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of pentaerythritol and organic tin with calcium/zinc stearates on the stabilization of poly(vinyl chloride) [J]. Polymer Degradation and Stability, 2006, 91(9): 2101-2109. [13] WEN Rui-juan, YANG Zhan-hong... (vinyl chloride) resin ZENG Xiao(曾笑)1, 2, YANG Zhan-hong(杨占红)1 1. College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China; 2. Kunming Training Crops, Fire......
Rare Earth Stearates as Thermal Stabilizers for Rigid Poly(vinyl chloride) Cai Weilong1,Fu Minglian1,Zhang Xing1,Wang Canyao1,Zheng Yuying1 (1.College of Chemistry and Chemical Engineering, Fuzhou... with the thermal stabilizers for industry: calcium stearate, zinc stearate, butyl stannum mercaptide, phosphite esters, β-diketone and epoxidized sunflower oil. This was well illustrated by longer......
codeposition of Mg-Li-Gd alloys Electrochemical codeposition of Mg-Li-Gd alloys was carried out by galvanostatic electrolysis on a Mo electrode from LiCl-KCl molten salts containing 10% MgCl2 and 2...) and Gd (III) concentrations in the 2%Gd2O3-10%MgCl2-LiCl-KCl molten system, determined by ICP-AES, are 5.73% and 0.19% before electrolysis, respectively. According to Ref.[23], MgCl2 can react......
Preparation of Yttrium－Barium－Copper Trinary Master Alloys by Electrolysis from Molten Fluoride－oxide童叶翔,刘冠昆,杨绮琴,洪惠婵摘 要:ＰｒｅｐａｒａｔｉｏｎｏｆＹｔｔｒｉｕｍ－Ｂａｒｉｕｍ－ＣｏｐｐｅｒＴｒｉｎａｒｙ ＭａｓｔｅｒＡｌｌｏｙｓｂｙＥｌｅｃｔｒｏｌｙｓｉｓｆｒｏｍ ＭｏｌｔｅｎＦｌｕｏｒｉｄｅ－ｏｘｉｄｅＴｏｎｇＹｅｘｉａｎｇ(童叶翔)；ＬｉｕＧｕａｎｋｕｎ(刘冠昆)...关键词:......
Establishment of water quality index (Na+, Ca2+) for purified water reused to zinc electrolysis process CHAI Li-yuan(柴立元), XIAO Hai-juan(肖海娟), WANG Yun-yan(王云燕), PEI Fei(裴 斐...+ in the purified water on the conductivity of zinc electrolyte and the current efficiency of zinc electrolysis were studied by the alternating current bridge method and the simulated electrolysis......
, WANG Dong-sheng. Preparation of titanium powders from TiO2 by calcium vapor reduction[J]. JOM, 2013(3): 630-635. [16] SUZUKI R O. Calciothermic reduction of TiO2 and in situ electrolysis of CaO..., Kunming University of Science and Technology, Kunming 650093, China) Abstract: Preparation of titanium powders from TiO2 by calcium vapor reduction is one of the most active new methods of titanium......
ARTICLE J. Cent. South Univ. (2019) 26: 449-457 DOI: https://doi.org/10.1007/s11771-019-4017-7 Synergistic coagulation of bauxite residue-based polyaluminum ferric chloride for dyeing wastewater... that Fe, Al elements in bauxite residue are active components for water purification, an effective polyaluminum ferric chloride (PAFC) coagulant derived from bauxite residue, with Fe2O3 content > 5.1......
Trans. Nonferrous Met. Soc. China 22(2012) 16-22 Preparation of Mg-Li-La alloys by electrolysis in molten salt ZHANG Mi-lin, CAO Peng, HAN Wei, YAN Yong-de, CHEN Li-jun Key Laboratory of Superlight..., the standard way to produce Mg alloys is vacuum metallurgical technique, using argon gas. This method is inferior to the molten salt electrolysis process with respect to the homogeneity of alloy......
DOI:10.19476/j.ysxb.1004.0609.2017.12.23 次氧化锌酸性浸出液中萃取分离铟的工艺 郭小东,魏 昶,李兴彬,邓志敢,李存兄,李旻廷 (昆明理工大学 冶金与能源工程学院,昆明 650093) 摘 要:以次氧化锌酸性浸出液为原料,采用两段溶剂萃取的方法实现铟与其他金属离子的有效分离,并循环利用工艺过程中使用的盐酸,减少氯离子的排放.研究采用P204从浸出液中萃取,盐酸反萃铟的行为,以及采用TBP/P350混合萃取剂从P204载铟有机相盐酸反萃液中选择性萃取铟,水反萃等过程中铟的行为,考察萃取剂浓度,混合时间,酸浓度和相比等因素对铟萃取率和反萃率的影响.结果表明:采用10%P204(体积分数)在相比(A/O)为2/1的条件下,经过2级逆流萃取,浸出液中99% 铟被萃取,得到的P204载铟有机相采用6 mol/L盐酸反萃,铟反萃率达100%.得到的......
文章编号:1004-0609(2009)07-1322-10 NaOH分解含铟铁矾渣新工艺 陈永明,唐谟堂,杨声海,何 静,唐朝波,杨建广,鲁君乐 (中南大学 冶金科学与工程学院,长沙 410083) 摘 要:提出NaOH分解含铟铁矾渣新工艺,考察NaOH用量,液固比,温度和时间对铁矾渣分解率的影响,并讨论铁矾渣中杂质金属,如Zn,In,Cu,Cd,Pb...NaOH分解过程中,铁矾渣中的铁主要以Fe3O4形式沉淀入渣；分解渣中Fe,In和Zn的含量分别为38.81%,0.23%和12.89%；经稀盐酸选择性浸出铟和锌后,进一步磁选富集可作为炼铁原料. 关键词:铁矾渣；铟；湿法炼锌；分解 中图分类号:TF 803.2 文献标识码:A Novel technique......
