[HTML][HTML] Hazardous state lifetimes of biodegradable plastics in natural environments

J Colwell, S Pratt, P Lant, B Laycock - Science of the Total Environment, 2023 - Elsevier
Plastic pollution is a critical problem that has the potential for long-lasting impact. While all
plastics eventually break down to at least some degree, they can remain in different …

Energy transfer in polymers submitted to ionizing radiation: A review

M Ferry, Y Ngono - Radiation Physics and Chemistry, 2021 - Elsevier
As a result of the energy deposition of ionizing radiation in organic polymers and in organic
compounds in general, excited and ionized species are formed. The latter can readily react …

Benzaldehyde-mediated selective aerobic polyethylene functionalisation with isolated backbone ketones

JYQ Teo, CWS Yeung, TTY Tan, WW Loh, XJ Loh… - Green …, 2022 - pubs.rsc.org
Post-synthetic functionalisation of commodity polymers such as polyethylene (PE) is an
increasingly important strategy for giving waste plastics new 'lease-of-lives' as functional …

Probing the Kinetic Origin of Varying Oxidative Stability of Ethyl‐vs. Propyl‐spaced Amines for Direct Air Capture

S Li, MR Cerón, HV Eshelman, AJ Varni… - …, 2023 - Wiley Online Library
Amine‐based adsorbents are promising for direct air capture of CO2, yet oxidative
degradation remains a key unmitigated risk hindering wide‐scale deployment. Borrowing …

Elucidating the role of alkoxy radicals in polyethylene radio-oxidation kinetics

Y Ahn, G Roma, X Colin - Macromolecules, 2022 - ACS Publications
Polyethylene is a widely used polymer and a prototypical polyolefin. Understanding
degradation mechanisms at the atomic scale leading to oxidation under the effect of …

Quantum mechanical investigation of the oxidative cleavage of the C–C backbone bonds in polyethylene model molecules

Q Jiang, Z Li, Z Cui, R Wei, K Nie, H Xu, L Liu - Polymers, 2021 - mdpi.com
Recalcitrant plastic waste has caused serious global ecological problems. There is an
urgent need to develop environmentally friendly and efficient methods for degrading the …

Reactions of a prototypical phenolic antioxidant with radicals in polyethylene: insights from density functional theory

Y Ahn, G Roma, X Colin - The Journal of Physical Chemistry B, 2024 - ACS Publications
Phenolic antioxidants are widely used to prevent oxidation, which is the main degradation
process for many polymers, in particular polyolefins among which polyethylene is the most …

Synthesis of two TiO2-based prodegradant additives and their efficiency in inducing the accelerated photo-oxidation of low-density polyethylene

RA Ortiz, RY Macías, KG Alfaro, VJC Delgado… - Polymer Degradation …, 2024 - Elsevier
In this study, two prodegradant additives derived from TiO 2 nanoparticles were synthesized
and comprehensively characterized through a range of analytic techniques, such as X-ray …

Preparation of oxidized polyethylene wax from polyethylene wax by SCCO2-assisted foam method: structural characteristics, reaction mechanism and properties

WH Qiao, P Gao, SK Qian, ZY Hu, S Ji, JY Yan… - Journal of Polymer …, 2024 - Springer
Polyethylene wax (PEW) serves as a versatile material modifier, and the newly acquired
polarity functions after functionalization are of great interest. Furthermore, exploring methods …

Radio-Oxidation Ageing of XLPE Containing Different Additives and Filler: Principal Component Analyses of Gases Emission and Consumption

L Hippolyte, S Amat, N Dupuy, M Ferry - Polymers, 2022 - mdpi.com
In the context of lifetime extension of Nuclear Power Plants (NPPs), electric cable ageing
has to be checked to evaluate their performance during normal operation. These electric …