Yuav ua li cas muab cov xim zas ruaj khov rau cov khaub ncaws kis las uas tiv taus hws thiab ntxuav?

Kev zas xim rau khaub ncaws ua si kom ruaj khov yog nyob ntawm kev xaiv cov xim uas muaj zog lossis cov xim uas tawg ua tej daim me me. Kev kho cov ntaub kom zoo ua ntej thiab kev kho tom qab kom zoo yog qhov tseem ceeb heev. Ntau tus neeg siv khoom tshaj tawm tias cov xim ntawd ntws rau ntawm daim tawv nqaij lossis lwm yam khaub ncaws thiab ploj mus tom qab ntxuav. Cov txheej txheem no tseem ceeb heev rau kev ua kom cov khaub ncaws ua si tsis hws thiab tsis yooj yim ntxuav. Kev nkag siab txog cov txheej txheem no ua kom cov xim thiab kev ua haujlwm ntev.

Cov Ntsiab Lus Tseem Ceeb

• Xaiv cov xim zoo rau cov khaub ncaws ua kis las. Cov xim reactive ua haujlwm rau cov ntaub ntuj. Cov xim disperse ua haujlwm rau cov ntaub ua los ntawm cov khoom siv. Qhov no ua rau cov xim nyob ntev dua.
• Npaj cov ntaub kom zoo ua ntej zas xim. Cov ntaub huv si thiab nqus tau cov xim zoo dua. Qhov no pab kom cov xim sib npaug thiab ci.
• Siv cov tshuaj tshwj xeeb tom qab zas xim. Cov tshuaj no ua rau cov xim nyob ruaj khov. Lawv ua rau cov khaub ncaws ua si muaj zog tiv taus hws thiab ntxuav.

Nkag Siab Txog Cov Hom Xim Rau Kev Xim Khaub Ncaws Ua Si Kom Ruaj Khov

Kev xaiv hom xim kom raug yog qhov tseem ceeb rau kev ua kom cov khaub ncaws ua si ruaj khov. Cov xov sib txawv xav tau cov tshuaj zas tshwj xeeb kom ntseeg tau tias cov xim tsis yooj yim rau hws, ntxuav, thiab raug lub teeb.

Cov Xim Dyes Reactive rau Cov Fibers Ntuj

Cov xim dyes reactive yog qhov zoo tagnrho rau cov fibers ntuj xws li paj rwb, linen, thiab rayon, uas yog cov khoom siv sib xyaw ua ke hauv kev ua kis las. Cov xim dyes no tsim cov tshuaj sib txuas nrog cov molecules fiber. Cov xim dyes reactive muaj cov pab pawg nquag uas sib xyaw nrog cov pab pawg hydroxyl hauv cellulose thiab cov pab pawg amino hauv cov protein fibers. Cov tshuaj tiv thaiv no tsim cov kev sib txuas covalent. Cov qauv tshuaj dav dav ntawm cov xim dyes no tuaj yeem sawv cev ua WDB-Re, qhov twg 'Re' txhais tau tias cov pab pawg reactive. Piv txwv tshwj xeeb ntawm cov pab pawg reactive no suav nrog cov qauv raws li triazine, pyrimidine, vinylsulfone, thiab phosphonic acidCov xim fiber-reactive, xws li monoazo lossis dichlorotriazine dyes, yog tsim los tsim cov bonds robust covalent nrog cov fibers thaum lub sijhawm dyeing. Qhov no ua kom muaj xim zoo heev. Qhov kev sib txuas muaj zog no txhais tau tias cov xim dhau los ua ib feem ntawm cov fiber nws tus kheej, ua rau nws tiv taus kev ploj ntawm kev ntxuav thiab hws.

