The invention discloses a heatproof base of a large off-the-road tire. The heatproof base comprises, by weight, 100 parts of natural rubber, 20-35 parts of reinforcing carbon black, 12-27 parts of white carbon black, 1.5-3.5 parts of silane coupling agent, 3-8 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of antiager 4010NA, 1-3 parts of antiager, 0.8-2.5 parts of sulphur, 0.4-1.2 parts of vulcanizing agent DTDM, 0.5-1.2 parts of accelerant and 0.1-0.5 part of scorch retarder CTP. The base can reduce heating of sizing material and has excellent thermal aging resistance.
Heatproof base of large off-the-road tire
2015-09-09
Patent
Elektronische Ressource
Englisch
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / 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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