IT956066B - Procedimento per separare miscele apomatiche c 8 con zeoliti modifi cate - Google Patents
Procedimento per separare miscele apomatiche c 8 con zeoliti modifi cateInfo
- Publication number
- IT956066B IT956066B IT25148/72A IT2514872A IT956066B IT 956066 B IT956066 B IT 956066B IT 25148/72 A IT25148/72 A IT 25148/72A IT 2514872 A IT2514872 A IT 2514872A IT 956066 B IT956066 B IT 956066B
- Authority
- IT
- Italy
- Prior art keywords
- apomatic
- mixtures
- separating
- procedure
- modified zeolites
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
- C07C7/13—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/025—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with wetted adsorbents; Chromatography
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
- B01J20/186—Chemical treatments in view of modifying the properties of the sieve, e.g. increasing the stability or the activity, also decreasing the activity
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/135—Purification; Separation; Use of additives by gas-chromatography
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14905071A | 1971-06-01 | 1971-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT956066B true IT956066B (it) | 1973-10-10 |
Family
ID=22528583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25148/72A IT956066B (it) | 1971-06-01 | 1972-05-31 | Procedimento per separare miscele apomatiche c 8 con zeoliti modifi cate |
Country Status (8)
Country | Link |
---|---|
US (1) | US3698157A (it) |
BE (1) | BE784285A (it) |
CA (1) | CA979822A (it) |
DE (1) | DE2226878A1 (it) |
FR (1) | FR2140113B1 (it) |
GB (1) | GB1389618A (it) |
IT (1) | IT956066B (it) |
NL (1) | NL7207462A (it) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1017878B (it) * | 1974-08-02 | 1977-08-10 | Snam Progetti | Processo per la isomerizzazione di alcheni |
NZ183608A (en) * | 1976-03-31 | 1978-12-18 | Mobil Oil Corp | Aluminosilicate zeolite catalyst for selectine production of para-diakyl substituted benzenes |
US4080284A (en) * | 1976-04-12 | 1978-03-21 | Mobil Oil Corporation | Hydrocarbon conversion with modified solid catalyst materials |
CA1141358A (en) * | 1980-02-29 | 1983-02-15 | Jan Chmielowiec | Mercuro-organic bonded phase sorbents |
NL8005645A (nl) * | 1980-10-13 | 1982-05-03 | Euratom | Werkwijze voor het omkeerbaar opsluiten van gassen of dampen in een natuurlijk of synthetisch zeoliet. |
US4376036A (en) * | 1981-03-06 | 1983-03-08 | Mobil Oil Corporation | Production of high V. I. lubricating oil stock |
US4390414A (en) * | 1981-12-16 | 1983-06-28 | Exxon Research And Engineering Co. | Selective dewaxing of hydrocarbon oil using surface-modified zeolites |
DE3366121D1 (en) * | 1983-10-21 | 1986-10-16 | Euratom | A method for a controlled change of the pore size in solids |
US4593150A (en) * | 1984-11-23 | 1986-06-03 | Exxon Research And Engineering Co. | Process for enhancing the separation of paraxylene from a feedstream containing other xylenes and ethylbenzene using a zeolite adsorbent |
US4744805A (en) * | 1986-05-22 | 1988-05-17 | Air Products And Chemicals, Inc. | Selective adsorption process using an oxidized ion-exchanged dehydrated chabizite adsorbent |
US4747854A (en) * | 1986-05-22 | 1988-05-31 | Air Products And Chemicals, Inc. | Selective chromatographic process using an ion-exchanged, dehydrated chabazite adsorbent |
US5013335A (en) * | 1987-06-30 | 1991-05-07 | Uop | Process for sequestering ammonia and the odor associated therewith |
