Thin film composite material for aviation

The invention provides a thin film composite material for aviation, which comprises an ethylene-trifluorochloroethylene copolymer (ECTFE) thin film layer, an adhesive layer and a reinforced fiber grid layer which are sequentially arranged from top to bottom, the water vapor transmission rate of the thin film composite material for aviation is 0.1 g/m < 2 >. 24h to 4g/m < 2 >. 24h, and the peel strength is 2N/m to 6N/m. The film composite material for aviation has the properties of light weight, excellent barrier property, flame retardance, low smoke release, wear resistance, impact resistance, aging resistance, chemical corrosion resistance and the like. 本发明提供了一种航空用薄膜复合材料，包括从上而下依次设置的乙烯-三氟氯乙烯共聚物(ECTFE)薄膜层、粘剂层和增强纤维网格层，所述航空用薄膜复合材料的水汽透过率为0.1g/m2·24h～4g/m2·24h，剥离强度为2N/m～6N/m。本发明所述航空用薄膜复合材料具有质轻、优异的阻隔、阻燃、低烟雾释放、耐磨、耐冲击、耐老化、耐化学腐蚀等性能。