pH SENSITIVE DYES FOR TEXTILE MATERIALS, A PROCESS FOR THEIR PREPARATION AND USES THEREOF

The present invention relates to novel 3-oxindole derivatives, to a process for their preparation and to the use of said derivatives as dyes for manufacturing pH sensitive textiles and as indicators in titration methods. The invention also relates to a method to manufacture pH sensitive textiles and...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KAZANC, Semih, BAYAR, Olcay, ÖKTEM, Gözde, AKMAN, Özden, KAPLAN, Gökhan, IYIDOGAN, Deniz
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to novel 3-oxindole derivatives, to a process for their preparation and to the use of said derivatives as dyes for manufacturing pH sensitive textiles and as indicators in titration methods. The invention also relates to a method to manufacture pH sensitive textiles and to textiles so obtained.