US4291126A
Expired / Lapsed
US
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Process for manufacturing alcohols and more particularly saturated linear primary alcohols from synthesis gas
Assignee: IFP Energies nouvelles
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Filing: 1979-12-19
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Granted: 1981-09-22
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Expires: 1999-12-19
Abstract
Abstract Process for manufacturing alcohols by reaction of carbon monoxide with hydrogen in the presence of a catalyst containing from 20 to 60% of copper, from 5 to 50% of cobalt, from 5 to 30% of a metal selected from chromium, iron, vanadium and manganese, from 5 to 40% of a rare earth metal, from 0.1 to 5% of an alkali or earth-alkali metal and, optionally, zinc and/or a noble metal from group VIII and/or a binder selected from alumina, magnesia and cements.
Inventors
- 👤 Andre Sugier
- 👤 Edouard Freund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:23
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J23/86; B01J23/868; B01J23/78; B01J23/847; B01J23/8472; B01J23/889; B01J23/8892; C; C07; C07C; C07C29/00; C07C29/15; C07C29/151; C07C29/153; C07C29/156; C07C29/157; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
159 words
In a process for manufacturing saturated linear primary alcohols by contacting a gaseous mixture comprising carbon monoxide and hydrogen, and optionally carbon dioxide, with a multimetallic catalyst having a high selectivity for alcohol production, at a temperature of from 150° to 400° C. and a pressure of from 20 to 250 bar; the improvement wherein said multimetallic selective catalyst comprises at least five elements, said elements, and the proportion by weight of each element as metal relative to the total weight of said elements as metals, being: (a) copper, from 20 to 60%; (b) cobalt, from 5 to 50%; (c) at least one metal M selected from chromium, iron, vanadium and manganese, from 5 to 30%; (d) at least one rare earth metal N, from 5 to 40%; and (e) at least one alkali or alkaline earth metal A, from 0.1 to 5%; whereby the yield of saturated linear primary alcohols having at least two carbon atoms is increased.
Claim 2
Dependent Claim
159 words
In a process for manufacturing saturated linear primary alcohols by contacting a gaseous mixture comprising carbon monoxide and hydrogen, and optionally carbon dioxide, with a multimetallic catalyst having a high selectivity for alcohol production, at a temperature of from 150° to 400° C. and a pressure of from 20 to 250 bar; the improvement wherein said multimetallic selective catalyst comprises at least five elements, said elements, and the proportion by weight of each element as metal relative to the total weight of said elements as metals, being: (a) copper, from 20 to 60%; (b) cobalt, from 5 to 50%; (c) at least one metal M selected from chromium, iron, vanadium and manganese, from 5 to 30%; (d) at least one rare earth metal N, from 5 to 40%; and (e) at least one alkali or alkaline earth metal A, from 0.1 to 5%; whereby the yield of saturated linear primary alcohols having at least two carbon atoms is increased.
Claim 3
Dependent Claim
36 words
A process according to claim 1, wherein the relative proportions by weight are: copper: 25 to 50%, cobalt: 10 to 40%, metal M: 10 to 25%, metal N: 10 to 30%, metal A: 0.2 to 3%.
Claim 4
Dependent Claim
30 words
A process according to claim 1, wherein zinc is also present in the catalyst composition in a relative proportion of 0.5 to 15% of the total weight of the metals.
Claim 5
Dependent Claim
35 words
A process according to claim 1, wherein the catalyst further contains at least one noble metal from group VIII in a relative proportion of from 0.005 to 0.5% of the total weight of the metals.
Claim 6
Dependent Claim
19 words
A process according to claim 1, wherein the catalyst further contains one binder selected from alumina, magnesia and cements.
Claim 7
Dependent Claim
24 words
A process according to claim 5 wherein the catalyst contains alumina in a proportion of from 1 to 25% by weight, calculated as aluminum.
Claim 8
Dependent Claim
16 words
A process according to claim 1, wherein the catalyst contains copper, cobalt, chromium, lanthanum and potassium.
Claim 9
Dependent Claim
67 words
A process according to claim 1, wherein the catalyst is prepared by a process comprising the steps of dissolving at least one compound of each of the metals Cu, Co, M and N in water containing a complexant organic compound, followed by evaporating the water, shaping the resultant powder, and impregnating the resultant shaped masses with an aqueous solution of an alkali or alkaline earth metal compound.
Claim 10
Dependent Claim
21 words
A process according to claim 8, wherein the complexant compound is selected from the organic polyacids, the alcohol-acids and the amino-acids.
Claim 11
Dependent Claim
13 words
A process according to claim 9, wherein the complexant compound is citric acid.
Claim 12
Dependent Claim
26 words
A process according to claim 8, wherein, after evaporating the water, the recovered powder is admixed with an aluminous cement, shaped and roasted at 300°-800° C.
Claim 13
Dependent Claim
15 words
A process according to claim 1, wherein carbon dioxide is present in the gaseous mixture.
Claim 14
Dependent Claim
35 words
A process according to claim 2, wherein the catalyst further contains at least one noble metal from Group VIII in a relative proportion of from 0.005 to 0.5% of the total weight of the metals.
Claim 15
Dependent Claim
16 words
A process according to claim 4, wherein said noble metal is platinum, palladium, iridium or rhodium.
Claim 16
Dependent Claim
18 words
A process according to claim 14, wherein the proportion of said noble metal is from 0.02 to 0.1%.
Claim 17
Dependent Claim
17 words
A process according to claim 7, wherein the catalyst further contains from 0.005 to 0.5% of platinum.
Claim 18
Dependent Claim
16 words
A process according to claim 1, wherein the catalyst contains copper, cobalt, chromium, cerium and potassium.
Claim 19
Dependent Claim
16 words
A process according to claim 1, wherein the catalyst contains copper, cobalt, manganese, potassium and didymium.
Claim 20
Dependent Claim
17 words
A process according to claim 18, wherein the catalyst further contains from 0.005 to 0.5% of rhodium.
Claim 21
Dependent Claim
16 words
A process according to claim 1, wherein the catalyst contains copper, cobalt, iron, lanthanum and potassium.
Claim 22
Dependent Claim
16 words
A process according to claim 1, wherein the catalyst contains copper, cobalt, vanadium, lanthanum and potassium.
Claim 23
Dependent Claim
17 words
A process according to claim 21, wherein the catalyst further contains from 0.005 to 0.5% of palladium.
Claim 24
Dependent Claim
17 words
A process according to claim 1, wherein the catalyst contains copper, cobalt, chromium, aluminum, lanthanum and barium.
Claim 25
Dependent Claim
18 words
A process according to claim 1, wherein the temperature of the reaction is from 220° to 350° C.
Claim 26
Dependent Claim
23 words
A process according to claim 1, wherein the ratio of hydrogen to total carbon monoxide plus carbon dioxide is from 0.4 to 10.
Claim 27
Dependent Claim
14 words
A process according to claim 25, wherein said ratio is from 0.5 to 4.
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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) | 1984-09-21 | 1985-03-23 | 1985-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-09-21 | 1989-03-23 | 1989-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-09-21 | 1993-03-23 | 1993-09-22 | $7700.00 | Window Closed / Lapsed |