Dyeing Khoom Ntawm Cov Qib Txawv Uas Muaj Me

Suede fabrics yog ua los ntawm microfiber ntaub. Vim hais tias nws muag muag, du, muag heev, txhuam, suede, xis hnav, thiab kev coj ua zoo, nws nyiam los ntawm cov neeg tau txais kev pab.

Tam sim no, muaj ntau ntau yam ntawm suede fabrics nyob rau domestic lag luam, tab sis cov ntaub style thiab dyeing zoo yog txawv. Vim yog qhov chaw loj ntawm ultrafine fiber ntau thiab cov qoob loo adsorbed, nws yooj yim ua rau pluag dyeing, tsis muaj xim xim ceev thiab tsis sib luag dyeing. Cov style thiab xim xim ntawm cov suede fabrics hauv cov teb chaws txawv tebchaws feem ntau siab, thiab ntau lub chaw lag luam tsis tuaj yeem ua raws li cov kev cai. Vim li no, cov teeb meem no tau ua rau ntau plab hnav cov ntawv luam thiab cov lag luam.

Raws li cov yam ntxwv ntawm cov kob-hom sib txuam superfine polyester yarn, ntawm qhov kev tshawb nrhiav qhov txo kev kho mob ntawm suede ntaub, tus qauv me me suede cov khoom uas txawv cov qauv teebmeem raug tsim thiab tsim. Dyeing kev ua tau zoo, kev sib tham ntawm dyeing kub, lub sij hawm, kev nqa qaub thiab dye fastness.

1 qhov kev sim

1.1 Cov Khoom

Me me qauv suede ntaub, warp thiab weft ceev yog 620 pieces / 10cmx300 pieces / 10cm, dav yog 160cm; warp khoom: 116.7dtexex / 36f polyester mev txwv kab (37 Islands); Cov khoom nyhav: 222.2dtex / 96f polyester DTY, ua ntej Qhov hnyav poob ntawm qhov kho cov ntaub ntawv yog 18.79%, thiab qhov nqaij mos ntawm qhov yog 217 g / m2.

Disperse liab ERD, disperse daj ERD, disperse ntsuab ERD, disperse golden E3RL, disperse ci ntsa iab E4R, disperse liab E4R, tag nrho qib qib; ammonium sulfate, tshuaj xyuas qhov tseeb; sodium acetate, analytical qib; caustic dej qab zib, qib qib; soda tshauv, Muaj qib; CE100 chelate dispersant, qib qib.

1.2 Ntsuas

XW-HGL-12 lub tshuab infrared dais; FA2104SN tus nqi hluav taws xob; 721 spectrophotometer; L-12-20-24A-2Z oscillation xim tester; fais fab tuag tshuab ziab khaub ncaws; PHS3C acidity meter; Datacolor600 xim ntsuas xim xim sib tov.

1.3 txoj kev

1.3.1 Kev txiav txim siab ntawm qhov dyeing rate ntawm disperse dyes

Pipette txhua txhua 1 mL ntawm dye tov ua ntej thiab tom qab dyeing rau hauv 10 mL volumetric hwj, ntxiv acetone rau lub cim, thiab ntsuas qhov optical density D1 thiab D2 ntawm cov xim tov ntawm qhov siab tshaj plaws haum wavelength nrog 721 spectrophotometer.

Feem pua ntawm dyeing = (1-D2V2 / D1V1) x 100%

Qhov twg: D1 yog qhov pom kev dyeing ntawm dyeing ua ntej dyeing; D2 yog lub teeb ntom ntawm dyeing kua tom qab dyeing

Kawm tiav; V1 yog qhov ntim ntawm cov kua dej ua ntej dyeing; V2 yog qhov ntim ntawm cov kua qaub thaum dyeing.

