The method is suitable for the routine analysis of spin finish in cellulose acetate tow with the advantage of non-pollution and non-damage.
结果表明,NMR法具有分析速度快、无污染、无损伤和准确度高的优点,适合于二醋酸纤维素丝束油剂的分析。
A new method of low-field pulsed nuclear magnetic resonance (NMR) spectroscopy for the determination of spin finish in cellulose acetate tow was investigated.
研究了采用低场脉冲核磁共振(nmr)测定二醋酸纤维素丝束油剂的新方法,给出nmr法测定二醋酸纤维素丝束油剂含量的标准曲线。
The considerations and basic tests should be made before placing the finish on the market. Taking filament and staple as example, some factors were described in designing spin finish.
给出了新纤维油剂研发时需考虑的问题,列举了要进行的基本测试,并以新纤维长丝和短丝为例说明油剂设计过程中各项考虑因素。
It is discussed that the extensive use of special polyether and its influence on the spin finish of PET-POY, PET-FDY, PAN and PP, the development of the special polyether is described also.
叙述了功能性聚醚时涤纶、腈纶、丙纶等油剂的影响以及功能性聚醚的开发。
Finish RACES with 360 degree spin celebrations.
完成360度旋转的庆祝比赛。
It pointed out that the temperature of spinning solution, negative stretching, temperature of coagulation bath, concentration, flow and spin-finish had influence on quality of flat fiber.
指出原液温度、负拉伸、凝固浴温度、浓度、流量以及所用的油剂都会对扁平纤维的质量产生影响。
It pointed out that the temperature of spinning solution, negative stretching, temperature of coagulation bath, concentration, flow and spin-finish had influence on quality of flat fiber.
指出原液温度、负拉伸、凝固浴温度、浓度、流量以及所用的油剂都会对扁平纤维的质量产生影响。
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