Wood adhesives

C - Chemistry – Metallurgy – 08 – G

Patent

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Details

C08G 18/40 (2006.01) C08G 18/08 (2006.01) C08G 18/10 (2006.01) C08G 18/70 (2006.01) C09J 175/04 (2006.01)

Patent

CA 2532341

The present invention relates to the use of compositions based on special isocyanate-terminated prepolymers as wood adhesives. The composition comprises at least one isocyanate-terminated prepolymer obtained by reacting at least one organic polyisocyanate and a mixture of at least two organic polyhydroxyl compounds containing at least 20 wt.% of fatty acid triglycerides containing hydroxyl groups, and at least 20 wt.% of polyethers having an average of at least two hydroxyl groups, and optionally auxiliary substances and additives.

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