SEALING AGENT OF POLYESTER RESIN

PURPOSE:To obtain the subject sealing material useful for paper containers or plastic containers for foods, having excellent heat sealability, flavor properties and film moldability, having specific properties. CONSTITUTION:The objective sealing material consisting of (A) an acid component comprisin...

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Bibliographische Detailangaben
Hauptverfasser:	MORI KEIJI, KAMOTO TAKESHI, NISHIHARA SEIKI, SUGIHARA SHIGEHARU, FUKUDA KOJI
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 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 the subject sealing material useful for paper containers or plastic containers for foods, having excellent heat sealability, flavor properties and film moldability, having specific properties. CONSTITUTION:The objective sealing material consisting of (A) an acid component comprising (i) 95-100mol% aromatic dicarboxylic acid preferably composed of 65-85mol% terephthalic acid and 15-35mol% isophthalic acid and (ii) =0.80 and Z-average molecular weight (Mz) calculated as polystyrene satisfying 600X10 >=Mz>=280X10 .