GR3030616T3 - Process for the production of aromatic urethanes - Google Patents
Process for the production of aromatic urethanesInfo
- Publication number
- GR3030616T3 GR3030616T3 GR990401701T GR990401701T GR3030616T3 GR 3030616 T3 GR3030616 T3 GR 3030616T3 GR 990401701 T GR990401701 T GR 990401701T GR 990401701 T GR990401701 T GR 990401701T GR 3030616 T3 GR3030616 T3 GR 3030616T3
- Authority
- GR
- Greece
- Prior art keywords
- production
- aromatic urethanes
- catalyst
- aromatic
- stoichiometric
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- -1 aromatic urethanes Chemical class 0.000 title abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical group [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 150000004982 aromatic amines Chemical class 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 150000005677 organic carbonates Chemical class 0.000 abstract 1
- GWBUNZLLLLDXMD-UHFFFAOYSA-H tricopper;dicarbonate;dihydroxide Chemical compound [OH-].[OH-].[Cu+2].[Cu+2].[Cu+2].[O-]C([O-])=O.[O-]C([O-])=O GWBUNZLLLLDXMD-UHFFFAOYSA-H 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
- 229910052725 zinc Inorganic materials 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)
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 |
|---|---|
| GR3030616T3 true GR3030616T3 (en) | 1999-10-29 |
Family
ID=11371930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GR990401701T GR3030616T3 (en) | 1995-07-06 | 1999-06-29 | Process for the production of aromatic urethanes |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5688988A (el) |
| EP (1) | EP0752414B1 (el) |
| JP (1) | JPH0925262A (el) |
| AT (1) | ATE179697T1 (el) |
| DE (1) | DE69602311T2 (el) |
| DK (1) | DK0752414T3 (el) |
| ES (1) | ES2130744T3 (el) |
| GR (1) | GR3030616T3 (el) |
| IT (1) | IT1282023B1 (el) |
| SI (1) | SI0752414T1 (el) |
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 |
| KR101525641B1 (ko) * | 2008-05-15 | 2015-06-03 | 아사히 가세이 케미칼즈 가부시키가이샤 | 이소시아네이트의 제조 방법 |
| EP2275405B1 (en) * | 2008-05-15 | 2019-04-24 | Asahi Kasei Kabushiki Kaisha | Process for producing isocyanate using diaryl carbonate |
| 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 |
| 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 DE DE69602311T patent/DE69602311T2/de not_active Expired - Fee Related
- 1996-06-27 DK DK96201784T patent/DK0752414T3/da active
- 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 AT AT96201784T patent/ATE179697T1/de not_active IP Right Cessation
- 1996-06-27 EP EP96201784A patent/EP0752414B1/en not_active Expired - Lifetime
- 1996-06-27 US US08/671,179 patent/US5688988A/en not_active Expired - Fee Related
- 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 |
|---|---|
| IT1282023B1 (it) | 1998-03-06 |
| DE69602311D1 (de) | 1999-06-10 |
| DE69602311T2 (de) | 1999-12-30 |
| ES2130744T3 (es) | 1999-07-01 |
| EP0752414B1 (en) | 1999-05-06 |
| SI0752414T1 (en) | 1999-08-31 |
| EP0752414A1 (en) | 1997-01-08 |
| DK0752414T3 (da) | 1999-11-01 |
| JPH0925262A (ja) | 1997-01-28 |
| ITMI951446A0 (it) | 1995-07-06 |
| US5688988A (en) | 1997-11-18 |
| ITMI951446A1 (it) | 1997-01-06 |
| ATE179697T1 (de) | 1999-05-15 |
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