BE737126A - Di (aminophenyl) methanes leur preparation et leur utilisation - Google Patents
Di (aminophenyl) methanes leur preparation et leur utilisationInfo
- Publication number
- BE737126A BE737126A BE737126DA BE737126A BE 737126 A BE737126 A BE 737126A BE 737126D A BE737126D A BE 737126DA BE 737126 A BE737126 A BE 737126A
- Authority
- BE
- Belgium
- Prior art keywords
- methanes
- aminophenyl
- preparation
- Prior art date
Links
Classifications
-
- 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
- C07C209/78—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 from carbonyl compounds, e.g. from formaldehyde, and amines having amino groups bound to carbon atoms of six-membered aromatic rings, with formation of methylene-diarylamines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
- C07C211/49—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton
- C07C211/50—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton with at least two amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
-
- 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/02—Polyamines
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)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75045468A | 1968-08-06 | 1968-08-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE737126A true BE737126A (fr) | 1970-02-06 |
Family
ID=25017932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE737126D BE737126A (fr) | 1968-08-06 | 1969-08-06 | Di (aminophenyl) methanes leur preparation et leur utilisation |
Country Status (5)
Country | Link |
---|---|
US (1) | US3676497A (fr) |
BE (1) | BE737126A (fr) |
DE (1) | DE1937685C2 (fr) |
FR (1) | FR2015154A1 (fr) |
GB (1) | GB1231980A (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3960788A (en) * | 1974-09-23 | 1976-06-01 | Jefferson Chemical Company, Inc. | Modified isocyanate foams |
DE2500574C3 (de) * | 1975-01-09 | 1980-05-22 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyaminen |
DE2500573A1 (de) * | 1975-01-09 | 1976-07-15 | Bayer Ag | Verfahren zur herstellung von polyaminen |
US4039581A (en) * | 1975-06-27 | 1977-08-02 | The Upjohn Company | Process for the preparation of di(amino phenyl)methanes |
US4039580A (en) * | 1975-07-24 | 1977-08-02 | The Upjohn Company | Process for preparing di(aminophenyl)methanes |
US4028361A (en) * | 1975-08-18 | 1977-06-07 | The Upjohn Company | Process for the purification of MDA |
US4029705A (en) * | 1975-08-18 | 1977-06-14 | The Upjohn Company | Purification process for MDA |
US4008275A (en) * | 1975-08-18 | 1977-02-15 | The Upjohn Company | Process for isolating 4,4'-diaminodiphenylmethane |
US4053513A (en) * | 1977-01-19 | 1977-10-11 | Texaco Development Corporation | Barium nitride catalysts for the preparation of diamino-diphenylmethanes |
US4052456A (en) * | 1977-01-31 | 1977-10-04 | Texaco Development Corporation | Method of preparing polyaminopolyphenylmethanes |
CA1137514A (fr) * | 1978-01-25 | 1982-12-14 | Willi Eifler | Procede de preparation de polyamines de la serie diphenyl methane qui sont riches en ortho isomeres |
US4259526A (en) * | 1979-02-21 | 1981-03-31 | Bayer Aktiengesellschaft | Process for the preparation of mixtures of polyamines of the polyamino-polyaryl-polymethylene type |
US4294987A (en) * | 1979-12-31 | 1981-10-13 | The Upjohn Company | Process for preparing methylene dianilines |
US4297294A (en) * | 1980-09-29 | 1981-10-27 | Shell Oil Company | Process for making 4,4'-methylene diphenyl diisocyanate |
EP0109931A3 (fr) * | 1982-10-25 | 1984-10-03 | Elprochine Ag | Procédé pour la préparation de polyarylamines contenant des ponts de méthylène |
