聚己内酰胺生产中被氧化原因及预防措施  

Reasons and prevention of polycaprolactam oxidation during its production

作　　者：于建中[1] 

机构地区：[1]石家庄化纤有限责任公司,河北050032

出　　处：《合成纤维工业》2004年第1期42-43,共2页China Synthetic Fiber Industry

摘　　要：影响聚己内酰胺氧化的因素主要是氧含量、反应温度、反应时间、重金属盐及端氨基含量等,防止聚己内酰胺在生产中被氧化的措施主要是优化生产工艺参数,优选设备材质及原料等。The primary factors affecting polycaprolactam oxidation included oxygen content, reaction temperature and time, heavy-metal salt and ammo end group. The polycaprolactam oxidation can be avoided during its production by optimizing process parameters, equipment material and raw materials.

关 键 词：聚己内酰胺 氧化反应 傅立叶变换红外光谱 时间 温度 端氨基 纤维 

分 类 号：TQ317[化学工程—高聚物工业]