The development of bio-supported homogeneous organocatalysts with improved recycling potential through sequential de- and re-polymerization and their use in CO2 valorization catalysis

Información del proyecto

RECIRCULATE

Identificador del acuerdo de subvención: 101110356

DOI

10.3030/101110356

Proyecto cerrado

Fecha de la firma de la CE 12 Mayo 2023

Fecha de inicio 19 Junio 2023

Fecha de finalización 18 Junio 2025

Financiado con arreglo a

• Marie Skłodowska-Curie Actions (MSCA)

Coste total

Sin datos

Aportación de la UE

€ 181 152,96

Coordinado por

FUNDACIO INSTITUT CATALA D'INVESTIGACIO QUIMICA
Spain

Periodic Reporting for period 1 - RECIRCULATE (The development of bio-supported homogeneous organocatalysts with improved recycling potential through sequential de- and re-polymerization and their use in CO2 valorization catalysis)

Período documentado: 2023-06-19 hasta 2025-06-18

Resumen del contexto y de los objetivos generales del proyecto

This work presents the development of new biodegradable plastics that can carry and release drug molecules in a controlled way. Researchers created two types of specialized building blocks (cyclic carbonates) that were chemically linked to a drug called oxaprozin. These were then used to make a new kind of polymer that can be precisely tuned for drug content. Importantly, the material can break down under specific conditions to release the active drug and recover useful by-products, showing promise for applications in controlled drug delivery and recyclable medical materials.

Trabajo realizado desde el comienzo del proyecto hasta el final del período abarcado por el informe y los principales resultados hasta la fecha

This study introduces a new class of sustainable biopolymer made from natural sources like bio-based terpenes and carbon dioxide. Using a catalytic process, researchers successfully created biodegradable polycarbonates from 2-menthene oxide and limonene oxide—compounds derived from renewable resources. The materials’ properties could be fine-tuned by adjusting the composition of the starting ingredients. Importantly, these biohybrid polymers could be broken down efficiently to recover over 95% of the original natural components, showing great potential for chemical recyclability and the development of circular, eco-friendly polycarbonate.

Avances que van más allá del estado de la técnica e impacto potencial esperado (incluida la repercusión socioeconómica y las implicaciones sociales más amplias del proyecto hasta la fecha)

This research showcases an innovative method for recycling biobased plastics into useful new materials. The study focuses on a plant-derived plastic called poly(menthene carbonate) (PMC), which can be selectively broken down into its original components under mild catalytic conditions. These recovered building blocks were then transformed into new, functional monomers that can be reused to create fresh types of plastics. This approach highlights a closed-loop, circular system, where plastic waste can be turned back into valuable materials, supporting the future of sustainable and customizable polymer design.

Terpolymerization reaction