IT1105258B - Metodo per prevenire la disattivazione dei catalizzatori impiegati nella conversione di idrocarburi aromatici - Google Patents
Metodo per prevenire la disattivazione dei catalizzatori impiegati nella conversione di idrocarburi aromaticiInfo
- Publication number
- IT1105258B IT1105258B IT48104/78A IT4810478A IT1105258B IT 1105258 B IT1105258 B IT 1105258B IT 48104/78 A IT48104/78 A IT 48104/78A IT 4810478 A IT4810478 A IT 4810478A IT 1105258 B IT1105258 B IT 1105258B
- Authority
- IT
- Italy
- Prior art keywords
- deactivation
- conversion
- prevent
- aromatic hydrocarbons
- catalysts used
- Prior art date
Links
- 150000004945 aromatic hydrocarbons Chemical class 0.000 title 1
- 239000003054 catalyst Substances 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 title 1
- 230000009849 deactivation Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/18—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the mordenite type
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
- C07C5/2729—Changing the branching point of an open chain or the point of substitution on a ring
- C07C5/2732—Catalytic processes
- C07C5/2737—Catalytic processes with crystalline alumino-silicates, e.g. molecular sieves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/10—After treatment, characterised by the effect to be obtained
- B01J2229/16—After treatment, characterised by the effect to be obtained to increase the Si/Al ratio; Dealumination
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
- Y10S502/50—Stabilized
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP52018658A JPS5915695B2 (ja) | 1977-02-24 | 1977-02-24 | 芳香族炭化水素変換用触媒の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7848104A0 IT7848104A0 (it) | 1978-02-17 |
| IT1105258B true IT1105258B (it) | 1985-10-28 |
Family
ID=11977703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT48104/78A IT1105258B (it) | 1977-02-24 | 1978-02-17 | Metodo per prevenire la disattivazione dei catalizzatori impiegati nella conversione di idrocarburi aromatici |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4152297A (it) |
| JP (1) | JPS5915695B2 (it) |
| AU (1) | AU511557B2 (it) |
| BR (1) | BR7801083A (it) |
| CA (1) | CA1098102A (it) |
| DE (1) | DE2806130A1 (it) |
| FR (1) | FR2381564A1 (it) |
| GB (1) | GB1597544A (it) |
| IT (1) | IT1105258B (it) |
| NL (1) | NL189751C (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6021571B2 (ja) * | 1978-05-16 | 1985-05-28 | 東亜燃料工業株式会社 | エチルベンゼンの製造法 |
| EP0440637A1 (en) * | 1988-06-23 | 1991-08-14 | Abb Lummus Crest Inc. | Improved process for the transalkylation of polyalkylbenzenes |
| KR102093306B1 (ko) | 2016-04-14 | 2020-03-26 | 유오피 엘엘씨 | 무수소 액상 크실렌 이성화 |
| CN115872826A (zh) * | 2021-09-27 | 2023-03-31 | 中国石油化工股份有限公司 | 一种烷基芳烃异构化催化剂的使用方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4939968B1 (it) * | 1969-08-26 | 1974-10-30 | ||
| US3907914A (en) * | 1971-04-13 | 1975-09-23 | Mobil Oil Corp | Isomerization of aromatic hydrocarbons |
| US3873632A (en) * | 1972-12-29 | 1975-03-25 | Universal Oil Prod Co | Alkylaromatic hydrocarbon isomerization process |
-
1977
- 1977-02-24 JP JP52018658A patent/JPS5915695B2/ja not_active Expired
-
1978
- 1978-01-05 US US05/867,165 patent/US4152297A/en not_active Expired - Lifetime
- 1978-02-03 CA CA296,231A patent/CA1098102A/en not_active Expired
- 1978-02-14 DE DE19782806130 patent/DE2806130A1/de not_active Withdrawn
- 1978-02-14 NL NLAANVRAGE7801683,A patent/NL189751C/xx not_active IP Right Cessation
- 1978-02-14 AU AU33281/78A patent/AU511557B2/en not_active Expired
- 1978-02-17 IT IT48104/78A patent/IT1105258B/it active
- 1978-02-23 BR BR7801083A patent/BR7801083A/pt unknown
- 1978-02-23 GB GB7277/78A patent/GB1597544A/en not_active Expired
- 1978-02-23 FR FR7805176A patent/FR2381564A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2806130A1 (de) | 1978-08-31 |
| IT7848104A0 (it) | 1978-02-17 |
| FR2381564B1 (it) | 1982-03-05 |
| JPS5915695B2 (ja) | 1984-04-11 |
| AU511557B2 (en) | 1980-08-21 |
| NL7801683A (nl) | 1978-08-28 |
| BR7801083A (pt) | 1978-10-10 |
| JPS53103991A (en) | 1978-09-09 |
| AU3328178A (en) | 1979-08-23 |
| US4152297A (en) | 1979-05-01 |
| GB1597544A (en) | 1981-09-09 |
| FR2381564A1 (fr) | 1978-09-22 |
| CA1098102A (en) | 1981-03-24 |
| NL189751B (nl) | 1993-02-16 |
| NL189751C (nl) | 1993-07-16 |
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