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Change in the colour of transparent surface finish on hydrothermally treated wood
Názov Change in the colour of transparent surface finish on hydrothermally treated wood Aut.údaje Gabriela Slabejová, Zuzana Vidholdová, Mária Šmidriaková Autor Slabejová Gabriela TUZDFNDV - Katedra nábytku a drevárskych výrobkov Spoluautori Vidholdová Zuzana TUZDFDT - Katedra drevárskych technológií Šmidriaková Mária TUZDFNDV - Katedra nábytku a drevárskych výrobkov Zdroj.dok. Acta Facultatis Xylologiae Zvolen : vedecký časopis Drevárskej fakulty. Vol. 65, no. 1 (2023), s. 45-56. - Zvolen : Technická univerzita vo Zvolene, 2023 Poznámky Lit. Jazyk dok. angličtina Krajina Slovenská republika Systematika 630*176.1 621.793/.795 630*846/*847 Heslá farebné zmeny - colour changes * breza - birch - Betula L. * javor - maple - Acer * povrchová úprava - surface finishing * hydrotermická úprava dreva - hydrothermal treatment of wood Anotácia The paper deals with the influence of ageing in the dark and in the light on the colour of a transparent surface finish. In the experiments, Paper birch (Betula papyrifera Marsh) and Norway maple wood (Acer pseudoplatanus L.) were hydrothermally treated at 135 °C under saturated water vapour for 6 hours. The colour parameters were measured after native wood and thermally treated wood were surface finished. Three different types of surface finishes (acrylic-polyurethane, polyacrylic and aldehyde resin, and alkyd resin) were applied on the wood surfaces. The colour parameters of the tested surfaces (system CIE L*a*b*, chroma C*, hue angle h°) were measured immediately after surface finishing and ageing. The tested samples were aged either in the dark or in the sunlight behind windows glass, in the interior, for 60 days. The results showed that the colour of the wood and the colour of surface finishes changed after ageing in the dark and the light. The changes were different. The surfaces mostly lighten up in the dark and darken in the light. URL https://df.tuzvo.sk/sites/default/files/04-01-23_0.pdf Kategória publikačnej činnosti ADN Báza dát xcla - ČLÁNKY Druh dok. RBX - rozpis článkov z periodík Odkazy PERIODIKÁ-Súborný záznam periodika Čísla 2023: 1 článok
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