PL2540702T3 - Sposób pozyskiwania toluilenodiizocyjanianu z ciekłych pozostałości z wytwarzania toluilenodiizocyjanianu - Google Patents
Sposób pozyskiwania toluilenodiizocyjanianu z ciekłych pozostałości z wytwarzania toluilenodiizocyjanianuInfo
- Publication number
- PL2540702T3 PL2540702T3 PL12170827T PL12170827T PL2540702T3 PL 2540702 T3 PL2540702 T3 PL 2540702T3 PL 12170827 T PL12170827 T PL 12170827T PL 12170827 T PL12170827 T PL 12170827T PL 2540702 T3 PL2540702 T3 PL 2540702T3
- Authority
- PL
- Poland
- Prior art keywords
- toluene diisocyanate
- recovery
- production
- liquid residues
- residues
- Prior art date
Links
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 title 2
- 239000007788 liquid Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000011084 recovery Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/18—Separation; Purification; Stabilisation; Use of additives
- C07C263/20—Separation; Purification
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Drying Of Solid Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011051467A DE102011051467A1 (de) | 2011-06-30 | 2011-06-30 | Verfahren zur Gewinnung von Toluylendiisocyanat aus flüssigen Rückständen der Toluylendiisocyanatherstellung |
| EP12170827.5A EP2540702B1 (de) | 2011-06-30 | 2012-06-05 | Verfahren zur Gewinnung von Toluylendiisocyanat aus flüssigen Rückständen der Toluylendiisocyanatherstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2540702T3 true PL2540702T3 (pl) | 2017-05-31 |
Family
ID=46208349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL12170827T PL2540702T3 (pl) | 2011-06-30 | 2012-06-05 | Sposób pozyskiwania toluilenodiizocyjanianu z ciekłych pozostałości z wytwarzania toluilenodiizocyjanianu |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2540702B1 (pl) |
| DE (1) | DE102011051467A1 (pl) |
| HU (1) | HUE030875T2 (pl) |
| PL (1) | PL2540702T3 (pl) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220187018A1 (en) | 2019-04-02 | 2022-06-16 | Covestro Intellectual Property Gmbh & Co. Kg | Drying apparatus and use thereof and process for producing an isocyanate using the drying apparatus |
| WO2020260387A1 (de) | 2019-06-27 | 2020-12-30 | Covestro Deutschland Ag | Verfahren zur wiedergewinnung von rohstoffen aus polyurethanprodukten |
| CN111186835B (zh) * | 2020-01-13 | 2021-11-30 | 北京诺芯环境科技有限公司 | 甲苯二异氰酸酯釜残的应用及其制备石墨的方法、石墨及其应用 |
| EP3960728A1 (de) | 2020-08-24 | 2022-03-02 | Covestro Deutschland AG | Verfahren zur isocyanat-herstellung mit rezyklierender, thermisch oxidativer verwertung |
| WO2025036896A1 (de) | 2023-08-15 | 2025-02-20 | Covestro Deutschland Ag | Verfahren zur bereitstellung eines zur verbrennung geeigneten granulats, zur verbrennung geeignetes granulat und verwendung desselben als brennstoff |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1014538B (de) | 1953-10-21 | 1957-08-29 | Monsanto Chemicals | Verfahren zur Herstellung von organischen Diisocyanaten |
| US2889257A (en) | 1956-05-17 | 1959-06-02 | Du Pont | Distillation of tar residues |
| DE1133721B (de) | 1959-06-12 | 1962-07-26 | Ici Ltd | Verfahren zur Entfernung von Verunreinigungen aus rohen bei der Herstellung von organischen Isocyanaten durch Phosgenierung primaerer Amine in Gegenwart von inerten Loesungs-mitteln erhaltenen Reaktionsloesungen |
| GB988966A (en) | 1962-04-02 | 1965-04-14 | Olin Mathieson | Purification of organic isocyanates |
| NL291785A (pl) | 1962-09-12 | |||
| US3457291A (en) | 1965-04-01 | 1969-07-22 | Union Carbide Corp | Production of isocyanates |
| US3729386A (en) | 1971-01-04 | 1973-04-24 | Du Pont | Organic isocyanate recovery process by distillation with a tar-thinning agent and a stripping agent |
| DE2452805A1 (de) | 1974-11-07 | 1976-05-20 | Basf Ag | Verfahren zur abtrennung von rueckstaenden der toluylendiisocyanatherstellung |
| DE2915830A1 (de) | 1979-04-19 | 1980-10-23 | Basf Ag | Gewinnung von toluylendiisocyanat und/oder hoehersiedenden loesungsmitteln im wirbelbett aus destillationsrueckstaenden der toluylendiisocanat-herstellung |
| DE4317669A1 (de) | 1993-05-27 | 1994-12-01 | Bayer Ag | Verfahren zur Herstellung von Isocyanaten und kontinuierlichen Aufarbeitung des Rückstandes |
| DE4430951C1 (de) | 1994-08-31 | 1996-05-23 | Bayer Ag | Verfahren und Vorrichtung zur Abtrennung eines festen Rückstandes aus seiner Lösung im gerührten Gutbett |
-
2011
- 2011-06-30 DE DE102011051467A patent/DE102011051467A1/de not_active Withdrawn
-
2012
- 2012-06-05 HU HUE12170827A patent/HUE030875T2/en unknown
- 2012-06-05 PL PL12170827T patent/PL2540702T3/pl unknown
- 2012-06-05 EP EP12170827.5A patent/EP2540702B1/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| HUE030875T2 (en) | 2017-06-28 |
| EP2540702A3 (de) | 2015-12-16 |
| EP2540702B1 (de) | 2016-12-28 |
| EP2540702A2 (de) | 2013-01-02 |
| DE102011051467A1 (de) | 2013-01-03 |
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