LUBRICATING RUBBER COMPOSITION

PURPOSE:To obtain a composition having excellent elastomer characteristics and lubricating characteristics without impairing sealing properties and following properties, etc., and suitable for sliding material by blending a tetrafluoroethylene-ethylene copolymer with a copolymer, etc., selected from...

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Bibliographische Detailangaben
Hauptverfasser:	SHIMIZU YUKIMASA, OKI YOSHIRO, KANEKO TAKEO, SUGITANI KAZUTOSHI, YAGI HIDEJI
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS FUELS GENERAL PROCESSES OF COMPOUNDING LUBRICANTS LUBRICATING COMPOSITIONS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PEAT PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MONOXIDE THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION WORKING-UP
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Beschreibung
Zusammenfassung:	PURPOSE:To obtain a composition having excellent elastomer characteristics and lubricating characteristics without impairing sealing properties and following properties, etc., and suitable for sliding material by blending a tetrafluoroethylene-ethylene copolymer with a copolymer, etc., selected from tetrafluoroethylene-propylene copolymer, etc. CONSTITUTION:(A) Tetrafluoroethylene-ethylene copolymer having 1-20g/10min melt index is blended with (B) one or more kind of copolymers selected from tetrafluoroethylene-propylene copolymer, vinylidene fluoride-hexafluoropropylene copolymer and vinylidene fluoride-hexafluoropropylene-tetrafluoroethylene copolymer at an blend weight ratio of 50:50-5:95 and 100 pts.wt. total amount of the components A and B is blended with (C) 5-50 pts.wt. low-molecular fluorine- containing polymer (e.g. tetrafluoroethylene polymer) having