Flexible uni-basecoat/two component clearcoat coating compositions
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United States of America Patent
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Jul 23, 1985
Grant Date -
N/A
app pub date -
Oct 13, 1983
filing date -
Oct 13, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention is directed to flexible basecoat/clearcoat coating systems which have excellent adherence to metal and plastic substrates and possess superior weathering properties. The clearcoat and basecoat composition comprises hydroxy-containing urethane modified polyester, made by reacting a urethane modified diol with polyol and diacid component, and crosslinking agent. The crosslinking agent of the pigmented basecoat composition comprises amine-aldehyde crosslinking agent. The crosslinking agent of the clearcoat comprises polyisocyanate crosslinking agent. Optionally, either or both compositions may comprise a high molecular weight linear polyurethane.
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