RU2008128127A - METHOD FOR PRODUCING A CATALYST FOR THE DEHYDRATION OF ETHYLBENZENE IN STYROL - Google Patents
METHOD FOR PRODUCING A CATALYST FOR THE DEHYDRATION OF ETHYLBENZENE IN STYROL Download PDFInfo
- Publication number
- RU2008128127A RU2008128127A RU2008128127/04A RU2008128127A RU2008128127A RU 2008128127 A RU2008128127 A RU 2008128127A RU 2008128127/04 A RU2008128127/04 A RU 2008128127/04A RU 2008128127 A RU2008128127 A RU 2008128127A RU 2008128127 A RU2008128127 A RU 2008128127A
- Authority
- RU
- Russia
- Prior art keywords
- catalyst
- solutions
- producing
- metal oxides
- mixture
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims abstract 9
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 title claims abstract 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 title claims abstract 5
- 230000018044 dehydration Effects 0.000 title 1
- 238000006297 dehydration reaction Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract 6
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract 6
- 150000004706 metal oxides Chemical class 0.000 claims abstract 6
- 238000000034 method Methods 0.000 claims abstract 6
- 239000000203 mixture Substances 0.000 claims abstract 6
- 239000002253 acid Substances 0.000 claims abstract 4
- 238000005530 etching Methods 0.000 claims abstract 4
- 229910052902 vermiculite Inorganic materials 0.000 claims abstract 4
- 235000019354 vermiculite Nutrition 0.000 claims abstract 4
- 239000010455 vermiculite Substances 0.000 claims abstract 4
- 239000003513 alkali Substances 0.000 claims abstract 2
- 229910052782 aluminium Inorganic materials 0.000 claims abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000001354 calcination Methods 0.000 claims abstract 2
- 229910000420 cerium oxide Inorganic materials 0.000 claims abstract 2
- 238000006356 dehydrogenation reaction Methods 0.000 claims abstract 2
- 229910052734 helium Inorganic materials 0.000 claims abstract 2
- 239000001307 helium Substances 0.000 claims abstract 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910052738 indium Inorganic materials 0.000 claims abstract 2
- 229910052742 iron Inorganic materials 0.000 claims abstract 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000002244 precipitate Substances 0.000 claims abstract 2
- 238000001556 precipitation Methods 0.000 claims abstract 2
- 239000011777 magnesium Substances 0.000 claims 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 235000012245 magnesium oxide Nutrition 0.000 abstract 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical class [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
1. Способ получения катализатора для процесса дегидрирования этилбензола в стирол на основе смеси оксидов металлов, отличающийся тем, что смесь оксидов металлов получают осаждением неорганических компонентов из растворов кислотного травления вермикулитовой руды растворами шелочи с последующей прокалкой полученного осадка при температуре, обеспечивающей получение сложных металлоксидов типа (FexAL1-x)2O3 и Mg1-xFexO, причем растворы кислотного травления вермикулитовой руды и щелочи берут в количествах, обеспечивающих содержание оксидов магния, железа и алюминия в готовом катализаторе отвечающее их массовому соотношению 12:7:8. ! 2. Способ получения катализатора по п.1, отличающийся тем, что в его состав дополнительно вводят оксид церия в количестве 4-5 мас.% в готовом катализаторе.1. A method of producing a catalyst for the process of dehydrogenation of ethylbenzene to styrene based on a mixture of metal oxides, characterized in that the mixture of metal oxides is obtained by precipitation of inorganic components from solutions of acid etching of vermiculite ore with helium solutions, followed by calcining the precipitate obtained at a temperature that provides complex metal oxides of the type ( FexAL1-x) 2O3 and Mg1-xFexO, moreover, solutions of acid etching of vermiculite ore and alkali are taken in quantities that ensure the content of magnesium oxides Iron and aluminum in the finished catalyst corresponding to a weight ratio of 12: 7: 8. ! 2. The method of producing a catalyst according to claim 1, characterized in that cerium oxide is additionally introduced into its composition in an amount of 4-5 wt.% In the finished catalyst.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008128127/04A RU2393016C2 (en) | 2008-07-11 | 2008-07-11 | Method of preparing catalyst for dehydrogenating ethylbenzene to styrene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008128127/04A RU2393016C2 (en) | 2008-07-11 | 2008-07-11 | Method of preparing catalyst for dehydrogenating ethylbenzene to styrene |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008128127A true RU2008128127A (en) | 2010-01-20 |
