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US5580540A
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Zeolite SSZ-44
Assignee: Chevron Phillips Chemical Co LP
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Filing: 1995-12-01
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Granted: 1996-12-03
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Expires: 2015-12-01
Abstract
Abstract The present invention relates to new crystalline zeolite SSZ-44 prepared by processes for preparing crystalline molecular sieves, particularly large pore zeolites, using a N,N-diethyl-cis-2,6-dimethyl piperidinium cation templating agent.
Inventors
- 👤 Yumi Nakagawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:57
CPC Classifications
C; C01; C01B; C01B37/00; C01B37/005; B; B01; B01J; B01J29/00; B01J29/04; C01B37/007; C01B37/02; C01B39/00; C01B39/02; C01B39/06; C01B39/12; C01B39/46; C01B39/48
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
21 words
A zeolite having an average pore size greater than about 6 Angstroms and having the X-ray diffraction lines of Table I.
Claim 2
Dependent Claim
21 words
A zeolite having an average pore size greater than about 6 Angstroms and having the X-ray diffraction lines of Table I.
Claim 3
Dependent Claim
45 words
A zeolite having a mole ratio greater than about 20 of an oxide of a first tetravalent element to an oxide of a second trivalent or tetravalent element which is different from said first tetravalent element, and having the X-ray diffraction lines of Table I.
Claim 4
Dependent Claim
45 words
A zeolite having a mole ratio greater than about 20 of an oxide of a first tetravalent element to an oxide of a second trivalent or tetravalent element which is different from said first tetravalent element, and having the X-ray diffraction lines of Table I.
Claim 5
Dependent Claim
57 words
A zeolite having a mole ratio greater than about 20 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, titanium oxide, indium oxide, vanadium oxide and mixtures thereof, and having the X-ray diffraction lines of Table I.
Claim 6
Dependent Claim
57 words
A zeolite having a mole ratio greater than about 20 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, titanium oxide, indium oxide, vanadium oxide and mixtures thereof, and having the X-ray diffraction lines of Table I.
Claim 7
Dependent Claim
15 words
A zeolite according to claim 3 wherein the oxides comprise silicon oxide and aluminum oxide.
Claim 8
Dependent Claim
15 words
A zeolite according to claim 3 wherein the oxides comprise silicon oxide and boron oxide.
Claim 9
Dependent Claim
15 words
A zeolite according to claim 3 wherein the oxides comprise silicon oxide and titanium oxide.
Claim 10
Dependent Claim
23 words
A zeolite having an average pore size greater than about 6 Angstroms and having, after calcination, the X-ray diffraction lines of Table II.
Claim 11
Dependent Claim
23 words
A zeolite having an average pore size greater than about 6 Angstroms and having, after calcination, the X-ray diffraction lines of Table II.
Claim 12
Dependent Claim
15 words
A zeolite according to claim 7, wherein said zeolite is predominantly in the hydrogen form.
Claim 13
Dependent Claim
19 words
A zeolite according to claim 7 made substantially free of acidity by neutralizing said zeolite with a basic metal.
Claim 14
Dependent Claim
63 words
A zeolite having a mole ratio greater than about 20 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, titanium oxide, indium oxide, vanadium oxide and mixtures thereof and having, after calcination, the X-ray diffraction lines of Table II.
Claim 15
Dependent Claim
63 words
A zeolite having a mole ratio greater than about 20 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, titanium oxide, indium oxide, vanadium oxide and mixtures thereof and having, after calcination, the X-ray diffraction lines of Table II.
Claim 16
Dependent Claim
15 words
A zeolite according to claim 10, wherein said zeolite is predominantly in the hydrogen form.
Claim 17
Dependent Claim
19 words
A zeolite according to claim 10 made substantially free of acidity by neutralizing said zeolite with a basic metal.
References Cited (Backward Citations)
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1999-12-03 | 2000-06-03 | 2000-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-12-03 | 2004-06-03 | 2004-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-12-03 | 2008-06-03 | 2008-12-03 | $7700.00 | Window Closed / Lapsed |