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US 12,194,654 B2Granted
Laminated veneer lumber product and method for manufacturing thereof
AssigneeStora Enso OYJ
InventorJanne Pynnönen
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Abstract
The present invention relates to a process for preparing laminated veneer lumber treated with microfibrillated cellulose. The invention also relates to a modified laminated veneer lumber product produced using said process.
Claims4
A process for preparing a laminated veneer lumber product comprising the steps of
- a) providing layers of never dried veneer;
- b) applying a dispersion comprising microfibrillated cellulose, on at least one side of each layer of never dried veneer, wherein the dispersion comprising microfibrillated cellulose has a solid content of from 0.1 wt-% to 2 wt-%;
- c) drying the layers of never dried veneer after step b);
- d) applying adhesive on at least one side of the layers of never dried veneer after step c);
- and
- e) forming a laminated veneer lumber by pressing the layers of never dried veneer obtained after step d) together during heating at a temperature of from 110° C. to 130° C.
3 more elements
Dependencies are inferred from the claim text.