Metal treatment – Compositions – Heat treating
Patent
1985-03-18
1987-01-20
Silverberg, Sam
Metal treatment
Compositions
Heat treating
C23C 2226
Patent
active
046378405
ABSTRACT:
A coating process for aluminum-zinc alloy plated sheet steel provides an article having a surface of improved formability and enhanced corrosion resistance; appearance and paintability. The coating is applied in aqueous form at a prescribed pH value and dried. The aqueous coating contains a water dispersible or water soluble resin and hexavalent chromium in desired proportions.
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patent: 4373968 (1985-02-01), Hess
Fujii Haruki
Fukuda Akimitsu
Ikada Shoji
Okumura Yasuo
Kluegel Arthur E.
Nihon Parkerizing Co. Ltd.
Silverberg Sam
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