학술논문
海藻酸钠多胺微球对有机体系中Cu(Ⅱ)的去除 / Removal of Cu(Ⅱ)from organic system by sodium alginate polyamine microspheres
Document Type
Academic Journal
Author
Source
应用化工 / Applied Chemical Industry. 52(6):1778-1799
Subject
Language
Chinese
ISSN
1671-3206
Abstract
制备一种新型海藻酸钠多胺吸附剂,通过构建三维网状物的形式,将其制备成能吸附Cu(Ⅱ)的水凝胶微球.并探究不同的酸度、盐度、时间、有机物浓度条件下吸附剂对Cu(Ⅱ)的吸附性能.结果表明,在pH =5 时,吸附剂对Cu(Ⅱ)的去除效果最好.较低浓度的磺胺甲恶唑、柠檬酸、腐殖酸会促进吸附剂对铜离子的吸附,pH = 5 时,促进作用最优的磺胺甲恶唑、柠檬酸及腐殖酸浓度分别为 0.5,0.4,0.4 mmol/L,最大吸附量Qe 分别为 0.7708,0.7113,0.6988 mmol/g.