An inner liner for a tyre, or a polymer composition comprising halogenated butyl rubber, comprising a microcrystalline talc particulate having a BET specific surface area no less than about 35 m2/g and at least one of: (a) a d50, by Sedigraph, no greater than about 2.0 µm; (b) a d50, by laser, no greater than about 5.0 µm; and (c) an aspect ratio from about 50 to about 100.

    L'invention concerne un revêtement interne pour un pneu, ou une composition polymère comprenant du caoutchouc butyle halogéné, comprenant une particule de talc microcristallin ayant une zone de surface spécifique BET supérieure ou égale à environ 35 m2/g et au moins un élément parmi : (a) un d50, par sédigraphe, inférieur ou égal à environ 2,0 µm ; (b) un d50, par laser, inférieur ou égal à environ 5,0 µm ; et (c) un rapport d'aspect d'environ 50 à environ 100.


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    Title :

    POLYMER COMPOSITIONS AND INNER LINERS FOR TYRES


    Additional title:

    COMPOSITIONS POLYMÈRES ET REVÊTEMENTS INTÉRIEURS POUR PNEUS


    Contributors:
    MELI GILLES (author)

    Publication date :

    2024-12-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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



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