Transparent coating agents and the use thereof to produce multi-layered coatings
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United States of America Patent
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Mar 12, 2002
Grant Date -
N/A
app pub date -
Mar 16, 2000
filing date -
Jun 18, 1997
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Expired
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Abstract
Clear lacquer coating media suitable for multi-layer coatings, containing self-crosslinking or externally crosslinkable binder vehicles, organic solvents, and in the case of externally-crosslinkable binder vehicles containing one or more crosslinking agents which are different from aldehyde condensation resins, and optionally also containing one or more reactive thinners and customary additives for clear lacquers, with an additional content of A) 0.1 to 3% by weight one or more urea compounds, and B) 0.05 to 10% by weight one or more substances which supply formaldehyde, with respect in each case to the resin solids content which is formed by the binder vehicles, reactive thinners and crosslinking agents.
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