C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
6/15
C09D 5/14 (2006.01) A01N 59/16 (2006.01) A01N 59/20 (2006.01) B27K 3/52 (2006.01)
Patent
CA 1250701
Abstract The present invention provides a method and composi- tion for preserving wood and other cellulose based materials against destructive organisms responsible for rot and decay, namely fungus and insects. The composition comprises an aqueous ammoniacal solution of a preservative metal compound and an organic acid selected from the group consisting of aliphatic dicarboxylic acids containing 2-10 carbon atoms per molecule, aliphatic mono, di or tricarboxylic hydroxy acids containing 2-6 carbon atoms per molecule or a mixture of these acids and/or their salts. The preservative compo- sition may be applied by dipping, soaking, spraying, brush- ing or by any other well known means including vacuum and/or pressure applications.
491309
Leach Robert M.
Ziobro Richard J.
Macrae & Co.
Osmose Wood Preserving Inc.
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