PREPARATION OF SHEET MOLDING COMPOUND

PURPOSE:To obtain an SMC (sheet molding compound), capable of giving a molded article having high a mechanical strength and good surface gloss, and moldable at a low pressure, by using an unsaturated polyester, obtained from fumaric acid and/or maleic anhydride and a noncyclic polyol, and having a m...

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Bibliographische Detailangaben
Hauptverfasser:	IWASE SUMIO, FUJITA TAKETOSHI, NEMOTO YOUSUI
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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Beschreibung
Zusammenfassung:	PURPOSE:To obtain an SMC (sheet molding compound), capable of giving a molded article having high a mechanical strength and good surface gloss, and moldable at a low pressure, by using an unsaturated polyester, obtained from fumaric acid and/or maleic anhydride and a noncyclic polyol, and having a molecular weight in a specific range. CONSTITUTION:A liquid composition containing (A) 100pts.wt. unsaturated polyester obtained by reacting fumaric acid and/or maleic anhydride with a noncylic polyol having a molecular weight