Cited by 527Epoxy Resin Curing ProcessesPhotopolymerization techniques and applicationsAdvanced Polymer Synthesis and Characterization

The DOI matches its Crossref record; 32 of the 32 references it cites were found in a registry or an index.

Rapid energy-efficient manufacturing of polymers and composites via frontal polymerization

Abstract

Thermoset polymers and composite materials are integral to today's aerospace, automotive, marine and energy industries and will be vital to the next generation of lightweight, energy-efficient structures in these enterprises, owing to their excellent specific stiffness and strength, thermal stability and chemical resistance 1-5. The manufacture of high-performance thermoset components requires the monomer to be cured at high temperatures (around 180 °C) for several hours, under a combined external pressure and internal vacuum 6 . Curing is generally accomplished using large autoclaves or ovens that scale in size with the component. Hence this traditional curing approach is slow, requires a large amount of energy and involves substantial capital investment 6,7. Frontal polymerization is a promising alternative curing strategy, in which a self-propagating exothermic reaction wave transforms liquid monomers to fully cured polymers. We report here the frontal polymerization of a high-performance thermoset polymer that allows the rapid fabrication of parts with microscale features, three-dimensional printed structures and carbon-fibre-reinforced polymer composites. Precise control of the polymerization kinetics at both ambient and elevated temperatures allows stable monomer solutions to transform into fully cured polymers within seconds, reducing energy requirements and cure times by several orders of magnitude compared with conventional oven or autoclave curing approaches. The resulting polymer and composite parts possess similar mechanical properties to those cured conventionally. This curing strategy greatly improves the efficiency of manufacturing of high-performance polymers and composites, and is widely applicable to many industries.

Overview

Integrity signals

Registry

Crossref · 10.1038/s41586-018-0054-x

Cites

32 of 32 references verified0 citation errors · 0 not checkable

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  • Introducing cleavable bonds within the strands of covalently crosslinked thermoset plastics can impart degradability and potential recyclability at low co-monomer loadings, whereas adding cleavable crosslinks cannot.

    “Here, leveraging pDCPD 14-16 and recent advances in ring-opening metathesis polymerization (ROMP) comonomer design, 17 we establish that introducing cleavable bonds within the strands of covalently crosslinked thermoset plastics can impart degradability and potential recyclability at low co-monomer loadings while the analogous addition of cleavable crosslinks cannot.”

Citations

Cites

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Research works printed but not linked: 2

  1. Pojman, J. A. in Polymer Science: A Comprehensive Reference Vol. 4 (eds. Matyjaszewski, K. & Möller, M.) 957–980 (Elsevier, Amsterdam, 2012).
  2. Delaude, L. & Noels, A. F. in Kirk-Othmer Encyclopedia of Chemical Technology Vol. 26 (ed. Seidel, A.) 920–958 (John Wiley & Sons, Inc., Malden, 2007).

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Metadata

Authors
Robertson, I. D., Yourdkhani, M., Centellas, P. J., Aw, J. E., Ivanoff, D. G., Goli, E., Lloyd, E. M., Dean, L. M., Sottos, N. R., Geubelle, P. H., Moore, J. S., & White, S. R.
Affiliations
University of Illinois Urbana-Champaign (US)
Venue
Nature
Published
2018-05
Volume
557
Issue
7704
Pages
223-227
ISSN
  • 0028-0836 (ISSN-L)
  • 1476-4687
OpenAlex
W2801842464
Cited by
527
References
32
Citations by year
2026: 65 · 2025: 95 · 2024: 74 · 2023: 84 · 2022: 81 · 2021: 58 · 2020: 41 · 2019: 21 · 2018: 8
FWCI
20.43
Type
journal article
Language
en
Open access
closed
Locations
  • Nature (publishedVersion)
  • PubMed (publishedVersion)
  • RePEc: Research Papers in Economics (submittedVersion)
Topics
  • Physical Sciences › Materials Science › Polymers and Plastics › Epoxy Resin Curing Processes
  • Physical Sciences › Chemistry › Organic Chemistry › Photopolymerization techniques and applications
  • Physical Sciences › Chemistry › Organic Chemistry › Advanced Polymer Synthesis and Characterization
Keywords
frontal polymerization, self-propagating exothermic reaction, thermoset polymers, polymer curing, carbon fibre reinforced composites, polymerization kinetics, energy-efficient manufacturing, rapid fabrication, three-dimensional printing, mechanical properties

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