Knowledge

We compile much of what matters in the field of circularity and plastics in this CPNL Knowledge Hub: observations, research, white papers, book recommendations, fact sheets, podcasts, and best practices. This Knowledge Hub is so rich and comprehensive because we don’t just fill it ourselves—we do it together with our community. It’s a virtual hub where authors are acknowledged and credits and sources are kept where they belong. Recommendations and suggestions are always welcome.

SOPV 2026: Grant for Production Testing with Circular Plastics

Automotive / TransportationBuilding & ConstructionElectronics & Electrical EngineeringHousehold Goods, Leisure & SportsAgriculture, Livestock & HorticultureOtherTextilesPackagingCircular ManagementCircular Design

European Commission Clarifies Rules for Recycling Plastic Bottles

European Commission

June 2026

PackagingChemical recyclingMechanical recycling

Improved science-based transformation pathways for the development of safe and sustainable plastics

Environment International

February 2022

Circular management

Quick scan

Climate Policy in Industry | VNO-NCW

March 2024

Circular management

Landmark study links microplastics to serious health problems

Springer Nature, Article

March 2024

Environmental impact assessments

EU Directive on Waste Electrical and Electronic Equipment (WEEE)

March 2024

Electronics & Electrical Engineering

Market study

Global Bio-Based Polymer Market 2023 | nova-Institut GmbH

March 2024

Building & Construction

Polyurethane Foam Chemical Recycling: Rapid Acidolysis Using Maleic Acid and Full Recovery of Polyol

Liu, Baoyuan; Westman, Zach; Richardson, Kelsey; Lim, Dingyuan; Stottlemyer, Alan L.; Farmer, Thomas; Gillis, Paul; Hooshyar, Nasim; Vlcek, Vojtech; Christopher, Phillip; Abu-Omar, Mahdi M., Research

March 2024

Chemical recycling

Modeling the assessment of competition for renewable basic chemicals and the impact of recycling

Musonda, F., Millinger, M., & Thrän, D., Research

March 2024

OtherPackaging

Online magazine: The transition to sustainable raw materials in Dutch industry

ISPT

February 2024

Circular management

Structural Analysis of Petrochemical Clusters in Germany: What Can Be Learned for the Transition to Climate Neutrality?

Journal of Business Chemistry | © 2024 Prof. Dr. Jens Leker (affiliated with the University of Münster) and Prof. Dr. Hannes Utikal (affiliated with the Provadis School of International Management and Technology)

February 2024

OtherPackaging

Plastic recycling laid bare – from circular products to a circular industry through a recycling cascade

J.-P. Lange, S. R. A. Kersten, S. De Meester, M. C. P. van Eijk, K. Ragaert, ChemSusChem

February 2024

Mechanical recycling

The Circular Economy Show

Ellen MacArthur Foundation

Circular management

Confused about recycling? It’s not your fault

TED-Ed by Shannon Odell

OtherPackaging

Accurate determination of polyethylene (PE) and polypropylene (PP) content in polyolefin blends using machine learning-assisted differential scanning calorimetry (DSC) analysis

Amir Bashirgonbadi, Yannick Ureel, Laurens Delva, Rudinei Fiorio, Kevin M. Van Geem, Kim Ragaert, *Polymer Testing* ScienceDirect Elsevier

January 2024

Identification & Tracking

The potential of emerging bio-based products to reduce environmental impacts.

Zuiderveen, E.A.R., Kuipers, K.J.J., Caldeira, C. et al., Nat Commun 14, 8521 | Radboud University

January 2024

Environmental impact assessments

blog post

VU Law Students Challenge Colgate-Palmolive's Recyclability Claims: Unveiling the Realities of Plastic Recycling and Sustainability, Jan Willem Slijkoord on LinkedIn

January 2024

Circular management

Voluntary initiatives to end plastic pollution aren’t enough: A global treaty is now needed

World Economic Forum

January 2024

Circular management

policy report

The National Technology Strategy, Ministry of Economic Affairs

January 2024

Circular management

Market research

Facts & Figures 2023: Navigating the Future of the EU27 Chemical Industry | Cefic

January 2024

Circular management

Is the Growth Fund successful?

