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. 25, 1985
Filed:
May. 03, 1983
Applicant:
Inventors:
Peter Hammerschmidt, Wiesbaden, DE;
Gunther Crass, Taunusstein, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428220 ; 428323 ; 428327 ; 428352 ; 428354 ; 428516 ; 428520 ; 428523 ; 428910 ; 428916 ; 4283084 ; 4283159 ; 4283173 ; 4283179 ; 4283186 ; 4283199 ;
Abstract
An adhesive tape is described, which is destroyed by delamination upon removal from a substrate but which may be unwound from a supply roll without destruction. The adhesive tape comprises an inner layer of a polyolefin having 2 to 6 carbon atoms containing in a finely distributed form solid organic particles with a size of from about 0.2 to 20 microns and polyolefin cover layers on both sides of the inner layer, one of which is coated with an adhesive and the other with a release coat.