Fire proof oriented strand board and its manufacture
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 9, 2016
Grant Date -
Apr 17, 2014
app pub date -
Apr 20, 2012
filing date -
Apr 20, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention pertains to a method of manufacturing a fire proof board from strands of wood, the method comprising the following steps in the given order: (a) providing strands of wood having a humidity between 5% and 25%, preferably between 5% and 20%, even more preferably between 8% and 20%, (b) immersing the strands of wood in a watery solution of a flame retardant chemical composition, (c) separating the strands of wood from each other, (d) at least in part drying the strands of wood thereby providing dry impregnated strands of wood, (e) applying an adhesive to the strands of wood, and (f) forming a board of a predetermined shape from the strands. The invention furthermore pertains to a board formed by a plurality of strands of wood that are compressed and bonded together with an adhesive, wherein the board further comprises a flame retardant chemical composition, said composition comprising a phosphate compound.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully