PL393214A1 - Sposób wydzielania toluilenodiizocyjanianu z mieszaniny poreakcyjnej w procesie fosgenowania toluilenodiaminy w fazie gazowej - Google Patents
Sposób wydzielania toluilenodiizocyjanianu z mieszaniny poreakcyjnej w procesie fosgenowania toluilenodiaminy w fazie gazowejInfo
- Publication number
- PL393214A1 PL393214A1 PL393214A PL39321410A PL393214A1 PL 393214 A1 PL393214 A1 PL 393214A1 PL 393214 A PL393214 A PL 393214A PL 39321410 A PL39321410 A PL 39321410A PL 393214 A1 PL393214 A1 PL 393214A1
- Authority
- PL
- Poland
- Prior art keywords
- tdi
- gas phase
- reaction mixture
- toluilenodiizocyanate
- toluilenodiamine
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/18—Separation; Purification; Stabilisation; Use of additives
- C07C263/20—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL393214A PL214499B1 (pl) | 2010-12-10 | 2010-12-10 | Sposób wydzielania toluilenodiizocyjanianu z mieszaniny poreakcyjnej w procesie fosgenowania toluilenodiaminy w fazie gazowej |
EP20110460062 EP2463273A1 (en) | 2010-12-10 | 2011-12-09 | Method for separating toluene diisocyanate from the post-reaction mixture in the toluene diamine phosgenation process in the gas phase |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL393214A PL214499B1 (pl) | 2010-12-10 | 2010-12-10 | Sposób wydzielania toluilenodiizocyjanianu z mieszaniny poreakcyjnej w procesie fosgenowania toluilenodiaminy w fazie gazowej |
Publications (2)
Publication Number | Publication Date |
---|---|
PL393214A1 true PL393214A1 (pl) | 2012-06-18 |
PL214499B1 PL214499B1 (pl) | 2013-08-30 |
Family
ID=45443016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL393214A PL214499B1 (pl) | 2010-12-10 | 2010-12-10 | Sposób wydzielania toluilenodiizocyjanianu z mieszaniny poreakcyjnej w procesie fosgenowania toluilenodiaminy w fazie gazowej |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2463273A1 (pl) |
PL (1) | PL214499B1 (pl) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105121403B (zh) | 2013-02-08 | 2017-12-08 | 科思创德国股份有限公司 | 从光气化的气体粗产物中分离由伯胺在气相中的光气化制备的异氰酸酯的方法 |
WO2018224529A1 (de) | 2017-06-08 | 2018-12-13 | Covestro Deutschland Ag | Verfahren zur herstellung von isocyanaten in der gasphase |
US10858311B2 (en) | 2017-06-08 | 2020-12-08 | Covestro Deutschland Ag | Method for producing isocyanates |
CN115490829A (zh) * | 2021-06-17 | 2022-12-20 | 万华化学集团股份有限公司 | 一种异氰酸酯组合物及其制备方法、一种光学材料 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10238995A1 (de) | 2002-08-20 | 2004-02-26 | Basf Ag | Gasphasenphosgenierung bei moderaten Drücken |
DE102004030164A1 (de) * | 2004-06-22 | 2006-01-19 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
DE102006058633A1 (de) | 2006-12-13 | 2008-06-19 | Bayer Materialscience Ag | Verfahren zur Herstellung von Isocyanaten in der Gasphase |
-
2010
- 2010-12-10 PL PL393214A patent/PL214499B1/pl not_active IP Right Cessation
-
2011
- 2011-12-09 EP EP20110460062 patent/EP2463273A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
PL214499B1 (pl) | 2013-08-30 |
EP2463273A1 (en) | 2012-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Zhang et al. | Direct synthesis of carbamate from CO 2 using a task-specific ionic liquid catalyst | |
MX2013013144A (es) | Metodo para la produccion de un dimero mdi. | |
JP6707078B2 (ja) | 気相中で1,5−ペンタンジイソシアネートを製造するための方法 | |
PL393214A1 (pl) | Sposób wydzielania toluilenodiizocyjanianu z mieszaniny poreakcyjnej w procesie fosgenowania toluilenodiaminy w fazie gazowej | |
Leitner et al. | Carbon2Polymer–Chemical Utilization of CO2 in the Production of Isocyanates | |
CN114920668B (zh) | 一种制备低氯代杂质异氰酸酯的方法 | |
WO2013052673A3 (en) | Apparatus and method for the condensed phase production of trisilylamine | |
CN102666479B (zh) | 制备异氰酸酯的方法 | |
CN102666478B (zh) | 二异氰酸酯和/或多异氰酸酯和二醇的联合制备方法 | |
WO2010115908A3 (de) | Verfahren zur herstellung von isocyanaten | |
RU2008134184A (ru) | Способ получения изоцианатов с низким содержанием хлора | |
JP6509870B2 (ja) | ホスゲンの抽出方法 | |
JP2018199734A (ja) | イソチオシアネートを製造する方法及びn−置換−o−置換チオカルバメートの移送用及び貯蔵用組成物 | |
MX338069B (es) | Proceso para preparar alfa-olefinas lineales. | |
US20150080600A1 (en) | Process for preparing isocyanates | |
Heyn et al. | Synthesis of aromatic carbamates from CO2: implications for the polyurethane industry | |
EA201390136A1 (ru) | Способ получения ароматических соединений из метана | |
JP2013517312A5 (pl) | ||
RU2508287C2 (ru) | Химическая установка | |
WO2015011070A3 (de) | Verfahren zur herstellung von isocyanaten | |
CN103772240B (zh) | 一种制备二苯甲烷二异氰酸酯的方法 | |
MY157220A (en) | Cyclohexanol, method for producing cyclohexanol, and method for producing adipic acid | |
US20160075582A1 (en) | Process for working up waste water from nitrobenzene preparation | |
Naskar et al. | Novel Petasis boronic acid reactions with indoles: synthesis of indol-3-yl-aryl-acetic acids | |
KR101627039B1 (ko) | 로듐 촉매를 이용한 퓨로피란온 유도체의 원-팟 합성방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Decisions on the lapse of the protection rights |
Effective date: 20131210 |