湿法冶金
濕法冶金
습법야금
Hydrometallurgy of China
2015年
5期
385-389
,共5页
石棉尾矿%聚合硫酸铁%制备
石棉尾礦%聚閤硫痠鐵%製備
석면미광%취합류산철%제비
asbestos tailings%PFS%preparation
研究了用石棉尾矿酸浸液净化过程中产生的铁沉淀物制备无机高分子絮凝剂聚合硫酸铁(PFS ) ,考察了硫酸亚铁浓度、硫酸用量、氧化剂用量、反应温度、反应时间、改性剂种类及用量对产品性能的影响 ,确定了适宜的工艺条件.在适宜条件下制得PFS ,其中∑Fe质量分数为13 .46% ,盐基度为16 .42 ,并且稳定性良好.
研究瞭用石棉尾礦痠浸液淨化過程中產生的鐵沉澱物製備無機高分子絮凝劑聚閤硫痠鐵(PFS ) ,攷察瞭硫痠亞鐵濃度、硫痠用量、氧化劑用量、反應溫度、反應時間、改性劑種類及用量對產品性能的影響 ,確定瞭適宜的工藝條件.在適宜條件下製得PFS ,其中∑Fe質量分數為13 .46% ,鹽基度為16 .42 ,併且穩定性良好.
연구료용석면미광산침액정화과정중산생적철침정물제비무궤고분자서응제취합류산철(PFS ) ,고찰료류산아철농도、류산용량、양화제용량、반응온도、반응시간、개성제충류급용량대산품성능적영향 ,학정료괄의적공예조건.재괄의조건하제득PFS ,기중∑Fe질량분수위13 .46% ,염기도위16 .42 ,병차은정성량호.
The inorganic polymer flocculant PFS is prepared using iron precipitate which produced from purification process in asbestos tailings utilization .T he effects of ferrous sulfate concentration ,amount of sulfuric acid ,amount of oxidant ,reaction temperature ,reaction time ,modifier type and amount on the PFS product quality were examined ,and the optimum conditions were determined .Under optimal conditions ,the PFS obtained has good stability ,the content of total iron is 13 .46% ,and the basicity is 16 .42 .
