Composition and process for coloring and preserving wood

Details Composition and process for coloring and preserving wood Composition and process for coloring and preserving wood

B - Operations, Transporting

27

K

6/15, 9/70

B27K 3/52 (2006.01) C09D 5/14 (2006.01)

Patent

CA 1151358

COMPOSITION AND PROCESS FOR COLORING AND PRESERVING WOOD ABSTRACT OF THE DISCLOSURE Method and composition for simultaneously coloring and preserving wood by a single application of a contacting solution comprising any one of several known water soluble chemical preservatives containing any or all of the following heavy metals: copper, chromium and zinc, to which pre- servative solution has been added one or more specific naphthalene or benzene derivative compounds having hydroxy, amino or sulfonic acid functional groups attached to a ring carbon atom. Without departing from the teachings of this invention the wood may first be treated with the preservative solution and then contacted with the benzene or naphthalene derivative compound. It is also possible to apply the benzene or naphthalene derivative to the wood initially, followed by the application of the preservative solution.

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