ES2103679B1 - PROCESS AND INSTALLATION FOR THE OBTAINING OF HIGH PURITY CYANURIC ACID. - Google Patents
PROCESS AND INSTALLATION FOR THE OBTAINING OF HIGH PURITY CYANURIC ACID.Info
- Publication number
- ES2103679B1 ES2103679B1 ES9500474A ES9500474A ES2103679B1 ES 2103679 B1 ES2103679 B1 ES 2103679B1 ES 9500474 A ES9500474 A ES 9500474A ES 9500474 A ES9500474 A ES 9500474A ES 2103679 B1 ES2103679 B1 ES 2103679B1
- Authority
- ES
- Spain
- Prior art keywords
- cyanuric acid
- obtaining
- installation
- high purity
- reactor
- 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 - Fee Related
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
LA INVENCION COMPRENDE UN PROCESO PARA LA OBTENCION DE ACIDO CIANURICO DE ELEVADA PUREZA, OBTENIDO POR DESCOMPOSICION TERMICA DE UREA, QUE CONSISTE EN ALIMENTAR UNA MEZCLA DE UREA Y DE ACIDO CIANURICO EN UN REACTOR MANTENIDO ENTRE 230 Y 245C Y A UNA PRESION ENTRE 950 Y 1.000 MILIBARES, CON UNA SALIDA DE GASES Y CONDENSADOR A 135-150C Y UN FILTRO, DE MODO QUE LOS CONDENSADOS SON RECICLADOS AL REACTOR. LA INVENCION COMPRENDE ASIMISMO UNA INSTALACION QUE COMPRENDE UN REACTOR PROVISTO DE SALIDA DE GASES Y MEDIOS DE VACIO, QUE ESTA PRECEDIDO DE UNA MEZCLADORA HORIZONTAL PROVISTA DE MEDIOS DE AGITACION.THE INVENTION COMPRISES A PROCESS FOR THE OBTAINING OF HIGH PURITY CYANURIC ACID, OBTAINED BY THERMAL DECOMPOSITION OF UREA, WHICH CONSISTS OF FEEDING A MIXTURE OF UREA AND OF CYANURIC ACID IN A MAINTAINED REACTOR BETWEEN 230 AND 245C AND 950C. , WITH A GAS OUTLET AND CONDENSER AT 135-150C AND A FILTER, SO THAT THE CONDENSATES ARE RECYCLED TO THE REACTOR. THE INVENTION ALSO INCLUDES AN INSTALLATION COMPRISING A REACTOR PROVIDED WITH GASES AND VACUUM MEANS, WHICH IS PREPARED BY A HORIZONTAL MIXER PROVIDED WITH MEANS OF AGITATION.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9500474A ES2103679B1 (en) | 1995-03-10 | 1995-03-10 | PROCESS AND INSTALLATION FOR THE OBTAINING OF HIGH PURITY CYANURIC ACID. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9500474A ES2103679B1 (en) | 1995-03-10 | 1995-03-10 | PROCESS AND INSTALLATION FOR THE OBTAINING OF HIGH PURITY CYANURIC ACID. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2103679A1 ES2103679A1 (en) | 1997-09-16 |
ES2103679B1 true ES2103679B1 (en) | 1998-07-01 |
Family
ID=8289728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9500474A Expired - Fee Related ES2103679B1 (en) | 1995-03-10 | 1995-03-10 | PROCESS AND INSTALLATION FOR THE OBTAINING OF HIGH PURITY CYANURIC ACID. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2103679B1 (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2523968B1 (en) * | 1982-03-24 | 1985-07-26 | Charbonnages Ste Chimique | IMPROVEMENT IN THE MANUFACTURING PROCESS OF CYANURIC ACID BY HEATING THE UREA TO A TEMPERATURE HIGHER THAN ITS MELTING TEMPERATURE |
US4474957A (en) * | 1982-11-12 | 1984-10-02 | Shikoku Chemicals Corporation | Process for producing cyanuric acid from urea |
DE3404873A1 (en) * | 1984-02-11 | 1985-08-14 | Hoechst Ag, 6230 Frankfurt | METHOD FOR PRODUCING CYANURIC ACID |
-
1995
- 1995-03-10 ES ES9500474A patent/ES2103679B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2103679A1 (en) | 1997-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20101018 |