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:
Aug. 14, 2007
Filed:
May. 08, 2001
Applicants:
Ulrich Reiners, Venray, NL;
Erik Järund, Fjällbacka, SE;
Leif Linné, Rydebäck, SE;
Inventors:
Assignee:
Convenience Food Systems B.V., AA Bakel, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/08 (2006.01); B32B 27/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A paper-like multilayer barrier film comprises a filled polypropylene layer and several unfilled layers. The filled layer contains 40-75% by wt. of inorganic fillers, forms one of the two outside layers of the film, and has a thickness of at least 40 μm. The unfilled layers include a barrier layer, a sealing layer, and optionally at least one adhesive layer. The ratio of the total thickness of the unfilled layers to the thickness of the filled layer is in the range of 1:8 to 1:1.2.