The present invention relates to a vehicle interior material capable of effectively blocking noise generated in a vehicle, being lightweight to be easily handled, and being stably fixed to a floor surface of the vehicle without being moved in spite of movement of a passenger, wherein the vehicle interior material comprises: an outer skin layer which is formed by being implanted with nylon or polyester bulk-type continuous filaments; a sound-absorbing layer which is laminated on the outer skin layer made of a nonwoven fabric comprising deformed cross-section yarns or hollow fiber; a non-slip layer which is laminated on the sound-absorbing layer to be coupled and fixed to the floor surface of the vehicle; and an adhesive layer which is laminated to bond the surface layer and the non-slip layer to both sides of the sound-absorbing layer, respectively, and forms a plurality of pores at the bonding interface.
본 발명은 자동차에서 발생되는 소음을 효과적으로 차단할 수 있고, 무게가 가벼워 취급이 용이하며, 탑승자의 움직임에도 이동되지 않고 차량 바닥면에 안정되게 고정될 수 있는 자동차 내장재에 관한 것으로, 나일론 또는 폴리에스테르 벌크형 연속 필라멘트가 식모되어 형성되는 표피층, 이형 단면사 또는 중공사를 포함하는 부직포로 이루어져 표피층 상에 적층되는 흡음층, 흡음층 상에 적층되어 차량 바닥면에 결합 고정되는 논슬립층 및, 흡음층의 양면에 표피층과 논슬립층을 각각 접착하도록 적층되며, 접착하는 계면에 다수의 기공을 형성하는 접착층을 포함하는 것을 특징으로 한다.
Vehicle interior material having excellent sound absorption performance and light-weight property
우수한 흡음성 및 경량성을 가지는 자동차용 내장재
2021-11-05
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 |
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