A tyre comprising a layer suitable to ensure the sealing under pressure of the air contained in the inner cavity of the carcass and a foam material for sound absorption based on a polycondensate of polyphenolic compounds of natural or synthetic origins housed inside said inner cavity. Preferably, the foam material is based on flavonoid tannins.

    L'invention concerne un pneu comportant une couche qui convient pour assurer l'étanchéité sous la pression de l'air contenu dans la cavité interne de la carcasse et un matériau alvéolaire permettant l'absorption acoustique à base d'un polycondensat de composés polyphénoliques d'origine naturelle ou synthétique, logé dans ladite cavité interne. De préférence, le matériau alvéolaire est à base de tanins flavonoïdes.


    Access

    Download


    Export, share and cite



    Title :

    TYRE COMPRISING A FOAM MATERIAL FOR SOUND ABSORPTION


    Additional title:

    PNEU COMPRENANT UN MATÉRIAU ALVÉOLAIRE PERMETTANT L'ABSORPTION ACOUSTIQUE


    Contributors:

    Publication date :

    2016-01-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



    TYRE COMPRISING A FOAM MATERIAL FOR SOUND ABSORPTION

    SECCHI BARBARA MARIA / AGORETTI PASQUALE / AMURRI MICHELE et al. | European Patent Office | 2017

    Free access

    TYRE COMPRISING A FOAM MATERIAL FOR SOUND ABSORPTION

    SECCHI BARBARA MARIA / AGORETTI PASQUALE / AMURRI MICHELE et al. | European Patent Office | 2017

    Free access

    TYRE COMPRISING A FOAM MATERIAL FOR SOUND ABSORPTION

    AGORETTI PASQUALE / BARTOLONI ALESSANDRA / AMURRI MICHELE et al. | European Patent Office | 2017

    Free access

    TYRE COMPRISING A FOAM MATERIAL FOR SOUND ABSORPTION

    AGORETTI PASQUALE / BARTOLONI ALESSANDRA / AMURRI MICHELE et al. | European Patent Office | 2017

    Free access

    TYRE COMPRISING A FOAM MATERIAL FOR SOUND ABSORPTION

    AGORETTI PASQUALE / BARTOLONI ALESSANDRA / AMURRI MICHELE et al. | European Patent Office | 2016

    Free access