BR9301704A - Processo para a producao de poliaminas da serie do difenilmetano e processo para a producao de uma espuma de poliuretano - Google Patents
Processo para a producao de poliaminas da serie do difenilmetano e processo para a producao de uma espuma de poliuretanoInfo
- Publication number
- BR9301704A BR9301704A BR9301704A BR9301704A BR9301704A BR 9301704 A BR9301704 A BR 9301704A BR 9301704 A BR9301704 A BR 9301704A BR 9301704 A BR9301704 A BR 9301704A BR 9301704 A BR9301704 A BR 9301704A
- Authority
- BR
- Brazil
- Prior art keywords
- production
- diphenylmetan
- polyamines
- series
- polyurethane foam
- 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
- 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
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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/877,684 US5310769A (en) | 1992-05-01 | 1992-05-01 | Process for the production of polyamine mixtures of the polyamino-polyaryl-polymethylene series |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9301704A true BR9301704A (pt) | 1993-11-03 |
Family
ID=25370507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9301704A BR9301704A (pt) | 1992-05-01 | 1993-04-30 | Processo para a producao de poliaminas da serie do difenilmetano e processo para a producao de uma espuma de poliuretano |
Country Status (6)
Country | Link |
---|---|
US (1) | US5310769A (pt) |
EP (1) | EP0567881A3 (pt) |
JP (1) | JPH0641025A (pt) |
KR (1) | KR930023405A (pt) |
BR (1) | BR9301704A (pt) |
CA (1) | CA2095188C (pt) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386059A (en) * | 1991-12-10 | 1995-01-31 | Miles Inc. | Process for preparing polyamines for lighter color polyisocyanate based foam |
US5470942A (en) * | 1995-02-16 | 1995-11-28 | Monsanto Company | Preparation of anhydropolyamino acids |
US6207866B1 (en) * | 1997-07-11 | 2001-03-27 | Nippon Petrochemicals Company, Limited | Method for producing diarylmethane or its derivatives |
DE19749642A1 (de) | 1997-11-10 | 1999-05-12 | Basf Ag | Verwendung von wässrigen Zubereitungen, die als filmbildenden Bestandteil ein Copolymer P enthalten |
DE10141620A1 (de) | 2001-08-24 | 2003-03-06 | Bayer Ag | Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert |
DE10245703A1 (de) * | 2002-09-30 | 2004-04-01 | Bayer Ag | Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe durch Phosgenierung von nichtneutralisiertem Polyamin der Diphenylmethanreihe |
DE102004032416A1 (de) * | 2004-07-05 | 2006-02-02 | Bayer Materialscience Ag | Verfahren zur Herstellung von Polyaminen der Diphenylmethanreihe bei niedriger Protonierung |
DE102005014244A1 (de) * | 2005-03-30 | 2006-10-05 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe |
DE102005014847A1 (de) * | 2005-03-30 | 2006-10-05 | Basf Ag | MMDI und PMDI Herstellung mittels Gasphasenphosegenierung |
DE102006004047A1 (de) * | 2006-01-28 | 2007-08-02 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe |
ES2427593T3 (es) * | 2007-01-08 | 2013-10-31 | Basf Se | Procedimiento para la obtención de difenilmetanodiamina |
DE102008015123A1 (de) | 2008-03-20 | 2009-09-24 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe |
WO2013057069A1 (de) | 2011-10-21 | 2013-04-25 | Bayer Intellectual Property Gmbh | Mehrkernige aromatische polyamine und verfahren zu ihrer herstellung |
HUE037059T2 (hu) * | 2013-04-24 | 2018-08-28 | Covestro Deutschland Ag | Eljárás difenilmetán sorozatba tartozó di- és poliaminok elõállítására |
CN105837472A (zh) * | 2016-03-31 | 2016-08-10 | 常州大学 | 一种4-(3-氰苄基)苯基乙酰亚胺的合成方法 |
US10759736B2 (en) | 2018-10-17 | 2020-09-01 | Covestro Deutschland Ag | Process for the preparation of di- and polyamines of the diphenylmethane series |
JP7267770B2 (ja) | 2019-02-25 | 2023-05-02 | 株式会社神戸製鋼所 | めっき鋼板の接合方法及び接合構造体 |
US11542223B1 (en) | 2022-07-21 | 2023-01-03 | Covestro Llc | Process for preparing di- and polyamines of the diphenyl methane series |
EP4345088A1 (en) | 2022-09-29 | 2024-04-03 | Covestro Deutschland AG | A process for preparing di- and polyamines of the diphenyl methane series |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2683730A (en) * | 1951-01-17 | 1954-07-13 | Goodyear Tire & Rubber | Polyisocyanates and mixtures thereof |
ES356415A1 (es) * | 1967-08-07 | 1970-01-01 | Upjohn Co | Procedimiento para la preparacion de di (aminofenil) meta- no. |
BE794328A (fr) * | 1972-01-28 | 1973-07-19 | Ici Ltd | Procede de production de polyarylamines a pont methylenique |
ES423310A1 (es) * | 1974-02-15 | 1976-05-16 | Nacional Calvo Sotelo De Comb | Procedimiento perfeccionado para la obtencion de polimeti- lenpolifenil poliaminas. |
US4259526A (en) * | 1979-02-21 | 1981-03-31 | Bayer Aktiengesellschaft | Process for the preparation of mixtures of polyamines of the polyamino-polyaryl-polymethylene type |
DE3225135A1 (de) * | 1982-07-06 | 1984-01-12 | Basf Ag, 6700 Ludwigshafen | Verfahren zur kontinuierlichen herstellung von methylenbruecken aufweisenden polyarylaminen |
-
1992
- 1992-05-01 US US07/877,684 patent/US5310769A/en not_active Expired - Lifetime
-
1993
- 1993-04-19 EP EP19930106306 patent/EP0567881A3/de not_active Withdrawn
- 1993-04-28 JP JP5124875A patent/JPH0641025A/ja active Pending
- 1993-04-29 CA CA002095188A patent/CA2095188C/en not_active Expired - Lifetime
- 1993-04-30 BR BR9301704A patent/BR9301704A/pt not_active Application Discontinuation
- 1993-04-30 KR KR1019930007403A patent/KR930023405A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPH0641025A (ja) | 1994-02-15 |
EP0567881A2 (de) | 1993-11-03 |
CA2095188A1 (en) | 1993-11-02 |
EP0567881A3 (en) | 1993-12-22 |
KR930023405A (ko) | 1993-12-18 |
US5310769A (en) | 1994-05-10 |
CA2095188C (en) | 2003-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EE | Request for examination | ||
FF | Decision: intention to grant | ||
FA11 | Dismissal: dismissal - article 38, par. 2 of industrial property law |