ATE205825T1 - Verfahren zur herstellung von aromatischen urethanen - Google Patents
Verfahren zur herstellung von aromatischen urethanenInfo
- Publication number
- ATE205825T1 ATE205825T1 AT98106933T AT98106933T ATE205825T1 AT E205825 T1 ATE205825 T1 AT E205825T1 AT 98106933 T AT98106933 T AT 98106933T AT 98106933 T AT98106933 T AT 98106933T AT E205825 T1 ATE205825 T1 AT E205825T1
- Authority
- AT
- Austria
- Prior art keywords
- aromatic
- alcohol
- aromatic urethanes
- producing aromatic
- reaction
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 150000003673 urethanes Chemical class 0.000 title 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 abstract 1
- 150000004982 aromatic amines Chemical class 0.000 abstract 1
- -1 aromatic urethanes Chemical class 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000011968 lewis acid catalyst Substances 0.000 abstract 1
- 150000005677 organic carbonates Chemical class 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/04—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups from amines with formation of carbamate groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT97MI001261A IT1292030B1 (it) | 1997-05-29 | 1997-05-29 | Procedimento per la sintesi di uretani aromatici |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE205825T1 true ATE205825T1 (de) | 2001-10-15 |
Family
ID=11377245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT98106933T ATE205825T1 (de) | 1997-05-29 | 1998-04-16 | Verfahren zur herstellung von aromatischen urethanen |
Country Status (10)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1318395B1 (it) * | 2000-03-17 | 2003-08-25 | Enichem Spa | Processo in continuo per la sintesi di uretani aromatici. |
| DE10253289A1 (de) * | 2002-11-15 | 2004-06-03 | Basf Coatings Ag | Mit aktinischer Strahlung aktivierbare, urethangruppenhaltige Verbindungen, Verfahren zu ihrer Herstellung und ihre Verwendung |
| EP2036884A1 (en) | 2007-09-14 | 2009-03-18 | Repsol Ypf S.A. | Process for producing fluorinated isocyanates and carbamates |
| CA2705874C (en) | 2007-11-19 | 2013-10-29 | Masaaki Shinohata | Process for producing isocyanates and aromatic hydroxy compounds from aromatic polycarbonate resins |
| KR20130127550A (ko) * | 2008-05-15 | 2013-11-22 | 아사히 가세이 케미칼즈 가부시키가이샤 | 이소시아네이트의 제조 방법 |
| WO2009139061A1 (ja) * | 2008-05-15 | 2009-11-19 | 旭化成ケミカルズ株式会社 | 炭酸ジアリールを用いるイソシアネートの製造方法 |
| ES2331505B2 (es) | 2008-07-04 | 2010-09-20 | Universidad Politecnica De Valencia | Preparacion de carbamatos con catalizadores solidos. |
| PT2199278E (pt) * | 2008-12-19 | 2011-11-10 | Dow Global Technologies Llc | Processo para a produção de uretanos aromáticos |
| EP3774028A1 (en) * | 2018-03-28 | 2021-02-17 | Covestro Intellectual Property GmbH & Co. KG | Heterogeneous catalysts for the synthesis of carbamates |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3763217A (en) * | 1970-12-03 | 1973-10-02 | Halcon International Inc | Preparation of carbamates |
| US4268683A (en) * | 1980-02-21 | 1981-05-19 | The Dow Chemical Company | Preparation of carbamates from aromatic amines and organic carbonates |
| IT1229144B (it) * | 1989-04-07 | 1991-07-22 | Enichem Sintesi | Procedimento per la produzione di carbammati. |
-
1997
- 1997-05-29 IT IT97MI001261A patent/IT1292030B1/it active IP Right Grant
-
1998
- 1998-04-16 DE DE69801708T patent/DE69801708T2/de not_active Expired - Lifetime
- 1998-04-16 ES ES98106933T patent/ES2165108T3/es not_active Expired - Lifetime
- 1998-04-16 DK DK98106933T patent/DK0881213T3/da active
- 1998-04-16 AT AT98106933T patent/ATE205825T1/de not_active IP Right Cessation
- 1998-04-16 EP EP98106933A patent/EP0881213B1/en not_active Expired - Lifetime
- 1998-04-16 SI SI9830085T patent/SI0881213T1/xx unknown
- 1998-04-16 PT PT98106933T patent/PT881213E/pt unknown
- 1998-04-22 US US09/064,166 patent/US6034265A/en not_active Expired - Lifetime
- 1998-05-22 JP JP14147298A patent/JP4201881B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US6034265A (en) | 2000-03-07 |
| EP0881213A2 (en) | 1998-12-02 |
| EP0881213B1 (en) | 2001-09-19 |
| ITMI971261A0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1997-05-29 |
| JP4201881B2 (ja) | 2008-12-24 |
| DK0881213T3 (da) | 2001-12-17 |
| SI0881213T1 (en) | 2002-04-30 |
| IT1292030B1 (it) | 1999-01-25 |
| ES2165108T3 (es) | 2002-03-01 |
| PT881213E (pt) | 2002-03-28 |
| DE69801708T2 (de) | 2002-07-11 |
| JPH111462A (ja) | 1999-01-06 |
| EP0881213A3 (en) | 1999-01-20 |
| ITMI971261A1 (it) | 1998-11-29 |
| DE69801708D1 (de) | 2001-10-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |