The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 16, 2003
Filed:
Feb. 13, 2001
Applicant:
Inventors:
John Colvin, The Woodlands, TX (US);
Charles Vignal, The Woodlands, TX (US);
Philippe Edouard Tissot, Corpus Christi, TX (US);
Larry Raymond Crowe, Conroe, TX (US);
Assignee:
Houston Advanced Research Center, The Woodlands, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 3/04 ;
U.S. Cl.
CPC ...
B05D 3/04 ;
Abstract
The disclosed invention relates to polyisocyanate-impregnated lignocellulosic substrates having improved strength, water resistance and appearance, and also to methods and systems for producing such substrates. The polyisocyanate-impregnated lignocellulosic substrate are produced by impregnating a lignocellulosic substrate with an isocyanate resin, followed by polymerization of the isocyanate resin by applying a heated liquid to the impregnated substrate.