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- The effects of oxalic acid on rheological, thermodynamic and membrane formation kinetics were investigated in polyethersulfone with cardo/oxalic acid (OA)/N,N-dimethylacetamide cast solution. 摘要以酚酞基聚芳醚砜/草酸/N,N-二甲基乙酰胺为铸膜液体系,考察了草酸对非对称膜成膜过程中的热力学、流变学和凝胶动力学的影响。
- Effect of w(PAN),w(PEG) and w(LiCl)in the casting solution on the performance of PAN ultrafiltration membrane was analyzed. 分析了由不同质量分数的聚丙烯腈(PAN)与添加剂聚乙二醇(PEG)及无水LiCl组成的铸膜液对PAN超滤膜性能的影响.
- PES-SPS Blend UF membrane prepared from casting solution which consisted of DMAC and blend polymer of PES and SPS was studied in this paper. 利用国内近几年开发的新型膜材料,选择适当的共混聚合物体系,可以制得性能优良的共混膜。
- When the concentration of casting solution became denser, the pore and the thickness of membrane also became bigger, water flux decreased accordingly. 铸膜液配比对膜性能有较大的影响:聚合物浓度增大,膜孔径变小、膜厚增大、水通量变小;
- UF membrane with molecular weight cut off 2000, 6000 and 10000 can be made by selecting proper composition of PEK-C casting solution. 选择适宜组成的铸膜液,可以制得截留分子量为2000,6000,10000的超滤膜。
- The results show that the addition of OA can work in favor of the enhancement in the demixing of casting solution thermodynamically. 结果表明,草酸的加入,在热力学上加速了铸膜液的相分离。
- In this paper, the rheologic properties of polysulfone (PS)/dimethyl acetamide (DMAc)/polyethylene glycol (PEG)hollow fiber casting solution were studied with capillary rheometer. 本文用气压式毛细管流变仪对聚砜/二甲基乙酰胺/聚乙二醇中空纤维铸膜液的流变性能进行了分析与讨论。
- That volcano cast forth lots of lava and ashes. 那火山喷了出大量熔岩和灰烬。
- The results show that PES/PES-C blend system is semimiscible and its miscibility depends on its composition.The coagulation values of the casting solution were aff... 共混制膜液的凝胶值受共混组成的影响,并非纯组分制膜液凝胶值的线性加和。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- The effects of casting solution structure and the desolvation rate on the structure and performance of polymer alloy membrane were investigated systematically. 研究了铸膜液浓度、聚合物共混配比、铸膜液温度溶剂蒸发时间、凝胶浴温度对膜结构和膜性能的影响。
- He cast a furtive glance at her. 他偷偷瞥了她一眼。
- He is cast in his father's mold. 他长得和他父亲一模一样。
- The storm cast the little rowboat on the rocks. 风暴把这条小划艇抛到岩石上。
- He was able to cast off such an uninteresting task. 他终于摆脱了这么一项乏味的工作。
- The earthwork was cast up in three hours. 土方工程在三小时内就完成了。
- It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法。
- He cast his last remark in more formal wording. 他用更正式的措词表达了最后一句话。
- It is good to be able to cast aside winter clothes. 能把冬衣搁在一边了,真好。
- The cast of the play included a international star. 这个剧的演员名单中有一位国际明星。