ES2003696A6 - Un procedimiento para prepara isocianato de metilo - Google Patents
Un procedimiento para prepara isocianato de metiloInfo
- Publication number
- ES2003696A6 ES2003696A6 ES8700782A ES8700782A ES2003696A6 ES 2003696 A6 ES2003696 A6 ES 2003696A6 ES 8700782 A ES8700782 A ES 8700782A ES 8700782 A ES8700782 A ES 8700782A ES 2003696 A6 ES2003696 A6 ES 2003696A6
- Authority
- ES
- Spain
- Prior art keywords
- methyl
- procedure
- methyl isocyanate
- preparing methyl
- carbamate
- 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
- 238000000034 method Methods 0.000 title abstract 2
- HAMGRBXTJNITHG-UHFFFAOYSA-N methyl isocyanate Chemical compound CN=C=O HAMGRBXTJNITHG-UHFFFAOYSA-N 0.000 title abstract 2
- WCYWZMWISLQXQU-UHFFFAOYSA-N methyl Chemical class [CH3] WCYWZMWISLQXQU-UHFFFAOYSA-N 0.000 abstract 2
- GTCAXTIRRLKXRU-UHFFFAOYSA-N methyl carbamate Chemical compound COC(N)=O GTCAXTIRRLKXRU-UHFFFAOYSA-N 0.000 abstract 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000002131 composite material Substances 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000575 pesticide Substances 0.000 abstract 1
- BSCCSDNZEIHXOK-UHFFFAOYSA-N phenyl carbamate Chemical compound NC(=O)OC1=CC=CC=C1 BSCCSDNZEIHXOK-UHFFFAOYSA-N 0.000 abstract 1
- 238000004326 stimulated echo acquisition mode for imaging 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
- C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid
- C07C265/02—Derivatives of isocyanic acid having isocyanate groups bound to acyclic carbon atoms
- C07C265/04—Derivatives of isocyanic acid having isocyanate groups bound to acyclic carbon atoms of a saturated carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
UN PROCEDIMIENTO PARA PREPARAR ISOCIANATO DE METILO, QUE COMPRENDE CALENTAR N©METILCARBAMATO DE FENILO EN UNA ZONA DE DESCOMPOSICION PARA PRODUCIR UNA CORRIENTE DE VAPOR QUE CONTIENE FENOL E ISOCIANATO DE METILO, Y A CONTINUACION SEPARAR RAPIDAMENTE EL ISOCIANATO DE METILO DEL FENOL PARA INHIBIR AL FORMACION DEL COMPUESTO DE PARTIDA N©METIL©CARBAMATO DE FENILO. EL PRODUCTO OBTENIDO ES UTIL PARA LA FABRICACION DE PESTICIDAS.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84222686A | 1986-03-21 | 1986-03-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2003696A6 true ES2003696A6 (es) | 1988-11-01 |
Family
ID=25286816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES8700782A Expired ES2003696A6 (es) | 1986-03-21 | 1987-03-20 | Un procedimiento para prepara isocianato de metilo |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0275263A1 (es) |
| JP (1) | JPS63503063A (es) |
| KR (1) | KR880701225A (es) |
| CN (1) | CN87102215A (es) |
| AU (1) | AU7234587A (es) |
| BR (1) | BR8707253A (es) |
| ES (1) | ES2003696A6 (es) |
| FI (1) | FI875152L (es) |
| GR (1) | GR870442B (es) |
| HU (1) | HUT47532A (es) |
| IL (1) | IL81939A0 (es) |
| WO (1) | WO1987005600A1 (es) |
| ZA (1) | ZA872075B (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG115512A1 (en) | 2001-12-28 | 2005-10-28 | Mitsui Takeda Chemicals Inc | Method for producing carbamates and method for producing isocyanates |
| US8084553B2 (en) | 2008-01-10 | 2011-12-27 | Trillion Science, Inc. | Curable adhesive compositions, process, and applications |
| US8067484B2 (en) | 2010-03-12 | 2011-11-29 | Trillion Science, Inc. | Latent hardener with improved barrier properties and compatibility |
| CN102260193B (zh) * | 2010-05-26 | 2013-11-06 | 中国科学院过程工程研究所 | 一种利用分子蒸馏技术以氨基甲酸酯热分解制备异氰酸酯的方法及其反应装置 |
| EP2641896B1 (en) * | 2012-01-25 | 2020-10-14 | Asahi Kasei Kabushiki Kaisha | Separation method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4123450A (en) * | 1977-09-22 | 1978-10-31 | Fmc Corporation | Process for preparing alkyl isocyanates |
| DE2756928A1 (de) * | 1977-12-21 | 1979-07-05 | Bayer Ag | Verfahren zur kontinuierlichen herstellung von monoisocyanaten |
| IT1164223B (it) * | 1983-05-13 | 1987-04-08 | Anic Spa | Procedimento perfezionato per la produzione di isocianati alchilici |
-
1987
- 1987-03-18 GR GR870442A patent/GR870442B/el unknown
- 1987-03-18 IL IL81939A patent/IL81939A0/xx unknown
- 1987-03-20 ES ES8700782A patent/ES2003696A6/es not_active Expired
- 1987-03-20 FI FI875152A patent/FI875152L/fi not_active Application Discontinuation
- 1987-03-20 KR KR1019870701069A patent/KR880701225A/ko not_active Withdrawn
- 1987-03-20 WO PCT/US1987/000537 patent/WO1987005600A1/en not_active Ceased
- 1987-03-20 AU AU72345/87A patent/AU7234587A/en not_active Abandoned
- 1987-03-20 ZA ZA872075A patent/ZA872075B/xx unknown
- 1987-03-20 EP EP87902898A patent/EP0275263A1/en not_active Withdrawn
- 1987-03-20 BR BR8707253A patent/BR8707253A/pt unknown
- 1987-03-20 CN CN198787102215A patent/CN87102215A/zh active Pending
- 1987-03-20 HU HU872424A patent/HUT47532A/hu unknown
- 1987-03-20 JP JP62502269A patent/JPS63503063A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA872075B (en) | 1987-09-14 |
| GR870442B (en) | 1987-07-20 |
| EP0275263A1 (en) | 1988-07-27 |
| WO1987005600A1 (en) | 1987-09-24 |
| JPS63503063A (ja) | 1988-11-10 |
| BR8707253A (pt) | 1988-04-19 |
| CN87102215A (zh) | 1987-09-30 |
| HUT47532A (en) | 1989-03-28 |
| KR880701225A (ko) | 1988-07-26 |
| FI875152A7 (fi) | 1987-11-20 |
| FI875152A0 (fi) | 1987-11-20 |
| AU7234587A (en) | 1987-10-09 |
| FI875152L (fi) | 1987-11-20 |
| IL81939A0 (en) | 1987-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SA6 | Expiration date (snapshot 920101) |
Free format text: 2007-03-20 |
|
| FD1A | Patent lapsed |
Effective date: 19990201 |