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 gazowej

Info

Publication number: PL393214A1
Authority: PL; Poland
Prior art keywords: tdi; gas phase; reaction mixture; toluilenodiizocyanate; toluilenodiamine
Prior art date: 2010-12-10

Application number

PL393214A

Other languages

English (en)

Other versions

PL214499B1 (pl

Inventor

Jerzy Bałdyga

Marek Henczka

Stefan Szarlik

Janina Ilmurzyńska

Michał Dyczewski

Arkadiusz Sławatycki

Wojciech Chrupała

Jerzy Lachmajer

Lech Ruczyński

Lucjan Wójcik

Jacek Stuczyński

Original Assignee

Zakłady Chemiczne Zachem Spółka Akcyjna

Instytut Chemii Przemysłowej im. Prof. Ignacego Mościckiego

Politechnika Warszawska-Wydział Inżynierii Chemicznej I Procesowej

Priority date (The priority date 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 date listed.)

2010-12-10

Filing date

2010-12-10

Publication date

2012-06-18

2010-12-10 Application filed by Zakłady Chemiczne Zachem Spółka Akcyjna, Instytut Chemii Przemysłowej im. Prof. Ignacego Mościckiego, Politechnika Warszawska-Wydział Inżynierii Chemicznej I Procesowej filed Critical Zakłady Chemiczne Zachem Spółka Akcyjna

2010-12-10 Priority to PL393214A priority Critical patent/PL214499B1/pl

2011-12-09 Priority to EP20110460062 priority patent/EP2463273A1/en

2012-06-18 Publication of PL393214A1 publication Critical patent/PL393214A1/pl

2013-08-30 Publication of PL214499B1 publication Critical patent/PL214499B1/pl

Links

238000000034 method Methods 0.000 title abstract 5
239000012451 post-reaction mixture Substances 0.000 title abstract 2
DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 abstract 5
239000007795 chemical reaction product Substances 0.000 abstract 2
230000005494 condensation Effects 0.000 abstract 2
238000009833 condensation Methods 0.000 abstract 2
238000001816 cooling Methods 0.000 abstract 2
VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 abstract 1
239000007788 liquid Substances 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 1
238000005507 spraying 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
- C07C263/18—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)

PL393214A 2010-12-10 2010-12-10 Sposób wydzielania toluilenodiizocyjanianu z mieszaniny poreakcyjnej w procesie fosgenowania toluilenodiaminy w fazie gazowej PL214499B1 (pl)

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)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2014122180A1 (de)	2013-02-08	2014-08-14	Bayer Materialscience Ag	Verfahren zur abtrennung eines durch phosgenierung eines primären amins in der gasphase hergestellten isocyanats aus dem gasförmigen rohprodukt der phosgenierung
CN110914236B (zh)	2017-06-08	2023-01-31	科思创德国股份有限公司	制备异氰酸酯的方法
WO2018224529A1 (de)	2017-06-08	2018-12-13	Covestro Deutschland Ag	Verfahren zur herstellung von isocyanaten in der gasphase
CN115490829B (zh) *	2021-06-17	2025-04-01	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)

* Cited by examiner, † Cited by third party
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

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Legal Events

Date	Code	Title	Description
2015-07-31	LAPS	Decisions on the lapse of the protection rights	Effective date: 20131210