CARBON-MONOXIDE HYDROGENATION OVER NA-MN-NI CATALYSTS - EFFECTS OF CATALYST PREPARATION METHODS ON THE C2+ OXYGENATE SELECTIVITY
Chuang, SSC; Pien, SI; Ghosal, K; Soong, Y; Noceti, RP; Schehl, RR
| HERO ID | 1656262 |
|---|---|
| In Press | No |
| Year | 1991 |
| Title | CARBON-MONOXIDE HYDROGENATION OVER NA-MN-NI CATALYSTS - EFFECTS OF CATALYST PREPARATION METHODS ON THE C2+ OXYGENATE SELECTIVITY |
| Authors | Chuang, SSC; Pien, SI; Ghosal, K; Soong, Y; Noceti, RP; Schehl, RR |
| Journal | Applied Catalysis |
| Volume | 70 |
| Issue | 1 |
| Page Numbers | 101-114 |
| Abstract | The effect of catalyst preparation methods on carbon monoxide hydrogenation selectivity over Na-Mn-Ni catalysts has been studied. The SiO2-supported Ni and Mn-Ni catalysts prepared from impregnation exhibited high methanation and hydrocarbon synthesis selectivity. The Mn-Ni catalysts prepared from coprecipitation of manganese and nickel nitrates with sodium carbonate showed high selectivity for C2+ oxygenate synthesis. Temperature-programmed desorption studies revealed that hydrogen chemisorption on the coprecipitated catalysts was highly activated. The results suggest that highly activated hydrogen chemisorption may lead to a hydrogen-deficient surface which would favor carbon monoxide insertion relative to hydrogenation. |
| Wosid | WOS:A1991FC98700011 |
| Url | <Go to ISI>://WOS:A1991FC98700011 |
| Is Certified Translation | No |
| Dupe Override | No |
| Comments | Source: Web of Science WOS:A1991FC98700011 |
| Is Public | Yes |
| Keyword | CARBON MONOXIDE HYDROGENATION; OXYGENATES; ACETALDEHYDE CATALYST PREPARATION (COPRECIPITATION; WET IMPREGNATION); CATALYST CHARACTERIZATION (TPD; XRD); SODIUM MANGANESE NICKEL; MANGANESE NICKEL; NICKEL |