RUBBER COMPOSITION AND TIRE

PROBLEM TO BE SOLVED: To provide a rubber composition imparting an improved tire. SOLUTION: The invention relates to the curable rubber composition with reduced hysteresis characteristics comprising 100 pts of an elastomer polymer and 5-80 pts.wt of a carbon black, wherein the elastomer polymer has...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MORITA KOICHI, STAYER JR MARK L, LAWSON DAVID F, OZAWA YOICHI, FUJIO RYOTA
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide a rubber composition imparting an improved tire. SOLUTION: The invention relates to the curable rubber composition with reduced hysteresis characteristics comprising 100 pts of an elastomer polymer and 5-80 pts.wt of a carbon black, wherein the elastomer polymer has a chain containing a functional group A äintroduced from a polymerization initiator and a polarity regulator having a general formula LiA [A is selected from a group of cyclic amines having a general formula shown in the figure, (R2is selected from an alkylene group having 6-8 methylene groups)]}. The invention relates to the tire composed of the rubber composition, having reduced rolling resistance caused of the tread material. COPYRIGHT: (C)2007,JPO&INPIT