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Indigo yog cov hmoov xiav uas yog soluble hauv kub aniline thiab xyaum insoluble hauv dej thiab ethanol.Nws yog daj-ntsuab nyob rau hauv concentrated sulfuric acid, thiab xiav precipitate tom qab dilution;indigo liab nyob rau hauv concentrated nitric acid, thiab ces ua reddish daj.Nws yog daj ntseg daj nyob rau hauv alkaline hydrosulfite txo cov tshuaj thiab tsis muaj xim nyob rau hauv acid kua.

Indigo yog insoluble hauv dej, acid thiab alkali.Ua kom dye cawv adsorption fabrics, nws yuav tsum xub txo qis kom ua indigo dawb.Indigo dawb yog soluble hauv lye, thiab tuaj yeem siv rau xim tsiaj lossis cov nroj tsuag fibers.Tom qab dyeing, nws yog oxidized nyob rau hauv cov huab cua kom regenerate indigo, uas yog txuas mus rau lub fiber thiab tig xiav.Yog li ntawd, indigo dye yuav tsum muaj tus neeg sawv cev txo qis thiab lye.

Indigo feem ntau yog siv los zas paj rwb ntaub los yog paj rwb xov paj.Cov tsev nyob deb nroog siv fermentation los dye av daim ntaub.Feem ntau ntawm cov ris tsho yog ua los ntawm indigo dyed warp yarn thiab interwoven nrog cov xov paj dawb.Cov ntaub paj rwb uas tsis tau mercerized yog hu ua wool xiav daim ntaub, uas tuaj yeem txuas ntxiv impregnated nrog kev tuav pov hwm hmoov txoj kev, thiab tseem tuaj yeem dyed nrog ntaub plaub thiab txhob lo lo ntxhuav, uas yog siv hauv cov ntaub pua plag thiab khoom siv tes ua.Nws kuj yog siv nyob rau hauv lub system ntawm cov zaub mov dyes thiab organic pigments.Indigo carmine thiab bromoindigo yog derivatives ntawm indigo.

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Nancy Wang
NanTong Lvbajiao Textile Co., Ltd.
Ntxiv: Tongzhou District, Nantong nroog, Jiangsu, Suav teb
Email:toptextile@ntlvbajiao.com
Xov tooj & Wechat: +8613739149984
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