Heat-curable coating materials

The invention relates to a heat-curing coating material comprising (A) a carboxyl-functional polyester prepared by a condensation reaction of aliphatic, and/or cycloaliphatic polyols with aliphatic and/or cycloaliphatic and/or aromatic polycarboxylic acid and anhydrides, where the polyester has a Tg...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WENZLER, MANFRED, KAPLAN, ANDREAS, HEINZ, JURG
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a heat-curing coating material comprising (A) a carboxyl-functional polyester prepared by a condensation reaction of aliphatic, and/or cycloaliphatic polyols with aliphatic and/or cycloaliphatic and/or aromatic polycarboxylic acid and anhydrides, where the polyester has a Tg in the range from 30 DEG C to 80 DEG C and an acid number of from about 20 to 100 [mg of KOH/g], and (B) an epoxy resin based on bisphenol A and epichlorohydrin, where the equivalents ratio of epoxy equivalents to carboxylic acid equivalents lies within the range from 0.6 to 1.2, and (C) at least one compound of the general formulae (I)-(X) as shown in claim 1.