TYRE INNER LINER BASED ON BUTYL RUBBER COMPRISING A LOW CONTENT OF CARBON BLACK AND ANOTHER ADDITIONAL FILLER

摘要

The invention relates to a tyre inner liner having a rubber composition comprising: - an elastomeric matrix comprising at least 50 phr of one or more butyl rubbers, - from 5 to 35 phr of carbon black, - from 0 to less than 10 phr of a plasticizing agent, - at least 5 phr of one or more additional fillers selected from reinforcing fillers other than carbon black, semi-reinforcing fillers and inert fillers, the total content of reinforcing fillers and of semi-reinforcing fillers in the rubber composition varying from 5 to 50 phr. The invention also relates to a tyre comprising such a liner.