[HTML][HTML] Challenges and opportunities of light olefin production via thermal and catalytic pyrolysis of end-of-life polyolefins: Towards full recyclability

MS Abbas-Abadi, Y Ureel, A Eschenbacher… - Progress in Energy and …, 2023 - Elsevier
Is full recyclability of polyolefins via chemical recycling a dream, or can it become a reality?
The main problem in recycling plastic waste is that its composition is highly heterogeneous …

Feedstock recycling of polymer wastes

AA Garforth, S Ali, J Hernández-Martínez… - Current Opinion in Solid …, 2004 - Elsevier
Current common polymer waste recycling methods, mechanical recycling and energy
recovery, have drawbacks such as labour intensive sorting and atmospheric pollution …

Chemical recycling of plastic waste to monomers: Effect of catalyst contact time, acidity and pore size on olefin recovery in ex-situ catalytic pyrolysis of polyolefin waste

O Akin, RJ Varghese, A Eschenbacher… - Journal of Analytical and …, 2023 - Elsevier
The catalytic upgrading of post-consumer mixed polyolefinic waste pyrolysis vapors has
been studied over five different solid acid catalysts to understand the effect of vapor-catalyst …

Catalytic pyrolysis of polyethylene

R Bagri, PT Williams - Journal of analytical and applied pyrolysis, 2002 - Elsevier
The influence of zeolite catalytic upgrading of the pyrolysis gases derived from the pyrolysis
of polyethylene has been investigated. The yield and composition of the derived …

Transport limitations in polyolefin cracking at the single catalyst particle level

S Rejman, I Vollmer, MJ Werny, ETC Vogt, F Meirer… - Chemical …, 2023 - pubs.rsc.org
Catalytic cracking is a promising approach to chemically recycle polyolefins by converting
them into smaller hydrocarbons like naphtha, and important precursors of various platform …

Tertiary recycling of polypropylene by catalytic cracking in a semibatch stirred reactor: Use of spent equilibrium FCC commercial catalyst

SC Cardona, A Corma - Applied Catalysis B: Environmental, 2000 - Elsevier
Catalytic cracking of polypropylene has been carried out in a semibatch stirred reactor. The
influence of the nature of the cracking catalyst and the reaction conditions on conversion …

Catalytic conversion of waste plastics: focus on waste PVC

MA Keane - Journal of Chemical Technology & Biotechnology …, 2007 - Wiley Online Library
Effective waste management must address waste reduction, reuse, recovery/recycling and,
as the least progressive option, waste treatment. The increase in plastic waste production is …

Superacidity and catalytic activity of sulfated zirconia

N Katada, J Endo, K Notsu, N Yasunobu… - The Journal of …, 2000 - ACS Publications
The acidic property of sulfated zirconia, a so-called solid superacid catalyst, was precisely
determined by ammonia temperature-programmed desorption with water vapor treatment …

Microwave-assisted pyrolysis of HDPE using an activated carbon bed

AD Russell, EI Antreou, SS Lam, C Ludlow-Palafox… - RSC …, 2012 - pubs.rsc.org
Microwave assisted pyrolysis of high density polyethylene (HDPE) using a reactor bed of
catalytic activated carbon produces a condensed liquid product with a carbon chain length …

Evolution of products during the degradation of polyethylene in a batch reactor

A Marcilla, MI Beltrán, R Navarro - Journal of Analytical and Applied …, 2009 - Elsevier
The thermal degradation of two polyethylene samples (LDPE and HDPE) has been carried
out in a batch reactor under dynamic conditions. The evolution of products generated after …