According to one embodiment of the present invention, a bumper back beam for a vehicle comprises: a glass fiber mat reinforced plastic composite; and a carbon fiber reinforced plastic composite stacked inside the glass fiber mat reinforced plastic composite. The glass fiber mat reinforced plastic composite comprises: 45-60 wt% of polypropylene; 35-45 wt% of glass fiber; 0.1-10 wt% of a cross-linking agent; 0.1-4 wt% of peroxide; and 0.1-4 wt% of an antioxidant. The carbon fiber reinforced plastic composite comprises: 40-60 wt% of a thermoplastic resin; and 40-60 wt% of carbon reinforced fiber arranged in one direction.

    본 발명의 일 실시예에 의한 자동차용 범퍼 백 빔은 유리섬유 매트 강화 플라스틱 복합재 및 상기 유리섬유 매트 강화 플라스틱 복합재 내측에 적층된 탄소 섬유 강화 플라스틱 복합재를 포함한다. 유리섬유 매트 강화 플라스틱 복합재는 폴리프로필렌 45 내지 60 중량%, 유리섬유 35 내지 45 중량%, 가교제 0.1 내지 10 중량%, 퍼옥사이드 0.1 내지 4 중량% 및 산화방지제 0.1 내지 4 중량%을 포함하고, 탄소 섬유 강화 플라스틱 복합재는 열가소성수지 40 내지 60 중량% 및 일방향으로 배열된 탄소 보강 섬유 40 내지 60 중량%를 포함한다.


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    Title :

    BUMPER BACK-BEAM FOR VEHICLES


    Additional title:

    자동차용 범퍼 백 빔


    Contributors:
    PARK SANG SUN (author) / SHIN SUNG KI (author) / JEONG KIE YOUN (author) / KIM SEOK HWAN (author) / LIM DO WAN (author) / LIM JOUNG MYUNG (author) / CHOI JI HWAN (author)

    Publication date :

    2016-09-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / 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



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