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; Adsorption isotherm mechanism of amino organic... Langmuir adsorption isotherm and the free energy of adsorption ΔGads indicates that the adsorption of APTT, EDTA, and TU molecules is a spontaneous process and a typical chemisorption. Key words......
J. Cent. South Univ. (2016) 23: 249-257 DOI: 10.1007/s11771-016-3068-2 Adsorption isotherm and inhibition effect of a synthesized di-(m-Formylphenol)-1,2-cyclohexandiimine on corrosion of steel X52... at different temperatures using the adsorption isotherm. The morphology of mild steel surface in the absence and presence of inhibitor was examined by scanning electron microscopy (SEM) images. Key words......
studies show that the experimental data are better correlated by the Freundlich adsorption isotherm (r2>0.995) than the Langmuir (r2>0.825). It is suggested that both adsorption and cation exchange... were investigated through a series of batch adsorption experiments. The results show that the adsorption capacity of sepiolite for Cd increases with the contact time, the initial concentration of Cd......
J. Cent. South Univ. (2016) 23: 1052-1057 DOI: 10.1007/s11771-016-0354-y Tungsten removal from molybdate solutions using chelating ion-exchange resin: Equilibrium adsorption isotherm and kinetics...-Verlag Berlin Heidelberg 2016 Abstract: The equilibrium adsorption isotherm and kinetic of the sorption process for W and Mo on macro chelating resin D403 were investigated on single Na2MoO4 and Na2WO4......
Adsorption of acid and basic dyes by sludge-based activated carbon: Isotherm and kinetic studiesLI Xin(李鑫)1, WANG Guang-zhi(王广智)1, LI Wei-guang(李伟光)1, 2, WANG Ping(王萍)1, SU Cheng-yuan(宿程远)1(1. School...), Harbin 150090, China)Abstract:A batch experiment was conducted to investigate the adsorption of an acid dye (Acid Orange 51) and a basic dye (Safranine) from aqueous solutions by the sludge-based activated......
-order kinetic equation and the Langmuir isotherm equation, so the adsorption process is determined to be chemical adsorption and monolayer adsorption. Key words: lithium ion-sieve; elution; adsorption; adsorption kinetics; adsorption isotherm 锂是国民经济和国防建设中重要的战略资源[1].锂在新型高能电池,航空航天技术,超轻高强度的锂铝合金和核聚变发电等领域有广泛的应用[2-3].自然界的锂资源主要赋存于海水,盐湖卤水,地热水和花岗伟晶岩型矿床中,其中矿石中锂的储量不足总储量的3%.从长远意义看,陆上锂资源将不能满足日益增长的需求,因此,迫切需要开发盐......
is 6.0; the adsorption time is 1.0 h; the initial concentration of uranium ions is 20 mg/L and the adsorption temperature is 25 ℃. The adsorption kinetic models and the adsorption isotherm models of G-PA...; adsorption kinetics; adsorption isotherm 核能作为一种清洁,环保和安全的能源,在世界各国倡导节能减排的大背景下凸显其使用优势[1].铀作为重要的核燃料,在开采和利用过程中会产生大量的含铀废水.这些废水不仅具有放射性,还有很强的化学毒性,若不妥善处理,将会对生态环境和人类健康造成潜在危害.因此,必须加强对含铀废水的处理[2-3].吸附法具有操作简单,铀去除率......
isotherm model is fit to explain the sulfate adsorption onto organo-nano-clay. The maximum adsorption capacity is found to be 38.02 mg/g at 40 °C. The kinetic data fit well the pseudo-second-order...Adsorption of sulfate in aqueous solutions by organo-nano-clay: Adsorption equilibrium and kinetic studiesCHEN Wei(陈卫)1, LIU Hai-cheng(刘海成)1, 2(1. College of Environment, Hohai University, Nanjing......
of porogenic agents and the value of pH have obvious influence on adsorption capacity of the adsorbents. The data of adsorption kinetic and isotherm display that the adsorbents possess excellent equilibrium...Fabrication and adsorption property of novel adsorbent for potential application to wastewater with Fe(III) ionsZHU Wei-xia(朱卫霞), SONG Hang(宋航), JIA Chun-mei(贾春梅), YAO Shun(姚舜) (Department......
三聚氰胺对汞离子的吸附性能周艳梅1,王亚萍1,朱金花1,刘清泉1(1.河南省开封市河南大学 化学化工学院环境与分析科学研究所)摘 要:三聚氰胺中含有三个自由氨基和三个芳香氮原子,对重金属离子具有很大的吸附潜力.为考察该吸附剂对汞离子的吸附性能,实验分别在不同吸附时间,吸附温度,溶液pH值,汞离子浓度条件下测定三聚氰胺对汞离子的吸附容量和吸附率,结果表明三聚氰胺对汞离子具有良好的吸附性能.在30℃温度下,pH 5.0,50 mg三聚氰胺在25 mL 5 430 mg/L氯化汞溶液中对汞离子吸附6 h,测得吸附容量......