| RU2393016C2 RU2393016C2 (en) | 2010-06-27 |
Family
ID=42120235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008128127/04A RU2393016C2 (en) | 2008-07-11 | 2008-07-11 | Method of preparing catalyst for dehydrogenating ethylbenzene to styrene |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2393016C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115957775A (en) * | 2021-10-11 | 2023-04-14 | 中国石油化工股份有限公司 | Catalyst for preparing styrene by ethylbenzene dehydrogenation and preparation method and application thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3442636A1 (en) * | 1984-11-22 | 1986-05-22 | Süd-Chemie AG, 8000 München | DEHYDRATION CATALYST |
| RU1623019C (en) * | 1989-03-15 | 1995-09-27 | Научно-производственное предприятие "Ярсинтез" | Method of preparing catalyst for dehydrogenation of ethylbenzene and n-butylenes |
| IT1313647B1 (en) * | 1999-09-30 | 2002-09-09 | Snam Progetti | PROCEDURE FOR THE DEHYDROGENATION OF ETHYLBENZENE TO STYRENE. |
| ITMI20020702A1 (en) * | 2002-04-05 | 2003-10-06 | Univ Degli Studi Milano | CATALYST FOR DEHYDROGENATION OF ETHYLBENZENE IN STYRENE |
-
2008
- 2008-07-11 RU RU2008128127/04A patent/RU2393016C2/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115957775A (en) * | 2021-10-11 | 2023-04-14 | 中国石油化工股份有限公司 | Catalyst for preparing styrene by ethylbenzene dehydrogenation and preparation method and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2393016C2 (en) | 2010-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015149703A1 (en) | Method for preparing calcium ferrite | |
| Bejarano-Peña et al. | Synthesis and evaluation in the CO2 capture process of potassium-modified lithium silicates produced from steel metallurgical slags | |
| CN107541582B (en) | A kind of non-oriented electrical steel calcium treating method of excellent magnetic | |
| CN106186067A (en) | A kind of method producing chromic oxide for raw material cleaning with chromite | |
| CN103103312B (en) | The sulfur method of semisteel desulfurizing agent and this sweetening agent of use | |
| Chang et al. | Hydration characteristics of steel slag in the presence of diethanol-isopropanolamine | |
| CN108722346B (en) | Preparation method of magnetic composite SBA-15 adsorbent for fuel oil desulfurization | |
| RU2008128127A (en) | METHOD FOR PRODUCING A CATALYST FOR THE DEHYDRATION OF ETHYLBENZENE IN STYROL | |
| RU2007122483A (en) | Highly active and highly stable dehydrogenation catalyst based on iron oxide with a low concentration of titanium and its production and application | |
| CN106810281B (en) | Method for preparing forsterite refractory brick from nickel-iron slag | |
| CN105330187B (en) | One kind improves magnesia oxychloride cement intensity method | |
| CN113957269B (en) | Can stabilize beta-C in magnesium slag 2 S magnesium smelting pellet and magnesium smelting method | |
| CN104973627B (en) | A kind of method for producing chrome green as raw material with carbon ferrochrome | |
| CN101705374A (en) | Process for improving production rate of metal magnesium by accelerating reduction | |
| CN103834455A (en) | Oxygen carrier granule with high stability and preparation method thereof | |
| CN102627328B (en) | Method for improving conversion rate in production of chromium by non-calcium roasting | |
| CN105597766A (en) | Catalyst applied to dehydrogenation of light alkane and preparation method thereof | |
| CN116178033B (en) | Method for preparing refractory brick by using aluminum ash and product thereof | |
| Gao et al. | Preparation of Large-grained anhydrite (VI) γ-CaSO4 with FGD gypsum | |
| Lü et al. | Silicon saturation coefficient changes in hydrogarnets during the Bayer process with lime addition | |
| CN102560149B (en) | Method for refining magnesium by taking silico-calcium alloy as reducing agent under vacuum | |
| Martinac | Effect of TiO2 addition on the sintering process of magnesium oxide from seawater | |
| CN117965825A (en) | Method for solidifying KR desulfurization slag and product obtained by same | |
| TWI374117B (en) | Process for recovery of silica followed by alumina from coal fly ash | |
| CN104192850A (en) | Method for treating waste graphene sulfuric acid solution by using serpentine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20200712 |