from bottle caps to frisbee—a case study on mechanical recycling of plastic waste towards a circular economy

MH Akhras, PJ Freudenthaler, K Straka, J Fischer - Polymers, 2023 - mdpi.com
This study demonstrates an open-loop recycling process of a specific post-consumer plastic
waste stream. The targeted input waste material was defined as high-density polyethylene …

Chain extension of virgin and recycled poly (ethylene terephthalate): Effect of processing conditions and reprocessing

IS Duarte, AA Tavares, PS Lima, DL Andrade… - Polymer Degradation …, 2016 - Elsevier
Abstract Poly (ethylene terephthalate)(PET) is widely used in several segments of the plastic
industry and PET-based products are extensively recycled. However, PET degrades during …

Chain extension of virgin and recycled polyethylene terephthalate

AA Tavares, DFA Silva, PS Lima, DL Andrade… - Polymer Testing, 2016 - Elsevier
This study aims to evaluate the influence of a multifunctional epoxidic oligomer (Joncryl
Polyad PR 002), commercialized as a chain extender for condensation polymers such as …

Plastic bottle cap recycling—Characterization of recyclate composition and opportunities for design for circularity

M Gall, A Schweighuber, W Buchberger, R W. Lang - Sustainability, 2020 - mdpi.com
In line with efforts to create a circular economy of plastics, recent EU legislation is
strengthening plastic bottle recycling by ambitious separate collection targets and …

A differential scanning calorimetry (DSC) approach for assessing the quality of polyethylene terephthalate (PET) waste for physical recycling: a proof-of-concept study

L Šudomová, H Doležalová Weissmannová… - Journal of Thermal …, 2023 - Springer
Physical recycling of plastics is among the most important approaches of circular economy.
The efficiency of the recycling is influenced by many factors including the number of …

Thermal stabilization of recycled PET through chain extension and blending with PBT

M Guclu, Y Alkan Göksu, B Özdemir… - Journal of Polymers and …, 2022 - Springer
This study investigates the effect of using a multifunctional epoxide chain extender (Joncryl®
ADR 4468) on the thermal stabilization and rheological properties of recycled polyethylene …

Migration of heavy metals from recycled polyethylene terephthalate during storage and microwave heating

M Whitt, W Brown, JE Danes… - Journal of Plastic Film & …, 2016 - journals.sagepub.com
Agencies such as the Environmental Protection Agency and Agency for Toxic Substances
and Disease Registry are pushing for increased use of recycled polyethylene terephthalate …

Survey of heavy metal contamination in recycled polyethylene terephthalate used for food packaging

M Whitt, K Vorst, W Brown, S Baker… - Journal of Plastic Film …, 2013 - journals.sagepub.com
Polyethylene terephthalate food-product containers made with post-consumer materials
have been found contaminated with heavy metals due to the recycling and sorting process …

Chemical characterization of virgin and recycled polyethylene terephthalate films used for food contact applications

B Bhattarai, Y Kusano, TL Cederberg… - … Food Research and …, 2024 - Springer
Plastic is commonly used for food packaging, of which plastic polymer polyethylene
terephthalate (PET) is widely used in the food and beverage industry. Furthermore, PET is …

Tertiary recycling of poly (ethylene terephthalate) wastes for production of polyurethane–polyisocyanurate foams

PK Roy, R Mathur, D Kumar, C Rajagopal - Journal of Environmental …, 2013 - Elsevier
The present work aims at tertiary recycling of poly (ethylene terephthalate)(PET) wastes to
derive raw materials for production of polyurethane–polyisocyanurate foams. The first step …