C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
C09J 5/00 (2006.01) B27M 3/00 (2006.01) C09J 5/02 (2006.01) C09J 161/06 (2006.01) C09J 161/24 (2006.01)
Patent
CA 2058165
The invention comprises a method for joining pieces of unseasoned or dried wood, by finger jointing or other joining technique. The wood may have a moisture content above the fibre saturation point of the wood, and as high as 50% or 100% or higher moisture content. A formaldehyde based adhesive is used. Ammonia or an amine or amine derivative compound or chromic acid or sodium periodate is applied to the joint. The adhesive may be applied to one side of the joint and the ammonia or amine compound or similar to the other side.
Lomax Terence D.
Parker Jeffery R.
Plackett David V.
Taylor Jeremy B. M.
Mbm & Co.
New Zealand Forest Research Institute Ltd.
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