A rubber composition for pneumatic tires containing recycled process oil, wherein the recycled process oil has a kinematic viscosity of 5 mm2/s or more as measured at 100° C. It is preferred that the recycled process oil has a number average molecular weight of 500 and a weight average molecular weight of 600 or more. It is preferred that the recycled process oil contains 50% or more of a paraffin component and has a flash point of 250° C. or higher. It is preferred that the recycled process oil has a glass transition point of higher than −80° C. It is preferred that the recycled process oil is derived from compressor operating oil.
RUBBER COMPOSITION FOR PNEUMATIC TIRES AND PNEUMATIC TIRE
24.04.2025
Patent
Elektronische Ressource
Englisch
RUBBER COMPOSITION FOR PNEUMATIC TIRES, VULCANIZED RUBBER, AND PNEUMATIC TIRE
Europäisches Patentamt | 2025
|RUBBER COMPOSITION FOR PNEUMATIC TIRES, VULCANIZED RUBBER, AND PNEUMATIC TIRE
Europäisches Patentamt | 2025
|