Dyes are named either by their commercial trade name or by their Colour Index (C. I.) name. In the Colour Index [5] these are cross-referenced. The commercial names of dyes are usually made up of three parts. The first is a trademark used by the particular manufacturer to designate both the manufacturer and the class […]
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Classification of Dyes by Use or Application Method
17 августа, 2015 
Pokraskin The classification of dyes according to their usage is summarised in Table 1.1, which is arranged according to the C. I. application classification. It shows the principal substrates, the methods of application, and the representative chemical types for each application class. Although not shown in Table 1.1, dyes are also used in high-tech applications, such […]
Classification Systems for Dyes
16 августа, 2015 Pokraskin Dyes may be classified according to chemical structure or by their usage or application method. The former approach is adopted by practicing dye chemists, who use terms such as azo dyes, anthraquinone dyes, and phthalocyanine dyes. The latter approach is used predominantly by the dye user, the dye technologist, who speaks of reactive dyes for […]
Introduction
16 августа, 2015 Pokraskin The first synthetic dye, Mauveine, was discovered by Perkin in 1856. Hence the dyestuffs industry can rightly be described as mature. However, it remains a vibrant, challenging industry requiring a continuous stream of new products because of the quickly changing world in which we live. The early dyes industry saw the discovery of the principal […]
Industrial Dyes
16 августа, 2015 Pokraskin A great deal of single papers on color chemistry have been published over the years. Their subjects are preferably theoretical or physico-chemical considerations of dye chemistry. On the other hand, the knowledge of dye chemistry from a technical point of view is almost entirely concentrated in the chemical industry. Apart from lectures given at the […]
