CORROSION PROTECTIVE LAYER WITH IMPROVED CHARACTERISTICS
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United States of America Patent
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Issued Date -
Mar 18, 2010
app pub date -
Jul 17, 2007
filing date -
Jul 31, 2006
priority date (Note) -
Abandoned
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Abstract
The invention relates to a corrosion-protective layer for protecting steel substrates from corrosion, comprising a zinc-chromium layer applied on the steel substrate by electrolytic joint deposition of zinc and chromium ions, and a chromate-free organic thin layer applied thereon, substantially comprising synthetic resins, and to a method for improving the paint adhesion of a zinc-chromium corrosion-protective layer.
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