Metal treatment – Process of modifying or maintaining internal physical... – Processes of coating utilizing a reactive composition which...
Patent
1991-04-15
1993-07-13
Silverberg, Sam
Metal treatment
Process of modifying or maintaining internal physical...
Processes of coating utilizing a reactive composition which...
148265, 148272, 148275, 106 1415, C23C 2283
Patent
active
052269760
ABSTRACT:
Seal coating compositions and method of applying same, to metallic surfaces, particularly aluminum or alloys thereof, containing a previously formed protective coating on the metal surface, to provide for improved corrosion resistance beyond that provided by the previously formed protective coating. Aqueous solutions of the seal coating components are applied to the metal surface containing the previously formed coating which is subsequently rinsed and dried to provide metal articles having improved resistance to corrosion.
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Carlson Lawrence R.
Johnson Philip M.
Pierce John R.
Henkel Corporation
Jaeschke Wayne C.
Silverberg Sam
Span Patrick J.
Wisdom, Jr. Norvell E.
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