자동차의 엔진 룸 내에 설치되는 엔진 주변 음원 등의 방음 대책에 적합하게 이용할 수 있도록, 성형성을 해치지 않고, 가혹한 사용 환경하에서도 경년 열화를 억제하면서, 장기간에 걸쳐 사용할 만하도록 직포로 이루어지는 유지재(3)와 열가소성 수지 필름으로 이루어지는 표피재(2)를 포함하는 외장재층(8)을 표피재(2)가 표면측에 위치하도록 흡음재층(9)에 적층한다.
SOUND PROOF MATERIAL AND METHOD FOR MANUFACTURING SOUND PROOF COVER
방음재, 및 방음 커버의 제조 방법
2017-02-02
Patent
Electronic Resource
Korean
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 / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES |
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