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US 11,554,894 B2Granted
Peelable resealable membrane for containers
AssigneeSonoco Development, Inc.
InventorScott William Huffer
Life of this patent
Estimating the term…
Abstract
The invention comprises a peelable membrane for resealably closing a metal end comprising an outer layer, a tacky layer, and a heat seal layer. The heat seal layer is permanently sealed to the metal end to cover at least one opening in the metal end. The tacky layer causes the peelable membrane to be resealable onto the metal end.
Claims26
A container comprising:
- a metal end defining at least one opening into the container;
- a peelable membrane comprising:
- an outer layer;
- a tacky layer, wherein the tacky layer is bonded to the outer layer;
- and
- a heat seal layer, wherein the heat seal layer is bonded to the tacky layer,
- wherein the heat seal layer is permanently sealed to the metal end to close the at least one opening, and
- wherein the tacky layer allows the peelable membrane to be resealable onto the metal end.
5 more elements
A container comprising:
- an outer layer;
- a nylon layer, wherein the nylon layer is permanently bonded to the outer layer;
- a foil layer, wherein the foil layer is permanently bonded to the nylon layer;
- an additional layer, wherein the additional layer is permanently bonded to the foil layer;
- a tacky layer, wherein the tacky layer is bonded to the additional layer;
- and
- a heat seal layer, wherein the heat seal layer is bonded to the tacky layer;
- a metal end defining at least one opening, wherein the metal end is permanently bonded to the heat seal layer such that the heat seal layer covers the at least one opening,
- wherein the container end is peelable and resealable.
6 more elements
Dependencies are inferred from the claim text.