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US4632815A
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Crystalline layered silicate
Assignee: Mobil Oil AS
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Filing: 1984-12-18
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Granted: 1986-12-30
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Expires: 2004-12-18
Abstract
Abstract A method is provided for synthesizing a crystalline layered silicate from a specified reaction mixture having a particular composition including a specified organic directing agent, said layered silicate having a structure related to Silica-X.
Inventors
- 👤 Ernest W. Valyocsik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:23
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/70; B01J21/00; B01J21/16; B01J29/03; B01J29/035; B01J29/049; C; C01; C01B; C01B33/00; C01B33/113; C01B33/12; C01B33/20; C01B33/36; C01B33/38; B01J2229/00; B01J2229/10; B01J2229/26; B01J2229/30; B01J2229/42
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
131 words
A crystalline layered silicate having an X-ray diffraction pattern exhibiting the values of Table I of the specification and a composition as synthesized on an anhydrous basis in terms of moles of oxides per mole of silica, expressed by the formula: (0.01-10)R.sub.2 O:(0-2)M.sub.2/n O:(0-2.5)Al.sub.2 O.sub.3 :100 SiO.sub.2 wherein R is at least one cation of an organic directing agent selected from the group consisting of tert-butyl-trimethylanalinium hydroxide, tert-butyl-trimethylanalinium halide, N-methyl-3,5-dimethylpyridinium hydroxide, N-methyl-3,5-dimethylpridinium halide, [(CH 3 ) 3 N + (CH 2 ) 4 N + (CH 3 ) 3 ] 1 (X - ) 2 , where X is a halide and mixtures thereof, M is at least one cation selected from the group consisting of alkali and alkaline earth metals and mixtures thereof and n is the valence of M.
Claim 2
Dependent Claim
131 words
A crystalline layered silicate having an X-ray diffraction pattern exhibiting the values of Table I of the specification and a composition as synthesized on an anhydrous basis in terms of moles of oxides per mole of silica, expressed by the formula: (0.01-10)R.sub.2 O:(0-2)M.sub.2/n O:(0-2.5)Al.sub.2 O.sub.3 :100 SiO.sub.2 wherein R is at least one cation of an organic directing agent selected from the group consisting of tert-butyl-trimethylanalinium hydroxide, tert-butyl-trimethylanalinium halide, N-methyl-3,5-dimethylpyridinium hydroxide, N-methyl-3,5-dimethylpridinium halide, [(CH 3 ) 3 N + (CH 2 ) 4 N + (CH 3 ) 3 ] 1 (X - ) 2 , where X is a halide and mixtures thereof, M is at least one cation selected from the group consisting of alkali and alkaline earth metals and mixtures thereof and n is the valence of M.
Claim 3
Dependent Claim
20 words
The crystalline layered silicate of claim 1, wherein X is selected from the group consisting of chloride, bromide or iodide.
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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) | 1989-12-29 | 1990-06-30 | 1990-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-12-29 | 1994-06-30 | 1994-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-12-29 | 1998-06-30 | 1998-12-30 | $7700.00 | Window Closed / Lapsed |