Table 3.

Synthesis of CHA zeolites using a mixture of two organic templates.

Sample no.	Synthesis conditions			Product
	Si/Al	OSDA1	OSDA2	Phase	Bulk Si/Al
17	57	TMAda	DMDPA	CHA + imp	—
18	57	TMAda	TEA	CHA	10.5
19	57	TMAda	TPA	CHA	10.7
20	57	TMAda	TMA	CHA	—
21	57	TMAda	Ada-NH2	CHA	—
22	57	TMAda	Choline	CHA	10.1

Gel compositions: 26 H₂O : 0.27 Na₂O : 1 SiO₂ : 0.017 Al₂O₃ : 0.07 TMAda : 0.07 OSDA2. —: did not measure; imp: unknown impurities.