US4795482A (en) * | 1987-06-30 | 1989-01-03 | Union Carbide Corporation | Process for eliminating organic odors and compositions for use therein |
DE3880819T2 (de) * | 1988-02-11 | 1993-08-19 | Air Liquide | Gastrennung. |
DE3843313A1 (de) * | 1988-12-22 | 1990-06-28 | Wacker Chemitronic | Verfahren zur entfernung von gasfoermigen kontaminierenden, insbesondere dotierstoffverbindungen aus halogensilanverbindungen enthaltenden traegergasen |
US5145816A (en) * | 1990-12-10 | 1992-09-08 | Mobil Oil Corporation | Method for functionalizing synthetic mesoporous crystalline material |
US5571768A (en) * | 1992-03-12 | 1996-11-05 | Mobil Oil Corporation | Zeolite functionalized with organosiliceous groups |
US5498814A (en) * | 1992-03-12 | 1996-03-12 | Mobil Oil Corp. | Regioselective methylation of toluene to para-xylene |
US5475179A (en) * | 1992-03-12 | 1995-12-12 | Mobil Oil | Regioselective production of para-dialkyl benzenes |
US5516736A (en) * | 1992-03-12 | 1996-05-14 | Mobil Oil Corp. | Selectivating zeolites with organosiliceous agents |
US5321183A (en) * | 1992-03-12 | 1994-06-14 | Mobil Oil Corp. | Process for the regioselective conversion of aromatics to para-disubstituted benzenes |
IT1262941B (it) * | 1992-06-15 | 1996-07-22 | Enichem Spa | Procedimento per la separazione di miscele di idrocarburi c8 aromatici |
US5334308A (en) * | 1992-06-23 | 1994-08-02 | Shell Oil Company | Reduction of jet engine smoke emissions by contacting jet fuel with a carbon molecular sieve adsorbent |
US5300218A (en) * | 1992-06-23 | 1994-04-05 | Shell Oil Company | Reduction of diesel engine particulate emissions by contacting diesel fuel with a carbon molecular sieve adsorbent |
US5349113A (en) * | 1993-02-25 | 1994-09-20 | Mobil Oil Corp. | Shape selective hydrocarbon conversion over pre-selectivated, activated catalyst |
US5365003A (en) * | 1993-02-25 | 1994-11-15 | Mobil Oil Corp. | Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve |
US5349114A (en) * | 1993-04-05 | 1994-09-20 | Mobil Oil Corp. | Shape selective hydrocarbon conversions over modified catalyst |
US5371312A (en) * | 1993-04-05 | 1994-12-06 | Mobil Oil Corp. | Shape selective hydrocarbon conversions over modified catalyst |
US5406015A (en) * | 1993-05-28 | 1995-04-11 | Mobil Oil Corp. | Selective ethylbenzene disproportionation processes (SEBDP) with ex situ selectivated zeolite catalyst |
US5403800A (en) * | 1993-05-28 | 1995-04-04 | Mobil Oil Corp. | Multiple impregnation technique for the preparation of ex situ selectivated zeolite catalysts |
US5530170A (en) * | 1993-05-28 | 1996-06-25 | Mobil Oil Corporation | Ethylbenzene alkylation with ethylene to produce para-diethylbenzene |
US6576582B1 (en) | 1993-05-28 | 2003-06-10 | Exxonmobil Oil Corporation | Binderless ex situ selectivated zeolite catalyst |
US5659098A (en) * | 1993-05-28 | 1997-08-19 | Beck; Jeffrey S. | High conversion touluene disproportionation with ex situ selectivated zeolite catalysts |
US5698756A (en) * | 1993-05-28 | 1997-12-16 | Mobil Oil Corporation | Toluene alkylation with ethylene to produce para-ethyloluene |
US5365004A (en) * | 1993-05-28 | 1994-11-15 | Mobil Oil Corp. | Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalysts |
US5382737A (en) * | 1993-05-28 | 1995-01-17 | Mobil Oil Corp. | Selective ethylbenzene disproportionation process (SEBDP) with ex situ selectivated zeolite catalysts |
US5367099A (en) * | 1993-05-28 | 1994-11-22 | Mobil Oil Corp. | Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalyst |
