JPH031305B2 - - Google Patents
Info
- Publication number
- JPH031305B2 JPH031305B2 JP56011793A JP1179381A JPH031305B2 JP H031305 B2 JPH031305 B2 JP H031305B2 JP 56011793 A JP56011793 A JP 56011793A JP 1179381 A JP1179381 A JP 1179381A JP H031305 B2 JPH031305 B2 JP H031305B2
- Authority
- JP
- Japan
- Prior art keywords
- taa
- tad
- reaction
- ammonia
- hydrogen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D211/56—Nitrogen atoms
- C07D211/58—Nitrogen atoms attached in position 4
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803003843 DE3003843A1 (de) | 1980-02-02 | 1980-02-02 | Verfahren zur herstellung von 4-amino-2,2,6,6-tetramethylpiperidin |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56122352A JPS56122352A (en) | 1981-09-25 |
JPH031305B2 true JPH031305B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-01-10 |
Family
ID=6093590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1179381A Granted JPS56122352A (en) | 1980-02-02 | 1981-01-30 | Manufacture of 44aminoo2*2*6*66 tetramethylpiperidine |
Country Status (3)
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3233954A1 (de) * | 1982-09-14 | 1984-03-15 | Chemische Werke Hüls AG, 4370 Marl | Neue quadratsaeureamidderivate, ihre verwendung als stabilisierungsmittel sowie die mit diesen behandelten kunststoffe |
US4605743A (en) * | 1985-04-16 | 1986-08-12 | Uniroyal Chemical Company, Inc. | Process for the production of 2,2,6,6-tetraalkyl-4-piperidylamines |
CH664361A5 (de) * | 1985-06-13 | 1988-02-29 | Ni Institutkhimikatov Dlya Pol | Verfahren zur herstellung von 4-amino-2,2,6,6-tetramethylpiperidin. |
US4607104A (en) * | 1985-07-11 | 1986-08-19 | Uniroyal Chemical Company, Inc. | Process for the production of 2,2,6,6-tetraalkyl-4-piperidylamines |
EP0290387B2 (de) * | 1987-05-05 | 1995-11-29 | Ciba-Geigy Ag | Verfahren zur Herstellung von 4-Hydroxy-2,2,6,6-tetramethyl-piperidin |
IT1222394B (it) * | 1987-07-30 | 1990-09-05 | Ciba Geigy Spa | Processo per la preparazione di 2,2,6,6 tetrametil 4 piperidilammine |
IT1247834B (it) * | 1991-02-05 | 1995-01-02 | Ciba Geigy Spa | Processo per la preparazione di 2,2,6,6-tetrametil-4-piperidilammine |
CA2115025A1 (en) * | 1993-02-08 | 1994-08-09 | Atsushi Furutani | Process for producing amines |
DE4442990A1 (de) * | 1994-12-02 | 1996-06-05 | Huels Chemische Werke Ag | Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethylpiperidin |
DE19544599A1 (de) * | 1995-11-30 | 1997-06-05 | Huels Chemische Werke Ag | Kontinuierliches Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethylpiperidin |
DE19622268C1 (de) * | 1996-06-03 | 1997-10-23 | Basf Ag | Sterisch gehindertes 4-Amino-piperidin mit geringem Dimergehalt, seine Herstellung und Verwendung |
DE19622269A1 (de) * | 1996-06-03 | 1997-12-04 | Basf Ag | Verfahren zur Reinigung von sterisch gehinderten 4-Aminopiperidinen |
DE19644770A1 (de) * | 1996-10-28 | 1998-04-30 | Basf Ag | Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethylpiperidin (TAD) über das Zwischenprodukt 2,2,6,6-Tetramethyl-4-[(2,2,6,6-tetramethyl-4-piperidyliden)-amino]-piperidin |
DE19704460A1 (de) * | 1997-02-06 | 1998-08-13 | Huels Chemische Werke Ag | Kontinuierliches Verfahren zur Herstellung von 4-Aminopiperidinen |
DE19709260A1 (de) * | 1997-03-06 | 1998-09-10 | Basf Ag | Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethyl-piperidin |
DE19743433C1 (de) * | 1997-10-01 | 1999-04-22 | Basf Ag | Verfahren zur Reinigung von 4-Amino-piperidinen |
DE102008040045A1 (de) | 2008-02-01 | 2009-08-06 | Evonik Degussa Gmbh | Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethylpiperidin |
