Most of the acid dyes are the salts of sulphuric acid, but there are a few containing carboxylic groups, which are water soluble. Acid dyes can be easily applied on wool, silk and polyamide fibers. This dyes are highly water soluble, and its light fastness is better than basic dyes. Acid dyes are anionic in nature. The acid dyestuffs are so called because, this dyes are applied in a both
Properties / Characteristics of Acid Dyes
Most of the acid dyes are the salts of sulphuric acid, but there are a few containing carboxylic groups, which are water soluble. Acid dyes can be easily applied on wool, silk and polyamide fibers. This dyes are highly water soluble, and its light fastness is better than basic dyes. Acid dyes are anionic in nature. The acid dyestuffs are so called because, this dyes are applied in a both
