Zeolite SSZ-25
AssigneeChevron Research and Technology Company
InventorsStacey I. Zones, Dennis L. Holtermann, Robert A. Innes, Theresa A. Pecoraro, Donald S. Santilli, James N. Ziemer
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Abstract
A crystalline zeolite SSZ-25 is prepared using an adamantane quaternary ammonium ion as a template.
Claims34
A zeolite having a mole ratio of an oxide selected from the group consisting of silicon oxide, germanium oxide and mixtures thereof to an oxide, selected from the group consisting of aluminum oxide, gallium oxide, iron oxide, boron oxide and mixtures thereof greater than about 20:1, having the X-ray diffraction lines of Table 2 and having equilibrium sorption capacities of greater than about 10 wt. % for n-hexane.
A zeolite having a mole ratio of an oxide selected from the group consisting of silicon oxide, germanium oxide and mixtures thereof to an oxide selected from aluminum oxide, gallium oxide, iron oxide, boron oxide and mixtures thereof greater than about 30:1, having the X-ray diffraction lines of Table 2 and having equilibrium sorption capacities of greater than about 10 wt. % for n-hexane.
A zeolite having a mole ratio of an oxide selected from silicon oxide to an oxide selected from aluminum oxide greater than about 30:1, having the X-ray diffraction lines of Table 2 and having equilibrium sorption capacities of greater than about 10 wt. % for n-hexane.
Dependencies are inferred from the claim text.