On the welding of vitrimers: chemistry, mechanics and applications

Q Shi, C **, Z Chen, L An… - Advanced Functional …, 2023‏ - Wiley Online Library
Linear chains in thermoplastics make them relatively weak in performance but inherently
weldable and recyclable. By contrast, thermosets with permanently crosslinked networks …

Ammonia as an alternative fuel for vehicular applications: Paving the way for adsorbed ammonia and direct ammonia fuel cells

M Sonker, SK Tiwary, N Shreyash, S Bajpai… - Journal of Cleaner …, 2022‏ - Elsevier
This article is a roadmap for researchers in this field to look for an efficient and reliable
alternative for fossil fuels in the form of ammonia. We have discussed different storage …

Transcarbamoylation in polyurethanes: underestimated exchange reactions?

C Bakkali-Hassani, D Berne, V Ladmiral… - Macromolecules, 2022‏ - ACS Publications
While transesterification has been largely explored by chemists, only a few studies
comparatively dealt with its “sluggish cousin”, transcarbamoylation. Originally suggested 70 …

High-performance recyclable and malleable epoxy resin with vanillin-based hyperbranched epoxy resin containing dual dynamic bonds

Y Hao, L Zhong, T Li, J Zhang… - … Sustainable Chemistry & …, 2023‏ - ACS Publications
Dynamic covalent polymer networks represent new opportunities in the design of
sustainable epoxy resins due to their excellent malleability and reprocessability; however …

Graphene oxide-based membranes for water desalination and purification

SK Tiwary, M Singh, SV Chavan, A Karim - npj 2D Materials and …, 2024‏ - nature.com
Millions of people across the globe are severely afflicted because of water potability issues,
and to proffer a solution to this crisis, efficient and cost-effective desalination techniques are …

Recent advancements in polyurethane-based tissue engineering

S Singh, K Kumar Paswan, A Kumar… - ACS Applied Bio …, 2023‏ - ACS Publications
In tissue engineering, polyurethane-based implants have gained significant traction
because of their high compatibility and inertness. The implants therefore show fewer side …

Green catalysts for reprocessing thermoset polyurethanes

M Sun, DT Sheppard, JP Brutman, A Alsbaiee… - …, 2023‏ - ACS Publications
Polyurethane (PU) thermosets are usually landfilled at the end of their service lifetimes and
cannot be recycled through conventional means. Although dibutyltin dilaurate (DBTDL) is an …

Reprocessable covalent adaptable networks with excellent elevated-temperature creep resistance: facilitation by dynamic, dissociative bis (hindered amino) disulfide …

MAB Rusayyis, JM Torkelson - Polymer Chemistry, 2021‏ - pubs.rsc.org
Conventionally cross-linked polymer networks known as thermosets contain permanent
cross-links which prevent their recyclability, leading to major sustainability and …

Sustainable polyester vitrimer capable of fast self-healing and multiple shape-programming via efficient synthesis and configuration processing

P Li, X Zhang, Q Yang, P Gong, CB Park… - Journal of Materials …, 2023‏ - pubs.rsc.org
Considering that environmental friendliness and energy conservation are becoming crucial,
it is urgent to advance the sustainability of materials in terms of their lifecycle, including …

Self-Consistent Theory for Structural Relaxation, Dynamic Bond Exchange Times, and the Glass Transition in Polymeric Vitrimers

B Mei, CM Evans, KS Schweizer - Macromolecules, 2024‏ - ACS Publications
We formulate a statistical mechanical theory for how dynamic bond exchange influences the
activated hop**-driven relaxation of Kuhn segments in dynamically cross-linked networks …