用钛白副产硫酸亚铁制氧化铁黄颜料

PREPARATION OF IRON OXIDE PIGMENT FROM FERROUS SULFATE-BY-PRODUCT OF TiO_2,PRODUCTION

用硫酸法钛白副产硫酸亚铁(FeSO_4·7H_2O),制成符合国标的氧化铁颜料,不仅降低了生产成本,而且为钛白副产硫酸亚铁的应用开辟新途径。介绍了该方法的生产工艺。讨论了影响颜料性能的诸因素。

A process of production of iron oxide pigment, which is in accordance with national standard,from ferrous sulfate (FeSO_4·7H_2O),a by-prod-uct of TiO_2 production can decrease the pro-duction cost and develop new application fieldsfor ferrous sulfate.The production technologywas given and factors affecting pigment proper-ties were discussed.