GR3026124T3 - Procedure for the preparation of alkyl isocyanates - Google Patents
Procedure for the preparation of alkyl isocyanatesInfo
- Publication number
- GR3026124T3 GR3026124T3 GR980400296T GR980400296T GR3026124T3 GR 3026124 T3 GR3026124 T3 GR 3026124T3 GR 980400296 T GR980400296 T GR 980400296T GR 980400296 T GR980400296 T GR 980400296T GR 3026124 T3 GR3026124 T3 GR 3026124T3
- Authority
- GR
- Greece
- Prior art keywords
- preparation
- procedure
- alkyl isocyanates
- cracking
- dimethylcarbonate
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000002360 preparation method Methods 0.000 title abstract 2
- -1 alkyl isocyanates Chemical class 0.000 title 1
- 239000012948 isocyanate Substances 0.000 title 1
- 238000005336 cracking Methods 0.000 abstract 2
- 230000008016 vaporization Effects 0.000 abstract 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 150000004985 diamines Chemical class 0.000 abstract 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 abstract 1
- 125000005442 diisocyanate group Chemical group 0.000 abstract 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 abstract 1
- 238000004508 fractional distillation Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 238000009834 vaporization Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides
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 |
|---|---|---|---|
| ITMI921170A IT1255763B (it) | 1992-05-15 | 1992-05-15 | Procedimento per la preparazione di isocianati alchilici |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GR3026124T3 true GR3026124T3 (en) | 1998-05-29 |
Family
ID=11363297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GR980400296T GR3026124T3 (en) | 1992-05-15 | 1998-02-12 | Procedure for the preparation of alkyl isocyanates |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5315034A (el) |
| EP (1) | EP0570071B1 (el) |
| JP (1) | JPH0672982A (el) |
| AT (1) | ATE162515T1 (el) |
| CA (1) | CA2096311C (el) |
| DE (1) | DE69316433T2 (el) |
| DK (1) | DK0570071T3 (el) |
| ES (1) | ES2111703T3 (el) |
| GR (1) | GR3026124T3 (el) |
| IT (1) | IT1255763B (el) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU8211798A (en) * | 1997-06-09 | 1998-12-30 | Huntsman Ici Chemicals Llc | Process for the production of organic isocyanates |
| DE19813107A1 (de) | 1998-03-25 | 1999-09-30 | Basf Ag | Verfahren zur Herstellung von Polyurethanschaumstoffen |
| US8044166B2 (en) | 2006-08-01 | 2011-10-25 | Basf Aktiengesellschaft | Process for preparing pentamethylene 1,5-diisocyanate |
| DE602007011969D1 (de) * | 2006-11-17 | 2011-02-24 | Asahi Kasei Chemicals Corp | Verfahren zur herstellung von isocyanaten |
| TW200844080A (en) * | 2007-01-11 | 2008-11-16 | Asahi Kasei Chemicals Corp | Process for producing isocyanate |
| EP2036884A1 (en) | 2007-09-14 | 2009-03-18 | Repsol Ypf S.A. | Process for producing fluorinated isocyanates and carbamates |
| CN101337189B (zh) * | 2007-09-28 | 2010-11-10 | 江苏国立化工科技有限公司 | 固体酸催化剂及在合成1,6-六亚甲基二异氰酸酯中的应用 |
| BRPI0909280A2 (pt) | 2008-03-18 | 2015-10-06 | Basf Se | processo para preparar uretanos. |
| 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. |
| AU2010323241A1 (en) | 2009-11-27 | 2012-06-14 | Basf Se | Dendritic polyurea for solubilizing active substances of low solubility |
| CN103687847B (zh) * | 2011-07-13 | 2019-04-02 | 宇部兴产株式会社 | 异氰酸酯化合物的制造方法 |
| WO2013020820A1 (en) | 2011-08-05 | 2013-02-14 | Basf Se | Associative thickeners based on hyperbranched polymers |
| CN110054551A (zh) * | 2018-05-29 | 2019-07-26 | 阿拉善盟兰峰化工有限责任公司 | 利用二级钠制备原甲酸三甲酯的方法及系统 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3362121D1 (en) * | 1982-07-24 | 1986-03-27 | Basf Ag | Process for the preparation of hexamethylene diisocyanate-1,6 and/or of the isomeric diisocyanates with 6 carbon atoms in the alkyl group |
| DE3314788A1 (de) * | 1983-04-23 | 1984-10-25 | Basf Ag, 6700 Ludwigshafen | Mehrstufenverfahren zur herstellung von hexamethylendiisocyanat-1,6 und/oder isomeren aliphatischen diisocyanaten mit 6 kohlenstoffatomen im alkylenrest |
| EP0323514B1 (en) * | 1987-01-13 | 1994-07-13 | Daicel Chemical Industries, Ltd. | Process for preparing isocyanate compounds |
| US5157155A (en) * | 1987-02-04 | 1992-10-20 | Sumitomo Chemical Company, Limited | Benzoylurea derivative and its production and use |
| US5126480A (en) * | 1990-06-01 | 1992-06-30 | Arco Chemical Technology, L.P. | Isocyanate preparation |
| US5189205A (en) * | 1992-03-16 | 1993-02-23 | Monsanto Compamy | Process for preparing isocyanates |
-
1992
- 1992-05-15 IT ITMI921170A patent/IT1255763B/it active IP Right Grant
-
1993
- 1993-05-08 AT AT93201339T patent/ATE162515T1/de not_active IP Right Cessation
- 1993-05-08 EP EP93201339A patent/EP0570071B1/en not_active Expired - Lifetime
- 1993-05-08 ES ES93201339T patent/ES2111703T3/es not_active Expired - Lifetime
- 1993-05-08 DK DK93201339T patent/DK0570071T3/da active
- 1993-05-08 DE DE69316433T patent/DE69316433T2/de not_active Expired - Lifetime
- 1993-05-11 US US08/060,035 patent/US5315034A/en not_active Expired - Lifetime
- 1993-05-14 CA CA002096311A patent/CA2096311C/en not_active Expired - Lifetime
- 1993-05-14 JP JP5135051A patent/JPH0672982A/ja active Pending
-
1998
- 1998-02-12 GR GR980400296T patent/GR3026124T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1255763B (it) | 1995-11-15 |
| CA2096311C (en) | 2006-02-21 |
| EP0570071A1 (en) | 1993-11-18 |
| JPH0672982A (ja) | 1994-03-15 |
| US5315034A (en) | 1994-05-24 |
| ITMI921170A0 (it) | 1992-05-15 |
| ITMI921170A1 (it) | 1993-11-15 |
| EP0570071B1 (en) | 1998-01-21 |
| ES2111703T3 (es) | 1998-03-16 |
| DE69316433T2 (de) | 1998-07-02 |
| CA2096311A1 (en) | 1993-11-16 |
| DK0570071T3 (da) | 1998-09-21 |
| DE69316433D1 (de) | 1998-02-26 |
| ATE162515T1 (de) | 1998-02-15 |
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