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
2025-04-24
Patent
Electronic Resource
English
RUBBER COMPOSITION FOR PNEUMATIC TIRES, VULCANIZED RUBBER, AND PNEUMATIC TIRE
European Patent Office | 2025
|RUBBER COMPOSITION FOR PNEUMATIC TIRES, VULCANIZED RUBBER, AND PNEUMATIC TIRE
European Patent Office | 2025
|