EP2085384A1 (de) | 2008-02-01 | 2009-08-05 | Evonik Degussa GmbH | Verfahren zur Herstellung von 4-Amino-2,2,6,6-tetramethylpiperidin |
EP2087930A1 (de) | 2008-02-05 | 2009-08-12 | Evonik Degussa GmbH | Verfahren zur Absorption eines flüchtigen Stoffes in einem flüssigen Absorptionsmittel |
DE102009000543A1 (de) * | 2009-02-02 | 2010-08-12 | Evonik Degussa Gmbh | Verfahren, Absorptionsmedien und Vorrichtung zur Absorption von CO2 aus Gasmischungen |
DE102009047564A1 (de) | 2009-12-07 | 2011-06-09 | Evonik Degussa Gmbh | Arbeitsmedium für eine Absorptionskältemaschine |
DE102011077377A1 (de) | 2010-11-12 | 2012-05-16 | Evonik Degussa Gmbh | Verfahren zur Absorption von sauren Gasen aus Gasmischungen |
AU2012339061B2 (en) | 2011-11-14 | 2016-10-13 | Evonik Degussa Gmbh | Method and device for the separation of acidic gases from a gas mixture |
DE102012200907A1 (de) | 2012-01-23 | 2013-07-25 | Evonik Industries Ag | Verfahren und Absorptionsmedium zur Absorption von CO2 aus einer Gasmischung |
DE102012207509A1 (de) | 2012-05-07 | 2013-11-07 | Evonik Degussa Gmbh | Verfahren zur Absorption von CO2 aus einer Gasmischung |
DE102015212749A1 (de) | 2015-07-08 | 2017-01-12 | Evonik Degussa Gmbh | Verfahren zur Entfeuchtung von feuchten Gasgemischen |
DE102016204931A1 (de) | 2016-03-24 | 2017-09-28 | Evonik Degussa Gmbh | Verfahren, Absorptionsmedien zur Absorption von CO2 aus Gasmischungen |
DE102016210483A1 (de) | 2016-06-14 | 2017-12-14 | Evonik Degussa Gmbh | Verfahren und Absorptionsmittel zur Entfeuchtung von feuchten Gasgemischen |
DE102016210484A1 (de) | 2016-06-14 | 2017-12-14 | Evonik Degussa Gmbh | Verfahren zur Entfeuchtung von feuchten Gasgemischen |
EP3257843A1 (en) | 2016-06-14 | 2017-12-20 | Evonik Degussa GmbH | Method of preparing a high purity imidazolium salt |
DE102016210481B3 (de) | 2016-06-14 | 2017-06-08 | Evonik Degussa Gmbh | Verfahren zum Reinigen einer ionischen Flüssigkeit |
DE102016210478A1 (de) | 2016-06-14 | 2017-12-14 | Evonik Degussa Gmbh | Verfahren zur Entfeuchtung von feuchten Gasgemischen |
EP3257568B1 (de) | 2016-06-14 | 2019-09-18 | Evonik Degussa GmbH | Verfahren zur entfeuchtung von feuchten gasgemischen mit ionischen flüssigkeiten |
EP3663284B1 (de) | 2018-12-07 | 2021-02-03 | Evonik Operations GmbH | Verbessertes verfahren zur herstellung von triacetonamin |
CN109836370A (zh) * | 2019-03-20 | 2019-06-04 | 萧县新秀新材料有限公司 | 特定pH范围的2,2,6,6-四甲基哌啶胺的合成法 |
US11731940B2 (en) | 2020-05-07 | 2023-08-22 | Evonik Operations Gmbh | Process for preparing triacetonamine |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3684765A (en) * | 1970-01-08 | 1972-08-15 | Sankyo Co | Stabilization of synthetic polymers |
DE2412750A1 (de) * | 1974-03-16 | 1975-09-18 | Bayer Ag | Verfahren zur herstellung von 4-amino2,2,6,6-tetramethyl-piperidin |
GB1492494A (en) * | 1975-05-28 | 1977-11-23 | Sankyo Co | Derivatives of 4-aminopiperidine |
GB1575310A (en) * | 1976-11-16 | 1980-09-17 | Anphar Sa | Piperidine derivatives |
IT1088576B (it) * | 1977-11-29 | 1985-06-10 | Montedison Spa | Stabilizzanti per polimeri e composizioni polimeriche con essi stabilizzati |
-
1980
- 1980-02-02 DE DE19803003843 patent/DE3003843A1/de not_active Withdrawn
-
1981
- 1981-01-30 JP JP1179381A patent/JPS56122352A/ja active Granted
- 1981-01-31 EP EP81100698A patent/EP0033529B1/de not_active Expired
- 1981-01-31 DE DE8181100698T patent/DE3166231D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS56122352A (en) | 1981-09-25 |
EP0033529B1 (de) | 1984-09-26 |
DE3166231D1 (en) | 1984-10-31 |
DE3003843A1 (de) | 1981-08-13 |
EP0033529A1 (de) | 1981-08-12 |
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