3-甲基-溴化吡啶,作为添加剂。还公开了制备l-烷基-3-甲基-溴化吡啶和含有该物质的浓缩水溶液用作上述电池添加剂的方法。