Composições curáveis e substratos revestidos

This invention relates to a curable composition comprising a solvent solution of a mixture comprising: (i) at least one hydroxy-functional acrylic-polymer; and (ii) at least one low molecular weight polyol reactive diluent; (iii) at least one polyisocyanate; (iv) a metal catalyst, such as a tin comp...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: THOMAS J. STAUNTON, WEILIN TANG
Format: Patent
Sprache:por
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Beschreibung
Zusammenfassung:This invention relates to a curable composition comprising a solvent solution of a mixture comprising: (i) at least one hydroxy-functional acrylic-polymer; and (ii) at least one low molecular weight polyol reactive diluent; (iii) at least one polyisocyanate; (iv) a metal catalyst, such as a tin compound, for accelerating the isocyanate/hydroxyl reaction; and (v) propionic acid.