Results 41 to 50 of about 53,270 (163)

A novel study of comparison properties of pigment and reactive dye-printed cotton fabric

open access: yesJournal of Natural Fibers, 2019
This novel study emphasizes to compare the properties of 100% cotton fabric printed with pigments and reactive dyes. For this purpose, a bleached cotton fabric was printed in light, medium, and dark shades with pigments and reactive dyes.
Waseem Ibrahim   +7 more
doaj   +1 more source

Degradação de corantes reativos por processo foto-fenton envolvendo o uso de peneira molecular 4A modificada com Fe3+ Degradation of reactive dyes by photo-fenton process using Fe3+ immobilized in molecular sieve 4A

open access: yesQuímica Nova, 2010
In this work the preparation and characterization of a supported catalyst intended for degradation of reactive dyes by Fenton-like processes is described. The photocatalyst was prepared by immobilization of Fe3+ into the molecular sieve (4A type) surface
Franciély Ignachewski   +5 more
doaj   +1 more source

Dye ability of henna dye towards cotton fabrics in comparison with reactive dye by following reactive dyeing procedure

open access: yesEngineering and Applied Science Letters, 2021
Although synthetic dyes are commonly used, natural dyes are still being utilized and used to improve their intrinsic aesthetic properties as the main material for the body’s beauty. For example, research results have shown that henna plant leaves comprise dye together with other additives.
openaire   +1 more source

Identification of Phthalocyanine Textile Dye Reactive Blue 21 in a Food Coloring by UV-Vis, Raman, and NMR Spectroscopies and HPLC-QTOF-MS

open access: yesColorants
Regulatory alerts regarding unauthorized use of colorants in food are frequently issued, often involving excessive concentration, improper declaration, or prohibited dyes.
Edwin Januschewski   +8 more
doaj   +1 more source

Degradação de corantes reativos pelo sistema ferro metálico/peróxido de hidrogênio Degradation of reactive dyes by the metallic iron/ hydrogen peroxide system

open access: yesQuímica Nova, 2005
In this work the degradation of aqueous solutions of reactive azo-dyes is reported using a combined reductive/advanced oxidative process based in the H2O2/zero-valent iron system. At optimized experimental conditions (pH 7, H2O2 100 mg L-1, iron 7 g L-1)
Cláudio Roberto Lima de Souza   +1 more
doaj   +1 more source

Eco-friendly salt/alkali-free exhaustion dyeing of cotton fabric with reactive dyes. [PDF]

open access: yesSci Rep, 2022
Aysha TS   +4 more
europepmc   +1 more source

DYEING OF CELLULOSE FIBER WITH REACTIVE DYE

open access: yesSen'i Gakkaishi, 1975
In order to clarify the dyeing mechanism of cellulose fiber with the reactive dye (Procion Yellow HA), the absorption and the reactivity of dyestuff were studied and following results were obtained:1) Diffusion coefficients calculated from Fick's equation depend on dyeing time at the initial stage.
openaire   +2 more sources

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