A new generation of ultra-light bio-based particleboard produced with an in-line foaming step

Development of a new panel made of a polymer foam core and wood particle surface layer in an in-line fabrication process.


  • Departement BFH | Architektur, Holz und Bau
  • Forschungsschwerpunkt Werkstoffe und Holztechnologie
  • Forschungsfeld Verbundwerkstoffe und Möbelentwicklung
  • Förderorganisation SNF
  • Laufzeit 01.05.2012 - 31.08.2016
  • Projektverantwortung Heiko Thömen
  • Projektleitung Martin Rhême
  • Projektmitarbeitende Martin Rhême
    Joze Smole
    Heiko Thömen
    Christelle Ganne-Chedeville
  • Mitwirkende Projektpartner Forschungsinstitutionen inkl. BFH EPFL
  • Schlüsselwörter Lightboard, Sandwich, In-line foaming


Foam core development - Development of bio-based foam precursors - Adaptation of the properties to the product Particle surface layer - Widenth process parameter window (Temperature) - Synchronisation of core and surface layer Sandwich panel properties - Characterise and predict mechanical properties of the panel


Development of a new generation of ultra-light particleboard with the following characteristics: Average density below 350 kg/m3; Economically competitive; Bio-based and biodegradable


wood-based panels, sandwich panel, low temperature curing adhesive, polymer foaming, composite mechanics


Ultra light particle board with a PLA/PMMA blend foam core and particle board surface layer.


The second phase of the project will investigate the use of wood fibres and cellulose nanofibrils to improve the foam stability