What question did this study set out to answer?

This research aims to clarify the relationship between catalyst activity and properties in the depolymerisation of polyethylene terephthalate.

April 17, 2026Open Access

Elucidating activity-property relationships of dual catalysts for poly(ethylene terephthalate) depolymerisation

Key Points

This research aims to clarify the relationship between catalyst activity and properties in the depolymerisation of polyethylene terephthalate.
Evaluated dual catalysts for depolymerising PET
Assessed monomer recovery efficiency
Analyzed physical and chemical properties of catalysts
Proved effective recovery of monomers from PET
Identified optimal catalyst compositions
Showed rapid depolymerisation rates under specific conditions

Abstract

Polyethylene terephthalate (PET) is one of the most prominent single-use plastics. It can be readily circularised via chemical depolymerisation to monomer and subsequent repolymerisation to deliver virgin quality PET from...

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