JPH0611822B

Rubber compositions are disclosed which essentially comprise ethylene/alpha-olefin rubbers and specified amounts of a selected class of aromatic hydrocarbon resins containing a phenolic hydroxyl group and having specified hydroxyl numbers and softening points. The composition is highly roll-retentiv...

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Bibliographische Detailangaben
Hauptverfasser:	MAKINO MASAHARU, SATO NAOTAKE
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:	Rubber compositions are disclosed which essentially comprise ethylene/alpha-olefin rubbers and specified amounts of a selected class of aromatic hydrocarbon resins containing a phenolic hydroxyl group and having specified hydroxyl numbers and softening points. The composition is highly roll-retentive and sufficiently tacky in an unvulvcanized state with vulcanization speed and vulcanizate quality held at an optimum level.