BE796382A - Aromatic isocyanates - obtd. from aromatic nitro cpd and CO in presence of P CONTG. CATALYST - Google Patents
Aromatic isocyanates - obtd. from aromatic nitro cpd and CO in presence of P CONTG. CATALYSTInfo
- Publication number
- BE796382A BE796382A BE128461A BE128461A BE796382A BE 796382 A BE796382 A BE 796382A BE 128461 A BE128461 A BE 128461A BE 128461 A BE128461 A BE 128461A BE 796382 A BE796382 A BE 796382A
- Authority
- BE
- Belgium
- Prior art keywords
- aromatic
- cpd
- catalyst
- contg
- isocyanates
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 3
- 239000012948 isocyanate Substances 0.000 title abstract 3
- -1 Aromatic isocyanates Chemical class 0.000 title abstract 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 abstract 3
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 2
- 150000002513 isocyanates Chemical class 0.000 abstract 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- FOWXIRIJHSFCRC-UHFFFAOYSA-N 1,5-dimethyl-2,4-dinitrobenzene Chemical class CC1=CC(C)=C([N+]([O-])=O)C=C1[N+]([O-])=O FOWXIRIJHSFCRC-UHFFFAOYSA-N 0.000 abstract 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
- ZPTVNYMJQHSSEA-UHFFFAOYSA-N 4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1 ZPTVNYMJQHSSEA-UHFFFAOYSA-N 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 1
- 229920005830 Polyurethane Foam Polymers 0.000 abstract 1
- 235000010338 boric acid Nutrition 0.000 abstract 1
- 125000005619 boric acid group Chemical class 0.000 abstract 1
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 150000005182 dinitrobenzenes Chemical class 0.000 abstract 1
- VMMLSJNPNVTYMN-UHFFFAOYSA-N dinitromethylbenzene Chemical class [O-][N+](=O)C([N+]([O-])=O)C1=CC=CC=C1 VMMLSJNPNVTYMN-UHFFFAOYSA-N 0.000 abstract 1
- 239000000806 elastomer Substances 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 125000000623 heterocyclic group Chemical group 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
- 235000006408 oxalic acid Nutrition 0.000 abstract 1
- 229920003225 polyurethane elastomer Polymers 0.000 abstract 1
- 239000011496 polyurethane foam Substances 0.000 abstract 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/14—Preparation of derivatives of isocyanic acid by catalytic reaction of nitro compounds with carbon monoxide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2369972A JPS5025468B2 (enrdf_load_stackoverflow) | 1972-03-07 | 1972-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE796382A true BE796382A (en) | 1973-09-07 |
Family
ID=12117632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE128461A BE796382A (en) | 1972-03-07 | 1973-03-07 | Aromatic isocyanates - obtd. from aromatic nitro cpd and CO in presence of P CONTG. CATALYST |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5025468B2 (enrdf_load_stackoverflow) |
| BE (1) | BE796382A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56149470U (enrdf_load_stackoverflow) * | 1981-03-23 | 1981-11-10 | ||
| JP2019050316A (ja) | 2017-09-11 | 2019-03-28 | 東芝メモリ株式会社 | Ｓｅｍ検査装置およびパターンマッチング方法 |
-
1972
- 1972-03-07 JP JP2369972A patent/JPS5025468B2/ja not_active Expired
-
1973
- 1973-03-07 BE BE128461A patent/BE796382A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5025468B2 (enrdf_load_stackoverflow) | 1975-08-23 |
| JPS4891036A (enrdf_load_stackoverflow) | 1973-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES453465A1 (es) | Procedimiento para la obtencion de productos libres de cata-lizadores estables al almacenamiento. | |
| ES456177A1 (es) | Procedimiento para la obtencion de materiales espumados en poliisocianurato termoconformables. | |
| ES431865A1 (es) | Procedimiento para la obtencion de materiales espumados a base poliisocianatos. | |
| GB1112995A (en) | A method of decomposing urethane polymer | |
| GB1530225A (en) | Process for the production of polyurethane foams | |
| ES444780A1 (es) | Procedimiento para preparar composiciones de mono- yno po- liisocianatos. | |
| GB1437701A (en) | Process for the production of urethane elastomers | |
| ES456903A1 (es) | Procedimiento para la preparacion de espumas poliuretanicas flexibles con blandura extremadamente elevada. | |
| GB1472243A (en) | Process for producing an aromatic urethane | |
| GB1127988A (en) | Process for the preparation of urethanes | |
| BE796382A (en) | Aromatic isocyanates - obtd. from aromatic nitro cpd and CO in presence of P CONTG. CATALYST | |
| ATE241665T1 (de) | Vormischungen für die herstellung von polyurethanschaumstoffen | |
| GB1025436A (en) | New process for preparing isocyanates | |
| US4491670A (en) | Catalytic process for the direct carbonylation of organic nitro compounds | |
| US4236016A (en) | Process for the preparation of urethanes | |
| ES441593A1 (es) | Un procedimiento para preparar un poliuretano celular rigi- do. | |
| FR2192096A1 (en) | Aromatic isocyanates prepn - from nitro, nitroso, azo or azoxy cpds with carbon monoxide, using cobalt carbonyl catalysts | |
| ES363948A1 (es) | Un procedimiento para la preparacion de una espuma flexiblede poliuretano. | |
| GB1189556A (en) | Improvements in and relating to the Preparation of Aromatic Isocyanates | |
| US4603216A (en) | Process for the preparation of urethanes | |
| GB1272072A (en) | Improvements in or relating to segmented polyurethanes | |
| GB908949A (en) | Improvements in or relating to the manufacture of polymers | |
| ATE84553T1 (de) | Verfahren zur herstellung harter polyurethanschaeume. | |
| ES470307A1 (es) | Un procedimiento para preparar una espuma de poliuretano | |
| IL42901A (en) | Production of urethanes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: SUMITOMO CHEMICAL CY LTD Effective date: 19860331 |