SNOW TIRE Russian patent published in 2017 - IPC B60C1/00 C08K3/36 C08L21/00 

FIELD: automotive industry.

SUBSTANCE: tire (1) comprises a frame structure (2), structure (6) of the undertread band, applied in a radially outer position to the frame structure (2), and the tread band (7) applied in a radially outer position to the undertread band structure (6). The tread band (7) comprises a vulcanized rubber composition comprising particles of rice husk ash and/or silicon dioxide from rice husk ash with a maximum dimension over 10 my and distribution on the surface more than 10 particles per mm² of the solid surface of the tread band (7).

EFFECT: tire with a good performance on ice when driving in a straight line and with a change of direction.

18 cl, 3 dwg, 5 tbl, 2 ex