coagulation bath

the pore size was decreased firstly and then increased, and the wall of external surface was thickened gradually with the increase of coagulation bath concentration.

随着凝固浴质量分数的增加，中空纤维膜表面的孔径先减小后增大，而中空纤维膜接近外表面的皮层逐渐变厚。

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effect of coagulation bath conditions on cross section and skin-core structure of pan nascent fibers during wet-spinning

凝固浴条件对湿纺PAN初生纤维截面形状和皮芯结构的影响

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the structure of membrane is compact when the coagulation bath temperature is below 10 ℃, but the structure of it is loose with the coagulation bath temperature increasing;

结果发现，凝固浴温度低于10℃时，膜结构致密；随着浴温的逐步升高，膜结构变得疏松；

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furthermore, the sodium sulfate was added and orthogonal method based on the three components of coagulation bath introduced to obtain hec membrane with high strength.

在此基础上，加入硫酸钠，对三组分凝固浴进行正交优化设计，用以提高膜的强度。

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several spinning procedure conditions were discussed, such as coagulation bath concentration, temperature, extruding rate and core layer liquid flow rate etc.

并对凝固浴浓度和温度、挤出速率、芯液流量等纺丝工艺条件进行了探讨。

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The wall thickness of hollow fiber membrane was decreased at constant outer diameter and the internal surface was increased and became more compact with the increase of extension ratio in coagulation bath.

随着凝固浴拉伸率的提高，中空纤维膜在外径不变的情况下壁厚减小，内表面积增加；纤维变薄而且更为致密。

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effects of the coagulation bath concentration change on polyether sulfone membrane quality

凝固浴的质量分数对聚醚砜（PES）超滤膜微结构和性能的影响

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effects of coagulation bath treatment on separation properties of chitosan ultrafiltration membrane

凝固浴处理对聚氨基葡糖超滤膜分离性能的影响

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effect of coagulation bath on microstructure and performance of pvdf/ pva blend hollow fiber membranes

凝固条件对PVDF/PVA共混中空纤维膜结构及性能的影响

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the results showed that the properties of the regenerated bamboo fiber prepared with lower coagulation bath temperature were improved.

实验结果表明：在较低的凝固浴温度下纺制得到的再生竹纤维素纤维的性能较好。

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porosity increases along with the increasing of coagulation bath temperature, and doesn't have relation to pre-evaporation.

孔隙率随着凝固浴温度的上升而上升，而与预蒸发时间的长短没有关系；

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different types of alginate fibers can be prepared by the changes of the coagulation bath; they have different structures and capabilities.

通过改变凝固浴的种类可以制备不同种类的海藻酸盐纤维，不同种类的海藻酸盐纤维在结构和性能上各有不同。

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the water flux increases along with the prolonging of pre-evaporation and the increasing of coagulation bath temperature.

水通量随着预蒸发时间的延长、凝固浴温度的上升而上升；

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the experimental results indicated that low temperature of casting solution and coagulation bath, short evaporation time and low polymer concentration of casting solution tend to increase the effective porosity of membrane.

实验结果表明较低的铸膜液温度和凝胶浴温度、较短的蒸发时间和较低聚合物浓度有利于增加膜的有效孔隙率。

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lifting the temperature of coagulation bath caused the decreasing of the inner and outer diameter and increasing of the maximum pore size and pure water flux.

改变凝固浴温度发现，凝固浴温度的升高会减小膜的内、外径尺寸，水通量和最大孔径增大。

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in this thesis, we considered the theory of infinite dimensional stochastic evolution systems and its applications in modelling of formation mechanism in coagulation bath of carbon fiber precursor.

本论文致力于研究无穷维随机发展系统理论及其在碳纤维凝固浴成形机理中的应用。

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With short time pre-evaporation and low temperature coagulation bath, membrane's supporting layer is small and uniformity sponginess network-structure.

当预蒸发时间较短和凝固浴温度较高时，膜的支撑层为典型的小而均匀的海绵状网络孔结构，基本看不出过渡层；

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polyimide fibers were prepared via dry-jet wet-spinning process with the mixture of alcohol/ water as coagulation bath.

以聚酰亚胺浓溶液为纺丝浆液，以乙醇及其与水的混合物为凝固浴，采用干湿法纺丝工艺路线纺制聚酰亚胺纤维。

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the maximum spinning speed decreased with the coagulation bath concentration increasing.

最大导丝速度也随凝固浴浓度的增大下降。

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the results indicate that the fiber with superior structure and properties can be obtained if a colder coagulation bath of well chosen medium is used.

研究表明，较低的凝固浴温度和经筛选的凝固浴介质有利于形成结构性能更佳的初生冻胶丝及其拉伸纤维。

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sulfuric acid, ammonium chloride, sodium hydroxide and ethanol were selected as coagulation bath under different coagulation temperature and coagulation time to manufacture hec membranes.

分别选取硫酸、氯化钕、氢氧化钠和乙醇等溶剂作为凝固浴，在不同凝固温度和凝固时间下凝固制备HEC膜。

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the composition of coagulation bath were much effective for porous structure and blend membranes performance;

凝固浴种类直接影响膜结构及性能；

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study on skin frictional drag of fibre in coagulation bath and its application in dry-wet spinning method

凝固浴对丝条的摩擦阻力公式及其在干湿法纺丝中的应用

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the effects of spinning dope concentration, coagulation bath temperature and addition of persimmon leaves on the mechanical properties of blend fiber were studied.

研究了纺丝原液浓度、凝固浴温度、柿叶添加量对共混纤维的力学性能的影响。

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it was noted that when coagulation bath temperature was increased, crystallization could be suppressed, and more porous structure was obtained on the surface of the membrane.

另外，凝胶浴温度升高可以抑制结晶现象，并使膜表面孔径和孔密度增加。

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the retention rates of albumin bovine decreases when coagulation bath temperature increases, and first decreases, then increases when pre-evaporation time prolongs.

对牛血清白蛋白的截留率随着凝固浴温度的上升而下降，随着预蒸发时间的延长先略有下降然后上升。

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through comparing the membrane performance at different coagulation bath temperature, the higher the coagulation bath temperature, the higher the pure water flux.

比较不同凝胶浴温度下的膜分离性能可以看到，凝胶浴温度提高可以显著提升膜的纯水通量。

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It was found that the morphological feature and supermolecular structure were related to spinning solution concentration, coagulation bath composition and drawing ratio.

研究表明：甲壳胺纤维的形态结构、超分子结构与纺丝原液浓度、凝固浴组成、拉伸率有关。

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the results show that the maximum spinning speed decreases with the coagulation bath concentration increasing.

结果表明：随着凝固浴浓度增大，最大纺丝速度减小；

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the ultrafiltration rate of pure water with the coagulation bath temperature increased.

随着凝固浴温度的升高，所成的膜的透水速率上升。

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