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. 23, 2002
Filed:
Apr. 21, 1999
Applicant:
Inventors:
Assignee:
Mitsubishi Polyester Film GmbH, Wiesbaden, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/508 ; B32B 1/800 ; B32B 2/706 ; B32B 2/736 ;
U.S. Cl.
CPC ...
B32B 1/508 ; B32B 1/800 ; B32B 2/706 ; B32B 2/736 ;
Abstract
The invention relates to a biaxially oriented polyester film having at least two layers and which, together with good processing performance, after it has been metalized or has been coated with oxidic materials, is a very good gas or oxygen barrier, and which has been built up from at least one base layer and at least one outer layer applied to this base layer, where the film has a planar orientation &Dgr;p of greater than