| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for synthesizing lithium zeolite efficiently by using a catalyst residue of oil refinery whose effective utilization method has not been found hitherto. <P>SOLUTION: This invention relates to (1) a method for synthesizing lithium zeolite in which an SiO<SB POS="POST">2</SB>-Al<SB POS="POST">2</SB>O<SB POS="POST">3</SB>-based material obtained by subjecting a catalyst residue of oil refinery to heat treatment at a temperature of≥350°C and≤950°C is treated by lithium hydroxide aqueous solution, and (2) a method for synthesizing lithium zeolite in which a treatment temperature by the lithium hydroxide aqueous solution is 10°C-80°C. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
