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US 10,808,096 B2Granted
Terephthalic acid esters formation
Assignee9449710 Canada Inc.
InventorsAdel Essaddam, Fares Essaddam
Life of this patent
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Abstract
The present disclosure relates to the formation of dimethyl terephthalate (DMT). The present invention also relates to the depolymerization of polyethylene terephthalate (PET) and the recovery of dimethyl terephthalate (DMT).
Claims18
A process for the depolymerization of polyethylene terephthalate (PET) to form a terephthalate;
- the process comprising:
- (i) admixing the polyethylene terephthalate (PET) with a first solvent that is methanol to yield a first mixture;
- (ii) adding a glycoxide to the first mixture;
- (iii) adding a second solvent that is methanol;
- and
- (iv) admixing;
- thereby forming the terephthalate.
4 more elements
Dependencies are inferred from the claim text.