melt-spinning相关论文
OBJECTIVE The aim of this work was to develop an upscalable meltspinning method for high-strength P3HB fibers by studyin......
Utilization of technical lignins as raw material for CFs preparation seems to be a promising high value-added process.Am......
本文通过对荣华二采区10...
本文通过对荣华二采区10...
SmFe10-xNbx (x =0,0.1,0.2,0.3) ribbons and their nitrides were prepared by melt-spinning,followed by annealing and subse......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Influences of melt spinning on electrochemical hydrogen storage performance of nanocrystalline and a
In order to improve the electrochemical hydrogen storage performance of the Mg2Ni-type electrode alloys,Mg in the alloy ......
Hydriding and dehydriding kinetics of nanocrystalline and amorphous Mg2Ni1-xMnx(x=0-0.4) alloys prep
A partial substitution of Ni by Mn was implemented in order to improve the hydriding and dehydriding kinetics of the Mg2......
Influence of substituting Ni with Co on hydriding and dehydriding kinetics of melt spun nanocrystall
In order to improve the hydriding and dehydriding kinetics of the Mg2Ni-type alloys, Ni in the alloy is substituted by e......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Martensitic Transformation and Magnetic-Field-Induced Strain in Magnetic Shape Memory Alloy NiMnGa M
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
采用去离子水溶胀聚乙烯醇(PVA),通过熔融纺丝法制备PVA纤维.研究了水质量分数35%和5%的PVA熔纺初生纤维在不同拉伸温度下的应力-......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
采用熔淬法制备(SmCo_7)_(100-x)(Cr_3C-2)_x(x=0~7)合金薄带.研究了Cr_3C_2添加量对合金相结构、微观组织和磁性能的影响.结果表明......
A novel asymmetric alkylaminoborazine monomer,2-propylamino-4,6-bis(methylamino)borazine,was synthesized for the first t......
The reduction diffusion method was performed for the sludge scrap of Nd-Fe-B sintered magnets with adding Ca metal to re......
Influences of melt spinning on electrochemical hydrogen storage performance of nanocrystalline and a
In order to improve the electrochemical hydrogen storage performance of the Mg2Ni-type electrode alloys,Mg in the alloy ......
Hydrogen storage behaviours of nanocrystalline and amorphous Mg20Ni10-xCox (x=0-4) alloys prepared b
The Mg2Ni-type alloys with nominal compositions of Mg20Ni10-xCox (x=0, 1, 2, 3, 4, %, mass fraction) were prepared by me......
The La-Mg-Ni system A2B7-type electrode alloys with nominal composition La0.75-xZrxMg0.25Ni3.2Co0.2Al0.1 (x=0, 0.05, 0.1......
The nanocrystalline and amorphous Mg2Ni-type Mg2-xLaxNi (x=0, 0.2) hydrogen storage alloys were synthesized by melt-spin......
用快淬技术制备了Mg2Ni型贮氢合金,合金的名义成分为Mg20-xLaxNi10(x=0,2,4,6).用XRD、SEM、HRTEM分析了合金的微观结构.发现不含L......
On the basis of melt-spinning, the dynamics model of polyethylene terephthalate (PET) hollow fiber is established. The e......
采用去离子水溶胀聚乙烯醇(PVA),通过熔融纺丝法制备PVA纤维。研究了水质量分数35%和5%的PVA熔纺初生纤维在不同拉伸温度下的应力一应变......
采用快淬技术制备了非化学计量成分的Ni50Mn27Ga23多晶薄带,对快淬薄带的马氏体相变和磁感生应变进行了研究.结果表明,快淬薄带在......
研究了外中磁场对非晶Nd5.5Fe66B18.5Cr5Co5,Nd4.5F377B18.5和Nd10.5Fen70B7.0Zr2.5Co10粉末的晶化与磁性的影响,发现在热处理过程中加磁场可促进淬非晶粉末的晶化,使相转变在较低的温度下进行,讨论......
以二氯甲基硅烷、三氯化硼、六甲基二硅氮烷为起始原料,采用缩聚法合成了新型SiBNC陶瓷前驱体——聚硼硅氮烷(PBSZ),其产率达90%。通......
添加剂用量对醚型熔纺聚氨酯纤维的强度,断裂伸长率和弹性回复率的影响是随添加剂用量的增加,强度和弹性回复率增加,断裂伸长率下降,但......
介绍大连合纤所的熔纺氨纶设备从小到大的研制。切片干燥有防黏防氧化处理技术,干燥效果好,水分的质量分数小于40×10^-6。侧吹......
为了改善Mg2Ni型贮氢合金的电化学贮氢性能,以Co部分替代合金中的Ni,用快淬工艺制备Mg2Ni型Mg2Ni1-xCox(x=0,0.1,0.2,0.3,0.4)合金,......
