A heavy truck tire tread that includes a series of at least 50 similar tread features repeated along its longitudinal direction that include two ducts extending from the surface in the thickness direction, the ducts being joined together by one sipe. They further have one void in fluid communication with the two ducts, the void extending substantially parallel to the tread surface and having a void section area of at least 10 mm2. The tread is formed at least in part of a rubber composition comprising at least 75 phr of a first rubber component selected from a polybutadiene rubber (BR), a styrene-butadiene rubber (SBR) or combinations thereof having a Tg of between −80° C. and −110° C. The rubber composition may further include at least 40 phr of a plasticizing resin having a Tg of at least 25° C. and a reinforcing filler.
TRUCK TIRE TREAD
LAUFSTREIFEN FÜR LUFTREIFEN FÜR LKW
BANDE DE ROULEMENT DE PNEU POUR VÉHICULE POIDS LOURDS
2020-05-13
Patent
Electronic Resource
English
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |