Eco-friendly Dyeing of Wool with Black Rice Extract and Investigation of the Adsorption Kinetics

IF 0.3 4区工程技术 Q4 MATERIALS SCIENCE, TEXTILES Journal of Fiber Science and Technology Pub Date : 2022-01-01 DOI:10.2115/fiberst.2022-0025

Yue Zhang, Y. Jia

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Abstract

:Thisworkusedthedyeextractedfromblackriceforthepreparationofecologicalandfunctional textiles,alsothedyeingpropertywasinvestigatedwithdifferentpH(2.0to8.0),dyeingtemperatures(50 °C to 90 °C ),anddyeconcentrations(1%to9%owf).Furthermore,thefunctionalitiesandtheadsorptionkineticsof blackriceextractonwoolwerealsoexplored.Theresultsrevealedthatthematerialhadexcellentdyeing propertiesat90 °C for60min,withadyeconcentrationof5%owf,apHof4.0,andthecolorfastnesswasrated above4.Theinhibitionratesof E. coli and S. aureus remainedabove85.09%and85.78%after10cyclesof accelerated laundering, and the percentage of DPPH scavenging rate was over 80 %.

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:Thisworkusedthedyeextractedfromblackriceforthepreparationofecologicalandfunctional textiles,alsothedyeingpropertywasinvestigatedwithdifferentpH(2.0to8.0),dyeingtemperatures(50 °C to 90 °C ),anddyeconcentrations(1%to9%owf).Furthermore,thefunctionalitiesandtheadsorptionkineticsof blackriceextractonwoolwerealsoexplored.Theresultsrevealedthatthematerialhadexcellentdyeing propertiesat90 °C for60min,withadyeconcentrationof5%owf,apHof4.0,andthecolorfastnesswasrated above4.Theinhibitionratesof E. coli and S. aureus remainedabove85.09%and85.78%after10cyclesof accelerated laundering, and the percentage of DPPH scavenging rate was over 80 %.

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