Quinophthalone compounds, processes for producing them, and...

Details Quinophthalone compounds, processes for producing them, and... Quinophthalone compounds, processes for producing them, and...

C - Chemistry, Metallurgy

09

B

8/1, 260/277.1,

C09B 25/00 (2006.01) D06P 1/00 (2006.01) D21H 21/28 (2006.01)

Patent

CA 1244422

Quinophthalone compounds processes for producing them, and their use for dyeing and printing textile materials, paper and leather, and for the preparation of inks. Abstract There are described novel cationic quinophthalone compounds of the formula I Image I wherein the symbols have the meanings defined in Claim 1, and also processes for producing them. These novel quinophthalone compounds can be used in particular as dyes for dyeing and printing paper, greenish yellow dyeings having good fastness to water and to light being obtained.

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