IT1002952B - Procedimento per la produzione di diammino diaril metani - Google Patents
Procedimento per la produzione di diammino diaril metaniInfo
- Publication number
- IT1002952B IT1002952B IT48394/74A IT4839474A IT1002952B IT 1002952 B IT1002952 B IT 1002952B IT 48394/74 A IT48394/74 A IT 48394/74A IT 4839474 A IT4839474 A IT 4839474A IT 1002952 B IT1002952 B IT 1002952B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- diaryl methane
- diamino diaryl
- diamino
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3225—Polyamines
- C08G18/3237—Polyamines aromatic
- C08G18/3243—Polyamines aromatic containing two or more aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5033—Amines aromatic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (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 |
|---|---|---|---|
| DE19732308014 DE2308014A1 (de) | 1973-02-17 | 1973-02-17 | Verfahren zur herstellung von diaminodiarylmethanen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1002952B true IT1002952B (it) | 1976-05-20 |
Family
ID=5872331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT48394/74A IT1002952B (it) | 1973-02-17 | 1974-02-15 | Procedimento per la produzione di diammino diaril metani |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4089901A (it) |
| JP (1) | JPS49110654A (it) |
| BE (1) | BE811073A (it) |
| DE (1) | DE2308014A1 (it) |
| ES (1) | ES423319A1 (it) |
| FR (1) | FR2218321B1 (it) |
| GB (1) | GB1430043A (it) |
| IT (1) | IT1002952B (it) |
| NL (1) | NL7402050A (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4709003A (en) * | 1986-03-06 | 1987-11-24 | Uop Inc. | Alkylated triamines and higher polyamines as curing agents in polyurethane manufacture |
| US4792624A (en) * | 1987-02-26 | 1988-12-20 | The Dow Chemical Company | Process for polymeric MDA, recycle of finished polymeric MDA |
| JPH01294727A (ja) * | 1988-02-17 | 1989-11-28 | Tonen Corp | エポキシ樹脂硬化剤 |
| IT1318591B1 (it) * | 2000-06-22 | 2003-08-27 | Eni Spa | Procedimento per la rigenerazione di catalizzatori zeolitici. |
| US10538480B2 (en) | 2016-06-30 | 2020-01-21 | Covestro Deutschland Ag | Process for the production of di- and polyamines of the diphenylmethane series |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2511748A (en) * | 1948-12-21 | 1950-06-13 | Gulf Oil Corp | Antioxidants for mineral oil lubricants and compositions containing the same |
| US3362979A (en) * | 1964-01-02 | 1968-01-09 | Jefferson Chem Co Inc | Mixtures of methylene-bridged polyphenyl polyisocyanates |
| GB1127347A (en) * | 1966-06-01 | 1968-09-18 | Ici Ltd | Manufacture of diaminodiarylmethanes |
| DE1593865C3 (de) * | 1967-03-30 | 1975-07-10 | Bayer Ag, 5090 Leverkusen | Verfahren zur Isolierung von 4,4'-Diaminodiphenylmethan aus Polyphenylmethylenpolyamingemischen |
-
1973
- 1973-02-17 DE DE19732308014 patent/DE2308014A1/de active Pending
-
1974
- 1974-02-12 US US05/441,931 patent/US4089901A/en not_active Expired - Lifetime
- 1974-02-14 NL NL7402050A patent/NL7402050A/xx unknown
- 1974-02-15 GB GB697474A patent/GB1430043A/en not_active Expired
- 1974-02-15 BE BE140944A patent/BE811073A/xx unknown
- 1974-02-15 JP JP49017699A patent/JPS49110654A/ja active Pending
- 1974-02-15 FR FR7405244A patent/FR2218321B1/fr not_active Expired
- 1974-02-15 IT IT48394/74A patent/IT1002952B/it active
- 1974-02-16 ES ES423319A patent/ES423319A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1430043A (en) | 1976-03-31 |
| US4089901A (en) | 1978-05-16 |
| FR2218321B1 (it) | 1979-03-23 |
| BE811073A (fr) | 1974-08-16 |
| ES423319A1 (es) | 1976-04-16 |
| DE2308014A1 (de) | 1974-08-22 |
| NL7402050A (it) | 1974-08-20 |
| JPS49110654A (it) | 1974-10-22 |
| FR2218321A1 (it) | 1974-09-13 |
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