Covreactive dyeing txheej txheemkoom nrog ntau yam kev tswj xyuas kom zoo, suav nrogxim dissolution, dye ntxiv, ntsev ntxiv, ntxiv alkali, fixation, thiab tswj qhov kub thiab txias. Txhua kauj ruam cuam tshuam qhov kawg ntxoov ntxoo, theem, xim ceev, thiab batch sib xws ntawm cov ntaub dyed.
Kev nkag siab yog vim li cas cov kauj ruam no tsim nyog tuaj yeem pab cov tuam txhab lag luam textile txodyeing tsis xws luag, txhim kho kev rov tsim dua tshiab, thiab ua tiav cov txiaj ntsig zoo sib xws.
1. Vim li cas thiaj yuav tsum tau muab tshuaj zawv plaub hau nrog ib qho me me ntawm cov dej txias ua ntej kev sib cais?
Thaum npaj dyes rau lubreactive dyeing txheej txheem, cov zas xim yuav tsum tau tov nrog me me ntawm cov dej txias ua ntej los ua ib qho kev sib xyaw ua ke. Qhov no tso cai rau cov dye particles ua kom huv si ua ntej dej kub ntxiv.
Yog tias cov hmoov qhuav qhuav tau ntxiv ncaj qha rau hauv cov dej kub ntau, cov txheej txheej ntawm cov xim zas tuaj yeem ua kom dej thiab tsim cov gel-zoo li txheej sai heev. Cov txheej no tuaj yeem tiv thaiv dej los ntawm kev nkag mus rau sab hauv ntawm cov khoom, uas ua rau tsis tiav kev sib cais thiab cov xim tsis zoo.
Tom qab cov dyeing tau huv si wetted thiab dispersed, cov dej kub tuaj yeem muab ntxiv maj mam ua kom tiav cov txheej txheem dissolution.Qhov kub ntawm cov tshuaj dye yuav tsum tau tswj kom zoo. Kub dhau heev, tshwj xeeb tshaj yog thaumreactive dyesnyob twj ywm hauv qhov kub thiab txias, pH, lossis dej tsis zoo -cov xwm txheej zoo rau lub sijhawm ntev, tuaj yeem txhawb dye hydrolysis. Qhov no txo cov dye cov ntsiab lus zoo muaj rau fixation thiab tuaj yeem txo qhov kawgdye fixation tus nqi.
2. Vim li cas thiaj yuav tsum Dyeed ntxiv maj mam thiab sib npaug?
Lub hom phiaj ntawm kev tswj dye ntxiv yog los tswj covdye exhaustion tus nqi.Yog tias cov xim ntau ntxiv tau ntxiv sai, cov xim xim hauv zos hauv cov da dej tuaj yeem ua rau siab dhau. Qhov no yuav ua rau dye mus rau hauv cov fiber ntau sai heev, ua rau tsis sib npaug ntawm qhov chaw thiab sab hauv ntawm cov ntaub.
Xws li kev qaug zog tsis muaj zog tuaj yeem ua rau muaj ntaureactive dyeing teeb meem, suav nrog cov xim tsis sib xws, streaks, barré teebmeem, thiab xim thaj ua rau thaj.
Kev sib xyaw ua ke qeeb thiab cov xim tsis sib xws muab cov xim txaus sijhawm kom tawg mus thoob plaws hauv da dej thiab maj mam txav mus rau cov fiber ntau, txhim kho dyeing uniformity.
3. Vim li cas thiaj yuav tsum tau ntsev tsuas yog tom qab zas xim rau ntawm daim ntaub rau qee lub sijhawm?
Ntsev plays lub luag haujlwm tseem ceeb ua ib qhotus neeg sawv cev ua kom qaug zognyob rau hauv reactive dyeing. Tom qab cov dye tau qhia, lub sij hawm txaus yog xav tau rau nws kom tawg thoob plaws hauv cov xim da dej thiab maj mam diffuse mus rau thiab adsorb mus rau fiber ntau.
Yog hais tias ib tug loj npaum li cas ntawm ntsev yog ntxiv tam sim ntawd tom qab dye ntxiv, lub zog ionic ntawm cov dye da dej yuav nce sai heev. Qhov no tuaj yeem ua rau kom muaj kev sib raug zoo ntawm cov dye thiab fiber ntau thiab ua rau qaug zog sai heev.
Kev qaug zog sai ua rau nws nyuaj dua kom ua tiav qib dyeing thiab tuaj yeem ua rauxim variation, streaks, los yog tsis sib xws dyeing.
Yog li ntawd, nyob ntawm chav kawm dyeing, ntxoov ntxoo qhov tob, hom ntaub, thiab daim ntawv qhia ntau lawm, lub sij hawm ua kom haum yog ib txwm tso cai ua ntej ntsev qhia.
4. Yog vim li cas ntsev feem ntau ntxiv nyob rau hauv ob peb feem?
Lub hom phiaj tseem ceeb ntawm staged ntsev ntxiv yog los tswj tus nqi ntawm cov dye exhaustion thiab txhawb nqa ntau yam xim dye uptake.
