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Polymer-bixin nanofibers: A promising environmentally friendly material for the removal of dyes from water

机译:聚合物 - 苄醛纳料:有前途的环保材料,用于从水中去除染料

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A new environmentally safe technology for the removal of dyes was evaluated. A new polymeric nanofiber with a natural carotenoid bixin was used as an adsorbent. The material was manufactured by the electrospinning technique. The behavior of bixin nanofiber in the sorption on dye compounds was studied by investigating the deposition time, area, medium pH, ionic strength, adsorption kinetics and adsorption isotherms. Removal greater than 96% and 70% for BG and MB, respectively, was obtained under the following conditions: dye solutions of 20.0 mg kg(-1), pH 6.00, and supporting area of 6.76 cm(-2) of the adsorbent material (80 min of deposition of nanofibers on each face). The kinetics presented the best fit to the pseudo-second order model. Dye recoveries using real water samples from taps and lakes, as well as from aquaculture industry were over 58% and 78% for MB and BG, respectively. Thus, polymeric bixin nanofibers are promising for application as dye remover for water remediation.
机译:评估了用于去除染料的新的环保技术。 使用具有天然类胡萝卜素的新型聚合物纳米纤维作为吸附剂。 该材料由静电纺丝技术制造。 通过研究沉积时间,面积,培养基,离子强度,吸附动力学和吸附等温,研究了苄汀纳米纤维在染料化合物的吸附中。 在下列条件下,分别在BG和Mb的比例下除去大于96%和70%:染料溶液为20.0mg kg(-1),pH6.00,并支撑面积为6.76cm(-2)的吸附材料 (在每张面上80分钟沉积纳米纤维)。 动力学呈现最适合伪二次订单模型。 使用来自水龙头和湖泊的真正水样的染料回收率,以及水产养殖业分别超过58%和78%的MB和BG。 因此,聚合物磷酸丁蛋白纳米纤维是施用作为染料去除剂的染料去除剂。

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