ADDITIVE FOR RUBBER

Provided is an additive for rubber that contains a sulfide composition, wherein the sulfide composition in the additive for rubber contains a sulfide compound having the repeating units shown by formula (1), the amount of repeating units (1) in which X=2 is at least 45 molar parts per 100 molar part...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MURAKAMI, Shinya, NISHIGUCHI, Hideaki, HIYAMA, Takehiro
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS 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:	Provided is an additive for rubber that contains a sulfide composition, wherein the sulfide composition in the additive for rubber contains a sulfide compound having the repeating units shown by formula (1), the amount of repeating units (1) in which X=2 is at least 45 molar parts per 100 molar parts of repeating units (1) in the sulfide compound, and the number n of repeating units (1) in the sulfide compound is from 1 to 400, whereby an additive for rubber capable of imparting excellent heat resistance is provided. Also provided is a rubber composition that contains said additive for rubber.