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A salt-free pad-irradiate-pad-steam reactive dyeing process for cotton fabric and the influence of cationising conditions on its coloration / Chengbing Yu in COLORATION TECHNOLOGY, Vol. 137, N° 4 (12/07/2021)
[article]
Titre : A salt-free pad-irradiate-pad-steam reactive dyeing process for cotton fabric and the influence of cationising conditions on its coloration Type de document : texte imprimé Auteurs : Chengbing Yu, Auteur ; Yuanqiu Liu, Auteur ; Yilin Lu, Auteur ; Kaixin Tao, Auteur ; Zhong Yi, Auteur Année de publication : 2021 Article en page(s) : p. 399-406 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Chlorure de 3-chloro-2-hydroxypropyltriméthylammonium
Colorants réactifs
CotonLe coton est une fibre végétale qui entoure les graines des cotonniers "véritables"(Gossypium sp.), un arbuste de la famille des Malvacées. Cette fibre est généralement transformée en fil qui est tissé pour fabriquer des tissus. Le coton est la plus importante des fibres naturelles produites dans le monde. Depuis le XIXe siècle, il constitue, grâce aux progrès de l'industrialisation et de l'agronomie, la première fibre textile du monde (près de la moitié de la consommation mondiale de fibres textiles).
Photostabilité
Résistance à l'abrasion
Résistance au lavage
Teinture -- Fibres textiles
Teinture au tamponIndex. décimale : 667.3 Teinture et impression des tissus Résumé : The salt-free reactive dyeing of cotton fabric meets the need of the modern textile industry and overcomes the problems posed by salt usage. In this study, a pad-irradiate-pad-steam (PIPS) process for the salt-free dyeing of cotton fabric with a reactive dye was applied. In this process, 3-chloro-2-hydroxypropyltrimethylammonium chloride (CHPTMAC) was used to modify the fabric with cations under microwave heating. Then, the cationic fabric was dyed using a reactive dye. The influence of the cationising conditions in the PIPS process on the K/S value of the dyed cotton fabric was investigated. The results showed that the CHPTMAC concentration, the mole ratio of sodium hydroxide to CHPTMAC, the microwave irradiation power and the treatment time had significant effects on the dyeing of cotton fabric. Also, fastness to light, washing, and rubbing of the dyed cotton fabric was satisfactory. Note de contenu : - MATERIALS AND METHODS : Materials and reagents - Dyeing - Determination of dye fixation percentage - Fastness determination
- RESULTS AND DISCUSSION : Influence of CHPTMAC concentration on the dyeing process - Influence of mole ratio of sodiumhydroxide to CHPTMAC on the dyeing process - Influence of microwave irradiation power on the dyeing process - Influence of treatment time on the dyeing process
- Table 1 : Dyeing method comparison of the pad-irradiate-pad-steeam (PIPS) process with the conventional pad-dry-pad-steam (PDPS) process
- Table 2 : Temperature of the cotton fabrics after microwave treatment
- Table 3 : Fastness to light, washing and rubbing of dyed cotton fabricDOI : https://doi.org/10.1111/cote.12537 En ligne : https://onlinelibrary.wiley.com/doi/epdf/10.1111/cote.12537 Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=36104
in COLORATION TECHNOLOGY > Vol. 137, N° 4 (12/07/2021) . - p. 399-406[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 22848 - Périodique Bibliothèque principale Documentaires Disponible A single-step pad-steam cationisation and dyeing process for improving dyeing properties of cotton fabrics / Lei Wang in COLORATION TECHNOLOGY, Vol. 138, N° 5 (10/2022)
[article]
Titre : A single-step pad-steam cationisation and dyeing process for improving dyeing properties of cotton fabrics Type de document : texte imprimé Auteurs : Lei Wang, Auteur ; Guangyuan Xie, Auteur ; Xiang Mi, Auteur ; Xiaohu Kang, Auteur ; Qiuyu Zhu, Auteur ; Zhicheng Yu, Auteur Année de publication : 2022 Article en page(s) : p. 509-521 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Cationisation
Colorants réactifs
CotonLe coton est une fibre végétale qui entoure les graines des cotonniers "véritables"(Gossypium sp.), un arbuste de la famille des Malvacées. Cette fibre est généralement transformée en fil qui est tissé pour fabriquer des tissus. Le coton est la plus importante des fibres naturelles produites dans le monde. Depuis le XIXe siècle, il constitue, grâce aux progrès de l'industrialisation et de l'agronomie, la première fibre textile du monde (près de la moitié de la consommation mondiale de fibres textiles).