Influence of substituting Ni with Co on hydriding and dehydriding kinetics of melt spun nanocrystall
以便改进 Mg2Ni 类型合金的 hydriding 和 dehydriding 动力学,在合金的 Ni 被元素公司代替 nanocrystalline 和非结晶的 Mg2Ni 类......
大多数商业合成纤维通过高分子纺丝并经牵伸形成半晶结构。由于非晶纤维强度有限,因此通常首选结晶度高的纤维。非晶聚合物因具有高......
详细研究了过化学计量比无钴合金Ml(Ni0.82Mn0.07Al0.06Fe0.05)5.4在常规熔铸、快速凝固、退火处理不同制备条件下的组织结构和电......
采用熔体快淬及晶化退火工艺制备了纳米双相(Nd,Pr)2Fe14B/α-Fe型磁体,研究了Nb和Zr的添加对磁体磁性能、微观结构和晶化行为的影......
通过2种途径将熔体快淬法制得的FeCuNbSiB非晶薄带制成环状粘结磁体。一是将非晶薄带进行晶化处理,再将晶化后的薄带粉碎成不同粒......
Martensitic Transformation and Magnetic-Field-Induced Strain in Magnetic Shape Memory Alloy NiMnGa M
A magnetic shape memory alloy with nonstoichiometric Ni5oMn27Ga23 was prepared by using melt-spinning technology. The ma......
采用熔淬法制备(SmCo7)100-x(Cr3C2)x(x=0~7冷-金薄带。研究了Cr3C2添加量对合金相结构、微观组织和磁性能的影响。结果表明,淬速为20m/s时......
采用熔体快淬及热处理制备了 MnxBi100-x(x=46、52、56、60、62)永磁材料。利用差热分析、X射线衍射和振动样品磁强计对该系列合金的......
热塑性聚醚酯弹性纤维是热塑性弹性纤维的一种。文中介绍了热塑性聚醚酯的合成及其弹性纤维的熔融纺丝加工,对热塑性聚醚酯弹性纤维......
在熔体直接纺长丝生产中,熔体输送温度和时间的变化会影响熔体在输送过程中的降解量,最终影响长丝产品质量.就降解原理、影响因素......
综述了尼龙46纤维的制造、性能及工业应用情况。通过对尼龙46及尼龙6,尼龙66的性能进行比较发现,由于尼龙46熔比尼龙66、尼龙6分别高出28℃和67℃,结晶......
选用国产PEEK树脂,系统研究了熔纺温度,热甬道温度及初始拉伸比对初生丝取向和拉伸性能的影响。结果表明,纺丝甬道在室温条件下纺制的PEEK初生......
该文介绍了利用高频感应加热熔融快淬法制备玻璃包裹合金非晶细丝的方法,叙述了选材、加热、拉丝、淬火等环节的技术关键,并用高分......
采用真空电弧熔炼和真空熔融甩带法制备 Fe57-x Co18 Nb4 Al2 Si4 B15 Smx(x=0-3)非晶合金,借助X射线衍射、差热分析以及振动样品磁强......
陶瓷纤维在高技术领域的应用需要对前驱体聚合及纤维纺丝进行深入的研发.实验室规模的纺丝加工孔数少,而中试规模和工业规模生产则......
用XRD、TEM、Mossbauer谱和VSM等实验方法,研究了不同Pr含量、B含量和Cu含量的Pr2Fe14B/α—Fe型纳米复合快淬带的显微结构与磁性。......
A partial substitution of Ni by Mn was implemented in order to improve the hydriding and dehydriding kinetics of the Mg2......
Hydrogen storage behaviours of nanocrystalline and amorphous Mg_(20)Ni_(10-x)Co_x(x=0-4) alloys prep
有 Mg20Ni10-xCox 的名字的作文的 Mg2Ni 类型合金(x=0, 1, 2, 3, 4, % ,集体部分) 被融化旋转技术准备。合金的结构被 XRD, SEM 和 HRTEM......
采用单辊快淬法制备Fe81ZryNb2B10非晶合金薄带,研究退火温度(Ta)对Fe81Zr7NbB10合金结构及巨磁阻抗(CMI)效应的影响.结果表明:Fe81Zr7Nb2......
采用低分子量的聚硅烷(LPS)和二茂铁合成了聚铁碳硅烷(PFCS),探索了反应温度、裂解温度、二茂铁等因素对合成聚铁碳硅烷工艺的影响......
利用高频感应加热的快速晶化方法,对Nd8Fe86B6非晶带进行了晶化退火处理.采用X射线衍射和TEM对原淬态和晶化后的薄带进行了微观组......