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:
Dec. 31, 2002
Filed:
May. 15, 1998
Graham R. Piper, Greenville, SC (US);
Ram K. Ramesh, Greenville, SC (US);
Cryovac, Inc., Duncan, SC (US);
Abstract
A multilayer film including an outer layer that includes a homo- or interpolymer of propylene and, directly adhered to the outer layer, a layer that includes a homogeneous ethylene/&agr;-olefin interpolymer having a density of no more than about 0.91 g/cm exhibits good seal strength and good adhesion between the two layers, even in areas where the film is sealed, even after the film is oriented, even when the film is subjected to the elevated temperatures involved in cook-in procedures, and even where the film is subjected to, e.g., grease from fatty foods. The film also can include one or more, for example, bulk layers, O -barrier layers, and/or abuse layers.