Polyethylene polypropylene fiber waterproof coiled material
The utility model discloses a polyethylene polypropylene fiber waterproof roll which comprises a tire base layer, the tire base layer further comprises a polyethylene polypropylene fiber layer and a fiber reinforcing layer, a sound absorption and noise reduction layer is arranged on the upper surfac...
Gespeichert in:
Hauptverfasser: | , , , |
---|---|
Format: | Patent |
Sprache: | chi ; eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | The utility model discloses a polyethylene polypropylene fiber waterproof roll which comprises a tire base layer, the tire base layer further comprises a polyethylene polypropylene fiber layer and a fiber reinforcing layer, a sound absorption and noise reduction layer is arranged on the upper surface of the tire base layer, the sound absorption and noise reduction layer further comprises a sound absorption sponge layer and a damping material layer, and a heat insulation layer is arranged on the upper surface of the sound absorption and noise reduction layer. The sound absorption and noise reduction layer and the heat insulation and heat preservation layer are utilized, the two groups of sound absorption sponge layers are arranged, the damping material layer is arranged between the two groups of sound absorption sponge layers, the sound absorption sponge layers and the damping material layer can play a good role in sound absorption and noise reduction, honeycomb holes are formed in the damping material layer, |
---|