Recovery of ethylene glycol and dimethyl terephthalate_from...

C - Chemistry – Metallurgy – 07 – C

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C07C 29/88 (2006.01) C07C 31/20 (2006.01) C07C 67/60 (2006.01) C07C 69/82 (2006.01)

Patent

CA 2052038

A method of recovering ethylene glycol and dimethyl terephthalate from scrap polyethylene terephthalate resins by dissolving the scrap in oligomers of the same monomers and passing methanol through the solution.

Méthode pour récupérer de l'éthylèneglycol et du téréphtalate de diméthyle à partir de déchets de résines de poly(téréphtalate d'éthylène), par dissolution des déchets dans des oligomères du même monomère et en faisant passer du méthanol à travers la solution.

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