BE711392A - - Google Patents
Info
- Publication number
- BE711392A BE711392A BE711392DA BE711392A BE 711392 A BE711392 A BE 711392A BE 711392D A BE711392D A BE 711392DA BE 711392 A BE711392 A BE 711392A
- Authority
- BE
- Belgium
- Prior art keywords
- amine
- phosgene
- temperature
- reactor
- process according
- 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 (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE711392 | 1968-02-28 | ||
GB01391/68A GB1173890A (en) | 1968-02-28 | 1968-03-08 | Process for the Production of Organic Isocyanates |
FR142916A FR1578808A (fr) | 1968-02-28 | 1968-03-08 | Procede de preparation d'isocyanates organiques |
DD13151368A DD68502A (de) | 1968-02-28 | 1968-04-15 | Verfahren zur kontinuierlichen Herstellung organischer Isozyanate |
DE1768439A DE1768439C3 (de) | 1968-02-28 | 1968-05-14 | Verfahren zur fortlaufenden Herstellung organischer Isocyanate |
Publications (1)
Publication Number | Publication Date |
---|---|
BE711392A true BE711392A (pl) | 1968-07-01 |
Family
ID=3852454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE711392D BE711392A (pl) | 1968-02-28 | 1968-02-28 |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE711392A (pl) |
DD (1) | DD68502A (pl) |
DE (1) | DE1768439C3 (pl) |
FR (1) | FR1578808A (pl) |
GB (1) | GB1173890A (pl) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2560596B1 (fr) * | 1984-03-02 | 1986-09-26 | Atochem | Diisocyanates-1,10 decane et leur procedes de fabrication |
DE4412327A1 (de) * | 1994-04-11 | 1995-10-12 | Bayer Ag | Verfahren zur Herstellung von Diisocyanaten |
DE19651041A1 (de) * | 1996-12-09 | 1998-06-10 | Bayer Ag | Verfahren zur Herstellung von Isocyanaten aus schwerlöslichen primären Aminen |
DE10222968A1 (de) | 2002-05-23 | 2003-12-04 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
EP1371633A1 (en) * | 2002-06-14 | 2003-12-17 | Bayer Ag | Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column |
DE10260082A1 (de) | 2002-12-19 | 2004-07-01 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Isocyanaten |
DE10261187A1 (de) * | 2002-12-20 | 2004-07-08 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
US20070232827A1 (en) * | 2004-05-25 | 2007-10-04 | Basf Aktiengesellschaft | Isocyanate Production Method |
DE102004032871A1 (de) | 2004-07-07 | 2006-02-09 | Bayer Materialscience Ag | Verfahren zur Herstellung von Polyisocyanaten durch adiabate Phosgenierung von primären Aminen |
US7547801B2 (en) | 2006-06-26 | 2009-06-16 | Bayer Materialscience Llc | Process for the continuous preparation of isocyanates |
US8212069B2 (en) | 2006-10-26 | 2012-07-03 | Ralf Boehling | Process for preparing isocyanates |
FR2940283B1 (fr) | 2008-12-18 | 2011-03-11 | Perstorp Tolonates France | Utilisation d'un reacteur de type piston pour la mise en oeuvre d'un procede de phosgenation. |
CN101429139B (zh) * | 2008-12-18 | 2012-11-14 | 宁波万华聚氨酯有限公司 | 二环己基甲烷二异氰酸酯及其中间体的制备方法 |
CN101735109B (zh) * | 2009-12-04 | 2013-02-27 | 赛鼎工程有限公司 | 有机异氰酸酯的连续生产方法 |
PT3313565T (pt) | 2015-06-29 | 2019-10-30 | Covestro Deutschland Ag | Método de produção de poli-isocianatos |
HUE046418T2 (hu) | 2015-06-29 | 2020-03-30 | Covestro Deutschland Ag | Eljárás kémiai átalakításokhoz hidrogénklorid biztosítására |
CN106946741B (zh) * | 2017-04-26 | 2018-12-07 | 万华化学集团股份有限公司 | 一种二环己基甲烷二异氰酸酯的制备方法 |
US10875827B2 (en) | 2018-11-13 | 2020-12-29 | Covestro Deutschland Ag | Process for preparing an isocyanate by partly adiabatic phosgenation of the corresponding amine |
US10851048B2 (en) * | 2018-11-13 | 2020-12-01 | Covestro Deutschland Ag | Process for preparing an isocyanate by partly adiabatically operated phosgenation of the corresponding amine |
CN110981754A (zh) * | 2019-12-19 | 2020-04-10 | 山东华阳农药化工集团有限公司 | 一种二苯基乙烷二异氰酸酯及其制备方法 |
CN111138320A (zh) * | 2019-12-19 | 2020-05-12 | 常州市恒邦化工有限公司 | 一种三苯甲烷-4.4’.4’’-三异氰酸酯胶粘剂的制备方法 |
WO2021228977A1 (de) | 2020-05-15 | 2021-11-18 | Covestro Deutschland Ag | Verfahren zum betreiben einer anlage zur kontinuierlichen herstellung eines isocyanats |
CN115043758B (zh) * | 2022-07-06 | 2023-10-27 | 摩珈(上海)生物科技有限公司 | 超临界光气化法结合管道化法制备异氰酸酯的方法 |
CN115108942B (zh) * | 2022-07-06 | 2023-10-27 | 摩珈(上海)生物科技有限公司 | 超临界光气化反应制备异氰酸酯的方法 |
-
1968
- 1968-02-28 BE BE711392D patent/BE711392A/fr not_active IP Right Cessation
- 1968-03-08 GB GB01391/68A patent/GB1173890A/en not_active Expired
- 1968-03-08 FR FR142916A patent/FR1578808A/fr not_active Expired
- 1968-04-15 DD DD13151368A patent/DD68502A/xx unknown
- 1968-05-14 DE DE1768439A patent/DE1768439C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1768439C3 (de) | 1975-01-02 |
DD68502A (de) | 1969-08-20 |
FR1578808A (fr) | 1969-08-22 |
DE1768439A1 (de) | 1971-11-18 |
GB1173890A (en) | 1969-12-10 |
DE1768439B2 (pl) | 1974-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: GIAP GOSUDARSTVENNY NAUCHNO-ISSLEDOVATELSKY I PRO Effective date: 19880228 |