The present invention relates to a noise reduction tire which has a sound absorbing material attached to an internal side surface of an inner liner. The sound absorbing material comprises: a first sound absorbing material layer having polyurethane (PU); a second sound absorbing material layer having polytetrafluoroethylene (PTFE). Moreover, the sound absorbing material with improved sound absorbing performance is provided to minimize noise generation when driving a vehicle and improve fuel efficiency.

    본 발명은 이너라이너 내측면에 부착된 흡음재를 포함하고, 상기 흡음재는 폴리우레탄(PU)을 포함하는 제 1 흡음재층 및 폴리테트라플루오로에틸렌(PTFE)을 포함하는 제 2 흡음재층을 포함하는 것인 소음 저감 타이어에 관한 것으로, 흡음 성능이 개선된 흡음재를 포함함으로써 자동차의 주행시 소음 발생을 최소화하고 연비 성능을 향상시킬 수 있다.


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    Title :

    CAVITY NOISE REDUCTION TIRE


    Additional title:

    소음 저감 타이어


    Contributors:
    LEE GA YE (author) / SEO BYEONG HO (author)

    Publication date :

    2019-01-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    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 / B60C VEHICLE TYRES , Fahrzeugreifen



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