Ntxiv tag nrho cov ntsev ib zaug tuaj yeem ua rau lub zog ionic ntawm cov xim da dej kom nce siab. Qhov tshwm sim ntawm cov xim affinity nce ntxiv tuaj yeem ua rau cov dye kom tso tawm sai heev, ua rau muaj kev pheej hmoo ntawmtsis sib xws dyeing, xim thaj ua rau thaj, thiab streak tsim.
Vim li no, ntsev feem ntau muab faib ua ob peb ntxiv raws li qhov tshwj xeebReactive dyeing daim ntawv qhia. Lub sijhawm tsim nyog ntxiv yog nyob ntawm hom dye, ntxoov ntxoo qhov tob, substrate, cawv piv, thiab khoom siv.
5. Vim li cas qee lub sij hawm yuav tsum tau ntawm ntsev ntxiv thiab Alkali ntxiv?
Tom qab ntsev tau ntxiv lawm, lub sij hawm txaus yuav tsum tau tso cai rau cov ntsev kom yaj thiab faib kom sib npaug thoob plaws hauv cov xim da dej. Qhov no tso cai rau lub sij hawm qaug zog mus rau hauv kev tswj hwm.
Cov dye kuj xav tau lub sij hawm los ua kom txaus adsorbed thiab faib nyob rau hauv lub fiber ua ntej lub fixation theem pib.
Alkali yog tom qab ntxiv los txhim kho pH thiab pib kho cov tshuaj tiv thaiv. Yog tias alkali tau qhia ntxov dhau lawm, cov xim tuaj yeem pib ua haujlwm nrog cov fiber ntau ua ntej nws tau muab faib sib npaug. Qhov no tuaj yeem ua rau muaj kev pheej hmoo ntawmtsis sib xws fixation, xim thaj ua rau thaj, thiab streaks.
Yog li ntawd, kev hloov pauv ntawm kev qaug zog mus rau kev kho yuav tsum tau tswj raws li daim ntawv qhia ntau lawm validated es tsis yooj yim raws li lub sij hawm tas rau txhua txhua xim.
6. Vim li cas Alkali Additions hu ua Fixation Stage?
Raureactive dyes, ntsev feem ntau txhawb dye exhaustion, thaum alkali plays lub luag haujlwm tseem ceeb hauv dye fixation.
Thaum alkali ntxiv, pH ntawm cov dye da dej nce, activating cov reactive pawg ntawm cov dye. Nyob rau hauv qhov tsim nyog alkaline tej yam kev mob, cov reactive dye yuav chemically react nrog functional pawg ntawm cov fiber, tsim ib tug kuj ruaj khov tshuaj.
Qhov no yog vim li cas cov txheej txheem hu uaxim fixation.
Vim tias fixation muaj cov tshuaj tiv thaiv, qhov tsis sib xws yog qhov nyuaj los kho tom qab nws tshwm sim. Uniform alkali kev faib tawm thiab kev tswj xyuas cov xwm txheej yog qhov tseem ceeb rau kev ua tiav qhov ntxoov ntxoo zoo ib yam thiab zooxim ceev ceev.
7. Vim li cas thiaj yuav tsum tau Alkali ntxiv rau ntau theem?
Staged alkali ntxiv yog tsuas yog siv los tswj tus nqi ntawm cov tshuaj tiv thaiv fixation.
Yog tias muaj ntau cov alkali qhia ib zaug, pH hauv qee qhov chaw ntawm cov xim da dej tuaj yeem nce sai. Qhov no tuaj yeem ua kom cov tshuaj tiv thaiv ntawm cov xim reactive thiab cov fiber ntau hauv zos, uas ua rau tsis sib xws.
Tswj alkali ntxiv tso cai rau cov tshuaj tiv thaiv fixation mus ntxiv maj mam thiab uniformly, txo txoj kev pheej hmoo ntawmxim thaj ua rau thaj, streaks, thiab ntxoov ntxoo variation.
Qhov tsim nyog alkali ntxiv txoj kev yuav tsum tau txiav txim raws li reactive dye, ntxoov ntxoo tob, ntaub, dyeing tshuab, thiab validated txheej txheem.
8. Vim li cas thiaj yuav tsum tau kaw qhov cub ua ntej muab cov tshuaj zas lossis tshuaj?
Chav tsev yuav tsum tau muab tua ua ntej yuav ntxiv cov tshuaj tseem ceeb xws li dyes, ntsev, lossis alkali vim tias qhov kub thiab txias yog qhov tseem ceeb thaum lub sijhawmtxheej txheem dyeing.
Yog tias chav cua sov txuas ntxiv thaum muaj tshuaj ntxiv, qhov sib txawv ntawm qhov kub yuav tshwm sim nyob rau hauv ntau qhov chaw ntawm cov xim da dej. Vim tias qhov kub thiab txias cuam tshuam ncaj qha rau cov xim dyeing thiab fixation tus nqi, qhov kub tsis sib xws tuaj yeem ua rau muaj qhov sib txawv ntawm cov xim sib txawv ntawm cov ntaub.
