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2. Wood glue - Wikipedia

   en.wikipedia.org/wiki/Wood_glue

   Wood glue is an adhesive used to tightly bond pieces of wood together. Many substances have been used as glues. Many substances have been used as glues. Traditionally animal proteins like casein from milk or collagen from animal hides and bones were boiled down to make early glues.

3. Wood flooring - Wikipedia

   en.wikipedia.org/wiki/Wood_flooring

   Additionally, engineered wood flooring may use the glue-down method as well. A layer of mastic is placed onto the sub-floor using a trowel similar to those used in laying ceramic tile. The wood pieces are then laid on top of the glue and hammered into place using a rubber mallet and a protected 2x4 to create a level floor.

4. Flooring - Wikipedia

   en.wikipedia.org/wiki/Flooring

   Before this installation method, the carpet was tacked down with staples throughout the installation which is why the new method is called tackless installation; as you no longer need nails in the middle of the floor. Direct glue down occurs when you spread special carpet adhesive over the substrate and then roll the carpet onto the glue to ...

5. Cross-laminated timber - Wikipedia

   en.wikipedia.org/wiki/Cross-laminated_timber

   In the through-feed process extruder heads distribute parallel threads of adhesive along the piece of lumber in an airtight system to avoid air gaps in the glue that could affect bonding strength. This is typically used for phenol resorcinol formaldehyde (PRF) or polyurethane-reactive (PUR) adhesives. For PUR adhesives, the layers of lumber may ...

6. Oriented strand board - Wikipedia

   en.wikipedia.org/wiki/Oriented_strand_board

   The adhesive resins types used include: urea-formaldehyde (OSB type 1, nonstructural, nonwaterproof); isocyanate-based glue (or PMDI poly-methylene diphenyl diisocyanate based) in inner regions with melamine-urea-formaldehyde or phenol formaldehyde resin glues at surface (OSB type 2, structural, water resistant on face); phenol formaldehyde ...

7. List of polyurethane applications - Wikipedia

   en.wikipedia.org/wiki/List_of_polyurethane...

   It was introduced to the general North American market in the 1990s as Gorilla Glue and Excel, but had been available in Europe much earlier. Polyurethane is the basis for some construction adhesives in a caulking tube format. [15] On the way to a new and better glue for bookbinders, a new adhesive system was introduced for the first time in ...