腈纶“五效蒸发”装置生产工艺的研究

Production Process Research of Acrylic Fiber″Five-Effective-Evapora tion″Unit

介绍了二步湿法腈纶生产工艺中溶剂硫氰酸钠净化浓缩—五效减压蒸发装置的工艺探讨,针对装置实际运行状况进行技术分析,相应进行技术改进。

introducing process probe of solvent sodium thiocyanide purification and concentration-five effective evaporation unit by two steps wet-way acrylic fiber production process,it arouses that technical analysis in regarding to practical plant operating conditions and technical improvement shall be taken correspondingly.