Method of making a food or beverage container

Details Method of making a food or beverage container Method of making a food or beverage container

1989-12-26

1992-04-14

Arbes, Carl J.

Metal working

Method of mechanical manufacture

Combined manufacture including applying or shaping of fluent...

148253, 204 387, 413 19, 413 20, 430158, 430160, B23P 1700

Patent

active

051035502

ABSTRACT:
Disclosed is a food or beverage container or container panel comprised of an aluminum alloy body having an integral bottom and wall. An intermediate layer comprised of an aluminum oxide or aluminum hydroxide layer is bonded to the aluminum alloy body and a functionalized layer of an organo phosphonate, organo phosphinate or phosphate ester is bonded to the oxide or hydroxide layer. A polymer layer is bonded to the functionalized layer. The functionalized layer is comprised of the reaction product of phosphonic or phosphinic acid and/or phosphonic acid ester, for example.

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