申请人:Dury Michel
公开号:US20100056823A1
公开(公告)日:2010-03-04
Metallic dihydroxybenzenedisulfonates are prepared, preferably from alkaline metals, from corresponding dihydroxybenzenedisulfonic acids, by reacting the dihydroxybenzenedisulfonic acid present in a sulfuric medium with an adequate amount of a salt including a sulfate or hydrogenosulfate anion.
金属二羟基苯并二
磺酸盐是从相应的二羟基苯并二
磺酸制备而来的,最好从碱
金属中制备,通过将存在于
硫酸介质中的二羟基苯并二
磺酸与含有
硫酸盐或
氢硫酸盐阴离子的盐的适量反应而得到。