Teinture -- Fibres textiles
Teinture au tamponIndex. décimale : 667.3 Teinture et impression des tissus Résumé : The cationic modification technology for cotton could greatly enhance colour strength and fixation of reactive dyes. However, it is a two-step method when cationic modification is applied to salt-free dyeing. Cotton fabric is initially treated with a cationic compound through exhaust or pad-cure, acid washing and drying process, then the cationic modified cotton is dyed with reactive dye. In this study, a single-step pad-steam cationisation and dyeing process was proposed to shorten the process and improve dye fixation. The fixation reaction between reactive dye and cotton fabrics was conducted at the temperature range 100–140°C and relative humidity range 40–90%. The effects of quaternary ammonium salt and inorganic salt as well as alkaline agent on K/S value and dye fixation were also studied. Furthermore, the drying kinetic of the wet cotton fabric was studied in this article. The result showed that the drying process fitted well to the Page model. The effective moisture diffusivity of wet cotton under different steaming conditions were calculated. An activation energy value of 32.25 kJ/mol was determined. Compared with the conventional process, a single-step pad-steam cationisation and dyeing process not only shortened the process but also increased K/S value and dye fixation. Note de contenu : - MATERIALS AND METHODS : Materials - Pad-dyeing process - Fabric testing
- RESULTS AND DISCUSSION : Effect of steaming temperature and time on the single-step pad-steam cationisation and dyeing process - Effect of relative humidity on the single-step pad-steam cationisation and dyeing process - Effect of quaternary ammonium salt and inorganic salt on the single-step pad-steam cationisation and dyeing process - Effect of NaHCO3 concentration on the single-step pad-steam cationisation and dyeing process - Analysis of drying characteristics and effect of the water on the single-step pad-steam cationisation and dyeing process - Comparison of different pad-dyeing processes
- Table 1 : Five thin layer drying models used for experimental data
- Table 2 : Dry model fitting results
- Table 3 : Calculation of effective moisture diffusion coefficient
- Table 4 : The K/S value, dye fixation and colourfastness of cotton fabric with different pad-dyeing processesDOI : https://doi.org/10.1111/cote.12608 En ligne : https://onlinelibrary.wiley.com/doi/epdf/10.1111/cote.12608 Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=38125
in COLORATION TECHNOLOGY > Vol. 138, N° 5 (10/2022) . - p. 509-521[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 23613 - Périodique Bibliothèque principale Documentaires Disponible Syntheses and dyeing properties of novel water-soluble reactive sulphur black dyes / Zhengyang Gao in COLORATION TECHNOLOGY, Vol. 140, N° 3 (06/2024)
[article]
Titre : Syntheses and dyeing properties of novel water-soluble reactive sulphur black dyes Type de document : texte imprimé Auteurs : Zhengyang Gao, Auteur ; Wei Ma, Auteur ; Bingtao Tang, Auteur ; Shufen Zhang, Auteur Année de publication : 2024 Article en page(s) : p. 403-411 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Caractérisation
Colorants -- Propriétés tinctoriales
Colorants -- Synthèse
Colorants réactifs
CotonLe coton est une fibre végétale qui entoure les graines des cotonniers "véritables"(Gossypium sp.), un arbuste de la famille des Malvacées. Cette fibre est généralement transformée en fil qui est tissé pour fabriquer des tissus. Le coton est la plus importante des fibres naturelles produites dans le monde. Depuis le XIXe siècle, il constitue, grâce aux progrès de l'industrialisation et de l'agronomie, la première fibre textile du monde (près de la moitié de la consommation mondiale de fibres textiles).
