BR8802082A - Processo para a preparacao de poliaminas aromaticas polinucleares - Google Patents
Processo para a preparacao de poliaminas aromaticas polinuclearesInfo
- Publication number
- BR8802082A BR8802082A BR8802082A BR8802082A BR8802082A BR 8802082 A BR8802082 A BR 8802082A BR 8802082 A BR8802082 A BR 8802082A BR 8802082 A BR8802082 A BR 8802082A BR 8802082 A BR8802082 A BR 8802082A
- Authority
- BR
- Brazil
- Prior art keywords
- polinuclear
- polyamins
- aromatic
- preparation
- polinuclear aromatic
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (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 |
---|---|---|---|
DE19873714606 DE3714606A1 (de) | 1987-05-01 | 1987-05-01 | Verfahren zur herstellung von mehrkernigen aromatischen polyaminen |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8802082A true BR8802082A (pt) | 1988-11-29 |
Family
ID=6326669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8802082A BR8802082A (pt) | 1987-05-01 | 1988-04-29 | Processo para a preparacao de poliaminas aromaticas polinucleares |
Country Status (8)
Country | Link |
---|---|
US (1) | US4914236A (pt) |
EP (1) | EP0288892B1 (pt) |
JP (1) | JP2515578B2 (pt) |
BR (1) | BR8802082A (pt) |
CA (1) | CA1331199C (pt) |
DE (2) | DE3714606A1 (pt) |
ES (1) | ES2033993T3 (pt) |
MX (1) | MX167409B (pt) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3812083A1 (de) * | 1988-04-12 | 1989-10-26 | Bayer Ag | Verfahren zur herstellung von mehrkernigen aromatischen polyaminen |
DE4112130A1 (de) * | 1991-04-13 | 1992-10-15 | Bayer Ag | Verfahren zur herstellung von mehrkernigen aromatischen polyaminen |
DE4112131A1 (de) * | 1991-04-13 | 1992-10-15 | Bayer Ag | Verfahren zur herstellung von mehrkernigen aromatischen polyaminen |
DE19513119A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
DE19513069A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
DE19513068A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
DE19513146A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
DE19513147A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
DE19513163A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
DE19513070A1 (de) * | 1995-04-07 | 1996-10-10 | Bayer Ag | Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung |
IT1318437B1 (it) * | 2000-03-31 | 2003-08-25 | Eni Spa | Procedimento per la preparazione di miscele di metilendianilina e suoi omologhi superiori. |
WO2010121990A2 (de) * | 2009-04-20 | 2010-10-28 | Basf Se | Verfahren zur herstellung von mda über die stufe des aminals |
US9815769B2 (en) * | 2013-04-24 | 2017-11-14 | Covestro Deutschland Ag | Process for the preparation of di- and polyamines from the diphenylmethane series |
WO2015197527A1 (de) * | 2014-06-24 | 2015-12-30 | Covestro Deutschland Ag | Verfahren zur herstellung von di- und polyaminen der diphenylmethanreihe |
WO2020091867A1 (en) * | 2018-10-31 | 2020-05-07 | Dow Global Technologies Llc | Method for removing monoisocyanates from organic solution |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1004234A (en) * | 1972-08-04 | 1977-01-25 | Bayer Aktiengesellschaft | Process for the production of polyamines |
DE2343658C2 (de) * | 1973-08-30 | 1982-06-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyaminen |
DE2356828C2 (de) * | 1973-11-14 | 1982-10-21 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyaminen und ihre Verwendung als Ausgangsmaterial zur Herstellung von Polyisocyanaten |
DE2500573A1 (de) * | 1975-01-09 | 1976-07-15 | Bayer Ag | Verfahren zur herstellung von polyaminen |
DE2500574C3 (de) * | 1975-01-09 | 1980-05-22 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyaminen |
DE2528694C2 (de) * | 1975-06-27 | 1982-04-22 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von mehrkernigen aromatischen Polyaminen |
US4259526A (en) * | 1979-02-21 | 1981-03-31 | Bayer Aktiengesellschaft | Process for the preparation of mixtures of polyamines of the polyamino-polyaryl-polymethylene type |
-
1987
- 1987-05-01 DE DE19873714606 patent/DE3714606A1/de not_active Withdrawn
-
1988
- 1988-04-21 ES ES198888106342T patent/ES2033993T3/es not_active Expired - Lifetime
- 1988-04-21 DE DE8888106342T patent/DE3871608D1/de not_active Expired - Lifetime
- 1988-04-21 EP EP88106342A patent/EP0288892B1/de not_active Expired - Lifetime
- 1988-04-25 US US07/185,762 patent/US4914236A/en not_active Expired - Lifetime
- 1988-04-25 MX MX011230A patent/MX167409B/es unknown
- 1988-04-25 CA CA000565026A patent/CA1331199C/en not_active Expired - Fee Related
- 1988-04-28 JP JP63104462A patent/JP2515578B2/ja not_active Expired - Lifetime
- 1988-04-29 BR BR8802082A patent/BR8802082A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2033993T3 (es) | 1993-04-01 |
DE3871608D1 (de) | 1992-07-09 |
US4914236A (en) | 1990-04-03 |
CA1331199C (en) | 1994-08-02 |
EP0288892A3 (en) | 1990-05-09 |
DE3714606A1 (de) | 1988-11-10 |
JPS63284151A (ja) | 1988-11-21 |
MX167409B (es) | 1993-03-22 |
EP0288892B1 (de) | 1992-06-03 |
JP2515578B2 (ja) | 1996-07-10 |
EP0288892A2 (de) | 1988-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB19 | Grant procedure suspended (art. 19) | ||
FF | Decision: intention to grant | ||
FG | Letter patent granted | ||
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 29/04/2003 |