Pigment Yellow 150 CAS 68511-62-6/25157-64-6
Pigment Yellow 150 CAS 68511-62-6/25157-64-6 chiyambi
Yellow 150 ndi mtundu wa pigment wokhala ndi dzina la mankhwala diazaza 7-nitro-1,3-bisazine-4,6-dione. Ndi ufa wachikasu wokhala ndi kuwala kwabwino, kukana kwa abrasion ndi kukhazikika.
Yellow 150 imagwiritsidwa ntchito kwambiri mu utoto, inki, mapulasitiki, mphira ndi zina. Itha kugwiritsidwa ntchito kupangira zinthu kuti zipereke mtundu wachikasu wowoneka bwino. Kuphatikiza apo, Yellow 150 itha kugwiritsidwanso ntchito pazojambula ndi zolemba monga kujambula ndi masitampu amphira.
Pali njira ziwiri zazikulu zopangira chikasu cha 150. Imodzi ndi nitrate 1,3-bisazine-4,6-dione, kenaka muzichita ndi sodium hydroxide, ndipo potsiriza fyuluta, kusamba ndi kuuma kuti mupeze chikasu cha 150 pigment. Njira ina ndi kudzera muzochita za Mannich, ndiye kuti, 1,3-bisazine-4,6-dione imawonjezedwa ku nitric acid, kenako imatenthedwa, kusungunuka ndikusefedwa ndi ammonia, ndipo pamapeto pake imasefedwa, kutsukidwa ndi kuuma kuti ipeze. yellow 150 pigment.
Chidziwitso chachitetezo: Yellow 150 ndi chinthu chotsika kawopsedwe, komabe ndikofunikira kulabadira njira zodzitetezera. Mukamagwiritsa ntchito, pewani kutulutsa tinthu tating'ono kapena fumbi, ndipo muzimutsuka nthawi yomweyo ndi madzi ngati mwakhudza khungu kapena maso. Iyenera kusungidwa bwino, kutali ndi magwero a moto ndi okosijeni, ndipo pewani kukhudzana ndi zidulo zolimba, ma alkali amphamvu ndi zinthu zina. Mukalowetsedwa kapena kupumitsidwa, pitani kuchipatala mwamsanga.
