Nkhani- HUASHIL
Kugwiritsa ntchito PnB ndi DPnB
Ma solvent a ether a mowa ndi ma solvent okhala ndi mpweya, makamaka ma ether a ethylene glycol ndi propylene glycol omwe ali ndi mpweya wochepa. Pali ma ether bond ndi magulu a hydroxyl omwe ali mu kapangidwe kake. Choyamba ndi lipophilic ndipo chimatha kusungunula ma hydrophobic compounds, pomwe chachiwiri ndi hydrophilic ndipo chimatha kusungunula ma solvents osungunuka m'madzi. Ma solvent a ether a mowa amasakanizidwa ndi ma solvents ena mu utoto wopangidwa ndi solvent. Khalidwe lawo ndilakuti amatha kusunga kusalala kwa filimu yophimba pambuyo poti ma solvents ambiri asungunuka. Ma solvent a ether a mowa amakhala ndi mgwirizano wabwino ndi madzi ndipo amagwiritsidwa ntchito kwambiri mu ma solvents ochokera m'madzi monga ma cosolvents ndi ma coupling agents.
Propylene glycol butyl ether PnB
l Itha kugwiritsidwa ntchito m'zophimba zonse zogwiritsa ntchito madzi ndi makina a inki ogwiritsidwa ntchito m'madzi monga chosungunulira komanso chothandizira kupanga filimu. Ili ndi mphamvu yabwino yowongolera fungo ndipo imatha kuchepetsa kutentha kwa kupanga filimu. Monga utoto wa magalimoto wogwiritsa ntchito madzi, utoto wa mafakitale, ndi inki yosindikizira yogwiritsa ntchito madzi.
l Amagwiritsidwa ntchito mu mafomula oyeretsera m'nyumba, makamaka mu mafomula ochotsera mafuta kukhitchini.
l Mu zotsukira zapakhomo zolimba, zimatha kuwonjezeredwa ndi DPnB kuti ziwonekere bwino.
l Mu zotsukira zamafakitale zomwe zimafunidwa kwambiri, kusintha kwa madzi kumachotsedwa
l Amagwiritsidwa ntchito mu njira zopumulitsira mpweya
Dipropylene glycol butyl ether DPnB
l Mu utoto wamatabwa wochokera m'madzi, umagwiritsidwa ntchito ndi DPM kapena DE ngati chosungunulira komanso chothandizira kupanga filimu, ndipo zotsatira zake zimakhala zabwino kwambiri.
l Monga chothandizira kupanga filimu pa zokutira za polyurethane zochokera m'madzi
l Monga chosungunulira mu inki yosindikizira yopangidwa ndi madzi, ili ndi zotsatira zabwino kwambiri zosindikizira komanso zofunikira kwambiri pa fungo.
l Yogwiritsidwa ntchito posindikiza pazenera yomwe siifuna fungo
l Mu zotsukira zapakhomo zolimba, zitha kugwiritsidwa ntchito pamodzi ndi DPnB, ndipo zotsatira zake zotsukira n'zoonekeratu.
l Kugwiritsa ntchito mu njira zoyeretsera magalasi ndi njira zoyeretsera mafuta kukhitchini, zotsatira zake zoyeretsera ndizodziwikiratu.
l Yogwiritsidwa ntchito m'mafakitale oyeretsera omwe safuna fungo
l Mu makampani opukutira madzi apakhomo, amagwiritsidwa ntchito limodzi ndi DPnP.
l Ndi bwino kugwiritsa ntchito mu zinthu zotsukira inki.


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