A convenient and economic method for preparing highly ordered MCM 41 was studied in an open vessel by using waterglass as the silicon source. XRD, nitrogen adsorption and TEM show that the product has a highly ordered...
A new method named peptizinggelation method was used to synthesize TiSi dioxide composite, whose surface area is above 1 000 m2/g. The character of this method is that Ti exists in the form of ion and ion cluster duri...