Titanosilicate catalyst particle
AssigneeMitsubishi Gas Chemical Company, Inc.
InventorsTakashi Onozawa, Osamu Kondo
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Abstract
A titanosilicate catalyst and method for preparing the same, comprising primary titanosilicate particles which are combined with one another, wherein the titanosilicate catalyst comprises pores having a pore diameter of from 50 to 300 .ANG.. The inventive catalyst exhibits activity in a hydroxylation reaction of an aromatic compound, or an epoxidation reaction of an olefin, or an ammoximation reaction of a ketone using hydrogen peroxide as an oxidant.
Claims2
A titanosilicate catalyst comprising primary titanosilicate particles which are combined with one another, wherein said titanosilicate catalyst comprises pores having a pore diameter of from 50 to 300 .ANG., wherein the combined part of the primary particle is a crystalline substance containing titanium, wherein the combined part is fully crystalline, and wherein the median diameter of the catalyst is 10.mu.m or more.
Dependencies are inferred from the claim text.