A new photocrosslinkable polycaprolactone-based ink for three-dimensional inkjet printing

  • Yinfeng He
  • , Christopher J. Tuck
  • , Elisabetta Prina
  • , Sam Kilsby
  • , Steven D.R. Christie
  • , Stephen Edmondson
  • , Richard J.M. Hague
  • , Felicity R.A.J. Rose
  • , Ricky D. Wildman

Research output: Journal PublicationArticlepeer-review

56 Citations (Scopus)

Abstract

A new type of photocrosslinkable polycaprolactone (PCL) based ink that is suitable for three-dimensional (3D) inkjet printing has been developed. Photocrosslinkable Polycaprolactone dimethylacrylate (PCLDMA) was synthesized and mixed with poly(ethylene glycol) diacrylate (PEGDA) to prepare an ink with a suitable viscosity for inkjet printing. The ink performance under different printing environments, initiator concentrations, and post processes was studied. This showed that a nitrogen atmosphere during printing was beneficial for curing and material property optimization, as well as improving the quality of structures produced. A simple structure, built in the z-direction, demonstrated the potential for this material for the production of 3D printed objects. Cell tests were carried out to investigate the biocompatibility of the developed ink.

Original languageEnglish
Pages (from-to)1645-1657
Number of pages13
JournalJournal of Biomedical Materials Research - Part B Applied Biomaterials
Volume105
Issue number6
DOIs
Publication statusPublished - Aug 2017

ASJC Scopus subject areas

  • Biomaterials
  • Biomedical Engineering

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