Container including an aluminum panel having a portion removable

Details Container including an aluminum panel having a portion removable Container including an aluminum panel having a portion removable

1975-06-30

1976-06-15

Steiner, Arthur J.

Receptacles

Receptacle side wall made of two or more layers of material...

Beverage receptacle

291975, 220270, 426131, 426398, B65D 2534

Patent

active

039631435

ABSTRACT:
An improved container featuring an aluminum end or panel having a tear open portion defined by score lines provided in an aluminum composite having a core composed of an aluminum alloy consisting essentially of 1 to 7% of one or more elements selected of the group of up to 3% copper, up to 4% magnesium and up to 1.5% manganese, the balance essentially aluminum and an aluminum cladding layer consisting of aluminum and, optionally, some amount of zinc but less than 1% with the cladding facing the contents of the container. The solution potential of the core and cladding are controlled in order to achieve the desired protection. A thermal treatment can be employed to control the electrochemical performance of certain composites.

REFERENCES:
patent: 3502448 (1970-03-01), Anderson et al.
patent: 3857973 (1974-12-01), McKee

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