2009•Chemistry LettersRequires access

Depolymerization of Poly(ethylene terephthalate) to Terephthalic Acid and Ethylene Glycol in High-temperature Liquid Water

Osamu Sato, Eiichi Mine, Mitsumasa Osada, Norihito Hiyoshi, Aritomo Yamaguchi, Kyoko K. Bando, Yoshio Masuda, Masayuki Shirai

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Abstract

Abstract Poly(ethylene terephthalate) (PET) was depolymerized to ethylene glycol and terephthalic acid in high-temperature liquid water at temperature higher than 493 K and the depolymerization of PET was enhanced by the addition of terephthalic acid in the reaction system.

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Key concepts: Terephthalic acid, Depolymerization, Chemistry, Ethylene glycol, Ethylene, Poly ethylene, Polymer chemistry, Organic chemistry