甲基丙烯酸缩水甘油酯
吸附
材料科学
己二胺
复合数
傅里叶变换红外光谱
放热反应
聚合
化学工程
沸石
高分子化学
甲基丙烯酸酯
复合材料
聚合物
有机化学
化学
催化作用
聚酰胺
工程类
摘要
Poly(glycidyl methacrylate)/zeolite (PGMA/Z) composite was prepared by free radical polymerization and it was further modified to contain amino groups on its surface, by reacting to hexamethylenediamine. FTIR, TG, and SEM analyses were performed and investigated its potential as an adsorbent for removal of anionic dyes; namely, Reactive Red 120 (RR120) and Reactive Blue 4 (RB4). The effect of operational parameters was investigated. Maximum RR120 and RB4 adsorption capacities of composite were calculated as 136.5 and 189.8 mg g−1, respectively. Isotherm, kinetic, and thermodynamic studies were also performed. It was found that the adsorption process might be heterogeneous by nature, and adsorption kinetics of reactive dyes followed the pseudo-second order. The thermodynamic calculations showed that adsorption process was spontaneous and exothermic. POLYM. COMPOS., 37:2313–2322, 2016. © 2015 Society of Plastics Engineers
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