Lithopone wani farin fenti ne wanda ya ƙunshi cakuda barium sulfate da zinc sulfide, yawanci a cikin rabo na 1: 1. An haɗa shi ta hanyar haɗin sinadarai tsakanin barium sulfide da mafita na zinc sulfate, wannan mahaɗin da ba shi da tsari ya kasance babban abin da ake amfani da shi a cikin rufin masana'antu, robobi, da kayan kwalliya tsawon sama da ƙarni, wanda aka kimanta shi saboda farinsa mai haske, haske, da kuma ingancinsa na farashi.
Ɗaya daga cikin halayen da lithopone ke da shi shine ƙarfin ɓoyewa mai yawa, wanda ke yin karo da titanium dioxide a wasu aikace-aikacen, wanda hakan ya sa ya dace da kammalawa mara haske. Yana nuna kyakkyawan juriya ga alkalis, kodayake yana da saurin kamuwa da acid, wanda zai iya lalata tsarinsa. Ba kamar wasu launuka ba, lithopone ba ya canzawa a ƙarƙashin haske, yana tabbatar da kwanciyar hankali na dogon lokaci a cikin samfuran waje da na cikin gida. Rashin shan mai kuma yana ƙara ƙarfin aikinsa a cikin fenti da tawada, yana ba da damar amfani da shi cikin sauƙi da ingantaccen kwarara.
A tsarin ƙera, ana haɗa ruwan barium sulfide mai tsabta da zinc sulfate, wanda ke haifar da kwararar ƙwayoyin lithopone, waɗanda daga nan ake tace su, a wanke su, a busar da su, sannan a niƙa su don cimma daidaiton girman ƙwayoyin—yawanci suna farawa daga micrometers 0.5 zuwa 5. Wannan niƙa mai laushi yana ƙara watsewar sa a cikin matrices daban-daban, daga fenti mai tushe zuwa resins na filastik.
Masana'antar shafa fenti ta dogara sosai kan lithopone don fenti na ciki, faranti, da enamel, inda take samar da tushe fari iri ɗaya kuma tana inganta rufewa. A cikin robobi, tana aiki a matsayin mai cikewa da kuma yin fari a cikin kayayyaki kamar bututun PVC, kayan wasa, da marufi, wanda ke haɓaka kamanni da daidaiton tsarin. Tsarin kayan kwalliya, kamar foda da man shafawa na fuska, suna amfani da lithopone don ƙarewarta mai laushi da ikon haskaka haske, yana ba fata laushi, sautin daidai.
Lokacin Saƙo: Yuli-09-2025