B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
260/365, 252/98
B01J 21/06 (2006.01) B01J 23/22 (2006.01) B01J 27/055 (2006.01) C07C 51/265 (2006.01) C07D 307/89 (2006.01)
Patent
CA 2039043
A high activity and high selectivity fluid catalyst for use in gas phase oxidation of aromatic hydrocarbons, comprising 50 to 95% by weight (calculated by TiO2 + SiO2 + B2O3) of component (A) which comprises titanium oxide, silicon dioxide and boron oxide and 5 to 50% by weight [caluculated by V2O5 + M2O (M represents an alkali metal) + SO3] of component (B) comprising vanadium oxide, an alkali metal oxide and sulfuric anhydride, wherein weight ratios of B2O3 to TiO2 and SiO2 to Tio2 in said component (A) are in the range of from 0.02 to 0.5 and from 0.25 to 1.0, respectively, is provided.
Aono Toshinao
Arima Yusaku
Asami Yukio
Fujii Susumu
Hirooka Noboru
Kawasaki Steel Corporation
Smart & Biggar
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