NPO Radio 1

January 2024

Circular management

Unveiling Advances in Chemical Recycling: A Conversation with Professor Kevin Van Geem

Research

December 2023

Chemical recycling

Status, Potential, and Risks of Chemical Recycling of Waste Plastics

Prof. Dr.-Ing. Peter Quicker, Swiss Federal Office for the Environment (FOEN)

October 2023

Chemical recycling

EPR Position Paper

Recycling Network Benelux

October 2023

Circular management

Market Research

Study on the Impact of the National Plastics Standard | Partners for Innovation

September 2023

OtherPackaging

White Paper

TNO, Fraunhofer, From Plastic-Free to Future-Proof Plastics

June 2023

Circular management

Circular Plastic Podcasts

Topsoe

May 2023

Circular management

Holland Circular Hotspot

Waste Management as a Catalyst for a Circular Economy

December 2022

Circular management

Chemical Recycling: Current Status

Eunomia

August 2022

Chemical recycling

Probabilistic material flow analysis and emissions modeling for five common plastics, both as macroplastics and microplastics

Zipeng Liu, Bernd Nowack, Research

April 2022

Environmental impact assessments

EU Packaging Regulation

European Parliament

December 2024

OtherPackaging

Dreamland

Remco de Boer, Book

OtherPackaging

Will ingenious technology save recycling?

NRC

November 2024

OtherPackaging

Losses and emissions in polypropylene recycling from household packaging waste

Johann B. Kasper, Luke A. Parker, Sander Postema, Elena M. Höppener, Alexandra H. Leighton, Alexander M.D. Finnegan, Sam B. Rutten, José Nijman, Amanda Larasati, André C.C. Soares, Marcel C.P. van Eijk, ScienceDirect

November 2024

Environmental impact assessments

Mechanical Recycling of Post-Consumer Multi-Layer PET Packaging: Effects of Impurity Content

Santomasi, G.; Todaro, F.; Petrella, A.; Notarnicola, M.; Thoden van Velzen, E.U.

October 2024

Mechanical recycling

Plastics – The Fast Facts 2024

Plastics Europe

November 2024

Digitization

Science

Pathways to Reduce Global Plastic Waste Mismanagement and Greenhouse Gas Emissions by 2050 | A. Samuel Pottinger, et al.

November 2024

Environmental impact assessments

White Paper on Upcycling Food and Beverage Packaging: How EU-funded research projects are transforming food and beverage packaging to reduce waste

López-Hermoso Vallejo, Estela; Bearzotti, Chiara; Barranca Jiménez, Alberto; González Leyba, Rosa; Brankovic, Aleksandra; Eißsenberger, Kristina; Monzó Sánchez, Fuensanta

October 2024

OtherPackaging

Materials and the Circular Economy

Moshe C. Kinn, An Innovative Approach to Closing the Loop in a Circular Plastic Economy by Upcycling Single-Use Post-consumer Thin Film Plastic Packaging Waste into Durable Plastic Products

October 2024

OtherPackaging

Financial flows in the energy system

CBS

October 2024

OtherPackaging

Circular plastics in construction

Rebel | Exploratory study for the Province of South Holland on making plastic supply chains in the construction industry circular

September 2024

Building & Construction

A local-to-global emissions inventory of macroplastic pollution

Cottom, J.W., Cook, E., & Velis, C.A., Nature

September 2024

Environmental impact assessments

The Future of European Competitiveness – A Competitiveness Strategy for Europe

European Commission

September 2024

Circular management

There is still too little plastic packaging made from recycled materials

RIVM | N.M. Spanbroek et al.

September 2024

OtherPackaging

Exposing the pitfalls of mechanical plastics recycling through cost analysis

Nicola Van Camp, Irdanto Saputra Lase, Steven De Meester, Sophie Hoozée, Kim Ragaert

September 2024

Mechanical recycling

Chemical recycling of mixed textile waste

Erha Andini, Pooja Bhalode, Evan Gantert, Sunitha Sadula, and Dionisios G. Vlachos

July 2024

Chemical recycling

Alternative Naphtha – Technologies, Market, Status, and Outlook

Gillian Tweddle, Lars Krause, Pauline Ruiz, Achim Raschka, Aylin Özgen, Nicolas Hark, Michael Carus (nova-Institute)

July 2024

OtherPackaging

“Plastics, People, and Power”

Inaugural Lecture by Prof. Kim Ragaert

July 2024

OtherPackaging

Guide to Working on Transitions

Drift; Gijs Diercks & Martin van de Lindt, The Green Brain; Marjolijn de Boer & Antoine Heideveld

