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:
Jun. 08, 1993
Filed:
Feb. 25, 1992
Applicant:
Inventors:
Jau T Lim, Vancouver, CA;
Shui-Tung Chiu, Coquitlam, CA;
Assignees:
Borden Inc., Columbus, OH (US);
Trus Joist MacMillan, Boise, ID (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B27N / ;
U.S. Cl.
CPC ...
264 83 ; 264109 ; 264122 ;
Abstract
The present invention relates to a method of producing a waferboard by applying first a liquid phenol formaldehyde resin to the surface of the wafers then a powdered phenol formaldehyde resin followed by forming a layup and pressing at elevated temperature and pressure using steam pressing techniques to consolidate the layup into a board and set the phenol formaldehyde adhesive.