The invention belongs to the technical field of silencing films, and discloses a silencing film for an automobile seat and a production process thereof.The silencing film for the automobile seat is arranged between an automobile seat framework and polyurethane foam in an isolated mode and comprises a PE film layer and a non-woven fabric layer which are compounded together, the PE film layer is arranged on the side facing the automobile seat framework, and the non-woven fabric layer is arranged on the side facing the automobile seat framework. And the non-woven fabric layer is in contact with the surface of the polyurethane foam. The automobile seat cushion can be effectively isolated between an automobile seat framework and polyurethane foam for a long time, and the sound attenuation and noise reduction effects are more excellent.

    本发明属于消音膜技术领域,公开了一种汽车座椅用消音膜及其生产工艺,本发明汽车座椅用消音膜隔离设置在汽车座椅骨架和聚氨酯泡沫之间,包括复合在一起的PE膜层和无纺布层,所述PE膜层设置在朝向汽车座椅骨架的一侧,所述无纺布层与聚氨酯泡沫表面接触。本发明能够长期有效隔离在汽车座椅骨架和聚氨酯泡沫之间,消音降噪效果更加优异。


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    Title :

    Silencing film for automobile seat and production process of silencing film


    Additional title:

    一种汽车座椅用消音膜及其生产工艺


    Contributors:
    CAI DEXIN (author)

    Publication date :

    2025-01-03


    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 / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / D01F Chemische Gesichtspunkte bei der Herstellung von produzierten Filamenten, Zwirnen, Fasern, Borsten oder Bändern , CHEMICAL FEATURES IN THE MANUFACTURE OF MAN-MADE FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS



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