Tekni-plex, Inc.

Phil Bourgeois

Guangda Shi

Induction heat-seal liner that allows a visual inspection of the product in the container to be made through the seal, and/or an aroma from the product to be detected through the seal, while the seal remains secured to the container to protect against leakage or contamination. In one embodiment, the liner has an intermediate metal-foil layer having a central opening, and a central liner portion, aligned in a thickness direction with a central opening of a metal-foil layer, comprises one or more materials or spaces that provide visibility into and/or aroma penetration from the open mouth of the container. In another embodiment, a dual heat-seal liner having a dispensing aperture is provided that heat seal bonds to both the cap and container to form a non-removable closure assembly that protects the metal-foil layer from degradation by the product being dispensed.

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Perrysburg, OH, United States of America

Phil Bourgeois