High-performance tyre
AssigneePirelli Tyre S.p.A.
InventorsLuca Castellani, Thomas Hanel, Enrico Albizzati, Antonio Proto, Carmine Capacchione
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Abstract
An iso-styrene:diene-terminated copolymer is described which includes (i) a polymeric block of styrene and/or substituted styrene consisting of a sequence of styrene and/or substituted styrene in isotactic configuration, and (ii) a terminal polymeric block consisting of a sequence of one or more dienic monomers.
Claims6
A iso-styrene:diene-terminated copolymer, wherein said copolymer consists in (i) a polymeric block of at least one of styrene and substituted styrene consisting of a sequence of the at least one of styrene and substituted styrene in isotactic configuration, and (ii) a terminal polymeric block consisting of a sequence of three or more dienic monomers selected from the group comprising isoprene, 1,4-pentadiene, 1,4-hexadiene, 1,5-hexadiene, cyclopentadiene, 1-vinyl-cyclopentene, 2-vinyl-cyclohexene, 4-vinyl-cyclohexene, and mixtures thereof.
Dependencies are inferred from the claim text.