Daim ntawv thov ntawm Surfactant hauv Dyeing thiab Tiav ntawm Acrylic Fiber

1. Cov khoom siv kho mob ua ntej Cov khoom siv scouring siv rau hauv cov khoom siv ntawm cov ntaub ntawv acrylic ntshiab feem ntau tsis yog-ionic detergent (xws li detergent W) lossis anionic detergent (xws li detergent LS, detergent ES, thiab lwm yam). Yog hais tias qhov loj ntawm cov ntaub yog dej-soluble chemical pulp xws li polyvinyl cawv, polyacrylic acid thiab carboxymethyl fiber, nws yuav raug tshem tawm thaum lub sij hawm scouring. Cov hmoov txhuv nplej siab slurry yog desizing nrog amylase. Rau scouring ntawm cov ntaub xim, cationic additives xws li cationic surfactant 1631 tuaj yeem siv. Cationic additives yog refined, thiab cov nyhuv degreasing tsis zoo li cov uas tsis yog-ionic los yog anionic additives, tab sis cov ntaub muaj zoo kov thiab luster, thiab yog haum rau huv si ntshiab acrylic fabrics. Acrylic fiber tsis muaj tej yam ntuj tso impurities thiab muaj zoo whiteness. Yog tias koj xav txhim kho Baidu ntxiv thiab tshem tawm cov impurities ntawm cov ntaub, nws tuaj yeem kho tau los ntawm cov tshuaj dawb thiab fluorescence. Sodium chlorite yog cov tshuaj bleaching zoo thaum bleaching, thiab nws muaj cov nyhuv desizing. Lub fluorescent whitening ntawm acrylic fiber ntau yog siv dispersive fluorescent whitening tus neeg saib xyuas thiab cationic fluorescent whitening tus neeg saib xyuas. Fluorescent brighteners yog ib chav kawm ntawm cov organic dyes. Dispersive fluorescent brighteners suav nrog Uvitex A, Blankophor DGB, Blankophor ACF, thiab lwm yam. cationic fluorescent brighteners suav nrog Daitophor AN, Leucophor WS, Tinopal AN, Tinopal WG, Blankophor WT, thiab lwm yam. Nws tuaj yeem nqus tau qhov pom tsis pom ntawm ultraviolet rays nyob rau hauv lub hnub ci spectrum thiab muaj kev cuam tshuam nws li pom xiav lossis ntshav-xiav fluorescence, yog li offsetting yellowish xim ntawm acrylic fiber. Acrylic ntaub ua kom zoo nkauj zoo nkauj. Raws li lub teeb pom kev nce, qhov ci feem ntau nce. Cationic brighteners muaj kev sib raug zoo ntau dua rau cov acrylic fibers, kev nqus sai dua, kev kho dej kom ntxaws dua, thiab kev tsiv teb tsaws tsis zoo. Feem ntau, ntxiv tus neeg saib xyuas qib xws li alkaryl quaternary ammonium ntsev (xws li tus neeg saib xyuas qib PAN, thiab lwm yam) tuaj yeem ua rau qeeb qhov nqus ntawm cov cationic brightener, txhim kho kev tsiv teb tsaws ntawm cov brightener, thiab ua tiav cov xim dawb. 2. Dyeing auxiliaries Acrylic fiber yog yooj yim rau zas dua paj rwb, ntaub plaub thiab lwm yam tshuaj fibers, tshwj xeeb tshaj yog nrog cationic dyes. Qhov tshwj xeeb dyeing auxiliaries feem ntau suav nrog cationic thiab anionic auxiliaries. Qee lub sij hawm qee cov ntsev inorganic thiab cov organic tebchaw kuj siv tau los ua dyeing auxiliaries. 