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Geopolymer as a fixation method for tannin-based wood preservatives
2023 - IRG/WP 23-30774
This study aims to test if a second step impregnation with a geopolymer solution can fix Colatan GT10, a commercial extract rich in tannins, to wood, reducing their leaching and improving their performance as wood preservatives. Scots pine sapwood specimens of 40×10×5 mm3 were impregnated with Colatan GT10 tannin mix, geopolymer, and as combined treatment Colatan GT10 with subsequent geopolymer ...
Y M López-Gómez, A Barbero-López, A Haapala
Field test method for wood in above ground situation - The full CEN/TC 38 guideline for the Sandwich method. Part 1 - Determining the relative protective effectiveness of a wood preservative
2024 - IRG/WP 24-41013
The attached draft CEN Technical Specification (i.e. pre-EN standard) has been drafted in order to become an alternative to the Lap-Joint test method (EN 12037:23) for testing of wood in above ground situation and the draft CEN/TS Part 1 is specifically intended for determining the relative protective effectiveness of a wood preservative. The new draft CEN/TS is based on a test method developed by...
M Westin, R Ringman, A Christof, F Friese