CH645095A5 - Procede de fabrication d'isocyanates aromatiques par carbonylation des derives nitres en presence de zeolithes contenant un metal actif. - Google Patents
Procede de fabrication d'isocyanates aromatiques par carbonylation des derives nitres en presence de zeolithes contenant un metal actif. Download PDFInfo
- Publication number
- CH645095A5 CH645095A5 CH876180A CH876180A CH645095A5 CH 645095 A5 CH645095 A5 CH 645095A5 CH 876180 A CH876180 A CH 876180A CH 876180 A CH876180 A CH 876180A CH 645095 A5 CH645095 A5 CH 645095A5
- Authority
- CH
- Switzerland
- Prior art keywords
- metal
- active metal
- zeolite
- reaction
- nitro
- Prior art date
Links
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
-
- 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
- B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
- B01J29/084—Y-type faujasite
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/14—Preparation of derivatives of isocyanic acid by catalytic reaction of nitro compounds with carbon monoxide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7929123A FR2470115A1 (fr) | 1979-11-27 | 1979-11-27 | Procede de fabrication d'isocyanates aromatiques par carbonylation des derives nitres en presence de zeolithes contenant un metal actif |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH645095A5 true CH645095A5 (fr) | 1984-09-14 |
Family
ID=9232114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH876180A CH645095A5 (fr) | 1979-11-27 | 1980-11-26 | Procede de fabrication d'isocyanates aromatiques par carbonylation des derives nitres en presence de zeolithes contenant un metal actif. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4332739A (enExample) |
| JP (1) | JPS5687546A (enExample) |
| BE (1) | BE886245A (enExample) |
| CH (1) | CH645095A5 (enExample) |
| DE (1) | DE3044156C2 (enExample) |
| DK (1) | DK502680A (enExample) |
| FR (1) | FR2470115A1 (enExample) |
| GB (1) | GB2068939B (enExample) |
| LU (1) | LU82952A1 (enExample) |
| NL (1) | NL8006442A (enExample) |
| NO (1) | NO151238C (enExample) |
| SE (1) | SE448627B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11512046B2 (en) | 2017-04-05 | 2022-11-29 | Basf Se | Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanates |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3523966A (en) * | 1966-04-01 | 1970-08-11 | Olin Corp | Process for preparing aromatic isocyanates |
| GB1257932A (enExample) * | 1968-06-26 | 1971-12-22 | ||
| US3828089A (en) * | 1972-12-01 | 1974-08-06 | Olin Corp | Preparation of aromatic isocyanates in fixed bed reactor |
| JPS5253999A (en) * | 1975-10-29 | 1977-04-30 | Sanyo Chem Ind Ltd | Metod for treating compositions containng free isocyanates |
| JPS5479251A (en) * | 1977-12-08 | 1979-06-25 | Mitsui Toatsu Chem Inc | Preparation of aromatic isocyanate |
-
1979
- 1979-11-27 FR FR7929123A patent/FR2470115A1/fr active Granted
-
1980
- 1980-10-22 SE SE8007426A patent/SE448627B/sv not_active IP Right Cessation
- 1980-11-03 US US06/203,249 patent/US4332739A/en not_active Expired - Lifetime
- 1980-11-12 GB GB8036379A patent/GB2068939B/en not_active Expired
- 1980-11-19 BE BE0/202857A patent/BE886245A/fr not_active IP Right Cessation
- 1980-11-19 NO NO803485A patent/NO151238C/no unknown
- 1980-11-24 DE DE3044156A patent/DE3044156C2/de not_active Expired
- 1980-11-25 LU LU82952A patent/LU82952A1/fr unknown
- 1980-11-26 NL NL8006442A patent/NL8006442A/nl not_active Application Discontinuation
- 1980-11-26 DK DK502680A patent/DK502680A/da not_active Application Discontinuation
- 1980-11-26 CH CH876180A patent/CH645095A5/fr not_active IP Right Cessation
- 1980-11-27 JP JP16599280A patent/JPS5687546A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB2068939A (en) | 1981-08-19 |
| US4332739A (en) | 1982-06-01 |
| NL8006442A (nl) | 1981-07-01 |
| NO151238C (no) | 1985-03-06 |
| NO151238B (no) | 1984-11-26 |
| BE886245A (fr) | 1981-05-19 |
| DE3044156A1 (de) | 1981-06-19 |
| FR2470115A1 (fr) | 1981-05-29 |
| SE448627B (sv) | 1987-03-09 |
| JPS5687546A (en) | 1981-07-16 |
| DE3044156C2 (de) | 1982-08-26 |
| DK502680A (da) | 1981-05-28 |
| GB2068939B (en) | 1984-05-02 |
| LU82952A1 (fr) | 1982-06-30 |
| NO803485L (no) | 1981-05-29 |
| FR2470115B1 (enExample) | 1983-07-18 |
| SE8007426L (sv) | 1981-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: RHONE-POULENC CHIMIE DE BASE |
|
| PL | Patent ceased | ||
| PL | Patent ceased |