Fig. 7From: Development of an efficient route for combined recycling of PET and cotton from mixed fabrics a 1H NMR spectrum and b 13C NMR spectrum of TPA isolated after alkaline hydrolysis of polycotton in 10% NaOH at 90 °C for 240 min, in the large-scale experiments with 52 mmol BTBAC/kg solution, with the peaks assignedBack to article page