最大导丝速度也随凝固浴浓度的增大下降。
The maximum spinning speed decreased with the coagulation bath concentration increasing.
凝固浴温度对填充聚合物平板膜有很大影响。
Coagulant bath temperature had a strong influence on PU, PES composite flat membrane.
用乙醇代替甲醇作凝固浴介质可纺性能良好。
The replacement of methanol by ethanol for coagulation goves a good spinnability.
随着凝固浴温度的升高,所成的膜的透水速率上升。
The ultrafiltration rate of pure water with the coagulation bath temperature increased.
结果表明凝固浴温度会影响初生纤维的横截面形貌与芯部结构。
It is found that the temperatures of coagulation baths would greatly influence the cross section and skin-core texture of PAN fiber.
结果表明凝固浴温度会影响初生纤维的横截面形貌与芯部结构。
The cross section morphology and skin-core structure of PAN fiber in wet-spinning are analyzed by the means of electron probe microanalyser (EPMA) and scanning electron microscope (SEM).
双凝固浴成膜方法可同时获得较厚的致密表面层和疏松多孔的支撑层。
The dense top layer as well as porous supporting layer can be made by duel-bath coagulation method simultaneously.
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;
Porosity increases along with the increasing of coagulation bath temperature, and doesn't have relation to pre-evaporation.
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。
Several spinning procedure conditions were discussed, such as coagulation bath concentration, temperature, extruding rate and core layer liquid flow rate etc.
不同凝固浴制得的PVDF管式微孔膜不同,膜的纯水通量和截留率也不同。
The PVDF pipe microporous films which are made by using different solidification baths are different. Their pure water flux and cutting off rate are different as well.
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。
The effects of spinning dope concentration, coagulation bath temperature and addition of persimmon leaves on the mechanical properties of blend fiber were studied.
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。
The results showed that the properties of the regenerated bamboo fiber prepared with lower coagulation bath temperature were improved.
铸膜液通过针头振荡以滴状或线状进入凝固浴中,凝固定型形成聚合物小球或膜。
The casting solution dropwise or linearly enters a coagulating bath by oscillation of a pinhead, and forms the polymer small ball or film after coagulating and shaping.
而在凝固浴浓度为10%时,纤维的相对强度和初始模量为最大,延伸度则为最小。
When the coagulation bath concentration is 10%, the maximum of tenacity and modulus and the minimum of extension at break of Lyocell fiber are obtained.
研究了无机粒子填充聚合物悬浮铸膜液的稳定性及凝固浴温度对平板膜成形的影响。
The studies on stability of PU-SiO2, PES-SiO2 suspensions and influence coagulant bath temperature on flat membrane were carried out.
通过调整溶剂的配比和凝固浴温度,研究了溶剂比例和凝固浴温度对成膜性能的影响。
The effects of the rate of DMF/MEK and the temperature of condensing bath on the properties of PU films are studied.
分析认为纺丝液的浓度、凝固浴组成与浓度、拉伸对丝纤维的物理与机械性能均有影响。
Fiber formation, appearance and properties at least depended on spin dope concentration, coagulation bath composition and concentration, and post-spinning draw.
研究了凝固浴组成、氧化剂浓度、掺杂时间、掺杂酸种类及浓度等因素对导电膜的影响。
The effects of oxidation doping parameters such as doping way and time, concentration of oxidant, concentration and kinds of acid on the resistance of the film were studied.
在总拉伸倍数不变的前提下,随着凝固浴拉伸倍数的提高,纤维的取向度和水通量都减小;
The results showed that the orientation degree of the fiber was raised and the water flux was reduced when the spinning speed was increased;
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。
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.
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.
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。
The retention rates of Albumin bovine decreases when coagulation bath temperature increases, and first decreases, then increases when pre-evaporation time prolongs.
概述了复合凝聚法、乳液聚合法、界面和原位聚合法、锐孔 凝固浴法等胶囊化的主要方法及其进展。
Methods and theories of the preparation of microcapsule were reviewed. Some approaches methods, such as heterocoagulation, emulsion polymerization etc.
结果表明:凝固浴中溶剂浓度对纺丝过程及纤维强度有重要影响,而凝固浴温度对纤维的影响相对较小;
The results show that spinning and fiber properties are influenced by the concentration of the solvent in the coagulating bath and the temperature of the coagulating bath.
概述了影响甲壳素和甲壳胺纤维质量的因素,如甲壳素和甲壳胺的品质、纺丝原液的溶剂选择及浓度的确定、凝固浴的确定;
The factors affecting the quality of chitin and chitosan fibers were described, including chitin and chitosan quality, solvent for spinning dope and its concentration and coagulation bath.
实验又考察了聚乙烯醇缩乙醛浓度、铸膜液温度、凝固浴温度和盐含量以及添加剂含量等因素对膜纯水通量和截留率的影响。
Experiments were performed on the influences of the concentration of poly (vinyl acetal) and temperature on pure water flux and rejection of membranes.
采用“固定冷浴温度、局部过冷、密封样品管、机械搅拌”的方法进行溶剂或溶液凝固点测量,与传统方法相比,它具有操作简单、结果准确、重现性好的优点。
In this paper, a method of determination of the freezing point with "a ice water bath of lower and unchanged temperature, lower cold in part, airtight tube, stirring with a machinery" is reported.
采用“固定冷浴温度、局部过冷、密封样品管、机械搅拌”的方法进行溶剂或溶液凝固点测量,与传统方法相比,它具有操作简单、结果准确、重现性好的优点。
In this paper, a method of determination of the freezing point with "a ice water bath of lower and unchanged temperature, lower cold in part, airtight tube, stirring with a machinery" is reported.
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