FOAMABLE VINYL CHLORIDE RESIN COMPOSITION

PURPOSE:To prepare the title compsn. which can form uniform and fine cells, allows no plateout, and is free from the thermal decomposition of polyvinyl chloride even during foaming at 4 high temp. CONSTITUTION:The title compsn. is prepd. by compounding 100 pts.wt. vinyl chloride resin having an aver...

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Bibliographische Detailangaben
Hauptverfasser:	ISHIMATSU HIROSHI, KAMISAKA TOSHIO
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS WORKING-UP
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Beschreibung
Zusammenfassung:	PURPOSE:To prepare the title compsn. which can form uniform and fine cells, allows no plateout, and is free from the thermal decomposition of polyvinyl chloride even during foaming at 4 high temp. CONSTITUTION:The title compsn. is prepd. by compounding 100 pts.wt. vinyl chloride resin having an average degree of polymn. of 400-1,000, 2-25 pts.wt. polymethyl methacrylate, 0.1-4 pts.wt. thermally decomposable inorg. blowing agent, 1-25 pts.wt. calcium carbonate, and 0.1-1 pt.wt. sorbitol-benzaldehyde condensate.