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:
Apr. 03, 1990
Filed:
Jul. 20, 1988
Applicant:
Inventors:
Heinz-Guenther Schulte, Muelheim, DE;
Guenter Tauber, Duesseldorf, DE;
Wolfgang Pille-Wolf, Hilden, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C09J / ;
U.S. Cl.
CPC ...
428420 ; 156276 ; 156281 ; 1563073 ; 156314 ; 156319 ; 252194 ; 427333 ; 427340 ; 427341 ;
Abstract
A process for improving the bonding of hotmelt materials which post crosslink in the presence of moisture, to water vapor impermeable substrates by applying an activator material, which release bound water at the hotmelt application temperature, to at least one of the water vapor impermeable substrates.