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Variapat AG
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Variapat AG
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Publication date
Application filed by Variapat AGfiledCriticalVariapat AG
Publication of ES201269A2publicationCriticalpatent/ES201269A2/es
Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General
(AREA)
Phenolic Resins Or Amino Resins
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Modificaciones en el procedimiento para la preparación de productos de condensación objeto de la patente principal caracterizadas por hacer reaccionar ácidos aminosulfónicos halogenados de la serie benzólica con derivados reactivos de la serie aminobenzólica de los ácidos carbónico o tiocarbónico con la condición de que los productos finales de condensación han de contener por lo menos un grupo trifluorometilo y sólo un grupo sulfónico.
ES0201269A1950-12-261951-12-22PROCEDIMIENTO PARA LA PREPARACIoN DE PRODUCTOS DE CONDENSACIoN
ExpiredES201269A2
(es)