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。