日期:2012-04-17 09:58
．25 mol／L Fe(BF4)2，0．5 mol／L H3B03．30g／L NaBF4and 0．5g／L saccharine．The effects of ferrous ion concentration，cathode rotating rate，temperature，pH and current density on the iron content of alloy foil and cathodic current emciency were discussed．The optimal process conditions were determined as follows：Fe2+0．1 5 mol／L。temperature 45．55℃。pH 2．5―3．0，current density1 8．25 A／dm2and cathode rotating rate 600．900 r／min．The electrodeposited alloy foils feature brightness，c