Multilayered enamelling process
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United States of America Patent
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Dec 26, 2000
Grant Date -
N/A
app pub date -
May 17, 1999
filing date -
Sep 3, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to a process for the production of a multilayer lacquer coating on a substrate having an autophoretically coatable, metallic surface, in which a first priming coat of an autophoretically depositable coating composition is autophoretically deposited and then stoved and one or more subsequent coats are then applied by spraying, wherein the autophoretically depositable coating composition contains one or more constituents having an adhesion promoting action and/or wherein before one or more further coats are applied by spraying, the stoved priming layer produced by autophoretic deposition is physically and/or chemically treated and/or provided with an adhesion promoting coat.
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