Patent Number: 6,333,097

Title: Dimensionally stable oriented strand board (OSB) and method for making thesame

Abstract: The present invention is concerned with a method for obtaining a woodpanel, preferably an OSB panel, with significantly reduced thicknessswelling properties when exposed to or contacted with moisture or water.The novel dimensionally stable panels are obtained by an alternatevacuum--steam injection method. The method is an after-fabrication, orpost-treatment method, and involves one or more cycles of applying avacuum followed by injection of hot steam in a sealed treatment chamber.

Inventors: Go; Andrew (Kirkland, CA), Pettersen; Wallace S. (Bagley, MN), Laplante; Alain (Senneterre, CA)


International Classification: B27N 7/00 (20060101); B23B 007/02 ()

Expiration Date: 12/25/2014