焦化苯精制及其在尼龙化工中应用研究进展

Research progress on coking benzene refining and using in nylon chemical industry

依据近期焦化苯的现状及研发重要性,简要介绍了焦化苯主要精制技术,其研发重点是催化剂的开发,深度精制需多重精制技术联合,简述了噻吩的回收。指出尼龙化工行业对焦化苯精制高纯苯的要求及研发方向。

This paper introduced the current modalities of coking benzene and the importance of research and development.The main refining techniques of coking benzene were briefly introduced.It was pointed out that the research focus is the development of catalyst.Depth refining requires a combination of multiple refining techniques.The thiophene recovery was briefly described.The requirement and research direction of the high purity benzene of coking benzene were pointed out in the nylon chemical industry.