Tyre (10) comprising a tread portion designed to be worn off during the life of the tyre having a radial thickness T, an outer edge (45) and an inner edge (46), the axial distance between the outer edge (45) and the inner edge (46) defining the axial width...

Provided is a pneumatic tyre tread which reduces tread pattern noise while effectively suppressing air column resonance produced by circumferential grooves. The pneumatic tyre tread according to the present invention is provided with circumferential groove...

Provided is a pneumatic tyre tread which reduces tread pattern noise while effectively suppressing air column resonance produced by circumferential grooves. The pneumatic tyre tread according to the present invention is provided with circumferential groove...

Aluminum (oxide-)hydroxides useful as reinforcing filler for rubber. Aluminous reinforcing fillers for diene rubber compositions to be used in the manufacture of tyres, consisting of an aluminum (oxide-)hydroxide corresponding, including impurities and wat...

Rubber composition contains precipitated silica filler having: specific surface BET 185-250 m/g and CTAB 180-240 m/g; pores of diameter 175-275 Angstrom (V2) representing 50% of pores of diameter up to 400 Angstrom (V1); volume Vd1 of pores of diameter 1 m...

The tire has two outer layers (31, 31) with circumferential, electrically-conductive strip inserts (11, 12). At the layer interface (310), the widths of the facing strips (E, e') in contact, differ by a factor of ten or more. Strips are located with respec...