FIELD: chemical technology. SUBSTANCE: products: benzene, empirical formula is C6H6, yield is 13.64-14.35%; toluene, empirical formula is C7H8, yield is 22.32-23.43%; xylenes, empirical formula is C8H10, yield is 14.5-14.8% . Reagent: propane or butane, or their mixture. Catalyst: zeolite type ZSM-5 containing 0.5-3.0 Ga. Conditions: 400-500 C, reactor block consisting of three reactors, recycle of fraction C9+-aromatic hydrocarbons at concentration 1-5% for initial raw to the third reactor of block; contacting time in this reactor is 0.5-1.5 s. Method is used in petroleum-chemical synthesis. EFFECT: improved method of synthesis. 2 cl, 2 dwg, 10 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF SYNTHESIS OF BENZENE, TOLUENE, ORTHO- AND PARA-XYLENE | 1990 |
|
RU2026851C1 |
| COMPLEX INSTALLATION FOR PROCESSING MIXTURE OF HYDROCARBONS C-C OF VARIOUS COMPOSITION AND OXYGEN-CONTAINING COMPOUNDS | 2016 |
|
RU2671568C1 |
| PRODUCTION OF PETROL THROUGH POLYMERISATION OF OLEFIN WITH ALKYLATION OF AROMATIC COMPOUNDS | 2006 |
|
RU2409541C2 |
| CATALYST AND METHOD FOR AROMATISATION OF C-C GASES, LIGHT HYDROCARBON FRACTIONS OF ALIPHATIC ALCOHOLS, AS WELL AS MIXTURES THEREOF | 2014 |
|
RU2544017C1 |
| METHOD OF PROCESSING HYDROCARBON RAW MATERIAL BASED ON ALIPHATIC HYDROCARBONS | 1998 |
|
RU2152977C1 |
| METHOD OF HEAVY AROMATIC HYDROCARBON PROCESSING | 1998 |
|
RU2183611C2 |
| AROMATIC HYDROCARBON PRODUCTION PROCESS | 2004 |
|
RU2277524C1 |
| COMBINED PRODUCTION OF AROMATIC COMPOUNDS IN APPARATUS FOR PRODUCING PROPYLENE FROM METHANOL | 2007 |
|
RU2462446C2 |
| PROCEDURE FOR PRODUCTION OF HIGH-OCTANE BENZINE OR AROMATIC HYDROCARBONS | 2009 |
|
RU2417249C1 |
| XYLENE ISOMERISATION PROCESS FOR MIXTURES CONTAINING AROMATIC COMPOUNDS C | 2004 |
|
RU2354640C2 |
