Continuous coil pretreatment process

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11807942
APP PUB NO 20160319440A1
SERIAL NO

15142384

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Described herein is a continuous coil pretreatment process used to treat the surface of an aluminum alloy sheet or coil for subsequent deposition of an acidic organophosphorus compound. The process can include applying a cleaner to a surface of an aluminum sheet or a coil; etching the surface of the aluminum sheet or the coil with an acidic solution; rinsing the surface of the aluminum sheet or the coil with deionized water; applying to the surface of the aluminum sheet or the coil a solution of an acidic organophosphorus compound; rinsing the surface of the aluminum sheet or the coil with deionized water; and drying the surface of the aluminum sheet or the coil.

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Patent Owner(s)

  • NOVELIS INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bull, Michael Brighton, US 15 63
MacFarlane, Theresa Elizabeth Woodstock, US 14 15

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