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:
Jan. 07, 1992
Filed:
Mar. 11, 1991
Applicant:
Inventor:
Stephen M Willging, Minneapolis, MN (US);
Assignee:
H. B. Fuller Company, Saint Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
428182 ; 428186 ; 523208 ; 524 49 ; 524701 ; 524728 ; 524843 ; 524844 ;
Abstract
Formaldehyde containing resins used as curing, setting or crosslinking resins in a variety of natural product adhesives can be made with surprisingly low and novel levels of free formaldehyde, can be made using reactants that can remove free formaldehyde from the resin solution or from the adhesive.