The invention relates to the technical field of automobile roof production, and particularly discloses an energy-saving PET automobile roof and a production process thereof. The energy-saving PET automobile roof comprises a fabric layer, an adhesive film, a glass fiber surface felt layer, a modified PET foam layer, a glass fiber surface felt layer, an adhesive film and a non-woven fabric layer which are sequentially connected, and the modified PET foam layer is prepared from, by weight, 45-60 parts of polyester and 2.95-5.61 parts of reinforcing agent. The reinforcing agent comprises nano cellulose whiskers, modified carbon nanotubes and modified glass fibers; in addition, the preparation method provided by the invention has the advantage of reducing energy waste in the production process of the PET automobile roof.

    本申请涉及汽车顶棚生产技术领域,具体公开了一种节能型PET汽车顶棚及其生产工艺。一种节能型PET汽车顶棚及其生产工艺包括依次连接的面料层、粘接胶膜、玻纤表面毛毡层、改性PET泡沫层、玻纤表面毛毡层、粘接胶膜和无纺布层,改性PET泡沫层包括以下重量份的原料:45‑60份聚酯、2.95‑5.61份增强剂,所述增强剂包括纳米纤维素晶须、改性碳纳米管和改性玻纤;另外,本申请的制备方法具有减少PET汽车顶棚生产过程中的能量浪费的优点。


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    Title :

    Energy-saving PET (Polyethylene Terephthalate) automobile roof and production process thereof


    Additional title:

    一种节能型PET汽车顶棚及其生产工艺


    Contributors:
    ZHAO XUEFENG (author) / LI HAIFAN (author) / LU QIUJU (author) / PAN BINGTAI (author) / WEI MING (author)

    Publication date :

    2025-04-29


    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 / C08J Verarbeitung , WORKING-UP / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE , Herstellen besonderer Gegenstände aus Kunststoff oder aus Stoffen in plastischem Zustand / 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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