The present invention relates to a vehicle underbody with high rigidity and an excellent sound absorption feature, wherein thermoplastic fiber having a form maintenance function and a low melting point binder are provided at a weight ratio of 4:6 to 9:1. The low melting point binder has a fiber group, wherein low melting point sheath core hollow fiber and low melting point polyester fiber are provided at a weight ratio of 3:7 to 7:3.

    본 발명은 고강성 및 흡음성이 우수한 자동차 언더바디에 있어서, 형태유지 기능의 열가소성섬유; 및 저융점 바인더가 중량비 4:6 내지 9:1로 구성되되, 상기 저융점 바인더는 저융점 시스코어중공섬유 및 저융점 폴리에스테르단독섬유의 중량비가 3:7 내지 7:3인 섬유집합체로 구성된 고강성 및 흡음성이 우수한 자동차 언더바디에 관한 것이다.


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    Title :

    Automotive Underbody With High Rigidity And Sound Absorption


    Additional title:

    고강성 및 흡음성이 우수한 자동차 언더바디


    Contributors:
    KANG KI HYUK (author) / LEE YUN JEONG (author) / KIM JI YUN (author) / KANG BYEONG HO (author)

    Publication date :

    2019-01-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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