【摘要】 简述铜萃取剂的现状及市场需求 ,介绍了铜萃取剂BK992在德兴铜矿的对比萃取扩大试验以及在云南东川矿务局科研所的实际应用情况。结果表明 :BK992对铜的萃取率 85 5 %～ 98 8% ;反萃取率 5 3 2 %～ 6 4 0 % ;铜的净传递量 2 44～ 3 77g/L ;能克服萃取生产运行中絮凝物的影响 ;没有降解 ,稳定可靠更多还原

【Abstract】 The situation and market of copper extractant is mentioned The comparing extraction operation of BK992 with LIX984 in Jiangxi Dexing Copper Mine and the actual application in Yunnan Dongchuan are reported The extraction and stripping rate of copper are 85 5%～98 8% and 53 2%～64 0% respectively; the copper net transfer is 2 44～3 77g/L; the influence of crud is overcome; no degradation occurred The properties and copper extraction ability of BK992 are the same as LIX984’s更多还原