Biobased dimethyl isosorbide as an efficient solvent for alkaline hydrolysis of waste polyethylene terephthalate to terephthalic acid
Haitao Yu, Yang Wang, Lan Chen, Chenyang Wei, Tiancheng Mu, Zhimin Xue
Abstract
Biobased DMI showed good ability to rapidly dissolve PET with a solubility of 0.3 g PET g DMI −1 at 170 °C in 10 min and DMI-based solvents were highly effective for alkaline hydrolysis of PET to generate TPA with a yield of 99.6% at 100 °C in 30 min.
Topics & Concepts
Terephthalic acidPolyethylene terephthalateAlkaline hydrolysisHydrolysisYield (engineering)IsosorbideSolventChemistrySolubilityOrganic chemistryPolyesterNuclear chemistryMaterials scienceComposite materialMetallurgyRecycling and Waste Management TechniquesMicroplastics and Plastic Pollutionbiodegradable polymer synthesis and properties