C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 21/00 (2006.01) B60C 1/00 (2006.01) C08K 5/103 (2006.01) C08K 5/15 (2006.01) C08L 1/00 (2006.01) C08L 3/00 (2006.01)
Patent
CA 2716617
A rubber composition that can be used as a tread for a winter tyre, with high grip on melting ice, comprising at least one diene elastomer such as natural rubber and/or a polybutadiene, between 50 and 150 phe of a reinforcing filler such as silica and/or carbon black, more than 40 phe of a liquid plasticizer, between 1 and 30 phe of a non-ionic surfactant and between 5 and 40 phe of microparticles. The invention also relates to a winter tyre of which the tread comprises a composition according to the invention.
Composition de caoutchouc utilisable comme bande de roulement d'un pneumatique hiver, à adhérence élevée sur glace fondante, comportant au moins un élastomère diénique tel que du caoutchouc naturel et/ou un polybutadiène, entre 50 et 150 pce d'une charge renforçante telle que silice et/ou noir de carbone, plus de 40 pce d'un agent plastifiant liquide, entre 1 et 30 pce d'un agent tensioactif non ionique et entre 5 et 40 pce de microparticules. L'invention concerne également un pneumatique hiver dont la bande de roulement comporte une composition selon l'invention.
Fukasawa Hiroko
Pagano Salvatore
Michelin Recherche Et Technique S.a.
Robic
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