Screw removal adjuvant, method for disassembling cleaning and precleaning screw by using such adjuvant, and use of a resin composition for such adjuvant

A screw removal aid for resin processing machines, characterized by comprising a resin composition containing (A) a lubricant having a surface tension of 32 mN/m or less and a melting point or a softening temperature of 70°C or higher and (B) a thermoplastic resin having a surface tension larger by...

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Bibliographische Detailangaben
Hauptverfasser:	KOBAYASHI, EIKO, NOBE, YOHEI, WATANABE, TAKU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES CANDLES CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS DETERGENT COMPOSITIONS DETERGENTS FATTY ACIDS THEREFROM METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS RECOVERY OF GLYCEROL RESIN SOAPS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SOAP OR SOAP-MAKING THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING USE OF SINGLE SUBSTANCES AS DETERGENTS WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A screw removal aid for resin processing machines, characterized by comprising a resin composition containing (A) a lubricant having a surface tension of 32 mN/m or less and a melting point or a softening temperature of 70°C or higher and (B) a thermoplastic resin having a surface tension larger by 5 mN/m or more than that of the component (A), also characterized by having a surface tension of 32 mN/m or less after being warmed at 80°C for 16 hours.