| 活性氧化镍电极电催化合成二甘醇酸 |
| |
| 引用本文： | 赵峰鸣,李姗姗,朱英红,马淳安.活性氧化镍电极电催化合成二甘醇酸[J].化工学报,2008,59(Z1):88-92. |
| |
| 作者姓名： | 赵峰鸣 李姗姗 朱英红 马淳安 |
| |
| 作者单位： | 浙江工业大学应用化学系 |
| |
| 基金项目： | 浙江省分析测试科技计划项目(2007F70030)。~~ |
| |
| 摘 要： | 通过电化学氧化还原技术将镍电极进行活化制备活性氧化镍电极，结合AFM、循环伏安和恒电流电解等技术研究了二甘醇在NaOH溶液中电催化氧化合成二甘醇酸。结果表明，经活化后的镍电极对二甘醇具有较高的电催化活性，镍电极经15 min活化处理后的电催化活性最佳。获得的最佳电解工艺条件为：电流密度17 mA·cm-2，电解反应温度60℃，二甘醇浓度0.3 mol·L-1，NaOH浓度2 mol·L-1，此时二甘醇酸的收率为66.7％，电流效率为66.1％，二甘醇的转化率达89％。
|
| 关 键 词： | 有机电化学 电催化 活化 二甘醇酸 |
| 收稿时间： | 2008-10-30 |
| 修稿时间： | |
Electro-catalytic synthesis of diglycolic acid on active nickel-oxide electrode in alkaline medium |
| |
| ZHAO Fengming,LI Shanshan,ZHU Yinghong,MA Chun'an.Electro-catalytic synthesis of diglycolic acid on active nickel-oxide electrode in alkaline medium[J].Journal of Chemical Industry and Engineering(China),2008,59(Z1):88-92. |
| |
| Authors: | ZHAO Fengming LI Shanshan ZHU Yinghong MA Chun'an |
| |
| Affiliation: | ZHAO Fengming,LI Shanshan,ZHU Yinghong,MA Chun\'an (Department of Applied Chemistry,Zhejiang University of Technology,Hangzhou 310014,Zhejiang,China) |
| |
| Abstract: | Active nickel-oxide electrodes prepared by electrochemical oxidation-reduction exhibited electrocatalytic activity for the oxidation of diethylene glycol to diglycolic acid in alkaline medium.Atomic force microscopy(AFM),cyclic voltammetry and galvanostatic electrolysis were used to study the surface characterization of active nickel-oxidation electrode and electrochemical performance toward oxidation of diethylene glycol.The results show that nickel-oxide hydroxide layer formed at the surface of electrode ... |
| |
| Keywords: | organic electrochemistry electro-catalysis activation dilycolic acid |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
| 点击此处可从《化工学报》浏览原始摘要信息 |
|
点击此处可从《化工学报》下载全文 |
