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Items for "heat treatment"

Determination of the accessible hydroxyl groups in heat-treated Styrax tonkinensis (Pierre) Craib ex Hartwich wood by hydrogen-deuterium exchange and ²H NMR spectroscopy

A new approach based on hydrogen-deuterium exchange is proposed for measuring accessible OH groups in wood...

Keywords: deuterium, heat treatment, hydroxyl group, hygroscopicity, moisture content

08/2007 | Holzforschung, Walter de Gruyter

Evaluation of heat-treated wood swelling by differential scanning calorimetry in relation to chemical composition

Retification is a heat treatment that decreases the swelling of wood and increases its resistance to fungal attack...

Keywords: differential scanning calorimetry, fibre saturation point, heat treatment, swelling, wood

01/2005 | Holzforschung, Walter de Gruyter

Dimensional stability of MDF panels produced from heat-treated fibres

The objectives of this study were to improve the dimensional stability of medium-density fibreboard (MDF) by heat treatment and to determine the effects of the treatment on the mechanical properties and vertical density profile of the panels...

Keywords: dimensional stability, heat treatment, medium-density fibreboard, MDF

05/2006 | Holzforschung, Walter de Gruyter

Combined effect of boron compounds and heat treatments on wood properties: Boron release and decay and termite resistance

The decay and termite resistance of boric acid (BA)- and di-sodium octoborate tetrahydrate (DOT)-treated sugi sapwood was tested in the context of additional heat treatments at two temperature levels...

Keywords: boric acid, boron leaching, Coptotermes formosanus, decay resistance, DOT, Fomitopsis palustris, heat treatment, termite resistance, Trametes versicolor

07/2006 | Holzforschung, Walter de Gruyter

Topochemical investigations of wood extractives and their influence on colour changes in American black cherry (Prunus serotina Borkh.)

The topochemical distribution of accessory compounds responsible for wood colouration during heartwood formation and processing of black cherry (Prunus serotina) is restricted to the axial and ray parenchyma cells...

Keywords: accessory compounds, black cherry, heat treatment, phenolic extractives, Prunus serotina, wood colour

11/2006 | Holzforschung, Walter de Gruyter

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