FT?IR indicated that the strongest absorption peak of C?F appear at 1169cm??-1? and 1083cm??-1? and the characteristic absorption peak of teflon appeared at 734cm??-1? ,619cm??-1? and 500cm??-1?.

• 由FT?IR的结果可知，在1169cm－1和1083cm－1处出现了C?F的最强吸收峰，在734cm－1，619cm－1和500cm－1处出现了聚四氟乙烯的特征吸收峰。