| abstract |
The present invention provides a method for producing a highly crystalline CHA-type zeolite in a yield suitable for industrial production. A composition comprising an alumina source, a silica source, an alkali source, water, an N, N, N-trialkyladamantyl ammonium salt and an N, N, N-trialkylcyclohexylammonium salt represented by the following formula is crystallized. A method for producing a CHA-type zeolite having a crystallization step. [Selection] Figure 2 |