Cov Dyes Disperse rau Cov Khoom Siv Hluav Taws Xob

Cov xim disperse yog qhov kev xaiv tseem ceeb rau cov fibers hluavtaws xws li polyester, nylon, thiab acetate. Cov fibers no tsis muaj qhov chaw reactive rau covalent bonding. Cov xim disperse yog tsis yog-ionic. Lawv yooj yim yaj hauv dej, xav tau daim ntawv thov hauv daim ntawv faib ua feem me me, tawg ua tej daim me me. Lawv cov txheej txheem zas xim vam khom rau kev sib kis ntawm cov molecular es tsis yog solubility. Cov xim zas xim tsiv mus rau hauv thaj chaw amorphous ntawm cov fibers hluavtaws thaum cua sov. Lawv tsim cov van der Waals zog thiab hydrophobic bonds nrog cov saw polymer hauv cov fiber. Muaj ntau yam uas cuam tshuam rau qhov kev sib kis no, suav nrog qhov loj me ntawm cov xim zas xim, qhov crystallinity ntawm cov fiber, thiab qhov kub hloov pauv iav ntawm cov fiber (Tg). Azo barbituric acid thiab thiobarbituric acid derivatives muaj cov qauv molecular tshwj xeebCov barbituric acid moiety muaj ntau pawg carbonyl uas cuam tshuam nrog cov ntaub textile, txhim kho kev nqus, kev kho, thiab xim kom ruaj khov. Pawg azo, sib txuas nrog cov barbituric moiety, tuaj yeem muaj nyob rau hauv ntau hom tautomeric, pab txhawb rau cov khoom spectral thiab tus cwj pwm pH-responsive. Cov derivatives no qhia txog kev muaj peev xwm txais electron zoo heev.

💡 Lub Tswv Yim: Rau cov khaub ncaws ua si polyester, cov xim disperse muab kev nrawm sublimation zoo heev. Raws li cov qauv ISO 105-P01, qhov nrawm sublimation ntawm cov xim disperse ntawm cov khaub ncaws ua si polyester feem ntau raug sim rau kev pleev xim thiab kev hloov pauv xim ntawm 180°C los yog 210°C rau 30 vib nas this. Qhov kev ntsuas ces ua tiav ntawm 1-5 grey scale. Thaum kuaj raws li ISO 105-P01, qhov sublimation fastness cov txiaj ntsig rau cov qauv PET dyed feem ntau yog los ntawm nruab nrab mus rau zoo heev (Qib 1-5, qhov twg 1 yog qhov tsis zoo thiab 5 yog qhov zoo heev). Cov qauv PET feem ntau ua rau muaj kev nrawm sublimation zoo dua me ntsis piv rau cov ntaub acrylic thiab nylon dyed. Cov xim uas muaj cov pab pawg hloov pauv xws li –NO2 thiab –Cl kuj tau pom tias muaj kev nrawm sublimation zoo dua.

Cov Kev Xav Txog Kev Siv Xim Rau Cov Khaub Ncaws Ua Si

Kev zas xim rau cov xim suav nrog kev siv cov xim uas tsis yaj tau rau ntawm qhov chaw ntawm cov ntaub siv cov khoom siv khi. Cov xim pleev xim yog ua los ntawm dej, hmoov xim zoo, thiab cov khoom sib txuas.Txawm hais tias lawv nyiam siv rau cov ntawv thov rhiab heev vim tsis ua rau muaj kev fab tshuaj thiab tsis muaj kev ua xua, txoj kev uas cov xim kua mem nyob rau ntawm qhov chaw ntawm daim ntaub, es tsis txhob nkag mus rau hauv cov fibers, tuaj yeem ua rau daim ntaub zoo li tsis mos dua li lwm cov kua mem kua mem. Cov ntaub tshiab uas muaj xim pleev xim feem ntau ua rau pom qhov pib tawv lossis tawv. Qhov kev tawv no feem ntau yuav txo qis nrog kev ntxuav tom qab. Cov txheej txheem dyeing muaj cov khoom sib txuas, hu ua binder, uas pab cov xim txuas rau ntawm daim ntaub. Tom qab siv cov binder, cov khaub ncaws yuav qhuav kom qhuav cov xim. Txawm hais tias cov xim muaj qhov sib zog zoo, lawv qhov kev ntxuav sai tuaj yeem qis dua li cov xim reactive lossis disperse vim tias cov xim tsis sib txuas nrog cov fiber. Qhov no tuaj yeem yog qhov txhawj xeeb rau cov khaub ncaws kis las uas tau ntxuav ntau zaus.

