B - Operations – Transporting – 27 – N
Patent
B - Operations, Transporting
27
N
18/1010
B27N 3/02 (2006.01) B27N 1/00 (2006.01)
Patent
CA 1203657
ABSTRACT OF THE DISCLOSURE A method for the production of particleboards by addi- tion of a formaldehyde absorbing agent, a hydrophobing agent and a curable formaldehyde based glue to wood based particles, shaping of the particle mass and subsequent curing of the glue by applica- tion of pressure and heat. The quality of the board is improved by keeping the hydrophobing agent heated above its melting temper- ature in the presence of the particles before the gluing.
427531
Mansson Bjorn
Sirenius Kurt
Sundin Birger
Ab Casco
Fetherstonhaugh & Co.
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