Provided is a sound absorbing material, including: a protective layer; a first substrate layer having a communication hole; and a second substrate layer having a communication hole, in this order, in which a flexibility-toughness value of the protective layer, which is represented by Formula (I) described below, is 1 to 75 [MPa/μm].Flexibility-Toughness⁢Value=(Tensile⁢Modulus[MPa]⁢of⁢Protective⁢Layer⁢at⁢25⁢°C×Shore⁢A⁢Hardness⁢of⁢Protective⁢Layer)/Protective⁢Layer⁢Thickness[μm](I)


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    Title :

    SOUND ABSORBING MATERIAL, AND VEHICLE MEMBER


    Contributors:

    Publication date :

    2024-07-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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