ES407916A1 - Un procedimiento para la produccion de isocianatos organi- cos. - Google Patents
Un procedimiento para la produccion de isocianatos organi- cos.Info
- Publication number
- ES407916A1 ES407916A1 ES407916A ES407916A ES407916A1 ES 407916 A1 ES407916 A1 ES 407916A1 ES 407916 A ES407916 A ES 407916A ES 407916 A ES407916 A ES 407916A ES 407916 A1 ES407916 A1 ES 407916A1
- Authority
- ES
- Spain
- Prior art keywords
- organic
- excess
- isocyanate
- phosgene
- starting
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 239000012948 isocyanate Substances 0.000 title abstract 6
- 150000002513 isocyanates Chemical class 0.000 title abstract 6
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 abstract 3
- 150000001412 amines Chemical class 0.000 abstract 3
- CKDWPUIZGOQOOM-UHFFFAOYSA-N Carbamyl chloride Chemical compound NC(Cl)=O CKDWPUIZGOQOOM-UHFFFAOYSA-N 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000007791 liquid phase Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—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 |
|---|---|---|---|
| GB4945871 | 1971-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES407916A1 true ES407916A1 (es) | 1975-11-01 |
Family
ID=10452409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES407916A Expired ES407916A1 (es) | 1971-10-25 | 1972-10-24 | Un procedimiento para la produccion de isocianatos organi- cos. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4849721A (enExample) |
| BE (1) | BE790461A (enExample) |
| DE (1) | DE2252068A1 (enExample) |
| ES (1) | ES407916A1 (enExample) |
| FR (1) | FR2158909A5 (enExample) |
| GB (1) | GB1341311A (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3121036A1 (de) | 1981-05-27 | 1982-12-16 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlicehn herstellung von organischen mono- oder polyisocyanaten |
| WO1996016028A1 (de) * | 1994-11-17 | 1996-05-30 | Bayer Aktiengesellschaft | Verfahren zur herstellung von isocyanaten |
| DE19817691A1 (de) | 1998-04-21 | 1999-10-28 | Basf Ag | Verfahren zur Herstellung von Mischungen aus Diphenylmehandiisocyanaten und Polyphenylen-polymethylen-polyisocyanaten mit vermindertem Gehalt an chlorierten Nebenprodukten und verminderter Jodfarbzahl |
| DE10129233A1 (de) | 2001-06-19 | 2003-01-02 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
| DE10260082A1 (de) | 2002-12-19 | 2004-07-01 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Isocyanaten |
| 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 |
| 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 |
| WO2017001320A1 (de) | 2015-06-29 | 2017-01-05 | Covestro Deutschland Ag | Verfahren zur bereitstellung von chlorwasserstoff für chemische umsetzungen |
| EP3313565B1 (de) | 2015-06-29 | 2019-08-14 | Covestro Deutschland AG | Verfahren zur herstellung von polyisocyanaten |
| CN114957047A (zh) * | 2022-06-07 | 2022-08-30 | 江苏常隆农化有限公司 | 一种静态混合器连续合成异丙隆方法及其产线 |
| EP4570784A1 (de) * | 2023-12-14 | 2025-06-18 | Covestro Deutschland AG | Verfahren und vorrichtung zur herstellung von isocyanaten |
-
0
- BE BE790461D patent/BE790461A/xx not_active IP Right Cessation
-
1972
- 1972-10-23 FR FR7237432A patent/FR2158909A5/fr not_active Expired
- 1972-10-24 ES ES407916A patent/ES407916A1/es not_active Expired
- 1972-10-24 DE DE19722252068 patent/DE2252068A1/de active Pending
- 1972-10-25 JP JP10703272A patent/JPS4849721A/ja active Pending
- 1972-10-25 GB GB1341311D patent/GB1341311A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2252068A1 (de) | 1973-05-10 |
| FR2158909A5 (enExample) | 1973-06-15 |
| GB1341311A (en) | 1973-12-19 |
| JPS4849721A (enExample) | 1973-07-13 |
| BE790461A (fr) | 1973-02-15 |
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