US3094568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for alkylating aromatics in the presence of a heavy metal halide, an organic halide and an organo aluminum halide
Assignee: Gulf Research and Development Co
•
Filing: 1959-12-01
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Granted: 1963-06-18
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Expires: 1979-12-01
Abstract
No abstract record available.
Inventors
- 👤 Russell G Hay
- 👤 Stanley M Hazen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:53
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/64; C07C2/66; C07C2/68; C07C2531/00; C07C2531/02; C07C2531/12; C07C2531/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A PROCESS FOR ALKYLATING AN ALKYLATABLE AROMATIC WHICH COMPRISES REACTING SAID ALKYLATABLE AROMATIC WITH AN OLEFIN IN THE PRESENCE OF A CATALYST SYSTEM CONTAINING HEAVY METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF THE HALIDES OF TITANIUM, ZIRCONIUM, HAFNIUM, MOLYBDENUM, ANTIMONY AND TIN, AN ORGANIC HALIDE DEFINED BY THE FORMULA R3CX WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF AN ALKYL RADICAL AND AN AROMATIC RADICAL AND X IS A HALOGEN AND AN ORGANO ALUMINUM HALIDE, THE MOLAR RATIOS OF SAID COMPOUNDS IN SAID CATALYST SYSTEM BEING, RESPECTIVELY, ABOUT ONE TO ABOUT 30 MOL PERCENG, ABOUT 15 TO ABOUT 97 MOL PERCENT ABOUT TWO TO ABOUT 60 MOL PERCENT.
Claim 2
Dependent Claim
110 words
A PROCESS FOR ALKYLATING AN ALKYLATABLE AROMATIC WHICH COMPRISES REACTING SAID ALKYLATABLE AROMATIC WITH AN OLEFIN IN THE PRESENCE OF A CATALYST SYSTEM CONTAINING HEAVY METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF THE HALIDES OF TITANIUM, ZIRCONIUM, HAFNIUM, MOLYBDENUM, ANTIMONY AND TIN, AN ORGANIC HALIDE DEFINED BY THE FORMULA R3CX WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF AN ALKYL RADICAL AND AN AROMATIC RADICAL AND X IS A HALOGEN AND AN ORGANO ALUMINUM HALIDE, THE MOLAR RATIOS OF SAID COMPOUNDS IN SAID CATALYST SYSTEM BEING, RESPECTIVELY, ABOUT ONE TO ABOUT 30 MOL PERCENG, ABOUT 15 TO ABOUT 97 MOL PERCENT ABOUT TWO TO ABOUT 60 MOL PERCENT.
References Cited (Backward Citations)
US2304290A
Cited
US2824145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |