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Developing sustainable, high performance polyurethanes with chemical circularity

Project description

Chemical recycling technology to tackle EU plastic waste

Plastic is ubiquitous because of its performance, cost and durability. However, nearly 26 million tonnes of plastic waste are generated in Europe every year. Plastic waste is a top EU priority: the aim is to recycle 50 % of all post-consumer plastics by 2025. An attractive option is to transform polymers back into monomers and purify them for repolymerisation – a form of chemical recycling. This will result in a circular economy for plastics. The Marie Skłodowska-Curie Actions PolyRec project will develop a novel class of recyclable, high-performance polyurethane plastics. After being depolymerised into their basic building block monomers, they will be repolymerised back into polyurethane plastics.

Objective

Since the development of the first fully synthetic plastics in the early 20th century, these materials have become ubiquitous in our daily life. The production of plastics has increased considerably, reaching 368 million tons in 2019 and it is expected to double again by 2035. Today’s plastics are designed for performance, cost and durability without taking into consideration their life after use. This has resulted in an annual generation of plastic solid waste of 150 million tonnes. Tackling plastic waste problem is one of the top priorities yet most challenging objectives of the European Union, which has set ambitious policies (i.e. Green Deal) and aims to recycle 50 % of all post-consumer plastics by 2025.
The design of plastics with recyclability built into their performance aiming for a circular plastics economy is gaining a lot of attention. With specifically designed monomers, reaction conditions can be used to select the direction of the monomer-polymer equilibrium. Therefore, chemical recycling to monomer presents an attractive alternative since the polymer waste is employed to close the loop in a circular economy process that recovers the economic value of the material.

Through PolyRec, Dr. Ainara Sangroniz proposes to tackle this growing global challenge, by developing high-performance polyurethane (PU) plastics that exhibit a closed-loop circular lifecycle while also having performance properties comparable to those of today’s poorly or non-recyclable commodity plastics. In the outgoing phase, the fellow will develop an innovative class of intrinsically recyclable PUs at the Colorado State University under the supervision of Porf. Eugene Y. X. Chen. In the incoming phase, these will then be depolymerized into their building block monomers and repolymerized back into the PU’s at POLYMAT (University of the Basque Country), supervised by Prof. Haritz Sardon.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-GF - HORIZON TMA MSCA Postdoctoral Fellowships - Global Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2021-PF-01

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Coordinator

UNIVERSIDAD DEL PAIS VASCO/ EUSKAL HERRIKO UNIBERTSITATEA
Net EU contribution
€ 261 380,64
Address
BARRIO SARRIENA S N
48940 Leioa
Spain
Region
Noreste País Vasco Bizkaia
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data

Partners (1)