The invention discloses an automobile front wall outer heat insulation pad. The automobile front wall outer heat insulation pad comprises an aluminum foil layer, an outer protective layer is arrangedoutside the aluminum foil layer, a surface needled nonwoven fabric layer is arranged at the front end of the aluminum foil layer, the surface needled nonwoven fabric layer is positioned in the outer protective layer, a surface thermosetting felt layer is arranged at the front end, the surface thermosetting felt layer is positioned in the outer protective layer, an ethylene-propylene-diene monomerlayer is arranged at the front end, the ethylene-propylene-diene monomer layer is positioned in the outer protective layer, a back thermosetting felt layer is arranged at the front end, a back needlednonwoven fabric layer is arranged at the front end of the back thermosetting felt layer, and the back thermosetting felt layer and the back needled nonwoven fabric layer are located in the outer protective layer. The requirement of people for silence at present can be met, the heat-insulation effect is achieved, the comfort degree of people is improved, and meanwhile the fireproof and disaster-prevention effects can be achieved.

    本发明公开了一种汽车前围外隔热垫,包括铝箔层,所述铝箔层外部设置有外保护层,所述铝箔层前端设置有表面针刺无纺布层,所述表面针刺无纺布层位于外保护层内,且前端设置有表面热固性毛毡层,所述表面热固性毛毡层位于外保护层内,且前端设置有三元乙丙橡胶层,所述三元乙丙橡胶层位于外保护层内,且前端设置有背部热固性毛毡层,所述背部热固性毛毡层前端设置有背部针刺无纺布层,所述背部热固性毛毡层和背部针刺无纺布层均位于外保护层内,本发明可满足现有人们对静音的需求,具有隔热效果,提高了人们的舒适度,同时可起到防火防灾的作用。


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    Title :

    Automobile front wall outer heat insulation pad


    Additional title:

    一种汽车前围外隔热垫


    Contributors:
    WANG XI (author) / MA XIAOYU (author) / FU BIN (author)

    Publication date :

    2020-06-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR