类水滑石化合物制备方法研究综述-南京师范大学学报自然科学版.pdf

32 2 () Vol. 32 No. 2 2009 6 JOU RNAL OF NANJING NORM AL UN IV ERSITY ( N atu al Sc ience Edition) Jun, 2009 刘 红, 陆天虹, 李淑萍 ( , 210097 ) [ ] ( HT lc) , . HT lc, . , . [ ] , , [ ] O 6425 [ ] A [] 2009) Investigation Survey of Preparation M ethods for H ydrotalcitelike Com pounds L iu Hong, Lu Tianhong, L i Shup ing ( S chool of Ch em ist y and Envi onm ental S cience, Nanjing N om al Un ive s ity, N anjing 210097, C h ina) Abstrac t H yd ota lcitelike com pounds (HT lc) is a type of the laye ed anion com pounds and possess the a lkaline and a c id ic cha acte istics, the inte laye anion exchangeability, the m ic opo ous st uctu e and the m em o y effect. T his pape su vey the diffe ent p epa ation m e thods and com pa e the advantages and d isadvantages of the d iffe ent p epa ation m eth ods. Cop ec ip itation m e thod is the mo st comm on ly uesed one in a ll the synthesis m ethods. K ey word s hyd ota lcitelike compounds, p epa a tion m ethods, cop ec ipita tion m ethod 1 HT lc简介 M gA l ( OH ) CO 4H O. 2 16 3 2 HT lc , , . 3 2, , . , . , , pH , HT lc [ 16] . 1 HT lc . 2+ 3+ x + n- 2+ 2 + 2+ 2 + 2+ 2+ 2+ [M M ( OH ) ] A mH O. , M 2, M g M n Fe Co Zn C a 1- x x 2 x /n 2 3+ 3+ 3+ 3+ 3+ 3+ 3 + 3+ n - , M 3, A l C M n Fe Co N i L a , A n : : ( BK2007223 ) : , , : . Em a i:l lishuping@ njnu. edu. cn 82 , : - - - 2- 2-