Stabilization of wood substrates

Details Stabilization of wood substrates Stabilization of wood substrates

B - Operations, Transporting

27

K

B27K 3/34 (2006.01) B27K 3/36 (2006.01) C09D 7/12 (2006.01) C09D 15/00 (2006.01)

Patent

CA 2382621

The invention relates to a method of protecting wood against light-induced degradation by treatment with an impregnation which penetrates the surface of the wood comprising a) water without an organic solvent and b) a selected sterically hindered amine N-oxyl or N-hydroxyl. A further subject is the use of a sterically hindered amine N-oxyl or N-hydroxyl for the stabilization of wood.

La présente invention concerne un procédé de protection du bois, contre la dégradation induite par des rayonnements lumineux, au moyen d'un traitement par une imprégnation qui pénètre la surface du bois et contenant a) de l'eau sans solvant organique et b) une N-oxyl ou N-hydroxylamine à encombrement stérique, sélectionnée. Elle concerne aussi l'utilisation d'une N-oxyl ou N-hydroxylamine à encombrement stérique pour la stabilisation du bois.

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