Carbon black for tire tread rubber

Details Carbon black for tire tread rubber Carbon black for tire tread rubber

1991-09-13

1993-03-30

Lewis, Michael

Chemistry of inorganic compounds

Carbon or compound thereof

Elemental carbon

C09C 148

Patent

active

051982056

ABSTRACT:
There is disclosed carbon black for a tire tread rubber which has a nitrogen adsorption specific surface area (N.sub.2 SA) of 60 to 160 m.sup.2 /g and a dibutyl phthalate absorption (DBP) of 90 to 150 ml/100 g which belong to the respective regions of hard grades of carbon black, and an intraaggregate void volume Vp (ml/g) at least equal to the value calculated according to the equation: [0.00976.times.DBP-0.0358].

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patent: 4933107 (1990-06-01), Watanabe
patent: 5069892 (1991-12-01), Nakai

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