Provided are: a rubber additive that enables to provide a rubber composition having excellent low heat generation properties and manufacturing operability; a rubber composition including the rubber additive; and a pneumatic tire including the rubber composition. The rubber additive is characterized by containing a hydrazide compound represented by Formula (I) below, where R represents a hydroxyl group, an alkyl group having 1 to 4 carbon atoms, or an alkoxy group having 1 to 4 carbon atoms and A represents an alkylene group having 1 to 4 carbon atoms or an alkenylene group having 2 to 4 carbon atoms; the rubber composition containing the rubber additive; and the pneumatic tire including the rubber composition:
RUBBER ADDITIVE, RUBBER COMPOSITION AND PNEUMATIC TIRE USING SAME
KAUTSCHUKADDITIV, KAUTSCHUKZUSAMMENSETZUNG UND LUFTREIFEN DAMIT
ADDITIF POUR CAOUTCHOUC, COMPOSITION DE CAOUTCHOUC ET PNEUMATIQUE L'UTILISANT
2019-01-23
Patent
Electronic Resource
English
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS , Acyclische oder carbocyclische Verbindungen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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