EP0231860A2
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EP
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New zeolite SSZ-25
Assignee: Chevron USA Inc
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Filing: 1987-01-27
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Granted: —
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Expires: 2007-01-27
Abstract
Abstract A crystalline zeolite SSZ-25 is prepared using an adamantane quaternary ammonium ion as a template.
Inventors
- 👤 Stacey I. Zones
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-02 20:20
CPC Classifications
C; C10; C10G; C10G45/00; C10G45/58; C10G45/60; C10G45/64; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/70; B01J29/7038; B01J29/7049; B01J29/7088; B01J29/72; B01J29/74; B01J29/7476; C01; C01B; C01B39/00; C01B39/02; C01B39/46; C01B39/48; C07; C07C; C07C2/00; C07C2/54; C07C2/64; C07C2/66; C07C5/00; C07C5/22; C07C5/27; C07C5/2767; C07C5/277; C07C5/2791; C10G29/00; C10G29/20; C10G29/205; C10G35/00; C10G35/04; C10G35/06; C10G35/095; B01J2229/00; B01J2229/10; B01J2229/26; B01J2229/30; B01J2229/42; C07C2529/00; C07C2529/04; C07C2529/06; C07C2529/70
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
47 words
A zeolite having a mole ratio of an oxide selected from 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, and having the X-ray diffraction lines of Table 1.
Claim 2
Dependent Claim
47 words
A zeolite having a mole ratio of an oxide selected from 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, and having the X-ray diffraction lines of Table 1.
Claim 3
Dependent Claim
82 words
A zeolite having a composition, as synthesized and in the anhydrous state, in terms of mole ratios of oxides as follows: (0.1 to 2.0)Q 2 0:(0.1 to 2. 0)M 2 O:W 2 O 3 :-(greater than 30) Y0 2 wherein M is an alkali metal cation, W is selected from aluminum, gallium, iron, boron and mixtures thereof, Y is selected from silicon, germanium and mixtures thereof, Q is an adamantane quaternary ammonium ion and having the X-ray diffraction lines of Table 1.
Claim 4
Dependent Claim
82 words
A zeolite having a composition, as synthesized and in the anhydrous state, in terms of mole ratios of oxides as follows: (0.1 to 2.0)Q 2 0:(0.1 to 2. 0)M 2 O:W 2 O 3 :-(greater than 30) Y0 2 wherein M is an alkali metal cation, W is selected from aluminum, gallium, iron, boron and mixtures thereof, Y is selected from silicon, germanium and mixtures thereof, Q is an adamantane quaternary ammonium ion and having the X-ray diffraction lines of Table 1.
Claim 5
Dependent Claim
16 words
The zeolite according to Claim 1 or 2 wherein W is aluminum and Y is silicon.
Claim 6
Dependent Claim
19 words
A zeolite prepared by thermally treating the zeolite of Claim 3 at a temperature from about 200°C to 820°C.
Claim 7
Dependent Claim
14 words
The zeolite according to Claim 4 having the X-ray diffraction lines of Table 2.
Claim 8
Dependent Claim
33 words
The zeolite according to Claim 1 or 2 wherein said mole ratio of silicon oxide or germanium oxide to aluminum oxide, gallium oxide, iron oxide or boron oxide is about 30:1 to 100:1.
Claim 9
Dependent Claim
115 words
A zeolite according to Claim 2 wherein the adamantane quaternary ammonium ion is derived from an adamantane compound of the formula: wherein each of Y 1 Y 2 and Y 3 independently is lower alkyl and A e is an anion which is not detrimental to the formation of the zeolite; and each of R 1 , R 2 and R 3 independently is hydrogen, or lower alkyl; and wherein each of R 4 , R 5 and R 6 independently is hydrogen or lower alkyl; each of Y 1 , Y 2 and Y3 independently is lower alkyl; and A θ is an anion which is not detrimental to the formation of the zeolite.
