1、Raw materials of synthetic fibre: phthalic acid acrylonitrile caprolactam nylon66salt etc.
合成纖維原料：精對(duì)苯二甲酸、 * 、己內(nèi)酰胺、尼龍66鹽等。

2、Three purification processes in producing caprolactam with toluene are introduced.
對(duì)甲苯法制備己內(nèi)酰胺精制工藝方法進(jìn)行了改進(jìn)。

3、The control system of caprolactam polymerization and nylon 6 spinning are introduced respectively.
對(duì)錦綸長(zhǎng)絲聚合紡絲部分的自控系統(tǒng)進(jìn)行了簡(jiǎn)要的介紹。

caprolactam翻譯