C - Chemistry – Metallurgy – 01 – G
Patent
C - Chemistry, Metallurgy
01
G
C01G 23/04 (2006.01) B01J 21/06 (2006.01) B01J 35/00 (2006.01) C01G 23/053 (2006.01) C01G 23/08 (2006.01)
Patent
CA 2342566
A process for producing a titanium oxide is provided which comprises (i) a step of calcining a titanium compound in the presence of ammonia gas or (ii) steps of treating a titanium compound with heat in the presence of ammonia gas and calcining the heat-treated titanium compound. The titanium oxide obtained in the present invention exhibits a sufficiently high photocatalytic activity by irradiation of visible light.
Koike Hironobu
Sakatani Yoshiaki
Sawabe Yoshinari
Fetherstonhaugh & Co.
Sumitomo Chemical Company Limited
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