PIGMENT YELLOW 139 – Mawu Oyamba ndi Kugwiritsa Ntchito
Pigment Yellow 139 ndi mtundu wofiyira wachikasu wachikasu wokhala ndi utoto wapamwamba kwambiri ukagwiritsidwa ntchito mu mapulasitiki. Ndibwino kuti mulowe m'malo mwa diarylide ndi lead chromate pigments. Kuthekera kwa PY139 ndi zowonjezera zamchere kungayambitse kusinthika komanso kuchepa kwa zinthu.
Ubwino wina wa Pigment Yellow 139 ndikuti, ili ndi zida zochepa mu HDPE. Oyenera PVC, LDPE, PUR, rabala, PP ulusi, ndi ntchito zochepa mu HDPE/PP.
Mu zokutira, Pigment Yellow 139 ndi mtundu wofiyira wachikasu womwe umathamanga kwambiri pakuwala komanso nyengo, makamaka mumithunzi yakuya. Kuwoneka bwino kwambiri kwa pigment organic. Oyenera kwambiri kuti apange mithunzi yowoneka bwino yachikasu ya utoto wopanda lead kapena wocheperako. Ziyenera kukumbukiridwa kuti kukana kwa alkalis amphamvu kwambiri m'makina ena omangira sikokwanira. Ndi inorganic pigments kuti m'malo chromium yellow. Zoyenera Paint Zagalimoto, Paint za Industrial, Paint Zokongoletsa. Mutha kuwona kufulumira kwa zosungunulira zonse ndizabwino pazolumikizidwa pansipa, komanso mawonekedwe ake abwino kwambiri.
Mutu wina womwe ndi wotchuka, anthu ochulukirachulukira amagwiritsa ntchito Pigment Yellow 139 m'malo mwa Pigment Yellow 83 tsopano. M'mbuyomu, Pigment Yellow 83 imagwiritsidwa ntchito kwambiri. Chifukwa cha kukwera mtengo kwa zinthu zopangira komanso kusowa kwakukulu kwazinthu, Pigment Yellow 139, yomwe ili ndi mthunzi womwewo (wofiira wachikasu), imasinthidwa kukhala mwayi wokwera mtengo. Chonde dziwani makamaka kukana kutentha, Pigment Yellow 139 imatha kufika 240C pomwe Pigment Yellow 83 imatha kufikira 200C. Osagwiritsa ntchito Pigment Yellow 83 mu ma polima pa kutentha kopitilira 200C. Kuwola kwa Diarylide Pigments mu ma polima pa kutentha pamwamba pa 200C kungapangitse kuchuluka kwa ma amine owopsa onunkhira.
Maulalo a Pigment Yellow 139 Mafotokozedwe:Pulasitiki ntchito; Kupaka ndi Kupaka ntchito.
Nthawi yotumiza: Dec-03-2020