US2862979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of oxo dimer alcohols
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1957-01-23
•
Granted: 1958-12-02
•
Expires: 1977-01-23
Abstract
No abstract record available.
Inventors
- 👤 Cull Neville Leverne
- 👤 Aldridge Clyde Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:59
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50; B; B01; B01J; B01J39/00; B01J39/04; B01J39/07; C07C41/00; C07C41/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A PROCESS FOR PRODUCING AN ALCOHOL WHICH COMPRISES HYDROGENATING AN ALDEHYDE MIXTURE OBTAINED BY CARBONYLATING AN OLEFINIC COMPOUND WITH H2 AND CO IN THE PRESENCE OF A CARBONYLATION CATALYST AT AN ELEVATED TEMPERATURE AND PRESSURE TO PRODUCE AN ALDEHYDE-CONTAINING REACTION MIXTURE AND BY CONTACTING SAID REACTION MIXTURE WITH A MODIFIER COMPRISING AN ORGANIC WEAKLY ACIDIC CATION EXCHANGE RESIN, SAID MODIFIER BEING EMPLOYED IN AMOUNTS SUFFICIENT TO PRODUCE UPON SAID SUBSEQUENT HYROGENATION INCREASED YIELDS OF DIMER ALCOHOL.
Claim 2
Dependent Claim
76 words
A PROCESS FOR PRODUCING AN ALCOHOL WHICH COMPRISES HYDROGENATING AN ALDEHYDE MIXTURE OBTAINED BY CARBONYLATING AN OLEFINIC COMPOUND WITH H2 AND CO IN THE PRESENCE OF A CARBONYLATION CATALYST AT AN ELEVATED TEMPERATURE AND PRESSURE TO PRODUCE AN ALDEHYDE-CONTAINING REACTION MIXTURE AND BY CONTACTING SAID REACTION MIXTURE WITH A MODIFIER COMPRISING AN ORGANIC WEAKLY ACIDIC CATION EXCHANGE RESIN, SAID MODIFIER BEING EMPLOYED IN AMOUNTS SUFFICIENT TO PRODUCE UPON SAID SUBSEQUENT HYROGENATION INCREASED YIELDS OF DIMER ALCOHOL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |