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Chemical Stability of Ti-Modified MCM-41 Catalysts in the Hydroxylation of Benzene in the Liquid Phase

✍ Scribed by Jing He; Hui Ma; Zongying Guo; David G. Evans; Xue Duan

Book ID
110408694
Publisher
Springer
Year
2003
Tongue
English
Weight
406 KB
Volume
22
Category
Article
ISSN
1022-5528

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✍ Chun-Guey Wu; Yuh-Twu Chang πŸ“‚ Article πŸ“… 2001 πŸ› Elsevier Science 🌐 English βš– 319 KB

A new crystalline phase (via amorphous intermediate), NCUZ-1, was obtained when MCM-41 (Si/Al ‫؍‬ 9) was under prolonged heating in the mother liquid (which contains NaAlO 2 , [N(CH 3 ) 4 ] 2 SiO 3 , SiO 2 , and surfactant C 16 H 33 N(CH 3 ) 3 OH(aq) at 1053C for more than two weeks. The largest d s