Patent ID: 6096284
Filing Date: 2000-08-01
Classification: C01P,C09C

Abstract:
A carbon black having a nitrogen surface area (N.sub.2 SA) of from 200 m.sup.2 /g to 250 m.sup.2 /g; a dibutyl phthalate (DBP) oil absorption of from 55 ml/100 g to 80 ml/100 g; a crushed DBP (CrDBP) of from 45 ml/100 g to 65 ml/100 g; a difference between DBP oil absorption and CrDBP (.DELTA.DBP) of no more than 11 ml/100 g; an N.sub.2 SA/SEM ratio of 1.2 to 1.5, where SEM is a specific surface area observed by an electron microscope; and an ash content of no more than 1.2%.