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Melamine tsis muaj formaldehyde
Qhov tshwj xeeb tshaj plaws ntawm tus neeg sawv cev tanning melamine uas tsis muaj formaldehyde yog nws qhov kev xaiv rau kev sau.
Nws tuaj yeem ua kom tiav cov chaw mos xws li ntug thiab lub plab ntawm daim tawv nqaij, daws tau qhov teeb meem ntawm qhov chaw xoob, thaum tswj cov kab noob ntuj hauv cov chaw ruaj khov xws li kab nraub qaum.
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Cov tshuaj amino
Tus neeg sawv cev tanning Amino resin yog "tus tswv ntawm kev ua kom zoo nkauj" hauv cov txheej txheem rov ua kom tawv nqaij tanning. Los ntawm kev xaiv zoo heev, nws ua haujlwm raws nraim rau ntawm cov chaw mos xws li ntug thiab cov seams ntawm daim tawv, txo qhov sib txawv ntawm qhov chaw thiab daws qhov teeb meem ntawm qhov chaw xoob. Tib lub sijhawm, nws muab cov tawv nqaij ib qho kev xav tshwj xeeb ntawm kev puv, kev ruaj khov thiab elasticity. Yog tias tus neeg sawv cev tanning acrylic yog lub luag haujlwm rau "kev sau thiab mos", tus neeg sawv cev tanning hluavtaws yog lub luag haujlwm rau "kev hloov kho tag nrho", ces qhov tshwj xeeb ntawm tus neeg sawv cev tanning amino resin yog "kev ua kom ruaj khov thiab kev xaiv sau".
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tshuaj pleev xim hluavtaws
Syntan yog hom khoom siv dav tshaj plaws thiab muaj ntau yam hauv kev tsim tawv nqaij. Nws tuaj yeem suav hais tias yog ib hom tshuaj tanning "kho kom haum" los ntawm cov txheej txheem tshuaj lom neeg. Nws ua raws li cov qauv ntawm cov nroj tsuag tanning, tab sis muaj cov yam ntxwv yooj ywm dua thiab tswj tau. Nws yog lub hauv paus tseem ceeb rau kev tswj hwm qhov xav, cov khoom ntim, kev ua haujlwm zas xim thiab txo tus nqi ntawm tawv hauv kev tsim tawv niaj hnub.
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Kev ua kom tsis muaj zog ntawm Tannin
Cov tannin neutralizing yog ib yam khoom siv tshwj xeeb uas siv rau hauv cov txheej txheem rov tanning tawv. Nws feem ntau yog siv rau hauv cov txheej txheem neutralization ntawm cov tawv chrome-tanned. Nws lub luag haujlwm tseem ceeb tsis yog tsuas yog neutralize alkali, tab sis kuj kho qhov pH ntawm daim tawv nqaij los ntawm nws cov khoom buffering thiab restraining, thaum loosen cov fibers thiab firming qhov nto, yog li tsim cov xwm txheej zoo tshaj plaws rau kev rov tanning, dyeing, thiab roj tom qab.
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Tus neeg sawv cev rau acrylic retanning PB
Cov tshuaj pleev xim acrylic yog ib qho ntawm cov khoom siv tseem ceeb tshaj plaws hauv cov txheej txheem rov ua kom tawv nqaij tanning. Nws feem ntau daws qhov tsis sib xws ntawm cov tawv los ntawm kev xaiv cov chaw xoob ntawm cov tawv (xws li thaj tsam plab thiab sab nraud), yog li txhim kho qhov zoo ntawm cov tawv hauv cov nqe lus ntawm kev puv, mos, thiab tiv taus lub teeb. Nws yog ib qho khoom siv tseem ceeb hauv kev tsim cov tawv zoo niaj hnub, suav nrog cov tawv rooj zaum, tawv khau sab saud, thiab tawv khaub ncaws.
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Cov tshuaj ntxiv rau kev tsau dej
Cov khoom siv pab kom ntub dej yog cov khoom siv tseem ceeb hauv theem npaj ua tawv. Feem ntau lawv siv los kho cov tawv nqaij nyoos (tshwj xeeb tshaj yog cov tawv nqaij ntub ntsev lossis cov tawv nqaij qhuav) kom rov qab zoo li qub sai thiab sib npaug, thaum ntxuav cov av thiab qee cov roj ntawm cov tawv nqaij, thiab ua kom lub hauv paus ruaj khov rau kev ua tom qab.