US5476823A (en) * | 1993-05-28 | 1995-12-19 | Mobil Oil Corp. | Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and method to increase the activity thereof |
US5726114A (en) * | 1993-10-27 | 1998-03-10 | Mobil Oil Corporation | Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and methods to increase the activity thereof |
US5488194A (en) * | 1994-05-16 | 1996-01-30 | Mobil Oil Corp. | Selective production of para-dialkyl substituted benzenes and catalyst therefor |
US5625104A (en) * | 1995-06-06 | 1997-04-29 | Mobil Oil Corporation | Alkali metal ion exchanged selectivated zeolite catalyst |
US5612270A (en) * | 1995-05-15 | 1997-03-18 | Mobil Oil Corporation | Ammonium treated selectivated zeolite catalyst |
US5567666A (en) * | 1995-05-15 | 1996-10-22 | Mobil Oil Corporation | Selectivated zeolite catalyst treated with a dealuminizing agent |
US5625103A (en) * | 1995-05-15 | 1997-04-29 | Mobil Oil Corporation | Continuous toluene disproportionation process |
US5849968A (en) * | 1995-06-06 | 1998-12-15 | Mobil Oil Corporation | Hydrocarbon conversion process with alkaline earth metal ion exchanged selectivated zeolite catalyst |
US5773679A (en) * | 1995-12-26 | 1998-06-30 | Mobil Oil Corporation | Performance enhancement of zeolite catalysts with water cofeed |
US6486373B1 (en) | 1996-11-05 | 2002-11-26 | Mobil Oil Corporation | Shape selective zeolite catalyst and its use in aromatic compound conversion |
US6346498B1 (en) * | 1997-12-19 | 2002-02-12 | Exxonmobil Oil Corporation | Zeolite catalysts having stabilized hydrogenation-dehydrogenation function |
US6864200B2 (en) | 2001-01-23 | 2005-03-08 | Indian Petrochemicals Corporation Limited | Selectivated metallosilicate catalyst composite for alkylaromatic conversion, process for the preparation thereof, and use thereof in hydrocarbon conversion |
US6790920B2 (en) * | 2002-09-12 | 2004-09-14 | Kraton Polymers U.S. Llc | Process for removal of silicon compounds from solvents by selective absorption |
CN105283415B (zh) | 2013-06-13 | 2017-07-21 | 埃克森美孚化学专利公司 | 甲苯歧化催化剂的原位修饰焦炭选择性去活化 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2614135A (en) * | 1950-08-30 | 1952-10-14 | Sun Oil Co | Selective adsorption of nonpolar organic compounds |
US3658696A (en) * | 1969-06-17 | 1972-04-25 | Texaco Inc | Selected adsorption with a silanized crystalline alumino-silicate |
US3656278A (en) * | 1970-06-08 | 1972-04-18 | Mobil Oil Corp | Gas chromatographic separation of aromatic mixtures |
US3653184A (en) * | 1970-06-08 | 1972-04-04 | Mobil Oil Corp | Separation of c{11 {0 aromatics mixture with production chromatography |
-
1971
- 1971-06-01 US US149050A patent/US3698157A/en not_active Expired - Lifetime
-
1972
- 1972-04-28 CA CA140,836A patent/CA979822A/en not_active Expired
- 1972-05-09 GB GB2153072A patent/GB1389618A/en not_active Expired
- 1972-05-31 IT IT25148/72A patent/IT956066B/it active
- 1972-05-31 FR FR7219468A patent/FR2140113B1/fr not_active Expired
- 1972-06-01 NL NL7207462A patent/NL7207462A/xx unknown
- 1972-06-01 BE BE784285A patent/BE784285A/xx unknown
- 1972-06-02 DE DE19722226878 patent/DE2226878A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
US3698157A (en) | 1972-10-17 |
BE784285A (fr) | 1972-12-01 |
FR2140113B1 (it) | 1977-04-01 |
FR2140113A1 (it) | 1973-01-12 |
CA979822A (en) | 1975-12-16 |
NL7207462A (it) | 1972-12-05 |
DE2226878A1 (de) | 1972-12-28 |
GB1389618A (en) | 1975-04-03 |
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