采用浓硝酸氧化改性的活性炭为载体负载金属Ag制备了Ag/AC系列吸附剂,并进行了模型柴油中苯并噻吩(BT)的吸附脱除性能研究.采用N2吸附、SEM、FT-IR及XRD技术对吸附剂进行了表征.结果表明,氧化改性增加了活性炭表面酸性基团,有利于脱除弱碱性的BT.以HNO3氧化改性后的活性炭为载体负载AgCl所制备的吸附剂具有最高脱硫率达91.8％.最后探讨了AgNO3在活性炭上的吸附行为及金属Ag对BT的吸附脱除机理.
参考文献
| [1] | Jae Hyung Kim;Xiaoliang Ma;Anning Zhou;Chunshan Song .Ultra-deep desulfurization and denitrogenation of diesel fuel by selective adsorption over three different adsorbents:A study on adsorptive selectivity and mechanism[J].Catalysis Today,2006(1/2):74-83. |
| [2] | Srivastava V C .An evaluation of desulfurization technologies for sulfur removal from liquid fuels[J].RSC Advances,2012,2:759-783. |
| [3] | Xiaoling Ma;Lu Sun .A new approach to deep desulfurization of gasoline, diesel fuel and jet fuel by selective adsorption for ultra-clean fuels and for fuel cell applications[J].Catalysis Today,2002(1/2):107-116. |
| [4] | Gupta N;Roychoudhury PK;Deb JK .Biotechnology of desulfurization of diesel: prospects and challenges[J].Applied Microbiology and Biotechnology,2005(4):356-366. |
| [5] | Kok-Giap Haw;Wan Azelee Wan Abu Bakar;Rusmidah Ali .Catalytic oxidative desulfurization of diesel utilizing hydrogen peroxide and functionalized-activated carbon in a biphasic diesel-acetonitrile system[J].Fuel Processing Technology,2010(9):1105-1112. |
| [6] | 余谟鑫,李忠,夏启斌,王书文.表面负载不同金属离子的活性炭吸附二苯并噻吩[J].功能材料,2006(11):1816-1818. |
| [7] | 单佳慧,刘晓勤.热分散法制备的CuCl/SBA-15的吸附脱硫性能[J].功能材料,2010(12):2194-2197. |
| [8] | 张志刚,洪丽珍,范俊刚,崔安磊,李文秀.活性炭改性及其对噻吩吸附性能的研究[J].功能材料,2012(06):748-751. |
| [9] | Hernández-Maldonado A J;Yang R T .Desulfurization of liquid fuels by adsorption via π-complexation with Cu(Ⅰ)-Y and Ag-Y zeolites[J].Industrial and Engineering Chemistry Research,2003,42(01):123-129. |
| [10] | Jingxin Fan;Gang Wang;Yu Sun .Research on Reactive Adsorption Desulfurization over Ni/ZnO-SiO2-Al2O3 Adsorbent in a Fixed-Fluidized Bed Reactor[J].Industrial & Engineering Chemistry Research,2010(18):8450-8460. |
| [11] | Blanco-brieva G;Campos-martin J M;Al-zahrani S M et al.Removal of refractory organic sulfur compounds in fossil fuels using MOF sorbents[J].Global NEST Journal,2010,12(03):296-304. |
| [12] | Seredych M;Bandosz T J .Selective adsorption of debenzothiophens on activated carbons with Ag,Co,and Ni species deposited on their surfaces[J].Energy and Fuels,2009,23(07):3737-3744. |
| [13] | V. Selvavathi;V. Chidambaram;A. Meenakshisundaram .Adsorptive desulfurization of diesel on activated carbon and nickel supported systems[J].Catalysis Today,2009(1/2):99-102. |
| [14] | Jing Xiao;Guoan Bian;Wei Zhang .Adsorption of Dibenzothiophene on Ag/Cu/Fe-Supported Activated Carbons Prepared by Ultrasonic-Assisted Impregnation[J].Journal of Chemical and Engineering Data: the ACS Journal for Data,2010(12):5818-5823. |
| [15] | Xiao-lin Tang;Wei Qian;An Hu .Adsorption of Thiophene on Pt/Ag-Supported Activated Carbons Prepared by Ultrasonic-Assisted Impregnation[J].Industrial & Engineering Chemistry Research,2011(15):9363-9367. |
| [16] | Jia YF.;Thomas KM. .Adsorption of cadmium ions on oxygen surface sites in activated carbon[J].Langmuir: The ACS Journal of Surfaces and Colloids,2000(3):1114-1122. |
| [17] | Pakula M.;Swiatkowski A.;Biniak S. .Chemical and electrochemical studies of interactions between iron(III) ions and an activated carbon surface[J].Langmuir: The ACS Journal of Surfaces and Colloids,1998(11):3082-3089. |
| [18] | Yu Chang .Adsorptive and oxidative removal of sulfurcontaining compounds from oils on carbon-based materials[D].大连:大连理工大学,2007. |
| [19] | Mohammad A. Al-Ghouti;Yahya S. Al-Degs;Fawwaz I. Khalili .Minimisation of organosulphur compounds by activated carbon from commercial diesel fuel: Mechanistic study[J].Chemical engineering journal,2010(2):669-676. |
| [20] | 刘文宏,袁怀波,吕建平.不同温度下HNO3改性对活性炭吸附银的影响[J].中国有色金属学报,2007(04):663-667. |
| [21] | Xianghua Song;Poernomo Gunawan;Rongrong Jiang;Susanna Sujan Leong;Kean Wang, Rong Xu.Surface activated carbon nanospheres for fast adsorption of silver ions from aqueous solutions[J].Journal of hazardous materials,2011:162-168. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%