1. Laboratory of Macromolecular Photochemistry and Engineering; University of Haute-Alsace; 3b rue Alfred Werner 68093 Mulhouse Cedex France
2. Key Laboratory for Palygorskite Science and Applied Technology of Jiangsu Province, College of Chemical Engineering; Huaiyin Institute of Technology; 223003 Huaian People's Republic of China
3. Institut de Science des Matériaux de Mulhouse, UMR-CNRS 7361; University of Haute-Alsace; 3b rue Alfred Werner 68093 Mulhouse Cedex France