Carbon black for tire tread rubber

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

1993-05-19

1994-06-14

Lewis, Michael

Chemistry of inorganic compounds

Carbon or compound thereof

Elemental carbon

423450, 423456, C09C 148, C01B 3102

Patent

active

053208200

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) which is at most equal to the value calculated according to the formula.

REFERENCES:
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patent: 3864305 (1975-02-01), Jordan et al.
patent: 3973983 (1976-08-01), Jordan et al.
patent: 4035336 (1977-07-01), Jordan et al.
patent: 4228143 (1980-10-01), Cheng et al.
patent: 4360627 (1982-11-01), Jordan et al.
patent: 4548980 (1985-10-01), Nagata et al.
patent: 4550135 (1985-10-01), Iwama et al.
patent: 4678830 (1987-07-01), Sato et al.
patent: 4988493 (1991-01-01), Norman et al.
ASTM Designation D 1765-90, Jun. 1990.

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