Project
Paints and varnishes - Coating materials and coating systems for exterior wood - Part 15: Assessment of bleeding of coloured wood extractives through a coating by means of a water immersion test; German version FprCEN/TS 927-15:2024
Abstract
This document describes a test method using water immersion test for assessing the discoloration of coatings on tannic wood (oak, chestnut) by tannin staining due to wood extractives. Leachates of coated and uncoated wood are collected after the immersion procedure and their colour is compared. The colour of the coated wood before and after immersion tests is also compared.
Begin
2022-07-06
WI
00139766
Planned document number
DIN CEN/TS 927-15
Project number
00201161
