The article aims to reduce carcinogenic PAHs of coaltarpitch.
本文研究了用聚合物与煤焦油沥青反应减少其中的致癌多环芳烃。
2
The spinning of coaltarpitch raw material is key procedure of shaping in manufacturing carbon fiber.
煤沥青原料的纺丝,是碳纤维制造过程中加工成型的关键步骤。
3
The main parameters of viscosity, spinning temperature, pressure and winding velocity for coaltarpitch fluid should be rigidly controlled during spinning.