全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

水热条件下凹凸棒石黏土与Mg2+的反应

DOI: 10.7521/j.issn.0454-5648.2014.02.19

Full-Text   Cite this paper   Add to My Lib

Abstract:

凹凸棒石在水热条件下的稳定性,尤其是如何实现水热条件下凹凸棒石的生长,是凹凸棒石黏土研究中十分值得关注的重要问题。考察了不同浓度氯化镁、氢氧化镁在不同配比、不同温度及反应时间下与凹凸棒石的作用,探讨镁化合物类型、水热反应温度和时间对凹凸棒石稳定性和晶体生长的影响。凹凸棒石黏土中加入不同配比镁化合物在75~200℃区间水热反应后的样品的透射电子显微镜、X射线衍射分析结果表明凹凸棒石在纯水系统中基本稳定,晶体结构、晶体形貌、结晶度不发生明显的变化;碱性镁化合物即氢氧化镁的加入促使凹凸棒石转化为蒙皂石或者蛇纹石;中性的镁盐加入有利于凹凸棒石晶体的生长,但是凹凸棒石晶体的生长十分缓慢。

References

[1]   陈天虎,徐晓春,岳书仓.苏皖凹凸棒石黏土纳米矿物学及地球化学 [M].北京:科学出版社,2004:155-170.
[2]   许冀泉,方邺森,李立文.江苏六合小盘山凹凸棒石黏土的发现及其意义 [J].科学通报,1980, 25(11): 513-515.
[3]  XU Jiquan, FANG Yeseng, LI Liwen.Chin Sci Bull (in Chinese), 1980, 25(11): 513-515.
[4]   郑自立,田煦.苏皖凹凸棒石矿物红外光谱特征研究 [J].岩石学报,19990, 6(2): 3-12.
[5]  ZHENG Zili, TIAN Xu.Acta Petrologica Sin (in Chinese), 19990, 6(2): 3-12.
[6]   姚超,曾永斌,曹燕媛,等.聚苯胺/凹凸棒石纳米复合材料对甲基橙的吸附性能 [J].硅酸盐学报,2010, 38(4): 671-677.
[7]  YAO Chao, ZEGN Yongbin, CAO Yanyuan.et al, J Chin Ceram Soc (in Chinese), 2010, 38(4): 671-677.
[8]   陈天虎,徐惠芳,彭书传,等.凹凸棒石与酸反应纳米尺度研究-反应机理和表面积变化 [J].高等地质学报,2004, 10(1): 98-105.
[9]   陈天虎,王健,庆承松.热处理对凹凸棒石结构、形貌和表面性质的影响 [J].硅酸盐学报,2006, 34(11): 1406-1410.
[10]  CHENTianhu, WANGJian, QINGChengsong, etal.JChinCeramSoc, 2006, 34(11): 1406-1410.
[11]   易发成,田煦,李虎杰,等.苏皖沉积型凹凸棒石黏土矿床沉积环境探讨[J].沉积学报,1996, 14(4): 141-147.
[12]  YI Facheng, TIAN Xu, LI Hujie, et al.Acta Sedimentologica Sin (in Chinese), 1996, 14(4): 141-147.
[13]   郑自立,吴延之,彭省临,等.苏皖黄泥山坡缕石黏土矿含矿层微量元素地球化学 [J].中南工业大学学报,1998, 29(2): 107-110.
[14]  CHEN Tianhu, XU Huifang,PENG Shuchuan.Geo J Chin Univ (in Chinese), 2004,10(1):98-105.
[15]  ZHENG Zili, WU Yangzhi, PENH Shengli, et al.J Cent South Univ Technol (in Chinese), 1998, 29(2): 107-110.
[16]   陈天虎,XUHF, 彭书传,等.凹凸棒石向蒙脱石直接转化的证据 [J].中国科学D辑(地球科学), 2004, 34(3): 248-255.
[17]  CHEN Tianhu, XU Huifang, PENG Shuchuan, et al.Sci China D(in Chinese), 2004, 34(3): 248-255.
[18]   RODAS M, LUQUEF J, MAS R, et al.Calcretes, palycretes and silcretes in the paleogene detrital sediments of the Duero and Tajo Basins, central Spain [J].Clay Miner, 1994, 29: 273-285.
[19]   GALAN E, SINGER A.Developments in Plygorskite-Sepiolite Research [M].Amsterda Elsevier B V, 2011:125-166.
[20]   KREKELER M P S, GUGGENHEIM S, RAKOVAN J.A microtexture study of palygorskite-rich sediments from the Hawthorne Formation, southern Georgia, by transmission electron microscopy and atomic force microscopy [J].Clays Clay Miners, 2004, 52(3): 263-274.
[21]   KREKELERMP S.Improved constraints on sedimentary environments of palygorskite deposits of the Hawthorne Formation, southern Georgia, from a detailed study of a core [J].Clays Clay Miner, 2004, 52(3): 253-262.
[22]   KREKELER M P S, HAMMERLY E, RAKOVAN J, et al.Microscopy studies of the palygorskite-to-smectite transformation [J].Clays Clay Miner, 2005, 53(1): 92-99.
[23]   KhORMALI F, ABTAHI F.Originand distribution of clay minerals in calcareous arid and semi-arid soils of Fars Province, southern Iran [J].Clay Miner, 2003, 38: 511-527.
[24]   DHANNOUN H Y, AL-DABBAGH S M A.Origin and chemistry of palygorskite-bearing rocks (middle Eocene) from northeast Iraq [J].Chem Geol, 1988, 69: 95-101.
[25]   ZHANG Pingping, CHEN Xuegang, CHENG Jipeng, et al.Behavior and structural transformation of palygorskite in NaOH solution under hydrothermal conditions [J].Chin J Inorg Chem, 2009, 25(9): 1545-1550.
[26]   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.
[27]  CHEN Tianhu, XU Xiaochun, XU Huifang.Acta Mineralogica Sineralogica Sin,? 2005, 25(1): 81-88.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133