1.3.2 Txiav txim seb qhov hnyav nyob rau hauv lub tshuab fiber ntau npaum li cas

Sib txawv cov ntsiab lus ntawm cov xim zas tau npaj los ntawm kev siv N, N-dimethylformamide hnyav, thiab lawv optical densities raug ntsuas ntawm qhov siab tshaj plaws qhov tsis txaus siab wavelength, thiab cov curves ua hauj lwm ntawm kev zas ntawm dye thiab dyeing optical ntom tau raug txiav txim.

Nyhav 0.0500g ntawm cov qauv dyed, ntxiv rau ib qho me me ntawm N, N dimethylformamide kua, thiab kub kom txog thaum lub zas ntawm cov qauv yog rho tawm tag nrho. Hloov kev daws mus rau 25mL volumetric hwj thiab ntxiv N, N dimethyl formamide tau ntxiv rau lub cim, thiab 5 mL ntawm cov tshuaj tau pauv mus rau 25 mL volumetric hwj. Qhov pom kev ntawm cov tshuaj kho tau raug ntsuas ntawm qhov siab tshaj plaws ntawm lub cev ntws, thiab lub nrig concentration yog tau los ntawm lub zuag lo thiab qhov kho qhov muag pom kev zoo los xam cov nqi ntawm cov xim hauv cov roj.

1.3.3K / S kev txiav txim siab

K / S nqi ntawm dyed fabric tau sim siv lub Datacolor 600 color matching system.

1.3.4 Kev ntsuam xyuas ntawm xim nruj

1) Xem ceev nrawm rau ntxuav raws li GB / T3921.31997eqvISO105-C03: 1989 <>

Kev kuaj ntshav khov kho ntawm cov quav - Ntxuav lub nrooj: Kuaj 3 >> Tus qauv raug kuaj los ntxuav lub nrawm ntawm lub SW-12 ntxuav lub nro kom ceev nrooj.

2) Xim khov kho kom khaus

Cov kev kuaj tau raug kuaj los ntawm kev mob ceev nrooj raws li GB / T39201997 eqvISO 105-X12: 1993 < kev="" txiav="" txim="" siab="" ntawm="" rubbing="" fastness="" ntawm="" textile="" xim="" xyaw="" kev="" xeem="" ntawm="" y571b="" muab="" tshuaj="" ntxuav="" ceev="">

3) Sublimation xim xim xis

Raws li GB / T57181997eqvISO105-P01: 1993 < textile="" xim="" ceev="" nrig="" txoj="" kev="" ntsuas="" cua="" kub="" cev="" (tshwj="" tsis="" yog="" kub="" nias)="" xim="" ceev="" ntawm="" lub="" yg="" (b)="" 605="" hom="" ironing="" sublimation="" xim="" ceev="" nrig="" tester="" kev="" kuaj="" ceev,="" qhov="" kub="" (180="" ±="">

2 xav tau thiab sib tham

2.1 Qhov kub nyob ntawm disperse dyed suede

Ob hom 6 dyes siv, namely disperse liab ERD, disperse daj ERD, disperse ntsuab ERD, disperse golden E3RL, disperse cov xim xiav E4R thiab disperse liab E4R ntawm ib feem ntawm 2% (owf) thiab ammonium sulfate huab hwm coj concentration. 1g / L, nrog glacial acetic acid kho lub pH rau 5, daig ntawm da dej ntawm 50: 1, qhov kub ntawm qhov suede dyed ntawm txawv kub rau 1h (100 ° C thiab 100 ° C los yog ntau dua, vim tias kub sawv txheej txheem, yog li qhov ntsuas yog 100 ° C rau 45 min Cov kub tau 42 min ntawm 110 ° C, 38 min ntawm 120 ° C, 36 min ntawm 125 ° C, thiab 34 min ntawm 130 ° C. / S qhov kev ntsuas tau raug ntsuas.Qhov kev ntsuas tau pom muaj nyob hauv daim duab 1 thiab 2.

