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:
Oct. 12, 1999
Filed:
Jan. 14, 1998
Applicant:
Inventor:
John Fromwiller, Cary, NC (US);
Assignee:
Reichhold Chemicals, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 48 ; 528 52 ; 528 65 ; 528 745 ;
Abstract
The present invention provides a viscosity stable, quick curing aliphatic hot melt polyurethane adhesive. The adhesive is prepared by reacting a hot melt polyurethane prepolymer comprising an unblocked aliphatic polyisocyanate and a polyol with a catalyst comprising 1,8-diazobicyclo(5,4,0)undec-7-ene or salt or blocked compound thereof.