Some complex chemical changes happened in curing process of pitch fiber. In this paper, IR photoacoustic spectroscopic analysis of a series of changes in the composition and the structure of pitch fibers under different temperatures of airprecuring are presented.
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刘秀英,邓继勇,冯春祥.沥青纤维不熔化过程的红外光声光谱研究[J].国防科技大学学报,1997,19(1):19-23. Liu Xiuying, Deng Jiyong, Feng Chunxiang. IR Photoacoustic Spectroscopic Analysis of Pitch Carbon Fiber[J]. Journal of National University of Defense Technology,1997,19(1):19-23.