Nws tuaj yeem pom los ntawm daim duab 1 tias thaum lub zis kub yog qis dua 70 ° C, qhov dye uptake rate ntawm ntau cov dyes tsis hloov yig, thiab cov kev siv zas nqi qis tsis qis. Raws li qhov kub nce, qhov kub yog siab tshaj qhov iav hloov ntawm qhov hluav taws xob polyester. Dye uptake tus nqi ntawm dyes yog obviously zoo tuaj. Thaum twg qhov kub txog 110 ° 120 ° C, tus zauv nce nqi ntawm ntau yam dyes nce mus txog qhov siab tshaj tus nqi, qhov kub nce ntxiv, thiab lub zis nce nqi txo. Thaum suede dyed nrog disperse dyes, qhov kub siab tshaj dyeing yuav tsum yog 10-20 ° C qis tshaj qhov siab tshaj plaws dyeing qhov kub (130 ° C) ntawm cov ntaub nplaum polyester. Yog vim li cas tej zaum yuav qhov txawv ntawm cov txheej txheem supramolecular ntawm hom kob hom superfine polyester fiber ntau thiab polyester fiber ntau. Piv nrog polyester fiber ntau, cov kob hom superfine polyester fiber muaj tsawg molecular orientation, siab amorphous cov ntsiab lus, thiab tsis muaj cov qauv cortical cuab kev. Cov yeeb yaj kiab molecular muaj qhov siab tshaj ntawm qhov ncau ntawm tus pas ntsuas kub tib lub sijhawm. Lub pores yog yooj yim dua, yog li cov xim dyeing ntawm hom kob ultrafine fibers yog siab, thiab dyeing unevenness yog yooj yim rau tshwm sim, tshwj xeeb tshaj yog nyob rau hauv siab kub (130 ° C), thiab cov desorption tus nqi ntawm cov xim zas ntawm cov kub yog siab. Lub dyeing tus nqi zoo heev li, txawm tshaj cov adsorption tus nqi, kom cov xim uas tau raug adsorbed mus rau cov fiber yog detached los ntawm cov fiber, thiab yog li tus dyeing tus nqi qis dua li ntawm 110 rau 120 ° C. Yog li no, qhov ntsuas kub yuav tsum tsis txhob siab dhau, thiab qhov sov so yuav tsum tsis txhob ceev ceev, uas yog siv rau kev kho ntawm cov zas thiab kev txhim kho ntawm qhov zuaj qeeb. Nws muaj peev xwm pom los ntawm daim duab 2 tias K / S qhov tseem ceeb ntawm lwm tsib dyes yog maximal ntawm 110 ° C tsuas yog rau cov dispersion ntawm ntsuab ERD ntawm qhov kub ntawm 120 ° C, uas kuj qhia tias suede ntaub. Qhov kub siab tshaj plaws yog 110 ~ 120 ° C.

2.2 Nqa dyes txhim khu lub dyeing ntawm suede

Pipette 0.1g / L ntawm dispersed liab ERD niam cawv 25, 20, 15, 10, 5, 2.5mL rau hauv ib lub 50mL volumetric hwj, ntxiv N, N dimethylformamide rau lub scale, thiab nias 1 ~ 6 rov qab numbering. Dye nrog rau lub nruab nrab ntawm qhov nruab nrab yog xaiv los ntsuas nws txoj kev nqhis dej ntawm qhov siab tshaj plaws (λmax) rau ntawm ib qho chaw spectrophotometer, thiab ces qhov absorbance ntawm txhua cov xim tov nyob hauv lub Volumetric hwj Khov 1 txog rau No. 6 yog ntsuas ntawm no wavelength, raws li qhia hauv daim duab 3.

Lub suede yog dyed nrog disperse liab ERD ntawm ntau cov zauv feem sib txawv ntawm tus nqi ntawm 3 ° C / min nyob rau hauv rooj plaub ntawm ammonium sulfate ntawm 1 g / L, pH kho rau 5 nrog glacial acetic acid, thiab da dej ntawm 50: 1. Qhov kub yog tsa mus rau 50 ° C, tom qab ntawd ces tsa mus rau 90 ° C ntawm tus nqi ntawm 1 ° C / min, tuav rau 20 feeb, tom qab ntawd ntsuas ntawm 1 ° C / min mus txog 120 ° C rau 50 feeb, thiab ces poob rau 70 ° C ntawm tus nqi ntawm 1 ° C / min; Thaum kawg, nws tau ntxuav nrog 2 g / L ntawm Na2CO3 thiab 2 g / L ntawm detergent rau 20 min ntawm 80 ° Cmin. Tus nqi K / S thiab cov ntsiab lus ntawm cov ntaub qhwv tau txiav txim siab, thiab cov txiaj ntsim tau tshwm nyob rau hauv daim duab 4 thiab 5, feem.