Vat Dyeing rau Kev Ua Kom Ruaj Khov

Cov xim Vat paub txog lawv cov khoom siv ceev ceev, tshwj xeeb tshaj yog rau cov cellulosic fibers. Cov xim Vat pib tsis yaj. Lawv raug txo kom ua ib daim ntawv 'leuco' uas yaj tau hauv ib qho alkaline thiab txo cov khoom nruab nrab, uas cia lawv kis mus rau hauv cov fiber. Thaum oxidation (raug cua lossis cov neeg sawv cev oxidizing), daim ntawv leuco rov qab mus rau nws daim ntawv pigment uas tsis yaj tau qub. Cov pigment uas tsis yaj tau no raug kaw hauv cov fiber, ua rau cov xim zas tsis kam ntxuav, lub teeb, thiab cov tshuaj lom neeg. Cov xim zas Vat muaj photostability vim lawv cov qauv molecular, uas ua rau lawv tiv taus photodegradation thiab tso cai rau lawv khaws lawv cov xim txawm tias tom qab lub teeb ntev ntev. Cov xim zas Vat ua tsis yaj hauv cov fiber thiab tsim cov tshuaj sib txuas, kom ntseeg tau tias lawv tseem tsis hloov pauv txawm tias nyob hauv qab kev ntxuav hnyav lossis cov tshuaj dawb. Qhov no ua rau lawv haum rau cov khaub ncaws ua si siab uas xav tau kev ua haujlwm ntev heev.

ISO 105 B02 yog tus qauv thoob ntiaj teb rau kev ruaj khov xim rau lub teebNws cuam tshuam nrog kev nthuav tawm cov qauv ntaub tib lub sijhawm nrog cov ntaub plaub xiav siv ua piv txwv. Qhov kev ploj ntawm cov qauv kuaj ces raug ntsuas piv rau cov ntaub plaub xiav siv ua piv txwv. Lub Nplai Plaub Xiav yog txij li 1 (xim tsis ruaj khov heev rau lub teeb) mus rau 8 (xim ruaj khov heev rau lub teeb).

Kev Txhim Kho Cov Ntaub Npaj thiab Daim Ntawv Thov rau Kev Xim Xim Rau Cov Khaub Ncaws Ua Si

Kev ua kom tau xim ruaj khov hauv cov khaub ncaws ua si yuav tsum muaj ntau tshaj li kev xaiv cov xim zoo xwb. Kev npaj ntaub thiab cov txheej txheem zas xim nws tus kheej ua lub luag haujlwm tseem ceeb. Kev kho ua ntej kom zoo ua kom cov ntaub txais cov xim sib npaug. Cov txheej txheem zas xim siab heev ua rau cov xim ruaj khov. Kev kho tom qab zoo yuav ua rau cov xim ruaj khov thiab txhim kho kev ua haujlwm ntawm cov ntaub.

Cov Txheej Txheem Ua Ntej Kho Mob Tseem Ceeb

Kev npaj ntaub yog thawj kauj ruam tseem ceeb hauv kev zas xim rau khaub ncaws ua si kom ruaj khov. Nws tshem tawm cov khoom tsis huv uas tuaj yeem cuam tshuam kev nqus xim. Ob txoj hauv kev tseem ceeb yog kev ntxuav thiab kev ua kom dawb.

Kev ntxuav yog ib txoj kev ntxuav. Nws tshem tawm cov khoom tsis huv ntawm cov xov paj, cov xov paj, lossis daim ntaub. Qhov no feem ntau yuav tsum ntxuav nrog cov kua alkaline. Kev ntxuav tshem tawm cov khoom tsis yog cellulosic ntawm paj rwb. Nws kuj tshem tawm cov roj nplua nyeem, cov av qias neeg, cov khoom siv ntuj, thiab cov neeg sawv cev tiv thaiv hluav taws xob. Cov khoom tsis huv no ua rau cov xov paj tsis nqus tau. Kev ntxuav ua rau cov ntaub nqus tau dej zoo heev. Nws pab kom cov xim thiab cov tshuaj nkag mus rau hauv cov ntaub.Cov txheej txheem no ua rau cov ntaub nyob rau hauv lub xeev nqus tau zoo heev. Nws ua qhov no yam tsis muaj kev puas tsuaj loj heev rau tshuaj lom neeg lossis lub cev. Kev ntxuav kom zoo yuav tiv thaiv cov teeb meem xws li kev zas xim tsis sib xws. Cov quav ciab lossis cov khoom txawv teb chaws, yog tias tsis tshem tawm, yuav ua rau muaj teeb meem no.

Kev dawb yog ib txoj kev siv tshuaj lom neeg. Nws tshem tawm cov xim tsis xav tau ntawm cov xov. Kev dawb ua rau cov xim tsis huv uas kev ntxuav tsis tshem tawm. Nws npaj cov ntaub rau cov txheej txheem tiav ntxiv xws li kev zas xim lossis luam ntawv. Kev dawb tshem tawm cov xim tsis xav tau. Nws kuj tseem txhim kho qhov nqus ntawm cov ntaub. Qhov kev nqus zoo dua no yog qhov tseem ceeb rau kev zas xim thiab luam ntawv zoo.

