Study on Impact of Monomers Towards High Molecular Weight Bio-Based Poly(ethylene Furanoate) via Solid State Polymerization Technique
Johan Stanley, Eleftheria Xanthopoulou, Margaritis Kostoglou, Lidija Fras Zemljič, Dimitra A. Lambropoulou, Dimitrios N. Bikiaris · 2024
Read Study on Impact of Monomers Towards High Molecular Weight Bio-Based Poly(ethylene Furanoate) via Solid State Polymerization Technique by Johan Stanley, Eleftheria Xanthopoulou, Margaritis Kostoglou, Lidija Fras Zemljič, Dimitra A. Lambropoulou, Dimitrios N. Bikiaris (2024) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-11644886.txt.
Description
A bio-based plastic called PEF could replace fossil packaging plastics, but only if it can be made with long, strong chains. Stanley and five co-authors study how the starting monomer affects a finishing step, solid-state polymerization, which lengthens chains by gentle heating. They start from the acid form of the monomer or its dimethyl ester cousin, then heat the young polymer at varied temperatures and times.
Longer, hotter finishing raised melting point, crystallinity, and chain length in both versions, while leftover acid end groups fell, as theory expects. The ester-based version gained the most, thanks to its lower starting crystallinity and purer monomer. Its final chain thickness reached a level suited to real products. The authors conclude that monomer choice echoes through the whole process, and the ester route looks best for commercial high-weight PEF.
Catalog record
| CREATOR | Johan Stanley, Eleftheria Xanthopoulou, Margaritis Kostoglou, Lidija Fras Zemljič, Dimitra A. Lambropoulou, Dimitrios N. Bikiaris |
|---|---|
| YEAR | 2024 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 34 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |