Zeolite-type material
AssigneeThe British Petroleum Company p.l.c.
InventorWarren J. Smith
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Abstract
A novel zeolite type material, designated SUZ-9 and suitable for use as an absorbent, catalyst or catalyst base, has, in its dehydrated organic free form, the empirical form m (M.sub.2/a O):X.sub.z O.sub.xz/2 :.sub.y YO.sub.2, where m is 0.5-1.5, M is an a valent cation; x is 2 or 3 and z is correspondingly 1 or 2; y is at least 2; X is Al, Ga, B, Zn or Fe; and Y is Si or Ge, and in its calcined hydrogen form an X-ray diffraction pattern including significant specified peaks.
Claims15
A compound having, in the dehydrated organic free form, the empirical formula:
- m(M.sub.2/a O):X.sub.z O.sub.xz/2 :.sub.y YO.sub.2 (I)
- in which m is 0.5 to 1.5;
- M is a cation of valency a;
- x is 2 or 3;
- X is a metal of valency x selected from the group consisting of aluminium, gallium, boron, zinc and iron;
- z is 2 when x is 3 and z is 1 when x is 2;
- y is at least 2;
- and Y is is silicon or germanium;
- and having, in the calcined hydrogen form, an X-ray diffraction pattern including significant peaks substantially as follows
- ______________________________________ d(A) Relative Intensity ______________________________________ 15.66 .+-. 0.30 VS 11.89 .+-. 0.25 W 10.46 .+-. 0.25 M 9.04 .+-. 0.15 VW 7.85 .+-. 0.15 M 7.55 .+-. 0.15 M/S 6.97 .+-. 0.15 VW 6.32 .+-. 0.12 W/M 6.13 .+-. 0.12 M/S 5.92 .+-. 0.12 S 5.80 .+-. 0.12 M 5.63 .+-. 0.12 M 5.44 .+-. 0.12 W/M 5.22 .+-. 0.12 M 5.07 .+-. 0.12 VW/W 4.48 .+-. 0.10 S 4.35 .+-. 0.10 S 4.26 .+-. 0.10 M/S 3.86 .+-. 0.08 M 3.78 .+-. 0.08 W/M 3.67 .+-. 0.08 W/M 3.60 .+-. 0.08 M/S 3.55 .+-. 0.08 VS 3.49 .+-. 0.07 W/M 3.42 .+-. 0.07 W/M 3.35 .+-. 0.07 M 3.30 .+-. 0.07 M 3.25 .+-. 0.07 W/M 3.21 .+-. 0.07 W/M 3.14 .+-. 0.07 S 3.06 .+-. 0.07 M 3.02 .+-. 0.07 S 2.89 .+-. 0.06 M/S 2.86 .+-. 0.06 W 2.78 .+-. 0.06 W 2.73 .+-. 0.06 VW/W 2.64 .+-. 0.06 VW/W 2.59 .+-. 0.06 W/M 2.52 .+-. 0.06 VW/W ______________________________________
A process for the preparation of a compound which comprises reacting together under aqueous alkaline conditions a source of oxide YO.sub.2 ;
- water;
- a source of oxide X.sub.z O.sub.xz/2 ;
- and a source of M(OH)a;
- 1,3,4,5,7,9-hexahydro-2,2,5,5,8,8-hexamethyl-2H-benzo (1,2-C:3,4-C'-5,6-C") tripyrolium trihydroxide;
- the reaction conditions being selected and maintained such as to produce a compound having, in the dehydrated organic free form, the empirical formula:
- m(M.sub.2/a O):X.sub.z O.sub.xz/2 :.sub.y YO.sub.2 (I)
- in which m is 0.5 to 1.5;
- M is a cation of valency a;
- x is 2 or 3;
- X is a metal of valency x selected from the group consisting of aluminum, gallium, boron, zinc and iron;
- z is 2 when x is 3 and z is 1 when x is 2;
- y is at least 2;
- and Y is silicon or germanium;
- and having, in the calcined hydrogen form, an X-Ray diffraction pattern including significant peaks substantially as follows:
- ______________________________________ d(A) Relative Intensity ______________________________________ 15.66 .+-. 0.30 VS 11.89 .+-. 0.25 W 10.46 .+-. 0.25 M 9.04 .+-. 0.15 VW 7.85 .+-. 0.15 M 7.55 .+-. 0.15 M/S 6.97 .+-. 0.15 VW 6.32 .+-. 0.12 W/M 6.13 .+-. 0.12 M/S 5.92 .+-. 0.12 S 5.80 .+-. 0.12 M 5.63 .+-. 0.12 M 5.44 .+-. 0.12 W/M 5.22 .+-. 0.12 M 5.07 .+-. 0.12 VW/W 4.48 .+-. 0.10 S 4.35 .+-. 0.10 S 4.26 .+-. 0.10 M/S 3.86 .+-. 0.08 M 3.78 .+-. 0.08 W/M 3.67 .+-. 0.08 W/M 3.60 .+-. 0.08 M/S 3.55 .+-. 0.08 VS 3.49 .+-. 0.07 W/M 3.42 .+-. 0.07 W/M 3.35 .+-. 0.07 M 3.30 .+-. 0.07 M 3.25 .+-. 0.07 W/M 3.21 .+-. 0.07 W/M 3.14 .+-. 0.07 S 3.06 .+-. 0.07 M 3.02 .+-. 0.07 S 2.89 .+-. 0.06 M/S 2.86 .+-. 0.06 W 2.78 .+-. 0.06 W 2.73 .+-. 0.06 VW/W 2.64 .+-. 0.06 VW/W 2.59 .+-. 0.06 W/M 2.52 .+-. 0.06 VW/W ______________________________________
A process as claimed in 7 in which the reaction mixture comprises at least one alkali metal of atomic number of at least 19.
Dependencies are inferred from the claim text.