Abstract: At present, China is the largest producer and consumer of polyamide raw material, i.e., caprolactam, in the world, and it is also the country with the fastest growth in polyamide production capacity and downstream applications in the world. Based on the analysis of the definition and type of the polyamide industrial chain, this paper carried out research on the development status and existing problems of each sector in the polyamide 6 industrial chain, and put forward corresponding improvement suggestions, so as to provide a certain reference for the coordinated development of China’s polyamide 6 industrial chain.

Key words: caprolactam; polyamide 6; industrial chain; development status