| 摘要 |
A rubber composition based on at least one diene elastomer, including, as reinforcing filler, alumina which has a BET surface ranging from 30 to 400 m2/g, a mean particle size smaller than or equal to 500 nm, a high proportion of Al-OH surface reactive functional groups, a high dispersibility and a coupling agent present in a quantity, expressed in moles per square meter of alumina, ranging from 10-7 to 10-5, particularly suitable for the manufacture of tires.
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