Chem. J. Chinese Universities

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Morphology Control of AlPO4-5 Molecular Sieve in Mixed-solvents System Under Microwave Irradiation

TIAN Da-Yong, LI Ji-Yang, YAN Wen-Fu, CAO Xue-Jing, YU Ji-Hong*, XU Ru-Ren   

  1. State Key Laboratory of Inorganic Synthesis and Preparative Chemistry, College of Chemistry, Jilin University, Changchun 130012, China
  • Received:2008-10-06 Revised:1900-01-01 Online:2008-12-10 Published:2008-12-10
  • Contact: YU Ji-Hong

Abstract: The morphology control of AlPO4-5 crystals was achieved by microwave irradiation in mixed-solvents system. The results show that the aspect ratio of the AlPO4-5 (c/a) crystals decreases significantly with the increase of the volume ratio of EG to H2O. Interestingly, the dumbbell shaped AlPO4-5 crystals can be obtained when the volume ratio of n-butanol to H2O reaches to 5∶1 in the mixed-solvents of n-butanol and H2O. With the addition of the crystal seeds, the size of the AlPO4-5 crystals decreases with the increase of the amount of crystal seeds and the stirring time.

Key words: AlPO4-5, Molecular sieve, Microwave, Morphology, Aspect ratio

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