Essais (technologie)
Noir (couleur)
Soufre
Teinture -- Fibres textiles
Teinture au tamponIndex. décimale : 667.2 Colorants et pigments Résumé : The practical application of a sulphur black dye relies on its ability to dye cotton fibres with pure black colour and maintain the colour with high light fastness. Here, we report a synthesis method to prepare a novel water-soluble reactive sulphur black dye. The approach involves the reduction of CI Sulphur Black 1 to its leuco form and subsequent reaction with a water-soluble intermediate containing reactive groups synthesised from amino acid and cyanuric chloride. The optimal carboxyl and reactive group content of the water-soluble reactive sulphur black dye is 141 mmol/100 g, and the water solubility can reach 92 g/L. The fixation of the reactive sulphur black dye on cotton reaches 89% in a pad dyeing process without using sodium sulphate. The reactive sulphur black dye can achieve a light fastness of grade 6-7, a dry rub fastness of grade 4 and a wet rub fastness of grade 2, comparable or higher than the conventional CI Sulphur Black 1. The dyeing results showed that the novel water-soluble reactive sulphur black dye has excellent performance and good application prospects. Note de contenu : - EXPERIMENTAL : Reagents and instruments - Synthesis of water-soluble reactive sulphur black dyes - Characterisation of water-soluble reactive sulphur black dye - Dyeing process - Dye fixation of the pad dyeing process - Test method for colour and fastness
- RESULTS AND DISCUSSION : Synthesis of water-soluble reactive sulphur black dyes - Dyeing performance of the water-soluble reactive sulphur black dyesDOI : https://doi.org/10.1111/cote.12707 En ligne : https://drive.google.com/file/d/1vIZmqXIP5wThqrDeaw_qioiLZRiyMjca/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=40958
in COLORATION TECHNOLOGY > Vol. 140, N° 3 (06/2024) . - p. 403-411[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 24657 - Périodique Bibliothèque principale Documentaires Disponible The effect of iron mordanting and sol-gel coating on the hydrophobicity and colour properties of cotton fabrics dyed with natural tannin / Penwisa Pisitsak in COLORATION TECHNOLOGY, Vol. 137, N° 2 (04/2021)
[article]
Titre : The effect of iron mordanting and sol-gel coating on the hydrophobicity and colour properties of cotton fabrics dyed with natural tannin Type de document : texte imprimé Auteurs : Penwisa Pisitsak, Auteur Année de publication : 2021 Article en page(s) : p. 145-153 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Caractérisation
CotonLe coton est une fibre végétale qui entoure les graines des cotonniers "véritables"(Gossypium sp.), un arbuste de la famille des Malvacées. Cette fibre est généralement transformée en fil qui est tissé pour fabriquer des tissus. Le coton est la plus importante des fibres naturelles produites dans le monde. Depuis le XIXe siècle, il constitue, grâce aux progrès de l'industrialisation et de l'agronomie, la première fibre textile du monde (près de la moitié de la consommation mondiale de fibres textiles).
Hydrophobie
Mordançage (teinture)
Organosilanes
Rouge (couleur)
Sels métalliques
Sol-gel, Procédé
Sulfate de fer
Tanins
Teinture -- Fibres textiles
Teinture au tamponIndex. décimale : 667.3 Teinture et impression des tissus Résumé : Cotton fabrics were dyed with natural tannin and post-treated with a metallic salt mordant and/or sol-gel coating. The effects on colour properties and hydrophobicity were studied. Pad-dyeing was carried out using a reddish-brown, tannin-rich dye. Some samples were then post-mordanted with iron(II) sulphate. Samples were sol-gel coated using tetraethyl orthosilicate (TEOS) with small amounts of organically modified alkoxysilane precursors phenyltriethoxysilane (PHY) and n-octyltriethoxysilane (OCT) to impart hydrophobicity, and with 3-(glycidoxypropyl)-trimethoxysilane (GLY) to improve adhesion between the coating and the fabric. The colour parameters were analysed in the CIELab colour space. Dyed samples appeared reddish-brown, with the exception of those post-mordanted with iron(II) sulphate, which were dark brown. Sol-gel coating with hydrophobic alkyltriethoxysilanes (PHY or OCT) increased the hydrophobicity of the undyed fabrics, increasing contact angle values and drop absorption times. However, this hydrophobic sol-gel coating alone failed to impart hydrophobicity to the dyed fabrics. Post-mordanting with iron(II) sulphate was more effective in improving the hydrophobicity of the dyed fabrics than sol-gel coating. Only the dyed sample treated with both iron(II) sulphate and OCT completely prevented absorption of water droplets. Sol-gel coating was found to improve colour fastness to washing, light, and crocking. Post-mordanting with iron(II) sulphate improved colour fastness to washing and light, but not to crocking. DOI : https://doi.org/10.1111/cote.12514 En ligne : https://onlinelibrary.wiley.com/doi/epdf/10.1111/cote.12514 Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=36074
in COLORATION TECHNOLOGY > Vol. 137, N° 2 (04/2021) . - p. 145-153[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 22844 - Périodique Bibliothèque principale Documentaires Disponible