Cotton Fabric Coating by Cationic Starches to Aim for Salt‐Free ...
2024年10月24日 · Cationic starch is used as a coating pre-treatment in cotton fabric reactive dyeing. Such cationised cellulose fabrics show comprehensive dye absorption which results in a substantive coloration without the addition of salt in the dye bath.
Cationic Starch (Q-TAC) Pre-Treatment of Cotton Fabric: Influence …
2015年3月6日 · Cationic starch was successfully applied on cotton fabric prior to reactive dyeing. Enhancement in color yield (70%) and dye fixation (20%) was achieved. Equivalent color fastness properties were obtained for treated cotton fabric.
Cationized Starch Derived From Pre-Oxidized Starch For Textile Sizing and Printing Maize starch was subjected first to oxidation using H 2O 2 in presence and absence of ferrous sulfate as catalyst and then to cationization using 3-chloro-2-hydroxypropyl trimethylammoniumchloride.Athoroughinvestigationofthechemicalandrheological
Cationic Starch (Q-TAC) Pre-Treatment of Cotton Fabric: …
2015年3月6日 · One approach to reduce this unsafe release is treatment of the cotton fabric with cationic chemical reagents. This paper reports on the treatment of cotton fabric with cationic starch (Q-TAC), a commercial product, by batchwise method and pad batch method for the first time prior to reactive dyeing process.
Cationic Starch (Q-TAC) Pre-Treatment of Cotton Fabric: Influence …
This paper reports on the treatment of cotton fabric with cationic starch (Q-TAC), a commercial product, by batchwise method and pad batch method for the first time prior to reactive dyeing process. Furthermore, three commercial reactive dyes, based on monochloro triazine, vinyl sulfone and monochlorotriazine + vinyl sulfone chemistry, was ...
Cationic starch (Q-TAC) pre-treatment of cotton fabric ... - PubMed
2015年3月6日 · One approach to reduce this unsafe release is treatment of the cotton fabric with cationic chemical reagents. This paper reports on the treatment of cotton fabric with cationic starch (Q-TAC), a commercial product, by batchwise method and pad batch method for the first time prior to reactive dyeing process.
Cationic Starch (Q-TAC) Pre-Treatment of Cotton Fabric: …
In this study 3-chloro-2-hydroxypropyl trimethyl ammonium chloride was used as a cationic agent to cationize cotton fabric by a pad-batch process. The cationized cotton samples were dyed with different reactive dyes containing various reactive groups.
Cationization as Tool for Functionalization of Cotton
2020年6月11日 · Aktek et al., broadly describes the modification of cotton by treating with cationizing agents for the purpose of salt-free reactive dyeing. The successful approach was made using cationizing agents like chitosan, cationic starch, cationic monomer and dendrimer .
2024年10月24日 · using cationic starch as cotton pre-treatment in reactive dyeing reported on an increase of K/S and dye extraction in exhaust dyeing in comparison to the conventional dyeing method.
Environmentally Friendly Approach for Improving the Dyeability of ...
2023年10月12日 · In this study, cationic starch was used for the modification of cotton fabric with the aim of improvement of the dyeability and salt-free dyeing using direct dyes.