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LIGNin-IRON complexes for removal of nano-plastics in enhanced coagulation-flocculation from water

Project description

Lignin-iron hybrid materials for nanoplastic removal

Hybrid organic-inorganic materials have been the subject of intensive research with applications in diverse areas, including optics, electronics, energy and medicine. Recently, lignin – the second most abundant biopolymer – has come into focus for its ability to form stable hydrocolloids of lignin nanoparticles (LNPs), which are crucial for functional integration with metals. With the support of the Marie Skłodowska-Curie Actions programme, the LIGNIRON project aims to fill knowledge gaps regarding the potential of iron and LNPs in reusable hybrid systems that induce aggregation of nanoplastics for water remediation. The team will investigate lignin-iron surface chemistry using microfluidics and explore electrospinning as a method for material processing.

Objective

Recent advances in lignin nanotechnology have opened up new possibilities not just for underutilized lignin side streams but also for hybrid organic-inorganic nanocomposites. One specific instance is mixing metal ions with lignin nanoparticles (LNPs) to create new materials with desired superparamagnetic properties. Currently, limited knowledge exists regarding the interaction between LNPs and iron, which is what LIGNIRON intends to fill. Additionally, there is no indication of how iron oxide nanoparticles can be encapsulated into LNPs in a reproducible and uniform manner. Identifying these gaps and unlocking the full potential of the lignin-iron complex requires developing fundamental knowledge of the lignin-iron surface chemistry using microfluidic systems where a variety of opportunities exist for studying hybrid material formation. The combination of this knowledge with electrospinning processes would result in a new method that may translate academic research into practical application for continuous mass production of lignin-iron hybrid materials. By achieving these objectives, LIGNIRION paves the way for the application of LNPs into innovative functional materials and creates a new high-volume, high-value end-use for lignin, thereby contributing to the implementation of the EU circular economy policy. Ultimately, the new materials are designed to be used as as retrievable flocculants to remove nano-plastic from water, enabling EU water treatment plants to be effectively prepared for future combat against nano-plastics without significant infrastructure expansion costs.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2022-PF-01

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Coordinator

STOCKHOLMS UNIVERSITET
Net EU contribution
€ 206 887,68
Address
UNIVERSITETSVAGEN 10
10691 Stockholm
Sweden
Region
Östra Sverige Stockholm Stockholms län
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data