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:
Dec. 07, 1999
Filed:
Sep. 16, 1993
Applicant:
Inventors:
Walter Meckel, Neuss, DE;
Eduard Hansel, Langenfeld, DE;
Klaus Konig, Odenthal, DE;
Otto Ganster, Odenthal, DE;
Jorg Buchner, Bergisch Gladbach, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08L / ; C08G / ;
U.S. Cl.
CPC ...
524590 ; 524539 ; 528 44 ; 528 59 ; 528 60 ; 528 66 ; 528 76 ; 528 77 ; 528 80 ; 528 81 ; 528 84 ; 528 85 ;
Abstract
The present invention relates to solvent-free two-component polyurethane adhesive systems with high initial strengths and low levels of migration derived from a select reactants comprising a hydroxyl polyester and an isocyanate containing prepolymer.