The spinning dope was prepared with modified polymer.
利用改性聚合体,配制原液,从纺丝原液及纺丝成形加工工艺两方面,具体分析了原液总固、原供纺温度、凝固浴温度和浓度、喷丝头负拉伸、喷丝速度等对纤维性能的影响,为选择合适的纺丝成形工艺提供依据。
In this paper,dope-dyed poly(m-phenylene isophthalamide)fibers with different pigment content were prepared by wet-spinning.
采用原液着色的方法,通过湿法纺丝制备了聚间苯二甲酰间苯二胺(PMIA)着色纤维,并对其进行了机械性能、染色深度、热失重、红外光谱分析测试。
The sterilization effects on staphylococcus aureus of bamboo-vinegar distillates,which were separated by vacuum distillation,were determined according to the quantitative sterilization experiment standard.
结果表明:在19~21℃时,体积浓度为2∶11的馏分Ⅰ、馏分Ⅳ及竹醋原液对于金黄色葡萄球菌,均有显著的杀菌作用(杀菌率>90%)。
Stability of spinning solution of melamine formaldehyde fiber;
三聚氰胺甲醛纤维纺丝原液的稳定性
The non-newtonian index of the spinning solutions at different temperatures have been obtained.
利用RS150L型流变仪研究了干纺氨纶纺丝原液的流变性能。