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:
Jan. 30, 1996
Filed:
Aug. 31, 1994
Applicant:
Inventors:
Eber C Bianchini, Rochester, NY (US);
Anthony R Knoerzer, Plano, TX (US);
Larry A Parr, Canandaigua, NY (US);
Leland W Reid, Palmyra, NY (US);
Assignee:
Mobil Oil Corp., Fairfax, VA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428349 ; 2065246 ; 206819 ; 220D / ; 428 353 ; 428 354 ; 428 359 ; 428414 ; 4284242 ; 4284246 ; 428461 ; 4284755 ; 4284758 ; 428480 ; 428483 ; 428504 ; 428515 ; 428516 ; 428910 ;
Abstract
A polymeric film structure having improved oxygen and moisture barrier characteristics is disclosed. The structure includes a polymeric substrate adapted to receive an oxygen barrier on one side thereof and a moisture barrier on the other side of the oxygen barrier. The oxygen barrier includes polyvinyl alcohol cross-linked with aldehyde containing cross-linking agents in the presence of a catalytic amount of an inorganic acid, preferably sulfuric acid. The moisture barrier is a metallized polymeric composite, preferably metallized oriented polypropylene.