Figure 7

(a) adsorption capacity of motor oil and castor oil by aminated modified PVC in (PVC/LLDPE)ZnO depending on the nature of the aminating reagent, (b) the proposed intermolecular H-bonds formation between Castro oil and NH₂ groups in (PVC/LLDPE)ZnO-EDA samples and (c) the efficiency of motor oil removal by (PVC/LLDPE)ZnO-DMA.