以氯化锌为活化剂,采用热裂解酵母法制备了多孔炭微球.用FE-SEM、XRD、TG-DTA表征了炭微球的物化结构,测试了炭微球的极性和吸附性能.FE-SEM结果表明多孔炭微球为椭球状,长度为(2.3±0.50)μm,宽度为(3.5±0.45) μm,分散度好.XRD结果表明多孔炭微球为无定形炭.热重分析监控了酵母的转变过程.FT-IR分析表明多孔炭微球的形成与表面化学官能团有关,其形成机理为炭化过程.极性测试表明炭微球表面存在大量非极性基团,这有利于炭微球在非极性溶液中的吸附.在对碱性和酸性染料的吸附中,多孔炭微球对酸性染料表现出了较高的吸附能力.
参考文献
| [1] | 郑经堂,张引枝,王茂章.多孔炭材料的研究进展及前景[J].化学进展,1996(03):241. |
| [2] | 戴春岭,王先友,黄庆华,李俊.新型多孔碳材料--碳化物骨架碳[J].化学进展,2008(01):42-47. |
| [3] | Lee J;Kim J;Hyeon T .Recent progress in the synthesis of porous carbon materials[J].Advanced Materials,2006(16):2073-2094. |
| [4] | Liu Guifang;Ma Jun;Li Xuchun et al.Adsorption of biphenyl A from aqueous solution onto activated carbons with different modification treatments[J].Journal of Hazardous Materials,2009,164(2-3):1275. |
| [5] | Li Kunquan;Wang Xiaohua .Adsorptive removal of Pb (Ⅱ) by activated carbon prepared from Spartan alterniflora:Equilibrium,kinetics and thermodynamics[J].Bioresour Techn,2009,100(11):2810. |
| [6] | Piotr Nowicki;Helena Wachowska;Robert Pietrzak .Active carbons prepared by chemical activation of plum stones and their application in removal of NO_2[J].Journal of hazardous materials,2010(1/3):1088-1094. |
| [7] | Serp P.;Kalck P.;Kihn Y.;Faria JL.;Figueiredo JL.;Feurer R. .A chemical vapour deposition process for the production of carbon nanospheres[J].Carbon: An International Journal Sponsored by the American Carbon Society,2001(4):621-626. |
| [8] | 符冬菊,曾燮榕.微波CVD法制备碳纳米球及结构表征[J].炭素技术,2011(01):7-9,46. |
| [9] | Naoto Tsubouchi;Chunbao Xu;Yasuo Ohtsuka .Carbon Crystallization during High-Temperature Pyrolysis of Coals and the Enhancement by Calcium[J].International Journal on Software Tools for Technology Transfer,2003(5):1119-1125. |
| [10] | Qing Wang;Hong Li;Liquan Chen;Xuejie Huang .Monodispersed hard carbon spherules with uniform nanopores[J].Carbon: An International Journal Sponsored by the American Carbon Society,2001(14):2211-2214. |
| [11] | 马森,卢家炯,初兰娜,莫海涛.超声波辅助提取啤酒废酵母中活性成分的研究[J].四川食品与发酵,2008(06):10-13. |
| [12] | 杨翠竹,李艳,阮南,牟德华,康明丽.酵母细胞破壁技术研究与应用进展[J].食品科技,2006(07):138-142. |
| [13] | Qian Haisheng;Han Fengmei .et ak Non-catalytic CVD preparation of carbon spheres with a specific size[J].Carbon,2004,42(04):761. |
| [14] | Xiaoming Sun;Yadong Li .Ga_2O_3 and GaN Semiconductor Hollow Spheres[J].Angewandte Chemie,2004(29):3827-3831. |
| [15] | 刘秀军,王成扬,李同起.硫存在下的中间相炭微球制备及形貌[J].天津大学学报,2003(03):267-270. |
| [16] | Maheshwar Sharon;Kingsuk Mukhopadhyay et al.Spongy carbon nanobeads-A new material[J].Carbon,1998,36(5-6):507. |
| [17] | M. Sevilla;A.B. Fuertes .The production of carbon materials by hydrothermal carbonization of cellulose[J].Carbon,2009(9):2281-2289. |
| [18] | Seville M;Fuertes A B .Chemical and structural properties of carbonaceous products obtained by hydrothermal carbonization of saccharine[J].Chemistry-A European Journal,2009,15(16):4195. |
| [19] | Maria-Magdalena Titirichi;Markus Antonietti et al.Hydrothermal carbon from biomass:A comparison of the local structure from poly-to monosaccharlde s and pentoses/hexoses[J].Green Chemistry,2008,10(ll):1204. |
| [20] | 吴明铂.化学活化法制备活性炭的研究进展[J].炭素技术,1999(04):19-23. |
| [21] | Niki Baccile;Guillaume Laurent;Florence Babonneau .Structural Characterization of Hydrothermal Carbon Spheres by Advanced Solid-State MAS ~(13)C NMR Investigations[J].The journal of physical chemistry, C. Nanomaterials and interfaces,2009(22):9644-9654. |
| [22] | Sevilla, M;Fuertes, AB .Chemical and Structural Properties of Carbonaceous Products Obtained by Hydrothermal Carbonization of Saccharides[J].Chemistry: A European journal,2009(16):4195-4203. |
| [23] | 杨颖,李磊,孙振亚,杜露.活性炭表面官能团的氧化改性及其吸附机理的研究[J].科学技术与工程,2012(24):6132-6138,6147. |
| [24] | Leng CC.;Pinto NG. .EFFECTS OF SURFACE PROPERTIES OF ACTIVATED CARBONS ON ADSORPTION ON BEHAVIOR OF SELECTED AROMATICS[J].Carbon: An International Journal Sponsored by the American Carbon Society,1997(9):1375-1385. |
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