Product packaging with heat sealable barrier material
AssigneeBemis Company, Inc.
InventorsMichael D. Priscal, Kevin P. Nelson
Life of this patent
Estimating the term…
Abstract
A package that is suitable for packaging an article for collecting or administering a pharmaceutical active substance is disclosed. The package includes a first packaging component that includes a product-contacting sealant layer that includes a first ethylene vinyl alcohol copolymer. The package includes a second packaging component that includes a product-contacting sealant layer that includes a second ethylene vinyl alcohol copolymer. The ethylene content of the second ethylene vinyl alcohol copolymer is equal to or less than about 38 percent and the ethylene content of the first ethylene vinyl alcohol copolymer is greater than the ethylene content of the second ethylene vinyl alcohol copolymer.
Claims19
A package comprising:
- a first packaging component comprising a product-contacting sealant layer comprising a first ethylene vinyl alcohol copolymer;
- and
- a second packaging component comprising a product-contacting sealant layer comprising a second ethylene vinyl alcohol copolymer;
- wherein the ethylene content of the second ethylene vinyl alcohol copolymer is equal to or less than 38 percent, and wherein the ethylene content of the first ethylene vinyl alcohol copolymer is greater than the ethylene content of the second ethylene vinyl alcohol copolymer.
12-13. (canceled)
A package comprising:
- a first packaging component comprising a product-contacting sealant layer comprising a first ethylene vinyl alcohol copolymer and an aluminum foil layer;
- and
- a second packaging component comprising a product-contacting sealant layer comprising a second ethylene vinyl alcohol copolymer and a barrier layer comprising ethylene vinyl acetate (EVA);
- wherein the first ethylene vinyl alcohol copolymer has an ethylene content of 48 mol percent, wherein the second ethylene vinyl alcohol copolymer has an ethylene content of 38 mol percent, and wherein the first and second ethylene vinyl alcohol copolymers are heat sealed to each other.
Dependencies are inferred from the claim text.