Container and method of manufacture
AssigneeRing Container Technologies, LLC
InventorsPaul Vincent Kelley, Michael Green, Douglas Miles Dygert, Daniel M. Futral
Life of this patent
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Abstract
A method for manufacturing a container includes forming a top portion of a preform by injecting a first material into a mold. A bottom portion of the preform is formed by injecting a second material into the mold to form inner and outer layers of the bottom portion and injecting a third material into the mold to form an intermediate layer of the bottom portion that is positioned between the inner layer and the outer layer. The third material includes virgin polyethylene terephthalate and an additive.
Claims21
1-20. (canceled)
A finished container comprising:
- an inner portion;
- an intermediate portion;
- and
- an outer portion,
- wherein the inner portion and the outer portion each comprise a recycled material, and
- wherein the intermediate portion comprises an oxygen barrier.
A finished container comprising:
- an inner portion;
- an intermediate portion;
- and
- an outer portion,
- wherein the inner portion and the outer portion each comprise post-consumer material, and
- wherein the intermediate portion comprises an oxygen barrier.
A finished container comprising:
- an inner portion;
- an intermediate portion;
- and
- an outer portion,
- wherein the inner portion and the outer portion each comprise a recycled material,
- wherein the intermediate portion comprises an oxygen barrier,
- wherein the oxygen barrier comprises about 0.35 wt. % of the container,
- wherein the oxygen barrier consists of a copolymer of polytetramethylene ether glycol (PTMEG) and polyethylene terephthalate (PET), and
- wherein the recycled material comprises PET.
Dependencies are inferred from the claim text.