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不同矿石类型凹凸棒石黏土热处理后对磷的吸附性能

DOI: 10.7521/j.issn.0454-5648.2014.05.21

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Abstract:

从明光官山采集灰白色、粉红色凹凸棒石,蒙脱石凹凸棒石、蛋白石凹凸棒石和白云石凹凸棒石黏土样品,在400~800℃对各种类型矿石样品进行热处理改性,通过X射线衍射分析表征热处理前后样品的物相组成和结构,通过静态吸附实验考察了各种类型矿石样品煅烧前后对低浓度磷的吸附效果。结果表明白云石凹凸棒石黏土矿石煅烧后具有较好的吸附除磷效果,吸附除磷最佳热处理温度为600~700℃,这是由于白云石凹凸棒石黏土中的纳米凹凸棒石和亚微米多孔状的白云石在600~700℃热处理过程当中发生了热分解和化合反应,新形成的物相方镁石、石灰、斜硅钙石和灰硅钙石对磷的沉淀和吸附起到重要作用。

References

[1]  金相灿,刘鸿亮,屠清瑛,等. 中国湖泊富营养化[M]. 北京: 中国环境科学出版社, 1990:1-12.
[2]  ? CLARK T, STEPHENSON T, PEARCE P A. Phosphate removal by chemical precipitation in a biological aerated filter [J]. Water Res, 1997, 31(10): 2557-2563.
[3]  ZhAO D, SENGUPTA A K. Ultimate removal of phosphate from wastewater using a new class of polymeric ion exchanger [J]. Water Res, 1998, 32(5): 1613-1625.
[4]  SEIDA Y, NAKANO Y. Removal of phosphate by layered double hydroxides containing iron [J]. Water Res, 2002, 36(5): 1306-1312.
[5]  MA J F, ZHU L Z. Simultaneous sorption of phosphate and phenanthrene to inorgano–organo-bentonite from water [J]. J Hazard Mater, 2006, 136(3): 982-988.
[6]  HAGHSERESHT F, WANG S B, DO D D. A novel lanthanum-modified bentonite, phoslock, for phosphate removal from wastewaters [J]. Appld Clay Sci, 2009, 46 (4): 369-375.
[7]  LIU Changjun, LI Yanzhong, LUAN Zhaokun, et al. Adsorption removal of phosphate from aqueous solution by active red mud [J]. J Environ Sci, 2007, 19(10): 1166-1170.
[8]  HAMDI N, SRASRA E. Removal of phosphate ions from aqueous solution using Tunisian clays minerals and synthetic zeolite [J]. J Environ Sci, 2012, 24(4): 617-623.
[9]  FYTIANOS K, VOUDRIAS E, RAIKOS N. Modelling of phosphorus removal from aqueous and wastewater sample using ferric iron [J]. Environ Pollut, 1998, 101(1): 123-130.
[10]  KARAGEORGIOU K, PASCHALIS M, ANASTASSAKIS G N. Removal of phosphate species from solution by adsorption onto calcite used as natural adsorbent [J]. J Hazard Mater, 2007, 139(3): 447-452.
[11]  WANG X M, LI Wei, HARRINGTON R, et al. Effect of ferrihydrite crystallite size on phosphate adsorption reactivity [J]. Environ Sci Technol, 2013, 47(18): 10322-10331.
[12]  陈天虎, 汪嘉源, 束松林, 等. 改性凹凸棒石黏土吸附低浓度磷的热力学研究[J]. 硅酸盐学报, 2010, 38(9): 1816-1819.
[13]  ?? CHEN Tianhu, WANG Jiayuan, SU Songlin, et al. J Chin Ceram Soc, 2010, 38(9): 1816-1819.
[14]  YE H P, CHEN F Z, SHENG Y Q, et al. Adsorption of phosphate from aqueous solution onto modified palygorskites [J]. Separation Purif Technol, 2006, 50(3): 283–290.
[15]  GAN FG, ZHOU JM, WANG HY, DU CW, Chen XQ. Removal of phosphate from aqueous solution by thermally treated natural palygorskite [J]. Water Res, 2009, 43(11): 2907-2915.
[16]  YIN Hongbin, YUN Ye, ZHANG Yinlong, Fan Chengxin. Phosphate removal from wastewaters by a naturally occurring, calcium-rich sepiolite [J]. J Hazard Mater, 2011, 198(30): 362-369.
[17]  潘敏, 陈天虎, 黄晓鸣, 等. 凹凸棒石/氢氧化物纳米复合材料对磷的吸附热力学[J]. 硅酸盐学报, 2009, 37(10): 1673-1677.
[18]  PAN Min, CHEN Tianhu, HUANG Xiaoming, et al. J Chin Ceram Soc, 2009, 37(10): 1673-1677.
[19]  陈天虎, 徐惠芳, 鲁安怀,等. 蒙脱石向凹凸棒石转化的直接证据:透射电镜观察[J]. 中国科学D辑, 2004, 34(3): 248-255.
[20]  CHEN Tianhu, XU Huifang, Lu Anhuai, et al. Sci China D (in Chinese), 2004, 34(3): 248-255.
[21]  ? 陈天虎, 徐晓春, 徐惠芳. 苏皖凹凸棒石黏土中蛋白石特征及其成因意义[J]. 矿物学报, 2005, 25(1): 81-88.
[22]  CHEN Tianhu, XU Xiaochun, XU Huifang. Acta Mineralog Sineralog Sin (in Chinese), 2005, 25(1): 81-88.
[23]  陈天虎, 彭书传, 黄川徽, 等. 从苏皖凹凸棒石黏土制备纯凹凸棒石[J]. 硅酸盐学报, 2004, 32(8): 965-969.
[24]  CHEN Tianhu, PENG Shuchuan, HUANG Chuanghui, et al. J Chin Ceram Soc, 2004, 32(8): 965-969.
[25]  SASAKI K, YOSHIDA M, AHMMAD B, et al Sorption of fluoride on partially calcined dolomite [J]. Colloids Surfaces A: Physicochem Eng Aspects, 2013, 435(20): 56-62.
[26]  SASAKI K, QIU Xinhong, HOSOMOMI Y, et al. Effect of natural dolomite calcination temperature on sorption of borate onto calcined products [J]. Microporous Mesoporous Mater, 2013, 171: 1-8.
[27]  陈天虎, 徐晓春, 岳书仓. 凹凸棒石黏土纳米矿物学及地球化学[M]. 北京: 科学出版社, 2004: 164-181.
[28]  ? YAGI S, FUKUSHI K. Removal of phosphate from solution by adsorption and precipitation of calcium phosphate onto monohydrocalcite [J]. J Colloid Interface Sci, 2012, 384(1): 128-136.
[29]  MOUTIN T, GAI J Y, HALOUANI H E, PICOT B, et al. Decrease of phosphate concentration in a high rate pond by precipitation of calcium phosphate: Theoretical and experimental results [J]. Water Res, 1992, 26(11): 1445-1450.
[30]  POULSEN S L, JAKOBSEN H J, SKIBSTED J. Incorporation of phosphorus guest ions in the calcium silicate phases of portland cement from 31P MAS NMR? spectroscopy [J]. Inorg Chem, 2010, 49(12): 5522-5529.
[31]  BERG U, EHBRECHT A, ROEHM E, et al. Impact of calcite on phosphorus removal and recovery from wastewater using CSH-filled fixed bed filters [J]. J Residuals Sci Technol, 2007, 4(2): 73-81.

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