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CuO/ZSM-5系列催化剂的脱硫脱硝性能研究[
CuO /ZSM-5 浸渍法 脱硫 脱硝
2013/11/11
采用浸渍法制备了不同质量分数的催化剂x%CuO/ZSM-5(x=2、4、6、8、10、12、50),并考察了其在CH4为还原剂条件下的脱硫脱硝性能.同时,采用X射线衍射(XRD)、H2-程序升温还原(H2-TPR)、NH3-程序升温脱附(NH3-TPD)、比表面积(BET)、扫描电子显微镜与能谱分析(SEM-EDS)等测试手段对催化剂进行表征.实验结果表明:10%CuO/ZSM-5催化剂的活性组分...
利用高压静电纺丝技术,制得含羧基的导电聚合物纤维(聚偏氟乙烯/苯乙烯-马来酸酐共聚物/纳米石墨).水热条件下在纤维表面原位合成了纳米级的TiO2,再通过水热法在TiO2表面制备了微米级的球形CuO颗粒,得到CuO-TiO2/导电聚合物纤维复合材料.运用扫描电子显微镜(SEM)、X射线衍射仪(XRD)、紫外-可见吸收光谱仪(UV-Vis)和热失重分析(TGA)对复合材料的结构与性能进行表征,并利用氙...
Toxic Effects of Nano-CuO, Micro-CuO and Cu2+ on Chlorella sp.
Nano-CuO Chlorella sp Toxic effects Photosynthesis Oxidant stress
2013/3/9
The 96 h acute toxic effects of nano-CuO (N-CuO), micro-CuO (M-CuO) and 2+ on Chlorella sp. were investigated in this paper. The results showed that toxicities decreased in an order of Cu2+＞N-CuO＞M-Cu...
利用高压静电纺丝技术,制得含羧基的导电聚合物纤维(聚偏氟乙烯/苯乙烯-马来酸酐共聚物/纳米石墨).水热条件下在纤维表面原位合成了纳米级的TiO2,再通过水热法在TiO2表面制备了微米级的球形CuO颗粒,得到CuO-TiO2/导电聚合物纤维复合材料.运用扫描电子显微镜(SEM)、X射线衍射仪(XRD)、紫外-可见吸收光谱仪(UV-Vis)和热失重分析(TGA)对复合材料的结构与性能进行表征,并利用氙...
CeO2对CuO/γ-Al2O3分散及烟气脱硫性能的影响
CuO CeO2 γ-Al2O3 烟气脱硫
2013/12/9
用分步浸渍法制备CuO/γ-Al2O3脱硫吸收催化剂.X射线衍射(X-ray diffraction,XRD)、H2程序升温还原(H2 temperature programmed reduction,H2TPR)和差热天平(thermogravimetric analysis,TGA)等技术分析表明，CuO在γ-Al2O3上的分散阈值为0.042 g/100 m2，CeO2以二维形态(2D-Ce...
采用不同的制备条件制备CuO/ZnO/γ-Al2O3双组分催化剂，在常温常压下考察了催化剂氧化降解水溶液中苯酚的催化性能，并对催化剂进行了SEM、XRD和XRF测试、表征。结果表明，制备条件对催化剂的催化性能有很大的影响。先浸渍Cu烘干，再浸渍Zn烘干焙烧的CuO/ZnO/γ-Al2O3催化剂的催化性能最高，催化氧化H2O2降解100 mg/L的苯酚水溶液，COD去除率可以达到88.03%，与C...
Catalytic Decomposition of Ammonia over Bimetallic CuO/CeO2 Nanoparticle Catalyst
Selective catalytic oxidation (SCO) Tubular fixed-bed reactor (TFBR) Ammonia
2016/3/29
The oxidation of ammonia to nitrogen by selective catalytic oxidation (NH3-SCO) over a bimetallic
CuO/CeO2 nanoparticle catalyst at temperatures between 423 and 673K. A bimetallic CuO/CeO2
nanoparti...
Selective Catalytic Oxidation of Ammonia to Nitrogen on CuO-CeO2 Bimetallic Oxide Catalysts
Catalytic Selective Oxidation (SCO) Tubular Fixed-bed Reactor (TFBR) Ammonia
2016/3/30
This study addresses the performance of the selective catalytic oxidation (SCO) of ammonia to
N2 over a CuO-CeO2 bimetallic oxide catalyst in a tubular fixed-bed reactor (TFBR) at
temperatures from ...