3D Printing of Magnetoresponsive Polymeric Materials with Tunable Mechanical and Magnetic Properties by Digital Light Processing

  • Simone Lantean
  • , Gabriele Barrera
  • , Candido Fabrizio Pirri
  • , Paola Tiberto
  • , Marco Sangermano
  • , Ignazio Roppolo
  • , Giancarlo Rizza

Research output: Contribution to journalArticlepeer-review

Abstract

Digital light processing is used for printing magnetoresponsive polymeric materials with tunable mechanical and magnetic properties. Mechanical properties are tailored, from stiff to soft, by combining urethane-acrylate resins with butyl acrylate as the reactive diluent. The magnetic response of the printed samples is tuned by changing the Fe3O4 nanoparticle loading up to 6 wt%. Following this strategy, magnetoresponsive active components are fabricated with programmable complex functions using external magnetic fields. Different objects are printed exhibiting varying stiffness and magnetic responses, probing different kinds of movements, such as rolling, translation, stretching, shape-shifting, and folding/unfolding.

Original languageEnglish
Article number1900505
JournalAdvanced Materials Technologies
Volume4
Issue number11
DOIs
Publication statusPublished - 1 Nov 2019
Externally publishedYes

Keywords

  • 4D printing
  • digital light processing
  • magnetic materials

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