Claim 10
Dependent Claim
83 words
A zeolite according to Claim 7 wherein in formula (a) each of Y 1 , Y 2 and Y 3 independently is methyl or ethyl; A e is OH or halogen; and each of R 1 , R 2 , and R 3 is hydrogen; and in formula (b) each of Y 1 , Y 2 and Y 3 independently is methyl or ethyl; A θ is OH, or halogen; and each of R 4 , R 5 and R 6 is hydrogen.
Claim 11
Dependent Claim
29 words
A zeolite according to Claim 8 wherein Y 1 , Y 2 and Y 3 are the same and each is methyl; and A θ is OH, or I.
Claim 12
Dependent Claim
29 words
10 . A zeolite according to Claim 1 or 2 which has undergone ion exchange with hydrogen, ammonium, rare earth metal, Group IIA metal, or Group VIII metal ions.
Claim 13
Dependent Claim
24 words
A zeolite according to Claim 1 or 2 wherein rare earth metals, Group IIA metals, or Group VIII metals are occluded in the zeolite.
Claim 14
Dependent Claim
18 words
1 2 . A zeolite composition, comprising the zeolite of Claim 1 or 2 and an inorganic matrix.
Claim 15
Dependent Claim
73 words
A method for preparing the zeolite of Claim 1, comprising: (a) preparing an aqueous mixture containing sources of an adamantane quaternary ammonium ion, an oxide selected from aluminum oxide, gallium oxide, iron oxide, boron oxide and mixtures thereof, and an oxide selected from silicon oxide, germanium oxide, and mixtures thereof; (b) maintaining the mixture at a temperature of at least 140°C until the crystals of said zeolite form; and (c) recovering said crystals.
Claim 16
Dependent Claim
63 words
The method according to Claim 13 wherein the aqueous mixture has a composition in terms of mole ratios of oxides falling in the ranges: Y02/W203, 20:1 to 200:1; Q/YO 2 , 0.15:1 to 0.50:1; wherein Y is selected from silicon, germanium and mixtures thereof, W is selected from aluminum, gallium, iron, boron and mixtures thereof, and Q is an adamantane quaternary ammonium ion.
Claim 17
Independent Claim
23 words
A method according to Claims 13 or 14 wherein the adamantane quaternary ammonium ion is derived from an adamantane compound of the formula:
Claim 18
Dependent Claim
95 words
wherein each of Y 1 Y 2 and Y 3 independently is lower alkyl and A θ is an anion which is not detrimental to the formation of the zeolite; and each of R 1 , R 2 and R 3 independently is hydrogen, or lower alkyl; and wherein each of R 4 , R 5 and R 6 independently is hydrogen or lower alkyl; each of Y 1 , Y 2 and Y 3 independently is lower alkyl; and A θ is an anion which is not detrimental to the formation of the zeolite.
Claim 19
Dependent Claim
95 words
wherein each of Y 1 Y 2 and Y 3 independently is lower alkyl and A θ is an anion which is not detrimental to the formation of the zeolite; and each of R 1 , R 2 and R 3 independently is hydrogen, or lower alkyl; and wherein each of R 4 , R 5 and R 6 independently is hydrogen or lower alkyl; each of Y 1 , Y 2 and Y 3 independently is lower alkyl; and A θ is an anion which is not detrimental to the formation of the zeolite.
Claim 20
Dependent Claim
83 words
A method according to Claim 15 wherein in formula (a) each of Y 1 , Y 2 and Y 3 independently is methyl or ethyl; A 9 is OH or halogen; and each of R 1 , R 2 , and R 3 is hydrogen; and in formula (b) each of Y 1 , Y 2 and Y 3 independently is methyl or ethyl; A 9 is OH, or halogen; and each of R 4 , R 5 and R 6 is hydrogen.
Claim 21
Dependent Claim
29 words
A method according to Claim 16 wherein Y 1 , Y 2 and Y 3 are the same and each is methyl; and A 9 is OH, or I.
References Cited (Backward Citations)
No citation records indexed.
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