Nws muaj peev xwm pom los ntawm daim duab 4 tias feem ntau ntawm cov feem tawg paj liab tau nthuav tawm los ntawm 1% (owf) mus 14.0% (owf), thiab dyeing tus nqi ntawm lub zis hauv suede nce linearly ntawm 10 g / kg mus 113.5 g / kg. Txawm li cas los xij, tom qab cov qis hnyav feem ntau nce mus txog 14% (tshuav qis), qhov kev ua kom tu qab yuav tsum maj mam li ua rau qe loj feem ntau ntxiv. Qhov no qhia tau hais tias cov disperse zas muaj ib txoj kev txhim kho zoo dua rau ntawm txoj hnyiab ntawm suede npuag. Nws muaj peev xwm pom los ntawm daim duab 5 tias K / S nqi ntawm suede npuag kuj nce nrog qhov nce ntawm cov xim ziab, tab sis nce tus nqi ntawm K / S nqi qis dua thaum qhov loj feem ntawm qhov zas tuaj txog 12.0 %.

2.3 Dyeing txheej txheem ntawm cov qauv me me suede ntaub

Vim tias thaj chaw ntawm polyester microfibers loj dua qhov uas zoo tib yam ntawm polyester fibers, qhov ceev ntawm dye adsorption los ntawm cov xim da dej yog ceev npaum li cas, thiab muaj ntau dua dyeing tsawg sov (40 ~ 50 ° C), yog li ntawm (40) Lub ntsuas cua kub yuav tsum tswj xyuas nruj hauv thaj tsam ~ 50 ° C). Tsis tas li ntawd xwb, vim hais tias microfiber muaj ib qhov chaw loj loj thiab ib qhov chaw uas tsis haum, qhov adsorption tus nqi ntau dua qhov uas cov pa fiber ntau, thiab qhov latitude thiab longitude sib txawv ntawm suede npuag loj, ua rau pluag leveling cuab yeej. Raws li cov ntaub ntawv [qhia txog, nyob rau hauv 90 ~ 95 ° C thaj tsam rau ib lub sijhawm ntawm lub sijhawm muaj kev ntxim nyiam zoo. Tsis tas li ntawd, thaum lub sijhawm cua sov txheej txheem, lub zas dye yog dyed tib lub sij hawm raws li lub dyeing, thiab lub cua sov lub sij hawm yog lub caij nyoog ntev. Txawm hais tias nws tsis yog nyob rau ntawm lub ntsuas kub, thaum lub sijhawm cua sov, lub dye yog dyed tib lub sij hawm, thiab lub dyeing yog qis qis. Cov cua sov tus nqi tuaj yeem ua kom ncau tsis ua haujlwm rau hauv ib sab tes, thiab ntxiv dag zog rau kev hloov qis ntawm lwm tes, uas zoo rau kev sib tw.

Nws tuaj yeem pom los ntawm kev sim uas suede npuag muaj qhov siab tshaj plaws dyeing tus nqi thiab K / S nqi ntawm 110 ~ 120 ° C, yog li qhov siab tshaj plaws ntawm qhov suede ntaub yog 110 ~ 120 ° C. Nyob rau tib lub sijhawm, thiaj li yuav ua rau kom muaj kev sib tw thiab xim yau, nws yog qhov tsim nyog yuav tsum tau sov so rau ib lub sijhawm.

