In a vibration damping material comprises a viscoelasticity layer and a restriction layer which are formed in order on at least one surface of a vibration body according to an embodiment of the present invention, provided is the vibration damping material, in which the viscoelasticity layer comprises 3 to 9 parts by weight of a reduced graphene oxide based on 100 parts by weight of a polyurethane resin. The present invention has an advantage of significantly reducing a vibration damping material production time.

    본 발명의 일 실시 형태에 따른 진동체의 적어도 일면에 순차로 형성된 점탄성층 및 구속층을 포함하는 진동 감쇠재에 있어서, 상기 점탄성층은 폴리우레탄 수지 100중량부에 대해 환원 그래핀 산화물(Reduced Graphene Oxide) 3~9중량부를 포함하는 진동 감쇠재를 제공한다.


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    Titel :

    DAMPING MATERIAL


    Weitere Titelangaben:

    진동 감쇠재


    Beteiligte:
    LEE CHAN HUI (Autor:in) / OH IL KWON (Autor:in) / KIM WON HYUN (Autor:in)

    Erscheinungsdatum :

    2019-07-02


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    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 / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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