| 摘要 |
The present invention relates to a two piece pneumatic tire comprising a carcass and a removable tread belt disposed radially about the periphery of the carcass, the tread belt and carcass meeting at an interface between a radially outermost surface of the carcass and a radially innermost surface of the tread belt, wherein at least one of the radially outermost surface of the carcass and the radially innermost surface of the tread belt comprise a self lubricating rubber composition, the self lubricating rubber composition comprising at least one rubber and from 1 to 50 phr of at least one additive selected from alcohols of formula I, esters of formula II, or amides of formula III wherein R<SUB>1 </SUB>and R<SUB>2 </SUB>are independently selected from C<SUB>12</SUB>-C<SUB>36 </SUB>alkyl, C<SUB>12</SUB>-C<SUB>36 </SUB>alkenyl, or C<SUB>12</SUB>-C<SUB>36 </SUB>alkadienyl.
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