| 摘要 |
PURPOSE: A ceiling material for a vehicle, having the dimensional stability against heat and humidity, and a manufacturing method thereof are provided to maintain high mechanical property by a second felt layer made of polypropylene fiber and polyester fiber. CONSTITUTION: A ceiling material for a vehicle comprises first and second felt layers(10,30), a PP foamed fiber layer(20), a polyester nonwoven layer(40). The second felt layer is formed on the upper side of the first felt layer. The PP foamed fiber layer is formed on the lower surface of the first felt layer. The poly ester nonwoven layer is formed on the upper side of second felt layer and the lower surface of PP foamed fiber layer.
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