Process for forming a two-coat electrodeposited composite coating the composite coating and chip resistant electrodeposited coating composition
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United States of America Patent
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Jun 19, 2001
Grant Date -
N/A
app pub date -
May 11, 1999
filing date -
May 26, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process for applying two electrodeposited coatings, one on top of the other, to an electrically conductive substrate is provided. An electrically conductive first coating is applied to provide for corrosion resistance and a second polyurethane-based coating is applied to the first coating to provide chip resistance. Also, aqueous dispersions of the polyurethane coating compositions are disclosed.
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