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  • Dennis Jones
    Lulea University of Technology
  • Davor Krzisnik
    University of Ljubjana
  • Miha Hocevar
    University of Ljubjana
  • Andrea Zagar
    University of Ljubjana
  • Miha Humar
    University of Göttingen
  • Carmen-Mihaela Popescu
    Petru Poni Institute of Macromolecular Chemistry
  • Maria-Cristina Popescu
    Petru Poni Institute of Macromolecular Chemistry
  • Christian Brischke
    University of Göttingen
  • Lina Nunes
    LNEC National Laboratory for Civil Engineering
  • Simon Curling
  • Graham Ormondroyd
  • Dick Sandberg
    Lulea University of Technology
The effects of thermal modification of wood have been well established, particularly in terms of reductions in mechanical performance. In recent years, there has been an increase in studies related to the Maillard reaction. More commonly associated with food chemistry, it involves the reaction of amines and reducing sugars during cooking procedures. This study has attempted to combine the use of amines and thermal modification, with subsequent properties investigated for the treatment of spruce (Picea abies (L.) H. Karst) and beech (Fagus sylvatica L.). In this initial study, the combined effects of chemical treatments by tricine and bicine were investigated with thermal modification. Along with some preliminary data on mechanical properties, the modifications which appeared in the wood structure were evaluated by infrared spectroscopy and biological studies according to EN113 and EN117 methodologies. The hierarchal study interpretation of FTIR suggested interactions between the bicine or tricine and the wood, which was partly supported by the analysis of volatile organic compounds (VOC), though other tests were not as conclusive. The potential of the method warrants further consideration, which will be described.

Keywords

  • Maillard reaction, biological properties, infrared spectroscopy, mechanical properties, thermal/chemical treatment, wood
Original languageEnglish
JournalForests
Volume13
Issue number6
Early online date27 May 2022
DOIs
Publication statusPublished - Jun 2022

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