Dyeing cotton with reactive dyes: a comparison between conventional water-based and solvent-assisted PEG-based reverse micellar dyeing systems
Sign Up to like & getrecommendations! Published in 2018 at "Cellulose"
DOI: 10.1007/s10570-018-2150-3
Abstract: Use of reactive dyes of red, blue and yellow colours for exhaustion dyeing of cotton conventional water-based dyeing method and PEG-based solvent-assisted reverse micelle dyeing method was investigated. Calibration curves of both dyeing approaches were… read more here.
Keywords: conventional water; water based; peg based; reactive dyes ... See more keywords
Enhanced photodegradation of reactive dyes in textile effluent with CoFe2O4/g-CN heterostructure–mediated peroxymonosulphate activation
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-022-18944-2
Abstract: Graphitic carbon nitride (g-C3N4) was employed as a sacrificial substructure and two-dimensional support to develop magnetic cobalt ferrite-carbon nitride (CoFe2O4/g-CN) composite via a one-step solid combustion method. The catalyst activated peroxymonosulphate (PMS), through the interconversion… read more here.
Keywords: textile effluent; cofe2o4; activation; photodegradation reactive ... See more keywords
Comparative Studies on Dyeability with Direct, Acid and Reactive Dyes after Chemical Modification of Jute with Mixed Amino Acids Obtained from Extract of Waste Soya Bean Seeds
Sign Up to like & getrecommendations! Published in 2017 at "Journal of The Institution of Engineers (India): Series E"
DOI: 10.1007/s40034-017-0098-8
Abstract: Jute fabric was treated with mixed natural amino acids obtained from waste soya bean seed extract for chemical modification of jute for its cataionization and to enhance its dyeability with anionic dyes (like direct, reactive… read more here.
Keywords: direct acid; reactive dyes; amino acids; jute ... See more keywords
A critical review on recent advancements of the removal of reactive dyes from dyehouse effluent by ion-exchange adsorbents.
Sign Up to like & getrecommendations! Published in 2018 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2018.06.043
Abstract: The effluent discharged by the textile dyehouses has a seriously detrimental effect on the aquatic environment. Some dyestuffs produce toxic decomposition products and the metal complex dyes release toxic heavy metals to watercourses. Of the… read more here.
Keywords: ion exchange; textile; ion; dyehouse effluent ... See more keywords
Adsorption study of reactive dyes onto porous clay heterostructures
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DOI: 10.1016/j.clay.2016.09.001
Abstract: Abstract The present research evaluates the adsorption of reactive dyes, Remazol Violet 5R (RV5R) and Acid Blue 25 (AB25), using Porous Clay Heterostructures (PCHs) prepared from natural bentonite. Natural bentonite, PCH with silica pillars (Si-PCH)… read more here.
Keywords: adsorption; clay heterostructures; porous clay; reactive dyes ... See more keywords
The wash-off of dyeings using interstitial water Part 5: Residual dyebath and wash-off liquor generated during the application of disperse dyes and reactive dyes to polyester/cotton fabric
Sign Up to like & getrecommendations! Published in 2017 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2017.11.021
Abstract: Abstract Both 2% and 5% omf dyeings of polycotton fabric which had been produced using commercial grade disperse dyes and reactive dyes can be washed-off using two, novel processes that utilise polyamide beads. The bead… read more here.
Keywords: fabric; bead wash; disperse dyes; wash ... See more keywords
Visible light removal of reactive dyes using CeO2 synthesized by precipitation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2018.06.046
Abstract: Abstract Ceria (CeO2) nanoparticles were synthesized by the precipitation method without use of any organometallic precursors. Photocatalytic degradation of reactive dyes such as Reactive Green 19 (RG19), Reactive Orange 84 (RO84), Reactive violet 1 (RV1)… read more here.
Keywords: removal reactive; synthesized precipitation; visible light; ceo2 ... See more keywords
Relationship between structure and catalyst effect in the degradation kinetics of reactive dyes with hydrogen peroxide: UV-light versus sodium hydroxide
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2019.112171
Abstract: Abstract In this study, we investigated the oxidation kinetics of two structurally different dyes, C.I. Reactive Blue 21 (B21) and C.I. Reactive Yellow 15 (Y15), using H2O2, with NaOH or UV-light as the catalyst. The… read more here.
Keywords: degradation; h2o2 naoh; catalyst; reactive dyes ... See more keywords
Computational and experimental study of heterofunctional azo reactive dyes synthesized for cellulosic fabric
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DOI: 10.1016/j.molstruc.2020.128753
Abstract: Abstract Two heterofunctional azo reactive dyes (R1 & R2) containing both sulphatoethylsulphone and triazine as chromophoric group were computationally designed having improved dyeing and fastness properties. The designed dyes were synthesized via condensation and diazotization… read more here.
Keywords: reactive dyes; azo reactive; heterofunctional azo; cellulosic fabric ... See more keywords
Low-Salt or Salt-Free Dyeing of Cotton Fibers with Reactive Dyes using Liposomes as Dyeing/Level-Dyeing Promotors
Sign Up to like & getrecommendations! Published in 2018 at "Scientific Reports"
DOI: 10.1038/s41598-018-31501-7
Abstract: The main aim of this investigation was to promote the dyeing and level-dyeing effect of reactive dyes on cotton-fiber dyeing by encapsulating reactive dyes in liposomes as an alternative to sodium chloride. The results obtained… read more here.
Keywords: level; dyeing level; reactive dyes; level dyeing ... See more keywords
A new way to improve the light-fastness of azo reactive dyes through the introduction of benzene sulfonamide derivatives into the triazine ring
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DOI: 10.1039/c9ra02108f
Abstract: Herein, a new kind of hetero-bifunctional reactive dyes with high light-fastness was designed and synthesized by introducing benzene sulfonamide and its derivatives into the triazine ring. read more here.
Keywords: sulfonamide derivatives; light fastness; reactive dyes; benzene sulfonamide ... See more keywords