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D-314树脂动态分离钼铼的研究 姚林1,吕改芳1,张俊1,邓桂春1 (1.辽宁大学化学院,辽宁,沈阳,110036) 摘要:研究了D-314大孔聚丙烯酸阴离子交换树脂在中性体系中吸附,解吸钼和铼的条件和机制.结果表明,在常温下,溶液的pH=7.0,柱上流速为1.0 ml·min~(-1)时,D-314树脂分别对钼和铼有效吸附,然后用2%NH_3·H_20-2%NH4NO_3混合溶液,流速为4.0 ml·min~(-1),流出体积为16.5 ml·min~(-1),和6%NH_3·H_2O溶液,流速为2.0 ml·min~(-1),流出体积为13.0ml·min~(-1),分别对钼和铼进行淋洗解吸,分离系数K_(Mo/Re)=384,钼和铼各自的回收率分别为92.40%和83.96%. 关键词:D-314树脂; 钼; 铼; 离子交换; D-314 resin......
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Preparation of carbon brushes with thermosetting resin binder XIA Jin-tong(夏金童), HU Zhong-liang(胡忠良), CHEN Zhen-hua(陈振华), DING Guo-yun(丁国芸) College of Materials Science and Engineering, Hunan...; Abstract: Carbon brushes with a resin binder were prepared according to an industrial process and the effects of the molding pressure......
Investigation on Scratch Resistance of Thin Films Coated on Resin Lens WANG Qing-liang1,LI Wei1,LIU Jin-long1 (1.School of Material Science and Engineering, China University of Mining Technology, Xuzhou 221008, P. R. China) 摘要:Resin lens are very popular in glasses market. Many technologies have been developed to coat different thin films on resin lens to strengthen its resistance to scratch......
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Adsorption Behaviors and Mechanism of Macroporous Phosphonic Acid Resin for Gadolinium 熊春华1,吴香梅2,姚彩萍1 (1.College of Food Science, Biotechnology and Environmental Engineering, Zhejiang Gongshang University, Hangzhou 310035, China;2.Department of Chemistry, Lishui University, Lishui 323000, China) Abstract:The adsorption behaviors and mechanism of a novel chelate resin, macroporous phosphonic......
Adsorption behavior and mechanism of amino methylene phosphonic acid resin for Ag(Ⅰ) Shu Zeng-Nian(舒增年)1, Xiong Chun-Hua(熊春华)2, WANG Xu(王 旭)1 1. Department of Chemistry, Lishui...; Abstract: The sorption properties of amino methylene phosphonic resin(APAR) for Ag(Ⅰ) were studied. The amino methylene phosphonic acid resin(APAR) has a good......
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Effect of volume fraction of ramie cloth on physical and mechanical properties of ramie cloth/UP resin composite LEI Wen(雷 文), LEI Wen-guang(雷文广), REN Chao(任 超) College of Information Science and Technology, Nanjing Forestry University, Nanjing 210037, China Received 10 April 2006; accepted 25 April 2006 Abstract: Ramie cloth/UP resin composite was formed at 0.2 MPa and cured at room......
Adsorption of Iminodiacetic Acid Resin for Lutetium 熊春华1,姚彩萍1,王惠君2 (1.College of Food Science,Biotechnology and Environmental Engineering,Zhejiang Gongshang University,Hangzhou 310035,China;2.College of Marine Science and Technology,Zhejiang Ocean University,zhoushan zhejiang 310004,China) Abstract:The adsorption behavior and mechanism of a novel chelate resin,iminodiacetic acid resin(IDAAR......