Disclosed is a process for preparing zinc dithionite comprising reacting zinc metal with sulfur dioxide, wherein the zinc metal used in the reaction is produced by electro-chemical reduction in an undivided electrochemical cell of an aqueous alkaline slurry or solution of zinc oxide or any other zinc compound that reacts with aqueous base to form zinc oxide.
申请公布号
WO03083178(A1)
申请公布日期
2003.10.09
申请号
WO2003IB01118
申请日期
2003.03.25
申请人
CLARIANT INTERNATIONAL LTD;BANDLISH, BALDEV, KUMAR;MARTIN, VINCENT, WISE