PROCESS FOR PREPARING POLYURETHANE FOAMS

There is provided a weatherable polyurethane foam produced from a polydiene diol having a number average molecular weight from 1,000 to 20,000 and a functionality of from 1.6 to 2, an aliphatic or cycloaliphatic polyisocyanate, and a stabilizer. The polydiene diol foams have excellent stability unde...

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Bibliographische Detailangaben
Hauptverfasser:	ST. CLAIR, DAVID, JOHN, HERNANDEZ, HECTOR
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	There is provided a weatherable polyurethane foam produced from a polydiene diol having a number average molecular weight from 1,000 to 20,000 and a functionality of from 1.6 to 2, an aliphatic or cycloaliphatic polyisocyanate, and a stabilizer. The polydiene diol foams have excellent stability under sunlight exposure.