Laminated metal sheet
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United States of America Patent
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Mar 31, 1992
Issued Date -
N/A
app pub date -
May 28, 1991
filing date -
Oct 15, 1987
priority date (Note) -
Expired
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Abstract
A laminated metal sheet, the metal sheet having adhered on at least one of its major surfaces a composite film comprising: (A1) an inner layer of a thermoplastic polymer incorporating a white pigment and a toner for compensating for the natural color of the metal sheet, and (B1) an outer layer of a thermoplastic polymer incorporating a white pigment, the concentration of white pigment in layer (B1) being lower than the concentration of white pigment in layer (A1). The laminated metal sheet of the invention is useful for forming into containers or various components thereof.
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