June 2024

Circular management

Replacing Plastics with Alternatives Is Worse for Greenhouse Gas Emissions in Most Cases

Fanran Meng, Miguel Brandão, and Jonathan M. Cullen, Environmental Science & Technology

June 2024

Environmental impact assessments

The (r)evolution of plastic waste – A dynamic sector with growth opportunities

Dragos Popa, Ronald Berger

June 2024

OtherPackaging

MONITORING OF CIRCULARITY STRATEGIES

Planning Agency for the Environment | Maikel Kishna & Anne Gerdien Prins

May 2024

Monitoring

Mechanical recycling of printed flexible plastic packaging: The role of binders and pigments

M. Lisiecki, Tiago G.A. Belé, S. Ügdüler, R. Fiorio, T.F. Astrup, S. De Meester, K. Ragaert, *Journal of Hazardous Materials*

April 2024

Mechanical recycling

Mechanical recycling of PET containing mixtures of phosphorus-based flame retardants

Jiuke Chen, Sithiprumnea Dul, Sandro Lehner, Milijana Jovic, Sabyasachi Gaan, Manfred Heuberger, Rudolf Hufenus, Ali Gooneie, Journal of Materials Science & Technology

April 2024

Mechanical recycling

Article

ROM investments support high-risk innovative companies | ESB

April 2024

Circular management

Market Report

The Circular Economy for Plastics – A European Analysis 2024 | Plastics Europe

April 2024

Circular management

Market Report (Short Version)

Bio-based Building Blocks and Polymers: Global Capacities, Production, and Trends 2023–2028, Nova Institut

March 2024

Building & Construction

Circular Design Research in the Netherlands

TU Delft, Research

March 2024

Circular Design

Circular Materials Plan

Ministry of Infrastructure and Water Management

November 2025

Circular management

Plastics the Fast Facts 2025

Plastics Europe

October 2025

Digitization

Materials Market Report: Textiles

Textiles Exchange

October 2025

Textile

How Not to Fail: Avoiding 10 Common Pitfalls When Scaling Circular Business Models

Ellen MacArthur Foundation

September 2025

Circular management

Recyclability of Dutch plastic consumer packaging

Wageningen University, Evelien Maaskant, Yarek Workala, Marieke Brouwer, Ingeborg Smeding

September 2025

OtherPackaging

Europe’s Environment 2025

European Environment Agency (EEA)

September 2025

Circular management

A circular economy for plastic recycling

Copper8, SD&Co

September 2025

OtherPackaging

Assessing the circularity potential of textile flows for future markets in Denmark: A study of textile anatomy

Heather Margaret Logan, Valentina Rossi, Kamilla Kastrup Hansen, Maggie Ziggie Søndergaard, Anders Damgaard, ScienceDirect

August 2025

Textile

Petrochemical Growth Slows Amid Market Volatility, but Investments Continue

IEEFA

August 2025

OtherPackaging

Final Report on the Plastic Table

Participants in the Plastic Table

July 2025

Circular management

Insights from the EPF European Polymer Congress 2025

research abstracts

June 2025

Circular management

Chemical Recycling: Plastics Companies Must Act Now or Risk Missing Out

Mark Porter, Jeff Wen, Jelle Dhaen, Mattias Banck, and Peter Meijer, Bain

June 2025

Chemical recycling

Quantification of recycled content in plastics: a review

Saleh S. Soomro, Chaehwan Hong, Michael P. Shaver, Science Direct

June 2025

Monitoring

NEW RECYCLING TECHNOLOGIES

Ceflex

May 2025

OtherPackaging

the multifaceted challenges and opportunities of recycling, reusing, and producing plastics without fossil fuels.

Plastics Positivity Podcast: Greenwise Campus

May 2025

Circular management

The Breakthrough in Textile Recycling

Systemiq

May 2025

Textile

Designing the EPR to promote the EU’s competitiveness and strategic autonomy

Zero Waste Europe

April 2025

OtherPackaging

VNV Podcast: “When Even Marjan Doesn’t Know Anymore”

April 2025

OtherPackaging

Mandatory use of recycled material in plastic packaging

Ulphard Thoden van Velzen, Ingeborg Smeding, and Rian Ruhl, Wageningen Food & Biobased Research, Food Industry Journal

