BE651142A - - Google Patents
Info
- Publication number
- BE651142A BE651142A BE651142A BE651142A BE651142A BE 651142 A BE651142 A BE 651142A BE 651142 A BE651142 A BE 651142A BE 651142 A BE651142 A BE 651142A BE 651142 A BE651142 A BE 651142A
- Authority
- BE
- Belgium
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 |
|---|---|---|---|
| US298314A US3287387A (en) | 1963-07-29 | 1963-07-29 | Process for the production of aromatic isocyanates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE651142A true BE651142A (https=) | 1965-01-29 |
Family
ID=23149969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE651142A BE651142A (https=) | 1963-07-29 | 1964-07-29 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3287387A (https=) |
| BE (1) | BE651142A (https=) |
| GB (1) | GB1023000A (https=) |
| NL (1) | NL6408528A (https=) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1469105A (fr) * | 1965-12-27 | 1967-02-10 | Toulousaine De Prod Chim Toloc | Procédé de fabrication d'esters isocyaniques |
| DE2452805A1 (de) * | 1974-11-07 | 1976-05-20 | Basf Ag | Verfahren zur abtrennung von rueckstaenden der toluylendiisocyanatherstellung |
| DE3736988C1 (de) * | 1987-10-31 | 1989-03-23 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von organischen Mono- und Polyisocyanaten |
| US5925783A (en) * | 1994-11-17 | 1999-07-20 | Bayer Aktiengesellschaft | Process for the preparation of isocyanates |
| EP1371633A1 (en) * | 2002-06-14 | 2003-12-17 | Bayer Ag | Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column |
| ES2271171T3 (es) * | 2002-10-22 | 2007-04-16 | Bayer Materialscience Ag | Procedimiento para la purificacion de toluendiisocianato que incorpora una columna de destilacion de pared divisoria para la purificacion final. |
| EP1928928B1 (en) | 2005-09-22 | 2018-02-21 | Huntsman International Llc | Method for the production of polyisocyanates |
| US7547801B2 (en) * | 2006-06-26 | 2009-06-16 | Bayer Materialscience Llc | Process for the continuous preparation of isocyanates |
| HUP0700771A2 (en) * | 2007-11-30 | 2010-08-30 | Borsodchem Nyrt | Mixing device for mixing two liquids and process for the continuous preparation of organic mono-, di- or polysocianates |
| WO2013029918A1 (de) | 2011-09-02 | 2013-03-07 | Basf Se | Verfahren zur herstellung von isocyanaten |
| JP6743069B2 (ja) | 2015-06-29 | 2020-08-19 | コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ | ポリイソシアネート製造方法 |
| WO2025219539A1 (en) * | 2024-04-19 | 2025-10-23 | Basf Se | Process for recovering toluene diamine from a toluene diisocyanate comprising material |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2822373A (en) * | 1958-02-04 | Amine | ||
| US2680127A (en) * | 1952-01-02 | 1954-06-01 | Monsanto Chemicals | Method of making organic isocyanates |
| US2847440A (en) * | 1956-07-09 | 1958-08-12 | Gen Aniline & Film Corp | Process for the preparation of isocyanates |
-
1963
- 1963-07-29 US US298314A patent/US3287387A/en not_active Expired - Lifetime
-
1964
- 1964-06-12 GB GB24558/64A patent/GB1023000A/en not_active Expired
- 1964-07-24 NL NL6408528A patent/NL6408528A/xx unknown
- 1964-07-29 BE BE651142A patent/BE651142A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1468445B2 (https=) | 1974-07-04 |
| US3287387A (en) | 1966-11-22 |
| DE1468445A1 (de) | 1969-02-27 |
| NL6408528A (https=) | 1965-02-01 |
| GB1023000A (en) | 1966-03-16 |