C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 31/00 (2006.01) B32B 27/08 (2006.01)
Patent
CA 2083314
The present invention is directed, to a film suitable for packaging medical solutions and other pH sensitive products. Product pH is controlled by including an ionomer resin blended with a vinyl carboxylate copolymer in a film layer or adhesive. Alternatively, the ionomer may be present as either a core layer, strength layer, or other distinct layer positioned between the sealant layer and the vinyl carboxylate copolymer containing layer.
Ebner Cynthia L.
Mueller Walter B.
Roberts William P.
Cryovac Inc.
Smart & Biggar
W.r. Grace & Co.,-Conn.
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