The invention discloses sound insulation cotton for an automobile air duct, and belongs to the technical field of materials for automobiles, and the foam for the automobile air duct comprises the following components in parts by weight: 30-60 parts of kapok fibers, 10-30 parts of plant fibers, 5-12 parts of carbon nanotubes, 4-10 parts of modified glass fibers and 2-10 parts of sepiolite powder. The kapok fiber is used as a main body material, the plant fiber, the carbon nano tube, the modified glass fiber and the sepiolite powder are used as auxiliary materials, so that the foam is sound insulation cotton with good flame retardant property and sound insulation property, the sound insulation cotton can be well applied to the automobile air duct, and when the sound insulation cotton is applied to the automobile air duct, the sound insulation effect is good. The automobile air duct can be manufactured into the size matched with that of the automobile air duct.
本发明公开了一种汽车风管用隔音棉,属于汽车用材料技术领域,所述的汽车风管用泡棉,包括以下重量份的组分:30~60份木棉纤维、10~30份植物纤维、5~12份碳纳米管、4~10份改性玻璃纤维、2~10份海泡石粉。本发明以所述的木棉纤维为主体材料,辅以植物纤维、碳纳米管、改性玻璃纤维、海泡石粉,使所述的泡棉具有良好的阻燃性能以及隔音性能的隔音棉,所述的隔音棉可以很好的应用于汽车风管,将其应用于汽车风管时,只需要将其制作成与汽车风管相匹配的尺寸即可。
Sound insulation cotton for automobile air duct
一种汽车风管用隔音棉
2022-05-13
Patent
Electronic Resource
Chinese
IPC: | D04H Herstellen von flächigem Textilgut, z.B. aus Fasern oder fadenförmigem Material , MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
Heat and sound insulation cotton for roof in automobile compartment
European Patent Office | 2022
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