Catalytic Depolymerization (Chemical Recycling) of Aliphatic Polyester with Ethanol (IMAGE)
Caption
Solution of (a) before the reaction: poly(ethylene adipate) 500 mg, ethanol 5.0 mL, titanium catalyst (1.0 mol%). (b) Reaction mixture after 150 ºC for 6 h (clear solution). Stirring bar was observed at the bottom (as a white bar). (c) After removal of volatile (ethanol) from the reaction mixture (b) in vacuo. Diethyl adipate and ethylene glycol were collected exclusively through this procedure.
Credit
Kotohiro Nomura
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License
CC BY-NC-ND