US4664897A
Expired / Lapsed
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Crystalline silicophosphoaluminate MCM-4
Assignee: Mobil Oil AS
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Filing: 1986-09-16
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Granted: 1987-05-12
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Expires: 2006-09-16
Abstract
Abstract A new crystalline silicophosphoaluminate designated MCM-4 and having a particular crystal strcuture is provided. This crystalline material has ion-exchange properties and is readily convertible to catalytically active material.
Inventors
- 👤 Eric G. Derouane
- 👤 Roland von Ballmoos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:59
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/20; C01B33/26; C01B33/28; B; B01; B01J; B01J20/00; B01J20/02; B01J20/10; B01J20/16; B01J20/18; B01J29/00; B01J29/82; B01J29/84; B01J29/85; B01J39/00; B01J39/08; B01J39/12; C01B37/00; C01B37/06; C01B37/08; B01J2229/00; B01J2229/10; B01J2229/26; B01J2229/30; B01J2229/42; Y; Y10; Y10S; Y10S423/00; Y10S423/30
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
160 words
A synthetic crystalline material having a composition as follows: vA-M.sub.x/m.sup.m+ :(AlO.sub.2).sub.1-y.sup.- :(PO.sub.2).sub.1-x.sup.+ :(SiO.sub.2).sub.x+y :N.sub.y/n.sup.n- :wH.sub.2 O wherein M is a cation of valence m, N is an anion of valence n, A is occluded organic directing agent and solvent, v is the number of moles of A, w is the number of moles of H 2 O and x and y are numbers of from greater than -1 to less than +1 which satisfy the relationships: (1) if x is 0, then y is not 0, (2) if y is 0, then x is not 0, (3) if the atomic ratio of Al/P is greater than 1, then x+y is greater than 0.001 and y+0.6x is less than 0.4, and (4) if the atomic ratio of Al/P is less than 1, then x+y is greater than 0.001 and x+0.5y is less than 0.5, which, as synthesized, exhibits a characteristic X-ray diffraction pattern as shown in Table 1-A of the specification.
Claim 2
Dependent Claim
160 words
A synthetic crystalline material having a composition as follows: vA-M.sub.x/m.sup.m+ :(AlO.sub.2).sub.1-y.sup.- :(PO.sub.2).sub.1-x.sup.+ :(SiO.sub.2).sub.x+y :N.sub.y/n.sup.n- :wH.sub.2 O wherein M is a cation of valence m, N is an anion of valence n, A is occluded organic directing agent and solvent, v is the number of moles of A, w is the number of moles of H 2 O and x and y are numbers of from greater than -1 to less than +1 which satisfy the relationships: (1) if x is 0, then y is not 0, (2) if y is 0, then x is not 0, (3) if the atomic ratio of Al/P is greater than 1, then x+y is greater than 0.001 and y+0.6x is less than 0.4, and (4) if the atomic ratio of Al/P is less than 1, then x+y is greater than 0.001 and x+0.5y is less than 0.5, which, as synthesized, exhibits a characteristic X-ray diffraction pattern as shown in Table 1-A of the specification.
Claim 3
Dependent Claim
24 words
The synthetic crystalline material of claim 1 which, following calcination, exhibits a characteristic X-ray diffraction pattern as shown in Table 1-B of the specification.
Claim 4
Dependent Claim
122 words
The synthetic crystalline material of claim 2 having a composition in the anhydrous state as follows: M.sub.x/m.sup.m+ :(AlO.sub.2).sub.1-y.sup.- :(PO.sub.2).sub.1-x.sup.+ :(SiO.sub.2).sub.x+y :N.sub.y/n.sup.n- wherein M is a cation of valence m, N is an anion of valence n, and x and y are numbers of from greater than -1 to less than +1 which satisfy the rationships: (1) if x is 0, then y is not 0, (2) if y is 0, than x is not 0, (3) if the atomic ratio of Al/P is greater than 1, then x+y is greater than 0.001 and y+0.6x is less than 0.4, and (4) if the atomic ratio of Al/P is less than 1, then x+y is greater than 0.001 and x+0.5y is less than 0.5.
Claim 5
Dependent Claim
56 words
The crystalline material of claim 3 having cations replaced, at least in part, with a cation or a mixture of cations selected from the group consisting of hydrogen and hydrogen precursors, rare earth metals and metals from Groups IA, IIA, IIIA, IVA, IB, IIB, IIIB, IVB, VIB and VIII of the Periodic Table of the Elements.
Claim 6
Dependent Claim
14 words
The crystalline material resulting from thermal treatment of the crystalline material of claim 4.
Claim 7
Dependent Claim
56 words
The crystalline material of claim 2 having cations replaced, at least in part, with a cation or a mixture of cations selected from the group consisting of hydrogen and hydrogen precursors, rare earth metals and metals from Groups IA, IIA, IIIA, IVA, IB, IIB, IIIB, IVB, VIB and VIII of the Periodic Table of the Elements.
Claim 8
Dependent Claim
14 words
The crystalline material resulting from thermal treatment of the crystalline material of claim 6.
Claim 9
Dependent Claim
28 words
A catalyst composition comprising from 1% to 90% by weight of the crystalline material of claim 7 and from 10% to 99% by weight of a matrix material.
Claim 10
Dependent Claim
28 words
A catalyst composition comprising from 1% to 90% by weight of the crystalline material of claim 6 and from 10% to 99% by weight of a matrix material.
Claim 11
Dependent Claim
28 words
A catalyst composition comprising from 1% to 90% by weight of the crystalline material of claim 2 and from 10% to 99% by weight of a matrix material.
Claim 12
Dependent Claim
56 words
The crystalline material of claim 1 having cations replaced, at least in part, with a cation or a mixture of cations selected from the group consisting of hydrogen and hydrogen precursors, rare earth metals and metals from Groups IA, IIA, IIIA, IVA, IB, IIB, IIIB, IVB, VIB and VIII of the Periodic Table of the Elements.
Claim 13
Dependent Claim
14 words
The crystalline material resulting from thermal treatment of the crystalline material of claim 11.
Claim 14
Dependent Claim
28 words
A catalyst composition comprising from 1% to 90% by weight of the crystalline material of claim 12 and from 10% to 99% by weight of a matrix material.
Claim 15
Dependent Claim
28 words
A catalyst composition comprising from 1% to 90% by weight of the crystalline material of claim 1 and from 10% to 99% by weight of a matrix material.
Claim 16
Dependent Claim
14 words
The crystalline material resulting from thermal treatment of the crystalline material of claim 1.
Claim 17
Dependent Claim
28 words
A catalyst composition comprising from 1% to 90% by weight of the crystalline material of claim 1 and from 10% to 99% by weight of a matrix material.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-05-11 | 1990-11-10 | 1991-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-05-11 | 1994-11-10 | 1995-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-05-11 | 1998-11-10 | 1999-05-12 | $7700.00 | Window Closed / Lapsed |