摘要
概述了4A沸石的晶体结构特征和孔腔中钠原子的分布;重点介绍了4A沸石的合成方法、合成机理、晶化动力学及工艺影响因素,就添加表面活性剂影响沸石凝胶晶化机理进行了详细综述;同时还综述了4A沸石作为洗涤剂助剂、离子交换材料、吸附/脱附材料、催化剂载体及主客体化学材料等的应用;最后对4A沸石作为洗涤剂助剂应用的改进情况和在新技术领域中的应用前景进行了展望。
The crystal structure characteristics of 4A zeolite and the distribution of sodium atoms in the pores were briefed. The synthesis methods of 4A zeolite, synthesis mechanism, crystallization kinetics and process factors were discussed. Effect of addition of surfactant in zeolite gel crystallization mechanism was described in details. Applications of 4A zeolite as detergent builder, ion- exchange materials, adsorption- desorption materials, catalyst carrier et al were summarized. Future development of 4A zeolite in improvement of detergent builder and new technological fields were prospected.
出处
《日用化学工业》
CAS
CSCD
北大核心
2009年第6期417-422,共6页
China Surfactant Detergent & Cosmetics
关键词
洗涤剂助剂
4A沸石
晶化机理
离子交换
吸附量
detergent builder
4A zeolite
crystallization mechanism
ion-exchange
adsorption capacity
