Subject of the invention is a nonwoven laminate, comprising:- a nonwoven layer (A) comprising multicomponent staple fibres,- optionally, a nonwoven layer (B) comprising multicomponent staple fibers or monocomponent staple fibers,- a needled nonwoven layer (C) comprising monocomponent staple fibres (c1) and multicomponent staple fibers (c2),- an optional nonwoven layer (D) comprising multicomponent staple fibers or monocomponent staple fibres, and- optionally, a nonwoven layer (E) comprising multicomponent staple fibres,wherein the layers are arranged in the order from (A) to (E),wherein the layers are bonded to each other by melt-bonding, and not by needling,wherein the multicomponent fibers comprise a polyester component and a copolyester component,wherein the monocomponent fibers in layer (C) are polyester fibers,wherein the monocomponent fibers in layer (B) and (D) are copolyester fibers,wherein the copolyester content in optional nonwoven layers (B) and (D) is higher than in nonwoven layers (A) and optional layer (E),wherein layer (C) has a basis weight of 500 to 2000 g/m2, determined according to DIN EN 29073-1:1992-08,wherein the nonwoven laminate has a bending force of at least 6 N, determined according to ISO 178:2019 for 2 mm deflection.The invention also relates to nonwoven laminates, shaped articles, uses thereof, products and processes for producing the same.


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    Titel :

    SUSTAINABLE NONWOVEN LAMINATE FOR STRUCTURAL PART APPLICATIONS


    Weitere Titelangaben:

    NACHHALTIGES VLIESLAMINAT FÜR STRUKTURBAUTEILANWENDUNGEN
    STRATIFIÉ NON TISSÉ DURABLE POUR DES APPLICATIONS DE PIÈCE STRUCTURALE


    Beteiligte:
    VENUGOPAL ARUN PRASAD (Autor:in) / WEBER MARVIN (Autor:in) / WEIK ANGELA (Autor:in)

    Erscheinungsdatum :

    13.09.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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 / B62D MOTOR VEHICLES , Motorfahrzeuge



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