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 …

Review on disposal, recycling and management of waste polyurethane foams: a way ahead

J Banik, D Chakraborty, M Rizwan… - Waste Management …, 2023 - journals.sagepub.com
With the burning issue of air, land and water pollution, the premonition of looking forward
towards a future devoid of any kind of oil and gas reserves has caused a paradigm shift …

Chemical recycling of flexible polyurethane foams by aminolysis to recover high-quality polyols

M Grdadolnik, B Zdovc, A Drinčić… - ACS sustainable …, 2023 - ACS Publications
Polyurethane foams (PUFs) are widely used commodity materials, but most of them end up
in landfills at the end of their life, which is not in line with the circular economy approach …

Closed-Loop Recycling of Polyols from Thermoset Polyurethanes by tert-Amyl Alcohol-Mediated Depolymerization of Flexible Foams

MB Johansen, BS Donslund, E Larsen… - ACS Sustainable …, 2023 - ACS Publications
The production of thermoset materials makes up 12% of global plastic production. With
increasing demands for plastics and with emphasis on the legacy burden of thermoset …

Insight into chemical recycling of flexible polyurethane foams by acidolysis

M Grdadolnik, A Drinčić, A Oreški… - ACS sustainable …, 2022 - ACS Publications
Acidolysis is emerging as a promising method for recycling polyurethane foam (PUF) waste.
Here, we present highly efficient acidolysis of PUFs with adipic acid (AA) by heating the …

High-performance castor oil-based polyurethane thermosets: Facile synthesis and properties

Y Su, S Ma, B Wang, X Xu, H Feng, K Hu… - Reactive and Functional …, 2023 - Elsevier
With the growing concern on the shortage of fossil resources and the environmental
problems associated with their use, vegetable oils as renewable resources are important …

International quantification of microplastics in indoor dust: prevalence, exposure and risk assessment

NS Soltani, MP Taylor, SP Wilson - Environmental Pollution, 2022 - Elsevier
This international scale study measured the prevalence of indoor microplastics (MPs) in
deposited dust in 108 homes from 29 countries over a 1-month period. Dust borne MPs …

Upgrading polyurethanes into functional ureas through the asymmetric chemical deconstruction of carbamates

I Olazabal, A González, S Vallejos, I Rivilla… - ACS Sustainable …, 2022 - ACS Publications
The importance of systematic and efficient recycling of all forms of plastic is no longer a
matter for debate. Constituting the sixth most produced polymer family worldwide …

tert-Amyl Alcohol-Mediated Deconstruction of Polyurethane for Polyol and Aniline Recovery

MB Johansen, BS Donslund… - ACS Sustainable …, 2022 - ACS Publications
Polyurethane (PU) is a highly engineered and cross-linked polymer found in a plethora of
materials such as mattresses, shoes, windmills, and insulation of refrigerating appliances …

Chemical recycling of waste polyurethane foams: Efficient acidolysis under the catalysis of zinc acetate

H He, H Su, H Yu, K Du, F Yang, Y Zhu… - ACS Sustainable …, 2023 - ACS Publications
Acidolysis is an efficient chemical degradation method that could completely depolymerize
thermosetting polyurethanes into reusable monomers. However, energy consumption …