Polyethylene glycol peg 600

N-isopropylacrylamide (NIPAAm) (97%) was purchased from Sigma (Taufkirchen, Germany). Tetramethylethylenediamine (TEMED), ammonium persulfate (APS), N,N′-methylenebisacrylamide (MBA), 1,3,5-benzenetricarbonyltrichloride (TMC, 98%), n-hexane, p-phenylenediamine (PPD, 99%), triethylamine (TEA, 99.5%), polyethylene glycol (PEG-600), benzophenone, sodium chloride (NaCl,) propanol, and ethanol were obtained from Merck (Steinheim am Albuch, Germany).

Polysulfone (PSF) polymer was kindly supplied by BASF (Berlin, Germany). N-methyl-pyrrolidone (NMP) was obtained from Oxford Lab Chem (Palghar, Maharashtra, India). Polyethylene glycol (PEG) 600was purchased from Merck (Darmstadt, Germany). Trimesoyl chloride (TMC, purity 98%) monomer was purchased from Merck (Kenilworth, New Jersey, USA), and m-phenylenediamine (MPD, purity 99%) monomers were purchased from Sigma-Aldrich. Trimethylamine (TEA, purity 99%) and hexane (C₆H_14, purity 99%) were supplied by Oxford Lab Chem (Palghar, Maharashtra, India). Sodium dodecyl sulfate (SDS) was obtained from Sigma Aldrich (Kenilworth, New Jersey, USA). All salts (NaCl, MgCl₂, Na₂SO4_, and MgSO₄) were purchased from Oxford Lab Chem (Palghar, Maharashtra, India). Deionized water (Milli-Q) with a resistivity of 18.2 MΩ cm was used in all of the experiments (Millipore, Temecula California, USA).

Titanium dioxide Aeroxide® P25 (TiO₂-P25) was purchased from Evonik, Brazil. Nitric acid (65%), ethanol and 2-propanol were supplied by Sigma-Aldrich (St. Louis, MO, USA) and Polyethylene glycol PEG-600 (MW: 560–640) by Merck (Darmstadt, Germany). MB was purchased from Cinética (Rio de Janeiro, Brazil). Aqueous solutions containing 10 ppm of MB was prepared with distilled water and used as model of wastewater in the photocatalytic experiments.