March 2025

OtherPackaging

White Paper: Circular Failure

Willem van Liemt and Martijn Zieverink

March 2025

Circular management

Perceptions and alignment regarding quality throughout the circular plastics packaging material supply chain

Merel Molenbuur, Marcel C.P. van Eijk, Jan Harm Urbanus, Henk Diepenmaat, Kim Ragaert, ScienceDirect

March 2025

OtherPackaging

The transition to carbon-based feedstocks in the petrochemical industry under spatial constraints

Chamber of Commerce

March 2025

OtherPackaging

Comprehensive Circular Economy Report

Netherlands Environmental Assessment Agency

March 2025

Circular management

Comparing high-quality recycling and downcycling of plastics

Tomas Ekvall (TERRA), Linnea Granström (SPÅ), Rickard Jansson (SPÅ), Emma Moberg (IVL), Tomas Rydberg (IVL)

February 2025

Mechanical recycling

Raw materials and products for carbon circularity

Energy Top Sector MMIP 6 Core Team

February 2025

OtherPackaging

Textiles: Policy Recommendations for Implementing the ESPR in the EU

The T-REX Project and the Policy Roundtable on ESPR

February 2025

Textile

Development of Eco-Friendly Food Packaging Films Using Bio-Based Polyethylene and Natural Pigments

Mert Yücetürk, Ecenur Aksoy, Mehmet Özgür Seydibeyoğlu

March 2025

OtherPackaging

The Circular Materials Plan (CMP)

Ministry of Infrastructure and Water Management

January 2025

Circular management

Circular carbon from a systems perspective

TNO

January 2025

OtherPackaging

Evaluation of Recent Reports on the Future of a Net-Zero Chemical Industry by 2050

Jörn Harrandt, Michael Carus, Christopher vom Berg (all from the nova Institute)

December 2024

Circular management

Energy & Fuels

Julian R.J. Strien, Homer C. Genuino, Marcel C.P. van Eijk, Peter J. Deuss, Hero J. Heeres, Pyrolysis of Polyolefin-Enriched Mixed Plastic Waste Streams: Effects of Pretreatments and the Presence of Hydrogen during Pyrolysis

December 2024

OtherPackaging

(podcast) Plastic Recycling Action Plan – Between Crisis and Capacity Shortage

March 2026

OtherPackaging

Industrial Accelerator Act: EU Commits to European Manufacturing and Low-Carbon Industry

EU

March 2026

Circular management

New method for detecting plastic waste using chlorine dioxide

February 2026

Identification & Tracking

Action Plan for Battery Systems

Holland High Tech

February 2026

Electronics & Electrical Engineering

Podcast: The Science Behind Circular Chemistry

February 2026

OtherPackaging

Alternative Go-to-Market Strategies for Green Chemistry Ventures

Gijs van de Molengraft (Gritd) and Anieke Wierenga (ScaleUp Practitioners)

February 2026

Circular management

Podcast: The Business Case for Circular Plastics

Pakpraat, Pakpraat in conversation with Marc Spekreijse (CPNL)

February 2026

OtherPackaging

Mapping of Plastics Recycling, Processes, and Technologies

Plastics Recyclers Europe

January 2026

OtherPackaging

Recycling Becomes Feedstock for Europe

Uwe Lahl, Barbara Zeschmar-Lahl (both of BZL GmbH), Lars Börger, Michael Carus, Christopher vom Berg, Nova Institute

January 2026

OtherPackaging

Circular Plastics: Practical Knowledge & Skills for a Circular Plastics Supply Chain

Ministry of Infrastructure and Water Management. Netherlands Enterprise Agency

January 2026

OtherPackaging

2030 Plastics Agenda for Business

ELLEN MACARTHUR FOUNDATION

January 2026

Circular management

Accelerating Europe’s transition to a circular economy: a pilot project to boost the circularity of plastics

EC - Circular Economy Act

December 2025

Circular management

Additives: The Next Frontier in Recycling Research

Ali Gooneie, Kim Ragaert, Science Direct Engineering | Maastricht University

December 2025

OtherPackaging

White Paper: The Value of AI in Polymers

Citrine

November 2025

Digitization

(PAID) Report on the Mapping of Global Advanced Plastic Recycling Capacities

nova-Institut

November 2025

Circular management

2024 Cost Study: Textile Collection and Processing

KPMG

November 2025

Textile

Carbon Credits for Plastic Recycling

InvestNL

November 2025

Circular management