ES227601A1 - Procedure for increasing the affinity of polymers containing nitrile groups with respect to dyes, especially for acid colorants. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for increasing the affinity of polymers containing nitrile groups with respect to dyes, especially for acid colorants. (Machine-translation by Google Translate, not legally binding)
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Gevaert Photo Producten NV
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Gevaert Photo Producten NV
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Priority claimed from GB9305/55Aexternal-prioritypatent/GB833204A/en
Application filed by Gevaert Photo Producten NVfiledCriticalGevaert Photo Producten NV
Publication of ES227601A1publicationCriticalpatent/ES227601A1/en
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications
(AREA)
Abstract
Process for increasing the affinity of polymers containing nitrile groups with respect to dyes, especially for acid dyes, characterized in that at least a part of the nitrile groups of these polymers are reacted with hydroxylamine. (Machine-translation by Google Translate, not legally binding)
ES0227601A1955-03-301956-03-28Procedure for increasing the affinity of polymers containing nitrile groups with respect to dyes, especially for acid colorants. (Machine-translation by Google Translate, not legally binding)
ExpiredES227601A1
(en)
Procedure for increasing the affinity of polymers containing nitrile groups with respect to dyes, especially for acid colorants. (Machine-translation by Google Translate, not legally binding)
Procedure for increasing the affinity of polymers containing nitrile groups with respect to dyes, especially for acid colorants. (Machine-translation by Google Translate, not legally binding)