DE69401283D1 - Verfahren zur Herstellung von organischen Isocyanaten - Google Patents
Verfahren zur Herstellung von organischen IsocyanatenInfo
- Publication number
- DE69401283D1 DE69401283D1 DE69401283T DE69401283T DE69401283D1 DE 69401283 D1 DE69401283 D1 DE 69401283D1 DE 69401283 T DE69401283 T DE 69401283T DE 69401283 T DE69401283 T DE 69401283T DE 69401283 D1 DE69401283 D1 DE 69401283D1
- Authority
- DE
- Germany
- Prior art keywords
- production
- organic isocyanates
- isocyanates
- organic
- 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 - Fee Related
Links
- 239000012948 isocyanate Substances 0.000 title 1
- 150000002513 isocyanates Chemical class 0.000 title 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)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK016093A DK169700B1 (da) | 1993-02-12 | 1993-02-12 | Fremgangsmåde til fremstilling af organiske isocyanater |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69401283D1 true DE69401283D1 (de) | 1997-02-13 |
DE69401283T2 DE69401283T2 (de) | 1997-04-30 |
Family
ID=8090441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69401283T Expired - Fee Related DE69401283T2 (de) | 1993-02-12 | 1994-01-17 | Verfahren zur Herstellung von organischen Isocyanaten |
Country Status (7)
Country | Link |
---|---|
US (1) | US5449817A (de) |
EP (1) | EP0611243B1 (de) |
JP (1) | JP2708709B2 (de) |
AU (1) | AU669248B2 (de) |
DE (1) | DE69401283T2 (de) |
DK (1) | DK169700B1 (de) |
ES (1) | ES2098892T3 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2397683A1 (en) | 2000-02-29 | 2001-09-07 | Huntsman International Llc | Process for the preparation of organic polyisocyanates |
ES2187241B1 (es) * | 2000-06-01 | 2004-08-01 | Repsol Quimica, S.A. | Procedimiento para la produccion de isocianatos. |
WO2008120645A1 (ja) | 2007-03-30 | 2008-10-09 | Asahi Kasei Chemicals Corporation | カルバミン酸エステルおよび芳香族ヒドロキシ化合物を含む組成物を用いるイソシアネートの製造方法、ならびにカルバミン酸エステル移送用および貯蔵用組成物 |
EP2011782A1 (de) * | 2007-07-02 | 2009-01-07 | Huntsman International Llc | Verfahren zur Synthese von Carbamaten unter Verwendung con CO2 |
US9000219B2 (en) * | 2009-12-24 | 2015-04-07 | Mitsui Chemicals, Inc. | Method for treatment of isocyanate residue, and method for treatment of carbonate |
JP5949563B2 (ja) * | 2011-02-09 | 2016-07-06 | 宇部興産株式会社 | イソシアネート化合物の製造方法 |
CN102675154B (zh) * | 2011-03-11 | 2013-11-06 | 中国科学院过程工程研究所 | 一种氨基甲酸酯热解制备mdi复杂产物的分离精制装置及方法 |
WO2016156188A1 (de) | 2015-03-31 | 2016-10-06 | Basf Se | Verfahren zur herstellung von isocyanaten durch carbamatspaltung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3668250A (en) * | 1969-08-19 | 1972-06-06 | Chemical Construction Corp | Urea synthesis process |
US4341640A (en) * | 1976-09-27 | 1982-07-27 | Standard Oil Company | Urea hydrolysis |
DE3215591A1 (de) * | 1982-04-27 | 1983-10-27 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen thermischen spaltung von carbamidsaeureestern |
JPH0240061B2 (ja) * | 1984-05-10 | 1990-09-10 | Asahi Chemical Ind | Isoshianaatonorenzokutekiseizohoho |
JPH02250857A (ja) * | 1989-03-23 | 1990-10-08 | Sumitomo Metal Ind Ltd | ポリイソシアネートの製造方法 |
JPH04253951A (ja) * | 1991-02-05 | 1992-09-09 | Asahi Chem Ind Co Ltd | カルバミン酸エステルの熱分解方法 |
-
1993
- 1993-02-12 DK DK016093A patent/DK169700B1/da not_active IP Right Cessation
-
1994
- 1994-01-17 ES ES94610004T patent/ES2098892T3/es not_active Expired - Lifetime
- 1994-01-17 EP EP94610004A patent/EP0611243B1/de not_active Expired - Lifetime
- 1994-01-17 DE DE69401283T patent/DE69401283T2/de not_active Expired - Fee Related
- 1994-02-04 US US08/191,630 patent/US5449817A/en not_active Expired - Fee Related
- 1994-02-10 JP JP6016754A patent/JP2708709B2/ja not_active Expired - Lifetime
- 1994-02-10 AU AU55048/94A patent/AU669248B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU669248B2 (en) | 1996-05-30 |
EP0611243A1 (de) | 1994-08-17 |
JP2708709B2 (ja) | 1998-02-04 |
DE69401283T2 (de) | 1997-04-30 |
AU5504894A (en) | 1994-08-18 |
ES2098892T3 (es) | 1997-05-01 |
DK169700B1 (da) | 1995-01-16 |
JPH072754A (ja) | 1995-01-06 |
US5449817A (en) | 1995-09-12 |
EP0611243B1 (de) | 1997-01-02 |
DK16093D0 (da) | 1993-02-12 |
DK16093A (da) | 1994-08-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |