BE855235A - Procede continu de preparation d'isocyanates organiques - Google Patents
Procede continu de preparation d'isocyanates organiquesInfo
- Publication number
- BE855235A BE855235A BE178070A BE178070A BE855235A BE 855235 A BE855235 A BE 855235A BE 178070 A BE178070 A BE 178070A BE 178070 A BE178070 A BE 178070A BE 855235 A BE855235 A BE 855235A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation
- continuous process
- organic isocyanates
- isocyanates
- organic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2624285A DE2624285C2 (de) | 1976-05-31 | 1976-05-31 | Verfahren zur kontinuierlichen Herstellung von organischen Isocyanaten |
Publications (1)
Publication Number | Publication Date |
---|---|
BE855235A true BE855235A (fr) | 1977-11-30 |
Family
ID=5979382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE178070A BE855235A (fr) | 1976-05-31 | 1977-05-31 | Procede continu de preparation d'isocyanates organiques |
Country Status (7)
Country | Link |
---|---|
US (1) | US4128569A (it) |
BE (1) | BE855235A (it) |
CA (1) | CA1088091A (it) |
DE (1) | DE2624285C2 (it) |
FR (1) | FR2353521A1 (it) |
GB (1) | GB1577563A (it) |
IT (1) | IT1078852B (it) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4422976A (en) * | 1981-04-07 | 1983-12-27 | Mitsui Toatsu Chemicals, Incorporated | Continuous preparation of organic isocyanates |
DE3323882A1 (de) * | 1982-10-09 | 1984-04-12 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur kontinuierlichen heissphosgenierung von aminen |
DE3403204A1 (de) * | 1984-01-31 | 1985-08-14 | Basf Ag, 6700 Ludwigshafen | Verfahren zur kontinuierlichen herstellung von organischen mono- und/oder polyisocyanaten |
US4746754A (en) * | 1986-05-16 | 1988-05-24 | The Dow Chemical Company | Preparation of carbonate diisocyanates and related compounds |
JP2875877B2 (ja) * | 1990-10-23 | 1999-03-31 | 三井化学株式会社 | メチレン架橋ポリフェニレンポリイソシアネートの製造方法 |
DE4443642A1 (de) * | 1994-12-08 | 1996-06-13 | Bayer Ag | Kontinuierliches Verfahren zur Herstellung von organischen Isocyanaten |
DE10260082A1 (de) | 2002-12-19 | 2004-07-01 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Isocyanaten |
JP4739798B2 (ja) * | 2005-04-05 | 2011-08-03 | 三井化学株式会社 | ポリイソシアネート連続製造装置 |
DE102006024542A1 (de) * | 2006-05-23 | 2007-11-29 | Bayer Materialscience Ag | Verfahren zur Abtrennung von Kohlenmonoxid aus einem chlorwasserstoffhaltigen Gas |
US7547801B2 (en) * | 2006-06-26 | 2009-06-16 | Bayer Materialscience Llc | Process for the continuous preparation of isocyanates |
CN101583594B (zh) * | 2006-11-07 | 2013-06-19 | 巴斯夫欧洲公司 | 生产异氰酸酯的方法 |
US7813839B2 (en) * | 2006-12-14 | 2010-10-12 | Bayer Materialscience Ag | Process for controlling a production process |
US20110230679A1 (en) * | 2010-03-16 | 2011-09-22 | Dow Global Technologies, Inc. | Reactive Static Mixer |
US20110228630A1 (en) * | 2010-03-16 | 2011-09-22 | Dow Global Technologies, Inc. | Reduced Transit Static Mixer Configuration |
JP5848351B2 (ja) | 2010-09-28 | 2016-01-27 | ダウ グローバル テクノロジーズ エルエルシー | クロスフロー障害体を有する反応流静的ミキサ |
US8816126B2 (en) * | 2011-09-02 | 2014-08-26 | Basf Se | Process for preparing isocyanates |
PT3313565T (pt) * | 2015-06-29 | 2019-10-30 | Covestro Deutschland Ag | Método de produção de poli-isocianatos |
CN108137782B (zh) * | 2015-10-16 | 2021-01-05 | 亨茨曼国际有限公司 | 控制制造异氰酸酯的工艺的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2822373A (en) * | 1958-02-04 | Amine | ||
DE1146872B (de) * | 1959-01-29 | 1963-04-11 | Bayer Ag | Verfahren zur Herstellung von organischen Isocyanaten |
US3226410A (en) * | 1962-07-20 | 1965-12-28 | Fmc Corp | Continuous method of preparing aromatic isocyanates |
AT277982B (de) * | 1966-11-18 | 1970-01-12 | Chemokomplex Vegyipari Gep Es | Verfahren zur halbkontinuierlichen oder kontinuierlichen Herstellung von aromatischen Mono- und Diisocyanaten |
US3781320A (en) * | 1971-02-09 | 1973-12-25 | Du Pont | Process for manufacture of organic isocyanates |
US3829458A (en) * | 1972-12-01 | 1974-08-13 | Basf Wyandotte Corp | Procedure for the continuous manufacture of organic isocyanates |
-
1976
- 1976-05-31 DE DE2624285A patent/DE2624285C2/de not_active Expired
-
1977
- 1977-05-17 US US05/797,814 patent/US4128569A/en not_active Expired - Lifetime
- 1977-05-23 IT IT49516/77A patent/IT1078852B/it active
- 1977-05-30 GB GB22692/77A patent/GB1577563A/en not_active Expired
- 1977-05-30 CA CA279,456A patent/CA1088091A/en not_active Expired
- 1977-05-31 BE BE178070A patent/BE855235A/xx not_active IP Right Cessation
- 1977-05-31 FR FR7716570A patent/FR2353521A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2624285A1 (de) | 1977-12-22 |
DE2624285C2 (de) | 1987-03-12 |
FR2353521B1 (it) | 1980-09-12 |
FR2353521A1 (fr) | 1977-12-30 |
US4128569A (en) | 1978-12-05 |
GB1577563A (en) | 1980-10-29 |
CA1088091A (en) | 1980-10-21 |
IT1078852B (it) | 1985-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: BASF A.G. Effective date: 19930531 |