1. Cationic additives Qhov no yog ib qho tseem ceeb theem tus neeg sawv cev rau acrylic fiber dyeing nrog cationic dyes. Qee cov cationic auxiliaries tuaj yeem ncua kev siv cov cationic dyes hauv da dej dyeing, tseem hu ua qeeb dyeing leveling agents. Cationic additives siv hauv acrylic dyeing feem ntau yog alkyl quaternary ammonium ntsev los yog alkyl aryl quaternary ammonium ntsev. Piv txwv li, cationic surfactant 1631 thiab leveling agent PAN (Levegal PAN) yog alkyl quaternary ammonium ntsev hom, leveling agent ODB, cationic surfactant 1227, thiab leveling agent TAN (Ospin TAN) yog alkyl aryl quaternary ammonium ntsev hom, Leveling agent yog DC. alkyl amide quaternary ammonium ntsev hom. Peb cov cationic leveling agents no feem ntau yog siv los ua retarders thiab muaj qee yam cuam tshuam ntawm kev tsiv teb tsaws. Qee cov quaternary ammonium tebchaw raws li tus neeg sawv cev theem yog feem ntau raws li kev tsiv teb tsaws chaw, thiab cov nyhuv retarding tsis muaj zog, xws li qib tus neeg sawv cev AN (tributyl aryl ammonium chloride). Qee cov aryl lossis alkylpyridine cationic compounds kuj tuaj yeem siv los ua tus neeg sawv cev rau acrylic fiber dyeing, xws li tus neeg saib xyuas qib BPG thiab tus neeg sawv cev qib 0PC. Qee cov cationic-nonionic amphoteric additives kuj tuaj yeem siv los ua tus neeg sawv cev rau cov xim acrylic fiber ntau, xws li octadecyl dimethyl polyoxyethylene ammonium chloride (piv txwv li, tus neeg sawv cev SN). Tus neeg saib xyuas qib SN tsis tsuas yog muaj qhov cuam tshuam ntawm qeeb thiab qib ntawm acrylic fiber, tab sis kuj muaj cov nyhuv anti-static. Cationic leveling agents tag nrho cov muaj cationic pawg, uas kuj muaj ib tug txheeb ze affinity rau acrylic fibers. Thaum muaj ib tug cationic leveling tus neeg sawv cev nyob rau hauv lub dyebath. Nws yuav tshwm sim tias tus neeg sawv cev theem sib tw nrog cov xim rau qhov dyeing txoj hauj lwm ntawm cov fiber. Txawm li cas los xij, txij li tus neeg sawv cev theem muaj qhov sib txuam tsis tshua muaj rau acrylic fibers, txoj hauj lwm nyob ntawm tus neeg sawv cev theem tuaj yeem muab txoj hauv kev rau cationic dyes nyob rau hauv cov txheej txheem boiling dyeing, thiaj li ua tiav lub hom phiaj ntawm qeeb dyeing. Qee cov cationic auxiliaries, xws li leveling agent AN, thiab lwm yam, feem ntau ua si lub luag haujlwm ntawm kev tsiv teb tsaws thaum dyeing acrylic fibers. Tus nqi ntawm tus neeg sawv cev qib rau dye tsiv teb tsaws tuaj yeem txiav txim siab raws li qhov xav tau dye tsiv teb tsaws tus nqi. Feem ntau, 1.5%-5.0% yog ntxiv rau hloov 30%-50% ntawm cov xim ntawm cov ntaub dyed rau cov ntaub tsis muaj xim. 2. Anionic auxiliaries Acrylic fiber yog dyed nrog cationic thiab yooj yim dyes, thiab tsim nyog anionic auxiliaries tuaj yeem xaiv los ua tus neeg sawv cev. Nyob rau hauv lub dye da dej, anionic auxiliary neeg sawv cev thiab cov dye cation tsim ib tug complex. Qhov no complex yog nyob rau hauv lub xeev ntawm kev ncua ntawm ib tug tej yam kub theem, zoo li disperse dyes. Yog li ntawd, thaum siv cov anionic auxiliary agent, nws yuav tsum tau siv ua ke nrog non-ionic Dispersant kom lub complex nyob rau hauv ib tug zoo ncua kev kawm ntawv lub xeev. Sodium methylene naphthalene sulfonate (xws li diffusing agent NNO) yog siv los ua ib qho anionic auxiliary rau cationic dyes. Cov uas tsis yog-ionic dispersant siv tuaj yeem yog cov roj cawv polyoxyethylene ether (xws li tus neeg sawv cev qib 0) lossis alkylphenol polyoxyethylene ether (xws li emulsifier OP -10). 