溶液纺丝
- 网络solution spinning;Solvent Spinning
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结果表明,P(AN/VACc)/Clay在溶液纺丝时最佳的溶剂为DMA;
The results showed that DMA was the best solvent for the solution spinning of P ( AN / VAc ) / Clay ;
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聚乳酸纤维是可生物降解的新型绿色纤维,它可由常见的纤维成型加工工艺&溶液纺丝和熔融纺丝制得。
PLA fibers are new green biodegradable fibers . PLA fibers can spin by two conventional methods : solution spinning and melt spinning .
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由于聚乙烯醇(PVA)的热分解点根接近其熔点,故通常只采用溶液纺丝法(湿纺或干纺)。
Since the decomposion temperature of PVA is very close to its melting point , polyvinyl alcohol ( PVA ) is spun into fibers currently by solution spinning ( either wet or dry process ) only .
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动物蛋白/纤维素(粘胶)共混溶液纺丝性能研究
Spinning Performance Study of Hydrolyzed Protein in Aninal / Celluse Blend Solution
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聚丙烯腈/离子液体溶液纺丝成型工艺研究
Study on Spinning Technology of Polyacrylonitrile / Ionic Liquids Solutions
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综述了可生物降解聚乳酸纤维的溶液纺丝和熔融纺丝成形的研究进展,以及聚乳酸纤维的性能。
The research progress in the solution spinning and melt spinning of biodegradable poly ( lactic acid ) ( PLA ) fiber was reviewed and the fiber 's properties as well .
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通过溶液纺丝法制备海藻酸钠/羧丁酰壳聚糖共混纤维,并引入纳米银,考察羧丁酰壳聚糖的添加量对纤维的结构和性能的影响。
Prepared sodium alginate oxide / D-carboxymethyl chitosan blend fibers by solution-spinning method with the introduction of nano silver , studying the impaction of the addition of D-carboxymethyl chitosan on the structure and property of fibers .
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结果表明,采用相变材料微胶囊和聚丙烯腈偏氯乙烯共聚物混合后进行溶液纺丝制成的腈氯纶纤维具有较好的可纺性,热效率和热稳定性最高,但物理力学性能较差。
The results show that , the wet-spun fibers using microencapsulated n-octadecane and polyacrylonitrile-vinylidene chloride as raw materials have good spinnability and the highest heat efficiency and thermal stability among three kinds of fibers , but the physical mechanical properties of this kind of fibers are not good enough .
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以再生丝素甲酸溶液为纺丝液,在质量分数为9%时,研究电压、喷丝头到接收屏之间的距离(C-SD)对静电纺丝素纤维微细结构的影响。
Studied the influence of voltage and distance from spinneret to collecting screen on microstructures of electro-spun silk fibroin fiber with regenerated silk fibroin ( SF ) - formic acid as the spinning solution at the concentration of 9 % .
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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。
Polyimide fibers were prepared via dry-jet wet-spinning process with the mixture of alcohol / water as coagulation bath .
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本文用溶液湿法纺丝制得甲壳胺湿纤维,分别在不同温度以及不同伸缩比下干燥定型。
Chitosan fiber is prepared by solution spinning and dried at different temperatures and ratios of stretch and shrink .
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以高浓度再生丝素蛋白水溶液为纺丝液,采用自制毛细管纺丝装置制备了再生丝素蛋白纤维。
A customer made capillary spinning equipment was applied to spin regenerated silk fibroin ( RSF ) fibers from concentrated RSF aqueous solutions in air .
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传统的溶液静电纺丝虽然能够制备较细的纤维,但是其存在溶剂回收以及匹配合适溶剂等问题,在工业化应用时受到了很大的限制。
Though the traditional solution electro spinning can produce thinner fibers , there are some problems in the solvent recovery and matching the right solvent , which limit much in industrial application .
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在此基础上,以硫酸钠为凝固剂,对胶原-PVA共混溶液进行湿法纺丝,制备了胶原-PVA复合纤维
Thesolution of collagen-PVA was wet spined with the sodium sulfate as coagulant and collagen-PVA composite fibers were prepared .
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通过扫描电子显微镜、红外光谱、DMA以及力学性能等测试研究了溶液性能以及纺丝工艺对纤维性能和形态结构的影响。
By SEM , IR spectrum , DMA and mechanical properties measurement , the effects of the spining method , the character of the solution and the technics of the spinning on the mechanical properties of fiber and its morphology were discussed .
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初步探讨了PAN/DMSO溶液干湿法纺丝凝固工艺与纤维拉伸性能的关系,并对湿法纺丝与干湿法纺丝作了比较。
The relations between the process during the coagulation in PAN / DMSO dry jet wet spinning and the drawing property were investigated and the wet spinning and dry jet wet spinning of the system were compared .
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制备均匀的UHMWPE溶液是冻胶纺丝的首要任务。
The preparation of uniform UHMWPE solution is the chief task of gel-spinning .
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以聚丙烯腈(PAN)原丝实际生产过程为研究对象,以溶液聚合和湿法纺丝为基础,模拟PAN原丝纺制条件,设计开发了一套PAN原丝计算机仿真与信息管理系统。
A set of PAN precursor computer simulation and information management system was developed based on the systematic study of practical PAN production process and solution polymerization and wet spinning theory .
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实验发现,18wt%的FPU溶液在一定的纺丝条件下能获得具有良好疏水性能的纳米纤维膜,但表面粘附现象严重。
It is shown that the FPU nano-fiber membrane prepared by 18wt % of the solution has the most excellent hydrophobic properties under certain spinning conditions , however , the surface adhesion phenomenon of this film is serious .
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将具有除臭功能的海泡石粉末和海藻糖粉末混合水溶液添加到粘胶纺丝液中制成具有高效除臭功能的粘胶纤维。首先,分别测试了海泡石水化液的粘度和海藻糖的溶解度。
Add the sepiolite powder and trehalose powder mixed aqueous solution having a deodorizing function into the viscose spinning solution to produce viscose fiber with efficient deodorizing function . Firstly , test sepiolite hydration fluid viscosity and the solubility of trehalose .
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研究结果表明,溶液粘度增加、纺丝电压降低以及收集线速度下降,有利于增大纤维直径及隔膜孔径,改善隔膜的通透性,提高隔膜孔隙率及吸液率,使隔膜的离子电导率得以提高。
The results indicate that electrospun fiber diameter and pore size of the separator are increased by increasing solution concentration and decreasing voltage and collecting velocity . Large pore size structure contributes to the improvement of permeability , porosity , electrolyte uptake and ionic conductivity of the electrospun separator .
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以AA、AM为单体,在PVA溶液中二元共聚,并由聚合物溶液纺丝制备出高吸水纤维。
The superabsorbent fiber of PVA / PAA-AM has been prepared by solution copolymerization by using acrylic acid ( AA ) and acrylamide ( AM ) as monomers in polyvinyl alcohol ( PVA ) solution then spinning .