Results 11 to 20 of about 742,376 (273)
Studies in the stability of bonds between fibre-reactive dyes and cellulose [PDF]
A breakdown of the bond between dyes containing a 2,4-fluoro-5-chloropyrimidinyl reactive group and cellulose occurs when the dyeing is treated at room temperature in a detergent containing sodium perborate or an equivalent amount of hydrogen peroxide ...
Rocha Gomes, Jaime Isidoro Naylor
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Removal of colour from solutions of azo dyes using bacterial cells (Shewanella strain J18 143) [PDF]
Water pollution control is presently one of the major areas of scientific activity. While coloured organic compounds generally impart only a minor fraction of the organic load to wastewater, their colour renders them aesthetically unacceptable.
Li, Tie
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Influence of cationic modification of cotton on dyeing with reactive dyes [PDF]
Reactive dyes are the most popular dyes for dyeing cellulose fibers. The exhaustion method is the most common technical method of their application, when large amounts of neutral salts and alkali are added to the dyeing bath to fixing the dyes.
Ristić Nebojša +4 more
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At present, organic wastewater containing dyes has become one of the main threats to the environment, and wastewater pollution caused by dyes released from fabrics during home washing also accounts for a large proportion.
Xu Zhao +7 more
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The biosorption of three reactive azo dyes (red, black and orange II) found in textile effluents by inactive mycelium of Cunninghamella elegans has been investigated. It was found that after 120 hours of contact the adsorption led to 70%, 85%, 93% and 88%
Galba M. Campos-Takaki +6 more
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Fluorescent dyes can apply to prepare some high-visibility materials for safety garments. Reactive dyes have advantages, such as brilliant shades, suitable wet-fastness properties, and high daylight visibility.
Maral Pishgar +4 more
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Novel near-infrared absorbing dyes [PDF]
New near-infrared absorbing donor-acceptor chromophores have been investigated by varying the electron donating and accepting strength of the two halves of the molecule within wide limits. The dihydroperimidine, perimidine, Michler's ethylene and 1-decyl-
Corns, Stephen Nigel
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Adsorption and Desorption of Reactive Dyes onto Chitin and Chitosan Flakes and Beads
A study was undertaken to analyze the adsorption and desorption of four Reactive dyes, i.e. Reactive Yellow 84 (RY 84), Reactive Red 11 (RR 11), Reactive Black 5 (RB 5) and Reactive Black 8 (RB 8), onto chitin (sorbent 1) and chitosan in the form of ...
Urszula Filipkowska
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Determination of two reactive dyes concentration in dyed cotton fabric [PDF]
The purpose of this paper was to determine the unknown concentration of dichlortriazinyl reactive dyes, namely Reactive Yellow 22 and Reactive Blue 163, in dyed cotton fabric.
Miljković Milena +3 more
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In this study, the cytotoxic and genotoxic effects of Reactive Blue 19 and Reactive Black 5 were investigated using the Allium test and comet assay. These chemicals are fabric dyes used in textile industries in various parts of Turkey.
Şifa Türkoğlu
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