Thorium ions elimination from its solution utilizing the assembled sulfosuccinic acid/polyvinyl alcohol/polyamide

Chemical disposal via adsorption of radioactive waste is the safest technique for the ecosystem because thorium is a radioactive and harmful environmental material that needs to be disposed of safely. Herein, a unique, highly efficient, and inexpensive sorbent is employed to withdraw thorium ions. A functionalized sulfosuccinic acid on polyvinyl alcohol/polyamide (SSA/PVA/PA) was synthesized via a wet processing technique. The synthesized SSA/PVA/PA was distinguished utilizing XRD, SEM-EDX, FTIR, BET, TGA, and XPS assessment. The data denoted that the SSA/PVA/PA was well made. The thorium removal onto SSA/PVA/PA poly-adsorbent was checked, which authorized that the SSA/PVA/PA exposed excellent adsorption assets for thorium ions in waste solution. The extreme thorium uptake was 142.11 mg/g at pH 3.5, 75 min contacting time, 50 mg SSA/PVA/PA dose, and 100 mg/L primary Th(IV) concentration. The Langmuir and the pseudo-second-order (PSO) modelings may be excellent fits for the sorption experiments. Adsorption of Th(IV) to the SSA/PVA/PA was determined to be exothermic and spontaneous by the thermodynamic investigations. The optimal desorption specifications of thorium ions from Th/SSA/PVA/PA were also acquired. Also, the SSA/PVA/PA was definitely regenerated by 1:50 S:L ratio, 1.25 M Na2CO3, and 0.25 M of sodium malonate for 60 min contacting. The adsorption-desorption testing was supervised to explore the applied pertinence and repetitive utilization of SSA/PVA/PA at six cycles. Based on the outcomes, the SSA/PVA/PA might be employed as a prospective sorbent for eliminating thorium from water. [Display omitted] •A functionalized sulfosuccinic acid on polyvinyl alcohol/polyamide prepared by wet technique.•The prepared adsorbent has a high affinity to capture Th(IV) ions from solutions.•Th(IV) ions uptake capacity on SSA/PVA/PA adsorbent was 142.11 mg/g at pH 3.5.•The adsorption development implies the second-order model and Langmuir isotherm.•The desorption of Th(IV) ions was conducted by 1.25 M Na2CO3, 0.25 M of sodium malonate, 60 min, and 25 °C.