Effect of solvent on polyvinyl alcohol spinning solution and structure and property of fiber thereof 溶剂对聚乙烯醇纺丝原液及纤维结构和性能的影响
The weight percentage change of solvent remains on dry spinning line of continuous mullite fiber and the effect of tube temperature and fiber diameter were studied. 以干法纺丝制备连续莫来石纤维,研究残留溶剂质量分数在纺程上的变化以及甬道温度、纤维直径对其影响。
By suitable choice of polytlend composition, a PAC polyblend fibre can be obtained with good water-retention properties using an organic solvent by wet spinning method. 通过选取适当的聚合体成分与聚丙烯腈共聚体共混,用有机溶剂湿法纺丝可获得亲水性良好的丙烯腈共聚纤维。
The effects of solvent residual on polycarbosilane ( PCS) fibers on the preparation of PCS fibers prepared by dry spinning were studied. 研究了聚碳硅烷纤维纺丝线上残留溶剂含量的影响因素。
It is produced by dissolving wood pulp in NMMO solvent, then spinning directly. 它是将木质浆粕溶解于氧化胺(NMMO,N-甲基吗啉-N-氧化物)溶剂中,经除杂直接仿丝而成。
For realizing the melt spinning of PVA, many attempts have been made to lower the melting point of PVA, it can be done by several plasticization techniques such as solvent plasticization, copolymerization and blend spinning. 为实现PVA的熔融纺丝,已作出许多努力来降低其熔点。这可以用溶剂增塑、共聚和共混等增塑(改性)技术来达到。
The results showed that DMA was the best solvent for the solution spinning of P ( AN/ VAc)/ Clay; 结果表明,P(AN/VACc)/Clay在溶液纺丝时最佳的溶剂为DMA;
Writer describe that the quality of chitin amine and chitin amine, choice of solvent, density of spinning liquid and setting bath will influence the quality of chitin and chitin amine fiber. 阐述了影响其质量的因素有原料的质量、溶剂的选择、纺丝液浓度的确定、凝固浴的确定等方面。
This kind of product without containing any organic solvent has rapid dissolution rate in water, and can be used directly without any pollution, and therefore, it can be applied in many fields such as waste water treatment, paper making, spinning and printing industries. 该水分散液不含任何有机溶剂,可直接使用,具有无二次污染、快溶水的特点,可广泛应用于污水处理、造纸及印染等行业。
This topic to formic acid as solvent, with electrostatic spinning method for PA6/ PVA composite nano fiber membrane, and will be used for the enzyme immobilization carrier. 本课题以甲酸为溶剂,用静电纺丝法制备PA6/PVA复合纳米纤维膜,并将其用作酶的固定化载体。
Dimethylacetamide ( DMAC) solvent was used in the process of spinning spandex production, the DMAC solvent was easily decomposed at high temperatures, resulting in fire and explosion accidents, the DMAC solvent has great risk of fire. 氨纶纺丝过程中所用到的二甲基乙酰胺(DMAC)溶剂在高温下易发生分解乃至引发生火灾爆炸事故,具有较大的火灾风险。