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1. Technologies studied
The study focuses on chemical and physicochemical recycling, which refers to several processes. The technologies studied fall into three main categories:
dissolution: these processes use specific solvents to purify the polymers. The polymers remain at the polymer stage;
chemical treatment (solvolysis): these technologies use a solvent (e.g. alcohol) to depolymerize polymers and return them to smaller molecules (monomers, dimers or oligomers);
heat treatment: these high-temperature processes enable us to return to the monomer stage or even the initial components, depending on the composition of the inputs and the technology in question.
A selection of the main chemical and physicochemical recycling technologies for plastic waste currently...
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The Ultimate Scientific and Technical Reference
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Technologies studied
Bibliography
- (1) - STATISTA - Annual production of plastics worldwide from 1950 to 2021. - https://www.statista.com/statistics/282732/global-production-of-plastics-since-1950/
- (2)...
Regulations
(Non-exhaustive list)
Commission Regulation (EU) No 10/2011 of January 14, 2011 on plastic materials and articles intended to come into contact with foodstuffs (OJEU of January 15, 2011).
Directive 2008/98/EC of the European Parliament and of the Council of November 19, 2008 on waste and repealing certain Directives (OJEU L 312 of November 22, 2008).
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The Ultimate Scientific and Technical Reference