본 발명은 흡음성능이 개선된 자동차용 니들펀치 부직포에 관한 것으로서, 보다 자세하게는 육엽사(Hexaflower)형태의 이형 단면 섬유를 사용하여 제조함으로써, 흡음성능을 향상시키고 기존 원형단면사 대비 낮은 면밀도의 부직포만으로도 동일한 흡음성능을 보임으로써 제품 중량의 절감이 가능한 효과가 있는 흡음성능이 개선된 자동차용 니들펀치 부직포에 관한 것이다.


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    Title :

    Needle punch nonwoven fabric impoved noise absorbent for vehicle


    Additional title:

    흡음성능이 개선된 자동차용 니들펀치 부직포


    Contributors:

    Publication date :

    2017-06-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    D04H Herstellen von flächigem Textilgut, z.B. aus Fasern oder fadenförmigem Material , MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / D01D MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF MAN-MADE FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS , Mechanische Verfahren oder Vorrichtungen für die Herstellung von produzierten Filamenten, Zwirnen, Fasern, Borsten oder Bändern



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