Yuav tsum tau them nyiaj tshwj xeeb rau tus txheej txheem thiab kev tsim: 1) Txhawm kom txo qhov kub thiab txias kom txias thiab tswj qhov dyeing rate; 2) Tswj cov cua kub thiab cua txias kom tswj; 3) Tswj lub sij hawm kub kub kom zoo dua qub; 4) Ntxiv cov nqi tsim nyog Cov neeg kub kub khiav dejnum siab kom nce siab; 5) Muab cov khoom muag rau hauv lub dab da dej kom tiv thaiv tau cov pob txha thiab khawb qhov fluff; 6) Txhawm rau kom muaj xim nruj, ua kom tsis txhob tu.

Los ntawm cov kev sim thiab kev ntsuam xyuas, tus qauv ntawm cov qauv me me kev dyeing txheej txheem yog txiav txim siab raws li: disperse dye x% (owf); chelate dispersant 1g / l; leveling tus neeg saib xyuas 1g / L; da dej softener 1g / l; nrog glacial acetic acid Lub pH raug kho rau 5; sodium acetate 1 g / L; da dej piv 1:20.

2.4Reduction tu txheej txheem ntawm me me qauv suede ntaub

Yuav kom txhim kho cov xim xim ntawm cov qauv me me, zoo li qhov yuav tsum tau tu. Txo cov mis mos thiab cov txheej txheem: ntxiv 2g / L sodium carbonate thiab 2g / L xab npum, kub txog 80 ° C ntawm 3 ° C / min, kom sov so rau 20min, tom qab txias 70 ° C ntawm 3 ° C / min, tom qab ntawd siv dej sov so. Cov txheej txheem dyeing thiab kev txo cov txheej txheem tu hauv tsev yog qhia nyob hauv daim duab 6.

Xim khov ntawm 2.5 feem me me suede ntaub

Lub dyeing fastness ntawm cov ntaub ntsuas tom qab dyeing tus qauv me me suede ntaub thiab txo qhov kev tu ncua kev txiav txim siab los ntawm 2.4 raws li tus txheej txheem dyeing txiav txim siab nyob rau hauv 2.3 yog muaj nyob rau hauv Tables 1 thiab 2. Nws tuaj yeem pom los ntawm cov ntaub ntawv hauv lub rooj uas tus txheej txheem me me qauv suede npuag kho raws li txoj kev 2.3 dyeing thiab 2.4 txo txoj kev tu vaj tse tuaj yeem muab cov teebmeem zoo dua hais txog kev ntxuav kev nrawm, sublimation ceev thiab rubbing xim ceev nrooj.

3 cov lus xaus

1) Cov txheej txheem dyeing ntawm tus qauv me me suede ntaub muaj ib tug siab nyob ntawm kub. Nws yog tsim nyog los txo thawj zaug kub thiab ntsuas qhov sov so. Qhov txheej txheem dyeing zoo tshaj yog: pib dyeing ntawm 40 ~ 50 ° C, tom qab ntawd maj mam sov txog 90. Lub dyeing yog kwv rau 20 min ntawm ° C, thiab tom qab ntawd maj mam rhaub kom 110 ~ 120 ° C rau 50 min.

2) Dyeing txheej txheem, yuav tsum tsim kom muaj tus kab mob siab thiab cov khoom muag hauv qhov da dej yuav tsum tau ntxiv rau kom muaj cuabkav ua tau zoo, tiv thaiv cov ntaub qhwv tawm ntawm tes, khawm fluff, thiab cuam tshuam cov qauv ntaub.

3) Txhawm rau kom muaj xim zoo nkauj, nws yuav tsum tau ua kom tsis txhob tu. Kev tsim kom txo cov dej ua kua xyaw yog: 2g / L sodium carbonate thiab 2g / L xab npum, thiab nws txo thiab ntxuav hauv 80 ° C rau 20min.

4) Dyeing raws li qhov zoo tshaj plaws dyeing txheej txheem, tom qab txo thiab ntxuav, cov ntaub yuav tau txais xim dua nrawm.

Tiv tauj peb: Zhong min

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