受近年来新兴国家大量新增己内酰胺产能陆续投产以及市场疲软的双重影响,全球己内酰胺的竞争日趋激烈。日本住友化学已经决定2015年底前永久性地关闭位于日本新居滨爱媛石化工厂内的一套己内酰胺装置,以增强其己内酰胺业务的竞争能力。住友化学当前在爱媛石化工厂内运营着两套己内酰胺装置,其中一套是基于液相工艺,另一套基于气相工艺。设计能力为9.5万t/a的液相己内酰胺装置于1965年投产,该装置计划在2015年底前关 In recent years, a large number of newly emerging caprolactam production capacity in emerging countries and the dual impact of the weak market, the global caprolactam competition is fierce. Sumitomo Chemical Japan has decided to permanently close a caprolactam plant located in Nihonbashi, Binh-Ehime Petrochemical Plant before the end of 2015 to enhance its caprolactam business competitiveness. Sumitomo Chemical currently operates two caprolactam units at its Ehime Chemical Plant, one of which is based on a liquid phase process and the other on a gas phase process. A liquid caprolactam unit with a design capacity of 95,000 t / a was commissioned in 1965 and is scheduled to be closed by the end of 2015