22515-32-8Relevant articles and documents
Tetrakisazo Compound, Coloring Matter for Recording, Ink Composition and Colored Article
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Page/Page column 25; 26, (2008/06/13)
The present invention relates to black coloring matter, and relates to a compound represented by the following formula (1): (wherein A and D independently represent an optionally substituted phenyl group or naphthyl group, respectively, and m and n represent 1 or 2, respectively), and the coloring matter for recording and an ink comprising the same. Said compound exhibits high solubility in a medium containing water as a main component, is stable even when an aqueous dye solution or an ink having a high concentration is prepared therefrom and is stored for a long period of time, has low color rendering property, exhibits colorless and neutral black, provides a printed image having high density and also provides a black recorded image being excellent in moisture fastness, light fastness and an ozone gas fastness, and further can be synthesized easily and can be produced at a low cost.
Gamma acid type reactive dye
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Page/Page column 3, (2010/02/15)
The invention relates to reactive dyes for ink-jet printing. A series of reactive monoazo dyes derived from γ acid were synthesized, the printing quality of the inks made from the dyes were evaluated and compared with those of the commercial inks. The mat
Triazinylaninlino-disazo dyes, methods of preparing them and their use for dyeing and printing fiber materials
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Page 14, (2008/06/13)
The present writing relates to a novel fiber-reactive dye of the formula wherein R11, D, R0, X and Z are as defined in the specification. The novel dye according to the present writing can be used in dyeing and printing fibre materials, especially, cellulosic fibre materials by a general fixing method, and a good adsorbing/fixing rate and an excellent fastness to light and wet treatment.