Qhov no thaum kawg yuav ua raustreaks, barré teebmeem, xim thaj ua rau thaj, lossis tsis sib xws.
Ua ntej tshuaj ntxiv, lub tshuab dyeing yuav tsum yog li ntawd yuav tsum tau ua raws li nws cov txheej txheem tshwj xeeb kom ua tiav cov chav da dej txaus.
9. Vim li cas thiaj yuav tsum tau teem caij kho kom haum tom qab Alkali ntxiv?
Qhov teev tsegdye fixation lub sij hawmyuav tsum nquag xam tom qab alkali ntxiv tau ua tiav thiab cov xim da dej tau mus txog qhov ntsuas kub uas yuav tsum tau kho.
Cov tshuaj tiv thaiv ntawm reactive dyes thiab fiber ntau yuav tsum muaj sijhawm txaus los mus. Yog hais tias lub sij hawm fixation yog luv, cov zas xim yuav tsis hnov mob thiab kho kiag li, muaj feem cuam tshuam rau ntxoov ntxoo qhov tob, xim, levelness, thiab ntub dej.xim ceev ceev.
Vim li no, ntau lawm yuav tsum ua raws li lub sij hawm fixation tsim los ntawm kev sim kuaj thiab validated ntau lawm zaub mov txawv. Kev ua kom luv luv ntawm cov txheej txheem yooj yim los ua kom cov khoom ua tau zoo tuaj yeem ua rau tsis ruaj tsis khov thiab batch -rau -batch ntxoov ntxoo variation.
10. Cov teeb meem dab tsi tuaj yeem tshwm sim thaum cov ntaub raug kuaj ua ntej lub sijhawm txheej txheem?
(1) Sampling dhau ntxov
Cov qauv ntaub yuav tshwm sim kom haum rau lub hom phiaj ntxoov ntxoo ua ntej cov txheej txheem dyeing tiav lawm. Txawm li cas los xij, qhov no tsis tas txhais tau tias cov xim dye exhaustion thiab fixation tau mus txog lawv lub xeev kawg.
Yog tias cov ntaub raug coj mus kuaj thiab cov txheej txheem raug tso tseg ntxov dhau lawm, kev ntxuav tom ntej, xab npum, ziab, lossis lwm yam tom qab - cov txheej txheem kho yuav ua rau qhov ntxoov ntxoo zaum kawg hloov.
Yog li ntawd, kev kuaj ntxov ntxov tuaj yeem ua rau tsis txaus dye fixation, qhov tsis txaus siab ntxoov ntxoo qhov tob, xim tsis zoo, lossis txo cov khoom sib xws. Yog tias qhov ntxoov ntxoo zoo li ncav cuag lub hom phiaj ua ntej lub sijhawm txheej txheem teev tseg, qhov xwm txheej yuav tsum tau tshaj tawm rau tus saib xyuas kev tsim khoom lossis cov txheej txheem txheej txheem es tsis yog qhov luv luv lub sijhawm kho.
(2) Kev kuaj thaum ntxov tuaj yeem cuam tshuam qhov tseeb ntawm kev kho
Yog tias cov ntaub raug kuaj ntxov dhau lawm, cov qauv yuav raug ntxuav, tom qab- kho, ziab, thiab kuaj qhov ntxoov ntxoo thaum lub ntsiab dyeing txheej txheem txuas ntxiv mus.
Yog li ntawd, qhov tseeb ntxoov ntxoo ntawm cov khoom batch yuav txuas ntxiv txhim kho tom qab coj tus qauv qub. Yog tias cov xim ntxiv raug xam raws li tus qauv thaum ntxov, qhov kev kho yuav tsis raug thiab tuaj yeem ua raudhau -kev kho, ntau qhov ntxoov ntxoo qhov tob, lossis qhov xav tau rau lwm lub voj voog kho xim.
(3) Lub sijhawm kho kom ntev dua tsis yog ib txwm zoo dua
Lub sij hawm fixation ntev dua tsis tas yuav ua kom zoo dua dyeing. Thaum cov tshuaj zas xim - fiber ntau cov tshuaj tiv thaiv tau mus txog qib uas yuav tsum tau ua, txuas ntxiv cov txheej txheem tsis tas yuav muab cov txiaj ntsig kho me ntsis ntxiv.
Nyob ntawm cov txheej txheem dyeing thiab txheej txheem txheej txheem, lub sijhawm kho ntau dhau tuaj yeem ua rau muaj peev xwm nce ntxivdye hydrolysis, fiber ntau puas, los yog ntxoov ntxoo hloov.
Yog li ntawd, ib tug sib xwsreactive dyeing txheej txheemyuav tsum tau ua raws li cov kev cai, xws li dyeing kub, dyeing thiab tshuaj ntxiv ib theem zuj zus, cua kub profile, ntsev ntxiv, alkali ntxiv, thiab fixation lub sij hawm.
Ua raws li cov txheej txheem tswj tau feem ntau txhim khu kev qha ntau dua li sim txhim kho dyeing kev ua tau zoo los ntawm kev ncua sijhawm ua haujlwm.
