发明名称 MWW TYPE ZEOLITE SUBSTANCE, PRECURSOR SUBSTANCE THEREFOR, AND PROCESS FOR PRODUCING THESE SUBSTANCES
摘要 <p>A process for easily synthesizing a zeolite substance containing an element having a large ionic radius in the framework at a high ratio. This process comprises the following first to fourth steps: First Step: a step of heating a mixture containing a template compound, a compound containing a Group 13 element of the periodic table, a silicon-containing compound and water to obtain a precursor (A); Second Step: a step of acid-treating the precursor (A) obtained in the first step; Third Step: a step of heating the acid-treated precursor (A) obtained in the second step together with a mixture containing a template compound and water to obtain a precursor (B); andFourth Step: a step of calcining the precursor (B) obtained in the third step to obtain a zeolite substance.</p>
申请公布号 WO2003074422(P1) 申请公布日期 2003.09.12
申请号 JP2003002155 申请日期 2003.02.26
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