FR2545083B1 (fr) * | 1983-04-29 | 1987-07-17 | Ugine Kuhlmann | Composition liquide, contenant des diisocyanates a structure diphenylmethane, et son procede de fabrication |
US4900760A (en) * | 1987-06-16 | 1990-02-13 | Mobay Corporation | Flexible polyurethane foam prepared from a novel polyisocyanate mixture |
US4822517A (en) * | 1987-06-16 | 1989-04-18 | Mobay Corporation | Novel polyisocyanate mixture |
DE10111337A1 (de) * | 2001-03-08 | 2002-09-12 | Basf Ag | Verfahren zur Herstellung von MDI, insbesondere von 2.4'-MDI |
RU2398760C2 (ru) * | 2005-12-08 | 2010-09-10 | Хантсмэн Интернэшнл Ллс | Способ получения диаминодифенилметанов |
EP2062869A1 (fr) * | 2007-09-19 | 2009-05-27 | Huntsman International Llc | Procédé pour la production de di- et polyamines de la série des diphénylméthanes |
EP2039676A1 (fr) | 2007-09-19 | 2009-03-25 | Huntsman International Llc | Procédé pour la production de di et polyamines de la série des diphénylméthanes |
WO2012080185A1 (fr) | 2010-12-15 | 2012-06-21 | Bayer Materialscience Ag | Mousses résistantes aux températures élevées |
CN103619927A (zh) | 2011-05-02 | 2014-03-05 | 拜耳知识产权有限责任公司 | 具有低导热性的耐高温泡沫材料 |
US9815769B2 (en) | 2013-04-24 | 2017-11-14 | Covestro Deutschland Ag | Process for the preparation of di- and polyamines from the diphenylmethane series |
CN114292211B (zh) * | 2022-01-12 | 2024-02-27 | 万华化学(宁波)有限公司 | 一种低pi含量的二苯基甲烷二异氰酸酯的制备方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE335984C (de) * | 1917-04-17 | 1921-04-21 | Christian Carl Boehler | Verfahren zur Herstellung von Kunstharz |
US2015039A (en) * | 1933-07-19 | 1935-09-17 | Texas Co | Preparation of phenylmethanes |
US2683730A (en) * | 1951-01-17 | 1954-07-13 | Goodyear Tire & Rubber | Polyisocyanates and mixtures thereof |
US2818433A (en) * | 1955-09-19 | 1957-12-31 | Monsanto Chemicals | Process for making methylenedianilines |
NL280259A (fr) * | 1957-05-10 | |||
GB991157A (en) * | 1962-12-10 | 1965-05-05 | Jefferson Chem Co Inc | Polyamine preparation |
ES300274A1 (es) * | 1963-06-06 | 1964-11-16 | Union Carbide Corp | Un procedimiento para la producción de poliaminas aromáticas |
US3260751A (en) * | 1963-06-13 | 1966-07-12 | Mobay Chemical Corp | Method of preparing polyamines |
BE639351A (fr) * | 1963-06-13 | |||
NL133349C (fr) * | 1963-12-30 | |||
US3362979A (en) * | 1964-01-02 | 1968-01-09 | Jefferson Chem Co Inc | Mixtures of methylene-bridged polyphenyl polyisocyanates |
US3297759A (en) * | 1964-01-13 | 1967-01-10 | Upjohn Co | Continuous process for producing mixtures of methylene-bridged polyphenyl polyamines |
FR1448359A (fr) * | 1964-08-24 | 1966-08-05 | Allied Chem | Procédé de préparation de diamines et de diisocyanates et de nouveaux mélanges de bis (aminoaryl) méthanes et de méthylènebis (arylisocyanates) isomères par phosgénation |
US3476806A (en) * | 1969-08-13 | 1969-11-04 | Du Pont | Continuous methylenedianiline process |
-
1968
- 1968-08-06 US US750454A patent/US3676497A/en not_active Expired - Lifetime
-
1969
- 1969-07-04 GB GB1231980D patent/GB1231980A/en not_active Expired
- 1969-07-24 DE DE1937685A patent/DE1937685C2/de not_active Expired
- 1969-08-05 FR FR6926879A patent/FR2015154A1/fr active Pending
- 1969-08-06 BE BE737126D patent/BE737126A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1231980A (fr) | 1971-05-12 |
FR2015154A1 (fr) | 1970-04-24 |
DE1937685C2 (de) | 1982-07-01 |
US3676497A (en) | 1972-07-11 |
DE1937685A1 (de) | 1970-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: THE DOW CHEMICAL CY Effective date: 19890806 |