DK0752414T3 - Fremgangsmåde til fremstilling af aromatiske urethaner - Google Patents
Fremgangsmåde til fremstilling af aromatiske urethanerInfo
- Publication number
- DK0752414T3 DK0752414T3 DK96201784T DK96201784T DK0752414T3 DK 0752414 T3 DK0752414 T3 DK 0752414T3 DK 96201784 T DK96201784 T DK 96201784T DK 96201784 T DK96201784 T DK 96201784T DK 0752414 T3 DK0752414 T3 DK 0752414T3
- Authority
- DK
- Denmark
- Prior art keywords
- preparation
- aromatic urethanes
- catalyst
- aromatic
- stoichiometric
- Prior art date
Links
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT95MI001446A IT1282023B1 (it) | 1995-07-06 | 1995-07-06 | Procedimento per la produzione di uretani aromatici |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0752414T3 true DK0752414T3 (da) | 1999-11-01 |
Family
ID=11371930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK96201784T DK0752414T3 (da) | 1995-07-06 | 1996-06-27 | Fremgangsmåde til fremstilling af aromatiske urethaner |
Country Status (10)
Country | Link |
---|---|
US (1) | US5688988A (ja) |
EP (1) | EP0752414B1 (ja) |
JP (1) | JPH0925262A (ja) |
AT (1) | ATE179697T1 (ja) |
DE (1) | DE69602311T2 (ja) |
DK (1) | DK0752414T3 (ja) |
ES (1) | ES2130744T3 (ja) |
GR (1) | GR3030616T3 (ja) |
IT (1) | IT1282023B1 (ja) |
SI (1) | SI0752414T1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5864863A (en) * | 1996-08-09 | 1999-01-26 | Digital Equipment Corporation | Method for parsing, indexing and searching world-wide-web pages |
US5933821A (en) * | 1996-08-30 | 1999-08-03 | Kokusai Denshin Denwa Co., Ltd | Method and apparatus for detecting causality |
IT1318395B1 (it) * | 2000-03-17 | 2003-08-25 | Enichem Spa | Processo in continuo per la sintesi di uretani aromatici. |
EP2036884A1 (en) | 2007-09-14 | 2009-03-18 | Repsol Ypf S.A. | Process for producing fluorinated isocyanates and carbamates |
US8895774B2 (en) * | 2008-05-15 | 2014-11-25 | Asahi Kasei Chemicals Corporation | Process for producing isocyanates using diaryl carbonate |
US9233918B2 (en) * | 2008-05-15 | 2016-01-12 | Asahi Kasei Chemicals Corporation | Isocyanate production process |
ES2331505B2 (es) | 2008-07-04 | 2010-09-20 | Universidad Politecnica De Valencia | Preparacion de carbamatos con catalizadores solidos. |
EP2199278B1 (en) | 2008-12-19 | 2011-09-14 | Dow Global Technologies LLC | Process for the Production of Aromatic Urethanes |
EP2230228A1 (en) | 2009-03-16 | 2010-09-22 | Bayer MaterialScience AG | Process for preparing aromatic carbamates |
CN112479931A (zh) * | 2020-12-09 | 2021-03-12 | 安徽广信农化股份有限公司 | 一种环己酯的合成工艺 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3763217A (en) * | 1970-12-03 | 1973-10-02 | Halcon International Inc | Preparation of carbamates |
US4268684A (en) * | 1980-02-25 | 1981-05-19 | The Dow Chemical Company | Preparation of carbamates from aromatic amines and organic carbonates |
DE3035354A1 (de) * | 1980-09-19 | 1982-04-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von n,o-disubstituierten urethanen und ihre verwendung als ausgangsmaterial zur herstellung von organischen isocyanaten |
DE4113156A1 (de) * | 1991-04-23 | 1993-01-14 | Bayer Ag | Verfahren zur herstellung von poly(o-alkylurethanen) der diphenylmethanreihe |
-
1995
- 1995-07-06 IT IT95MI001446A patent/IT1282023B1/it active IP Right Grant
-
1996
- 1996-06-27 ES ES96201784T patent/ES2130744T3/es not_active Expired - Lifetime
- 1996-06-27 SI SI9630071T patent/SI0752414T1/xx not_active IP Right Cessation
- 1996-06-27 DK DK96201784T patent/DK0752414T3/da active
- 1996-06-27 DE DE69602311T patent/DE69602311T2/de not_active Expired - Fee Related
- 1996-06-27 US US08/671,179 patent/US5688988A/en not_active Expired - Fee Related
- 1996-06-27 AT AT96201784T patent/ATE179697T1/de not_active IP Right Cessation
- 1996-06-27 EP EP96201784A patent/EP0752414B1/en not_active Expired - Lifetime
- 1996-07-08 JP JP8178145A patent/JPH0925262A/ja not_active Withdrawn
-
1999
- 1999-06-29 GR GR990401701T patent/GR3030616T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
EP0752414B1 (en) | 1999-05-06 |
GR3030616T3 (en) | 1999-10-29 |
JPH0925262A (ja) | 1997-01-28 |
EP0752414A1 (en) | 1997-01-08 |
US5688988A (en) | 1997-11-18 |
IT1282023B1 (it) | 1998-03-06 |
ATE179697T1 (de) | 1999-05-15 |
ES2130744T3 (es) | 1999-07-01 |
DE69602311D1 (de) | 1999-06-10 |
ITMI951446A0 (it) | 1995-07-06 |
ITMI951446A1 (it) | 1997-01-06 |
DE69602311T2 (de) | 1999-12-30 |
SI0752414T1 (en) | 1999-08-31 |
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