Preparation of Palygorskite Supported nano Titanium Dioxide Photocatalysts by Electrostatic Self assembly Method

doi:10.3969/j.issn.0253-374x.2012.04.014

Home > Archive>Volume 40, Issue 4, 2012 >0578-0582. DOI:10.3969/j.issn.0253-374x.2012.04.014

Preparation of Palygorskite Supported nano Titanium Dioxide Photocatalysts by Electrostatic Self assembly Method
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                        10.3969/j.issn.0253-374x.2012.04.014
                    
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                        WANG ChengWANG Cheng
Key Laboratory of Advanced Civil Engineering Materials of the Ministry of Education, Shanghai 201804, China;Institute of Material Science and Engineering, Shijiazhuang University of Economics, Shijiazhuang050031, China
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SHI HuishengSHI Huisheng
Key Laboratory of Advanced Civil Engineering Materials of the Ministry of Education, Shanghai 201804, China
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GUO XiaoluGUO Xiaolu
Key Laboratory of Advanced Civil Engineering Materials of the Ministry of Education, Shanghai 201804, China
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LI YanLI Yan
Institute of Material Science and Engineering, Shijiazhuang University of Economics, Shijiazhuang050031, China
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Abstract:

为了实现纳米TiO2的固定化负载，提高材料的光催化性能，选用1维孔结构的坡缕石矿物为载体，以TiCl4为钛源，采用静电自组装方法制备了坡缕石负载纳米TiO2光催化材料.采用XRD(X射线衍射分析)、FT IR(傅立叶变换红外谱仪)和SEM(扫描电镜)对材料进行分析和表征，采用甲基橙染料评价材料的光催化性能.重点考察了焙烧温度和硅烷偶联剂用量等对材料结构和性能的影响.研究表明：坡缕石负载纳米TiO2复合材料对甲基橙染料具有吸附与光催化的协同作用，采用静电自组装方法可有效提高材料的光催化性能和循环利用性能.

Key words:electrostatic self assembly; palygorskite; nano titanium dioxide; photocatalysts; methyl orange

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WANG Cheng, SHI Huisheng, GUO Xiaolu, LI Yan. Preparation of Palygorskite Supported nano Titanium Dioxide Photocatalysts by Electrostatic Self assembly Method[J].同济大学学报(自然科学版),2012,40(4):0578~0582

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Received:March 08,2011
Revised:November 30,2011
Adopted:July 06,2011
Online: April 27,2012
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