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:
Feb. 28, 2006
Filed:
Jan. 20, 2004
Oliver Klein, Mainz, DE;
Herbert Peiffer, Mainz, DE;
Gottfried Hilkert, Saulheim, DE;
Mitsubishi Polyester Film GmbH, Wiesbaden, DE;
Abstract
Biaxially oriented polyester films which have a polyester-containing base layer (B) which additionally comprises poly(m-xyleneadipamide) and has been provided on at least one side with an overlayer (A) which has been coated with a barrier layer (D), said barrier layer comprising polyvinyl alcohol and a copolymer of maleic acid and acrylic acid, feature improved optical properties such as high gloss and low opacity and very good barrier properties, in particular toward the passage of oxygen, and, as a consequence of their insensitivity toward moisture, are suitable as a packaging material for foods or other consumable items.