AEI ZEOLITE CONTAINING PHOSPHORUS, AND METHOD FOR PRODUCING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide AEI zeolite having moderate strength as well as uniform acid strength.SOLUTION: This invention relates to AEI zeolite containing phosphorus, preferably AEI zeolite containing phosphorus within the pores, and a method for producing AEI zeolite including a crystallization step for crystallizing a raw material mixture containing a tetraethylphosphonium cation.