Carbon black for high performance tire tread compounding

摘要

The present invention relates to a process for the production of a zeolite having an iodine adsorption (ISA) of 130 to 180 mg / g, a dibutyl phthalate (DBP) oil absorption of 110 to 180 ml / 100 g and a nitrogen adsorption (NSA) specific surface area of 135 to 185 m²/ g and an L value defined by the following formula is at least 150 or more.