Laminated closure for a plastic container

Details Laminated closure for a plastic container Laminated closure for a plastic container

1987-01-27

1988-07-19

Foster, Jimmy G.

Receptacles

Closures

Removable closure retained by adhesive or fusion means

220270, 215232, B65D 1734

Patent

active

047579145

ABSTRACT:
This relates to a closure for a plastic container wherein the closure is to be heat bonded to the container. The closure is of a laminated construction and includes an outer structural layer of plastic material, a combined electric heat inductive and barrier layer, and an inner bond forming plastic material layer. The bond forming inner layer is thin as compared to the thickness of the structural outer layer. The barrier layer is formed of a metal foil, preferably aluminum, and is also quite thin.

REFERENCES:
patent: 4024008 (1977-05-01), Gregornik et al.
patent: 4171084 (1979-10-01), Smith
patent: 4244369 (1981-01-01), McAvinn et al.
patent: 4253901 (1981-03-01), Aslakson
patent: 4513876 (1985-04-01), Buchner
patent: 4533063 (1985-08-01), Buchner et al.
patent: 4545842 (1985-10-01), Parsons

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