The invention discloses heatproof shoulder pad compound of a large off-the-road tire. The heatproof shoulder pad compound comprises, by weight, 100 parts of natural rubber, 25-35 parts of carbon black N330, 10-20 parts of white carbon black, 1-3 parts of silane coupling agent, 3-7 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of antiager 4010NA, 1-3 parts of antiager RD, 1-3 parts of sulfur, 0.4-1.2 parts of vulcanizing agent, 0.6-1.2 parts of accelerant CZ, and 0.1-0.5 part of scorch retarder CTP. The heatproof shoulder pad compound can reduce heating of sizing material and has excellent thermal aging resistance.
Heatproof shoulder pad compound 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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