1. Tshem tawm impurities rau ib tug huv npuag puag
Cov ntaub nplej nyoos muaj cov khoom siv thiab hluavtaws hluavtaws uas cuam tshuam nrog Dyeing / Tiav:
Paj Rwb:Waxes, pectins, noob tawg (6-8 qhov hnyav)
Tsiaj:Lanolin (roj), zaub ntsuab
Silk:Sericin (Guating)
Synthetics (polyester / nylon):Sear tiav, Antistatic Tus Neeg Sawv Cev
Blends:Kev sib xyaw nrog cov tshuaj tsis huv uas yuav tsum muaj kev kho mob
Lub txim ntawm skipping:
→ Tsis yooj kev nqus kom haum → thaj xim
Wettability → Cov tsis pom zoo hauv cov luam ntawv digital
2. Ua kom tiav cov khaub ncaws tsis zoo & luam ntawv
Pretricate kom ntseeg tau:
Kev ua siab zoo(Qhov tseem ceeb rau cov xim nkag)
Kev Ntaus Tseg ntawm Hydrophobic Teeb Meem(piv txwv li, paj rwb waxes)
Yeej zoo li whiteness(ntawm kev ua kom dawb rau cov xim qaim)