Room-temperature healing of a thermosetting polymer using the diels-alder reaction

Amy M. Peterson, Robert E. Jensen, Giuseppe R. Palmese

Research output: Contribution to journalArticlepeer-review

186 Scopus citations

Abstract

Self-healing materials are particularly desirable for load-bearing applications because they offer the potential for increased safety and material lifetimes. A furan-functionalized polymer network was designed that can heal via covalent bonding across the crack surface with the use of a healing agent consisting of a bismaleimide in solution. Average healing efficiencies of approximately 70% were observed. The healing ability of fiber-reinforced composite specimens was investigated with flexural, short beam shear, and double cantilever beam specimens. It was found that solvent amount and maleimide concentration play key roles in determining healing efficiency.

Original languageEnglish (US)
Pages (from-to)1141-1149
Number of pages9
JournalACS Applied Materials and Interfaces
Volume2
Issue number4
DOIs
StatePublished - Apr 28 2010
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • General Materials Science

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