3. Non-ionic auxiliaries Thaum acrylic fiber yog dyed nrog cationic thiab yooj yim dyes, tsuas yog tej yam uas tsis yog-ionic auxiliaries ntxiv, xws li leveling agent 0, emulsifier OP -10 thiab lwm yam. Tsis yog-ionic additives feem ntau ua si lub luag haujlwm ntawm kev sib kis, so thiab ntxuav, thiab feem ntau tsis muaj qhov cuam tshuam ntawm dyeing retarding. Non-ionic additives yog tsim nyog rau acrylic fibers uas tsuas muaj tsis muaj zog acidic pawg, uas muaj ib tug qeeb dyeing tus nqi. 4. Qee cov organic thiab inorganic ntsev dyeing auxiliaries. Thaum acrylic fibers yog dyed nrog cationic thiab yooj yim dyes, qee cov organic thiab inorganic ntsev yuav siv tau los ua dyeing auxiliaries. Feem ntau siv yog: 1) Urea Nws tsuas yog ua peb lub luag haujlwm: dye cosolvent; leveling tus neeg sawv cev; pH tswj. 2) Sodium sulfate Sodium sulfate tuaj yeem siv los ua tus neeg sawv cev pabcuam nrog qee yam kev cuam tshuam ntawm dyeing retarding. Qhov no yog vim hais tias cov sodium ion ua nrog cov acidic pawg ntawm cov fiber ntau thiab sulfate ion (tej zaum) ua nrog cov cation ntawm cov xim, yog li ncua cov txheej txheem dyeing thiab ua si ib co leveling nyhuv. 3) Ammonium sulfate acrylic fiber ntau dyeing feem ntau qeeb hauv qhov chaw tsis muaj qhov kub thiab ceev ceev hauv qhov kub thiab txias, uas tuaj yeem ua rau dyeing tau yooj yim, tshwj xeeb tshaj yog qee cov xim tsaus, xws li xiav navy. Ntxiv ammonium sulfate tuaj yeem txo cov dyeing uptake nyob rau hauv qhov kub thiab txias, uas yog qhov zoo kom tau txais qib dyeing. 3. Printing Auxiliary Txhawm rau kom tau txais cov txiaj ntsig dawb paug zoo rau kev luam tawm dawb ntawm acrylic fabrics dyed nrog disperse dyes, yuav tsum tau ntxiv tus neeg saib xyuas dawb. Ntxiv cov tshuaj tua kab mob dawb paug DCB, ib hom tshuaj ntxuav hniav dawb uas tiv taus cov nyhuv ntawm cov tshuaj ntxuav hniav dawb, tuaj yeem ua kom cov xim dawb ntawm cov tshuaj pleev xim dawb. Thaum luam ntawv nrog cationic dyes, ntxiv tartaric acid los yog citric acid rau cov luam ntawv muab tshuaj yog tsuas yog los tiv thaiv lub volatilization ntawm acetic acid tom qab luam ntawv thiab thaum lub sij hawm ziab, uas yuav ua rau kom pH nqi thiab ua rau kev puas tsuaj thiab discoloration ntawm ib co cationic dyes. Vim hais tias ob qho tib si tsis yog-volatile organic acids nrog siab melting point thiab kub kub taw tes, tus nqi pH ntawm acrylic fabrics yuav khaws cia nyob rau hauv acid ntau yam tom qab luam ntawv thiab steaming. 4. Kev ua tiav pab tiv thaiv pilling tiav ntawm ntshiab acrylic ntaub. Cov khoom tiav yog acrylic copolymer emulsion thiab silicone. Tom qab cov ntaub kho mob qhuav lawm, cov acrylic copolymer khi cov fibers nyob rau hauv daim ntawv ntawm dotted hais. Nyob rau hauv qhov kev txiav txim ntawm sab nraud quab yuam, qhov ua tau ntawm cov fibers slipping tawm mus rau saum npoo ntawm cov ntaub yog txo, yog li nws muaj peev xwm txhim kho cov pilling. Organosilicon reagents tsim cov yeeb yaj kiab zoo rau ntawm qhov chaw me me acrylic copolymer hais thiab fibers los txhim kho cov khoom tiv thaiv thiab pilling. Kev kho cov ntaub acrylic nrog dimethylformamide tuaj yeem txhim kho nws cov pilling. Cov softeners siv nyob rau hauv softening ntawm ntshiab acrylic fabrics feem ntau cationic, xws li softener EST, softener WKF, softener AFS, softener ES, softener HS thiab hais txog.