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:
Jul. 13, 2004
Filed:
Oct. 11, 2002
Applicant:
Inventor:
Georg Schwinn, Gronau, DE;
Assignee:
Nordenia Deutschland Gronau GmbH, Gronau, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 1/302 ;
U.S. Cl.
CPC ...
A61F 1/302 ;
Abstract
A release foil comprising a plastic carrier and a silicone coating forming a layer with low adhesion versus an adhesive layer of a substrate laminated to it. According to the invention, the plastic carrier comprises a barrier layer for absorbing substances migrating out of the adhesive layer. The barrier layer consists of an ethylene-vinyl-acetate copolymer, ethylene-(meth)acrylic acid copolymer, or styrene block copolymer, or mixtures of said components.