Cov Txuj Ci Xim Siab Tshaj Plaws rau Kev Ua Kom Ceev Dua

Cov txheej txheem zas xim niaj hnub no muaj kev txhim kho zoo heev rau kev ruaj khov ntawm cov xim thiab kev ruaj khov. Cov txheej txheem no txhim kho txoj kev uas cov xim zas khi rau cov xov.

Kev zas xim CO2 supercritical yog ib txoj kev tshiab. Nws siv cov pa roj carbon dioxide ua cov xim nruab nrab. Cov thev naus laus zis no ua tiav tsis siv dej. Cov txheej txheem yaj cov xim molecules hauv cov kua carbon dioxide supercritical. Cov kua no ces diffuses rau hauv lub tank reaction. Cov xim sai sai adsorbs rau ntawm qhov chaw fiber. Nws ces nkag mus rau hauv cov fiber sab hauv txheej. Dye fixation tshwm sim thaum cov xim concentration ntawm cov fiber thiab hauv cov kua mus txog qhov sib npaug. Tom qab dyeing, txo qhov siab tso tawm cov pa roj carbon dioxide. Qhov no ua rau cov ntaub qhuav dyed tsis muaj cov txheej txheem ziab sib cais. Ob qho tib si cov xim thiab cov pa roj carbon dioxide yog rov ua dua tshiab thiab rov siv dua. Qhov no ua rau muaj kev ua qias tuaj thiab tsis muaj khib nyiab dyeing thiab cov txheej txheem tiav. Rau polyester (PET) fibers, supercritical CO2 dyeing zoo heev. Disperse dyes qhia tau tias muaj kev yaj ntau dua hauv supercritical CO2 dua li hauv dej. CO2 molecules yooj yim nkag mus thiab o cov chaw khoob ntawm PET polymer saw. Qhov no ua rau muaj kev txav mus los ntawm cov saw polymer, tso cai rau kev sib kis zoo dua. PET cov qauv dyed nrog cov txheej txheem no qhia tau tias qhov siab tshaj plaws ntawm cov xim ploj mus, lub zog xim (K/S), thiab cov khoom ruaj khovQhov no piv rau cov txheej txheem zas xim ib txwm muaj.

Kev siv tshuab ultrasonic dyeing kuj tseem muaj txhim kho kev nkag mus ntawm cov xim. Nws txo cov sijhawm ua tiavCov nthwv dej ultrasonic tsim cov npuas me me, hu ua cavitation, hauv lub dab da dej zas xim. Cavitation ua rau cov xim sib kis tau zoo dua. Nws ua rau cov fiber o tuaj. Nws kuj rhuav cov xim sib xyaw ua ke. Qhov no ua rau cov xim nkag mus rau hauv cov ntaub zoo dua. Qhov tshwm sim yog xim zoo dua thiab zas xim sai dua.

Kev Kho Mob Tom Qab Xim Rau Qhov Siv Tau Ntev Tshaj Plaws

Tom qab zas xim tas, cov kev kho mob tshwj xeeb ua rau cov xim ruaj khov thiab ua rau cov ntaub zoo dua. Cov kev kho mob no suav nrog cov tshuaj kho thiab cov tshuaj ua kom mos.

Cov tshuaj cationic fixing agents yog qhov tseem ceeb rau cov reactive dyes. Lawv ua kom cov xim ntxuav tau sai dua. Cov tshuaj no muaj hluav taws xob zoo. Lawv cuam tshuam nrog cov reactive dye molecules uas muaj hluav taws xob tsis zoo. Qhov kev cuam tshuam no tsim cov electrostatic attractions muaj zog. Qhov no tsim ib qho ruaj khov uas xauv cov xim rau hauv cov qauv fiber. Qhov no ua rau cov xim ntub dej, ntxuav tau sai dua, thiab tiv taus hws. Cov txheej txheem tshuaj lom neeg suav nrog:

