未添加任何添加剂的普通原料,用原位水热法合成出纳米 Y 型分子筛,讨论了不同的陈化时间,不同的晶化时间以及不同晶化温度对制备纳米 Y 型分子筛的影响,并考察了纳米 Y 型分子筛的热稳定性.结果表明,较适宜的合成条件为:陈化 19h,晶化时间为 8h,晶化温度为100℃.
参考文献
| [1] | Ciric J .Kinetics of zeolite a crystallization[J].Journal of Colloid and Interface Science,1968,28:315-324. |
| [2] | Bodart P;Nagy J B;Gabelica Z et al.Factors governing the synthesis of zeolites from silicoaluminate hydrogels:a comparative study of the crystallization mechanisms of zeolites Y,mordenite,and ZSM-5 chim[J].Physica,1986,83:77-781. |
| [3] | Tom H;Hennie S;Arend H et al.[P].EP 0336207Al,1989. |
| [4] | Valtchev V;Mintova S;Dimov V et al.Tribochemical activation of seeds for rapid crystallization of zeolite Y[J].Zeolites,1995,15:193-197. |
| [5] | Dutta P;Bronic J .Mechanism of zeolite formation:seed-gel interaction[J].Zeolites,1994,14:250-255. |
| [6] | Otterstedt J E;Sterte J;Schoeman B J .[P].SP 92025188,1992. |
| [7] | Scboeman B J;Sterte J;Otterstedt J E.Synthesis and size tailoring of colloidal zeolite particles[J].Journal of the Chemical Society,Chemical Communications,1993:994-995. |
| [8] | Bo WANG,Hong Zhu MA,Qi Zhen SHI.Synthesis of Nanosized NaY Zeolite by Confined Space Method[J].中国化学快报(英文版),2002(04):385-388. |
| [9] | 李瑞丰;杨槐馨;宋芬 等.微细沸石的制备方法[P].CN 1296915A,2001. |
| [10] | McDaniel C V;Maher P K;Pilato J M .Prepn of aluminosilicate zeolite cpds-by seeding an aq mixt of alumina,silica and metal hydroxide with zeolite seeds[P].US 4166 099,1979. |
| [11] | Myatt G L;Budd P M;Price C .The influence of surfactants and water-soluble polymers on the crystallization of zeolite NaA[J].Zeolite,1994,14:190-197. |
| [12] | Lindner T;Lechert H .Chelate ligands as mineralizing agents in hydrothermal synthesis of faujasite-type zeolites:A kinetic study[J].Zeolites,1996,16:196-206. |
| [13] | Maher P K;Scherzer J .Preppreparing microcrystalline faujasite type-type zeolite[P].US 3516786,1970. |
| [14] | Ambs W A;Swarthmore P .Microcrystalline synthetic fanjasite mfr-by crystallisation from mixed alkali metal silicate and aluminate solns.in presence of mono-or di:saccharide[P].US 4372931,1983. |
| [15] | 晁自胜,林海强,陈国周,吴廷华,万惠霖,闵恩泽.超微NaY分子筛的合成（Ⅰ）--添加轻稀土离子的影响[J].高等学校化学学报,2000(09):1353-1358. |
| [16] | 晁自胜,林海强,陈国周,吴廷华,万惠霖,闵恩泽.超微NaY分子筛的合成（Ⅱ）--添加铝络合剂的影响[J].高等学校化学学报,2001(01):10-15. |
| [17] | 赵文江,刘靖,朱金红,郭新闻,王祥生.纳米NaY分子筛的合成[J].工业催化,2004(04):50-53. |
| [18] | 程志林,林海强,晁自胜,万惠霖.预吸附微波合成纳米NaY沸石晶种制备NaY型分子筛膜[J].高等学校化学学报,2003(10):1857-1861. |
| [19] | 程志林,晁自胜,万惠霖.微波场中A型分子筛及分子筛膜合成的研究[J].无机化学学报,2002(05):528-532. |
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