| 摘要 |
Novel carbon blacks having an I2No. of 48-58 mg/g; a CTAB of 45-55 m2/g; a Tint of 65-75%; a CDBP of 90-100 cc/100 g; and a DBP of 122-132 cc/100 g particularly well suited for use in the production of rubber compositions having reduced extrusion shrinkage properties. Also disclosed are rubber compositions containing the novel carbon blacks.
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