1. Kev Sib Txuas IonicCov tshuaj cationic fixing agents tsim cov electrostatic attractions nrog cov negatively charged sulfonic acid groups ntawm anionic reactive dyes. Qhov no tsim cov ionic bonds. Cov bonds no tuav cov xim molecules rau ntawm qhov chaw ntawm cov fiber. Qhov no tiv thaiv lawv kom tsis txhob ntxuav tawm.
2. Kev Tsim Yeeb Yaj KiabQee cov tshuaj kho kom ruaj khov tsim ib daim zaj duab xis nyias nyias, tiv thaiv rau ntawm qhov chaw ntawm cov fiber uas raug zas xim. Daim zaj duab xis no ua haujlwm ua ib qho kev thaiv lub cev. Nws tiv thaiv cov tshuaj zas xim kom tsis txhob tso tawm rau hauv dej ntxuav. Nws kuj tseem tiv thaiv cov ntawv cog lus sib txuas ntawm cov xim zas xim thiab cov tshuaj lom neeg thaum ntxuav.
3. Kev Tsim Kho NyuajCov tshuaj kho kom ruaj khov tuaj yeem tsim cov tshuaj sib xyaw ua ke nrog cov tshuaj zas xim uas muaj zog. Cov tshuaj sib xyaw no ruaj khov dua li cov tshuaj zas xim ib leeg. Feem ntau lawv tsis yaj hauv dej tau zoo. Qhov no ua rau cov tshuaj zas xim tsis tawm thaum ntxuav.

Cov tshuaj ua kom mos kuj siv tom qab zas xim. Lawv ua kom cov ntaub zoo nkauj dua thiab ua tau zoo dua. Cov tshuaj ua kom mos uas tsis yog ionic zoo tagnrho rau cov ntaub ua haujlwm siab. Lawv muab qhov mos mos, du tes yam tsis muaj roj. Cov tshuaj ua kom mos no ua rau cov ntaub tsis muaj dej noo. Qhov no ua rau cov ntaub nqus tau dej sai thiab nqus tau dej sai. Qhov no tseem ceeb rau kev xis nyob thaum hnav ua si. Lawv kuj tsis ua rau daj. Qhov no ua rau cov ntaub xim dawb ci ntsa iab. Cov tshuaj ua kom mos silicone yog qhov tseem ceeb rau cov khaub ncaws ua si. Lawv ua kom cov dej noo zoo dua. Qhov no ua rau cov ntaub nqus tau dej sai thiab nqus tau hws. Qhov no tseem ceeb rau kev tswj cov dej noo thiab kev tswj qhov kub. Cov tshuaj ua kom mos no kuj ua rau tes zoo nkauj thiab du. Lawv txo qhov kev sib txhuam thiab kev sib txhuam. Lawv pab ua kom cov khaub ncaws ruaj khov. Lawv tiv taus daj thiab tswj cov xim kom zoo.

Xaiv Cov Ntaub Zoo Rau Kev Khaws Xim Zoo Tshaj Plaws Hauv Cov Khaub Ncaws Ua Si

Kev xaiv cov ntaub kom raug yog qhov tseem ceeb ib yam li kev xaiv cov xim zoo rau kev zas khaub ncaws ua kis las uas ruaj khov. Cov fiber sib txawv ua rau cov xim thiab kev kho mob tshwj xeeb. Qhov no cuam tshuam rau qhov lawv khaws cov xim zoo li cas tiv thaiv hws thiab ntxuav.

Polyester rau Superior Colorfastness

Polyester sawv tawm rau nws cov xim zoo heev. Nws Cov saw hlau polymer uas tau ntim nruj nreem xav tau cov xim tshwj xeeb uas tuaj yeem nkag mus rau hauv cov fiber hauv qab qhov kub thiab txias siab. Cov polyester fibers kuj yog hydrophobic. Lawv tsis muaj qhov chaw ionic rau kev txuas cov xim. Qhov no ua rau lawv txais tos cov xim tsis-ionic disperse. Cov xim no tuaj yeem nkag mus rau hauv lub fiber core, ua rau cov xim ci ntsa iab thiab ntev.

Cov yam ntxwv ntawm kev zas xim nylon

Nylon muaj cov yam ntxwv tshwj xeeb ntawm kev zas xim. Nws yooj yim lees txais cov xim kua qaub, tsim cov ionic bonds muaj zog nrog nws cov qauv polymer. Qhov no ua rau cov xim ci ntsa iab thiab tsis yooj yim ntxuav. Kev tswj pH meej hauv cov xim pleev xim acidic yog qhov tseem ceeb rau kev kho xim zoo tshaj plaws ntawm nylon. Nylon cov tshuaj lom neeg molecular, tshwj xeeb tshaj yog nws cov amide bonds, pab txhawb rau nws qhov kev zas xim zoo dua piv rau polyester, uas muaj kev sib txuas ester. Txawm li cas los xij, kev ua tiav cov xim sib xws thiab kev ua kom zoo ntawm cov khaub ncaws ua si nylon ua rau muaj kev cov nyom. Kev hloov pauv ntawm cov khoom fiber tuaj yeem ua rau kev nkag mus ntawm cov xim tsis sib xws. Kev kho ua ntej tsis raug kuj cuam tshuam rau kev nplaum xim. Cov xim tuaj yeem tawg thaum ntxuav yog tias tsis kho kom zoo. Cov teeb UV tuaj yeem rhuav cov xim, ua rau ploj mus. Kev sib txhuam tuaj yeem ua rau cov xim hloov mus rau lwm qhov chaw. Lub Tus nqi pH ntawm cov kua xim muaj feem cuam tshuam rau kev nqus ximKev tswj qhov kub thiab txias, tshwj xeeb tshaj yog ntawm 65-85°C, kuj tseem ceeb heev rau kev tiv thaiv kom tsis txhob muaj xim tsis sib xws.

