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.

Date of Patent:
Jan. 10, 2006

Filed:

Jul. 19, 2002
Applicants:

Herve M. Brebion, Simpsonville, SC (US);

Frank M. Hofmeister, Mauldin, SC (US);

Ram K. Ramesh, Cedar Rapids, IA (US);

Paul J. Satterwhite, Simpsonville, SC (US);

Inventors:

Herve M. Brebion, Simpsonville, SC (US);

Frank M. Hofmeister, Mauldin, SC (US);

Ram K. Ramesh, Cedar Rapids, IA (US);

Paul J. Satterwhite, Simpsonville, SC (US);

Assignee:

Cryovac, Inc., Duncan, SC (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 1/08 (2006.01); B32B 3/00 (2006.01); B32B 7/02 (2006.01); B32B 27/06 (2006.01); B29D 22/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A multilayer film includes a first layer comprising an amorphous polymer that exhibits a glass transition temperature, and a second layer forming an exterior layer of the multilayer film and comprising a sealant material capable of forming a heat-seal, the sealant material comprising a polymer that exhibits a melting point. The glass transition temperature of the amorphous polymer is greater than the melting point of the sealant material by at least about 45 degrees centigrade.


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