高岭土碱热活化机理与4A沸石的水热合成.pdf

第27 卷 第4期 总第120期 V o l1 27 No1 4 Jo urnal o f Mat er ials Science Eng ineer ing A ug . 2009 : 1673- 2812( 2009 04-0553- 05 4A 1 2 1 1 1 , , , , ( 1. , 224003; 2. , , 100083 27 = 4A XRD DSCIR A l M A S N M R : , , , , B n ( N a O / n ( A l O 1, 600 e , 2h 2 2 3 , , 150 e- 200e , 600 e , A l3+ 4A , 4A , = ; ; ; ; 4A : T Q424 . 25 : A Alkl-i activated Mechanisms of Kaolinite and Hyd othe mal Synthesis of 4A Zeolite 1 2 1 1 1 PAN Qun-xiong , PAN Hui-hua , LU Hong-bin , SU Jian-feng , CHEN Dong-yong ( 1. School ofMate ials , Yancheng Institute of Technology, Yancheng 224003, China; 2. State Key Labo ato y of Catalytic Mate ial and Reaction Enginee ing, Resea ch Institute of Pet oleum P ocessing, SINOPEC, Beijing 100083, China) = Abst act 4A zeo lite w as hydrot her mally synthesized using alkli- act ivated kao linite. T he alkl-i activated mechanism s w as investig ated by means of X- r ay diffractomet ry ( XRD , diff er ential scanning calo rimeter ( DSC , inf rared spectro sco py ( IR and 27 Al magic