Cov Ntaub Sib Xyaws thiab Cov Kev Sib Tw Xim

Kev zas xim rau cov ntaub sib xyaw, xws li polyester/paj rwb lossis polyester/spandex, muaj cov teeb meem tshwj xeeb. Cov kev sib xyaw no sib xyaw cov fibers nrog cov xim sib txawv. Rau cov polyester/paj rwb sib xyaw, feem ntau yuav tsum muaj cov txheej txheem zas xim ob npaug. Qhov no suav nrog kev zas xim rau cov khoom paj rwb ua ntej nrog ib hom xim, tom qab ntawd rov ua cov txheej txheem rau cov khoom polyester nrog lwm cov xim. Txoj kev no feem ntau ua rau muaj qhov cuam tshuam tsis zoo lossis tonal es tsis yog xim ci ntsa iab. Kev ua tiav cov xim sib xws thiab ci ntsa iab yog qhov nyuaj vim muaj cov xim sib txawv. Cov khoom sib xyaw Polyester/spandex ntsib teeb meem zoo li kev los ntshav thaum lub sijhawm ntxuav qhuav lossis ntxuav ntub. Feem ntau xav tau lub zog siab thaum kub siab dyeingCov xim tsis zoo tuaj yeem tshwm sim vim yog cov xim pleev xim rau ntawm cov khoom spandex. Kev los ntshav ntawm cov xim ntawm qhov chaw cuam tshuam rau kev ntxuav kom huv si. Spandex kuj tseem tuaj yeem tawg thaum lub sijhawm ua tiav. Cov tswv yim txo qis suav nrog kev siv cov tshuaj ntxuav tshwj xeeb, cov yeeb yaj kiab tiv thaiv, thiab cov tshuaj ua kom cov xim sib kis tau zoo.

Kev ua kom tau cov khaub ncaws ua kis las uas ruaj khov, hws thiab tsis yooj yim ntxuav yuav tsum tau siv txoj kev sib xyaw ua ke los zas xim rau khaub ncaws ua kis las. Qhov no suav nrog kev xaiv cov xim zoo, kev npaj ntaub kom zoo, thiab cov txheej txheem zas xim siab heev. Kev kho tom qab ua haujlwm zoo kuj tseem ceeb heev. Ib txoj kev npaj ua tiav kom cov xim thiab kev ua tau zoo ntawm cov khaub ncaws ua kis las kav ntev, ua tau raws li cov neeg siv khoom xav tau rau qhov zoo thiab kev ua haujlwm ntev.

Cov Lus Nug Feem Ntau

Vim li cas cov xim reactive thiab disperse dyes zoo tshaj plaws rau cov khaub ncaws ua si?

Cov xim reactive sib txuas nrog cov fiber ntuj. Cov xim disperse nkag mus rau hauv cov fiber hluavtaws. Ob txoj kev no ua kom cov xim ruaj khov tiv thaiv hws thiab ntxuav khaub ncaws.

Kev kho ua ntej ntawm cov ntaub pab kom cov xim ruaj khov li cas?

Kev kho ua ntej yuav tshem tawm cov khoom tsis huv. Nws ua rau cov ntaub nqus tau dej ntau dua. Qhov no ua rau cov xim pleev nkag mus tob thiab sib npaug. Nws tiv thaiv cov xim tsis sib xws thiab txhim kho kev ruaj khov.

Dab tsi ua rau cov xim ntawm cov khaub ncaws ua si ploj mus raws sijhawm?

Kev ntxuav tes ntau zaus, tawm hws, thiab raug UV tuaj yeem ua rau cov xim pleev xim tawg. Kev xaiv xim pleev xim tsis raug lossis kev kho tom qab tsis txaus kuj ua rau ploj xim.