Depolymerization within a Circular Plastics System

RA Clark, MP Shaver - Chemical Reviews, 2024 - ACS Publications
The societal importance of plastics contrasts with the carelessness with which they are
disposed. Their superlative properties lead to economic and environmental efficiency, but …

Recyclable and (Bio) degradable polyesters in a circular plastics economy

C Shi, EC Quinn, WT Diment, EYX Chen - Chemical Reviews, 2024 - ACS Publications
Polyesters carrying polar main-chain ester linkages exhibit distinct material properties for
diverse applications and thus play an important role in today's plastics economy. It is …

Chemical Recycling of Commercial Poly(l-lactic acid) to l-Lactide Using a High-Performance Sn(II)/Alcohol Catalyst System

TM McGuire, A Buchard, C Williams - Journal of the American …, 2023 - ACS Publications
Poly (l-lactic acid)(PLLA) is a leading commercial polymer produced from biomass, showing
useful properties for plastics and fiber applications; after use, it is compostable. One area for …

Closed-loop recyclable polymers: from monomer and polymer design to the polymerization–depolymerization cycle

S Yang, S Du, J Zhu, S Ma - Chemical Society Reviews, 2024 - pubs.rsc.org
The extensive utilization of plastic, as a symbol of modern technological society, has
consumed enormous amounts of finite and non-renewable fossil resources and produced …

Unraveling the Mechanism of Catalyzed Melt-Phase Polyester Depolymerization via Studies of Kinetics and Model Reactions

WT Diment, RR Gowda, EYX Chen - Journal of the American …, 2024 - ACS Publications
Developing a mechanistic understanding of catalyzed melt-phase depolymerization
processes is of utmost importance to the rapidly expanding field of circular polymers with a …

Ring-opening polymerization of lactones to prepare closed-loop recyclable polyesters

Z Li, Y Shen, Z Li - Macromolecules, 2024 - ACS Publications
The large production and indiscriminate disposal of plastics have resulted in serious
resource and global environmental crises, which has raised a demand to develop a more …

Unlocking Circularity Through the Chemical Recycling and Upcycling of Lignin-Derivable Polymethacrylates

T Christoff-Tempesta, RM O'Dea, TH Epps III - Macromolecules, 2023 - ACS Publications
The synthesis of polymers from lignin-derivable compounds can replace petrochemical
building blocks with a renewable feedstock. However, the end-of-life management of …

Design of depolymerizable polymers toward a circular economy

JF Highmoore, LS Kariyawasam, SR Trenor… - Green Chemistry, 2024 - pubs.rsc.org
Transition from the traditional linear economy to a circular economy is the key to reducing
the amount of plastic that ends up in the environment and recovering value from the waste …

Fully recyclable and tough thermoplastic elastomers from simple bio-sourced δ-valerolactones

K Ma, HY An, J Nam, LT Reilly, YL Zhang… - Nature …, 2024 - nature.com
While a large number of chemically recyclable thermoplastics have been developed in
recent years, technologically important thermoplastic elastomers (TPEs) that are not only bio …

Terpenoid-based high-performance polyester with tacticity-independent crystallinity and chemical circularity

Z Hu, SN Bernsten, C Shi, A Sangroniz, EYX Chen… - Chem, 2024 - cell.com
The development of chemically circular, bio-based polymers is an urgently needed solution
to combat the plastic waste crisis. However, the most prominent, commercially implemented …