Semirenewable polyamides containing disulfide bonds: synthesis, degradation, self-healing, and triboelectric properties

Pavel S. Kulyabin, Alejandra Sophia Lozano-Pérez, Tianhuai Xu, Yogeshwar D. More, Harini Sampathkumar, Ketan Pancholi, Oliver Page, Chloe Rennie, Lea Hämmerling, Kelly Lima, Eli Zysman-Colman*, Jin-Chong Tan*, Amit Kumar*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

We report here the synthesis, degradation, and properties of polyamides containing disulfide bonds. The polyamides have been prepared using a two-step melt polycondensation process from 4,4′-dithiodibutyric acid and bioderived Priamine. The degradation of these polymers has been investigated using a combination of tools, such as visible light photocatalysis, and UV-mediated degradation. The chemical, physical, and mechanical properties of these polymers were also studied. The disulfide-containing polymers exhibit elastomeric and self-healing properties while showing high thermal stability. Furthermore, the novel application of these unique tribopositive polymers as self-repairable triboelectric nanogenerators for energy harvesting has also been demonstrated.
Original languageEnglish
Number of pages10
JournalMacromolecules
VolumeASAP
Early online date14 Nov 2025
DOIs
Publication statusE-pub ahead of print - 14 Nov 2025

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