POLYESTER RESIN COMPOSITION HAVING EXCELLENT MOLDABILITY

PURPOSE:To provide a filler-reinforced polyethylene terephthalate resin compsn. having excellent moldability and physical properties, containing a specified polyester resin, a filler, a salt of an org. acid and a polyalkylene glycol. CONSTITUTION:100pts.wt. polyester resin contg. ethylene terephthal...

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Bibliographische Detailangaben
Hauptverfasser:	TANIGUCHI TOSHIROU, YOKOTA SHINICHI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	PURPOSE:To provide a filler-reinforced polyethylene terephthalate resin compsn. having excellent moldability and physical properties, containing a specified polyester resin, a filler, a salt of an org. acid and a polyalkylene glycol. CONSTITUTION:100pts.wt. polyester resin contg. ethylene terephthalate unit of 80mol% or above and having an intrinsic viscosity of 0.4 or above, 10- 140pts.wt. reinforcing material or filler such as talc, clay or glass fiber, 0.05- 20pts.wt. salt of a specified carboxylic acid such as potassium or sodium salt of a 7-25C carboxylic acid or of a carboxyl group-contg. polymer such as sodium stearate or sodium salt of an ethylene-methacrylic acid copolymer, and 0.1- 10pts.wt. polyalkylene glycol of the formula (wherein R1, R1' are each H, lower alkyl; R2 is a 2-4C alkylene; n>=5), are blended together.