Lokacin da nake karama, nakan ji manya suna cewa, kar a ciji fensir, in ba haka ba za a yi maka guba da gubar! Amma a gaskiya, babban abin da ke cikin gubar fensir shine graphite, ba gubar ba, kuma ba za a kashe mu da guba ta hanyar shan wasu cizo biyu ba.
Akwai “sunaye” da yawa a cikin rayuwa waɗanda ba su dace da sunaye na “ainihin” ba, kamar fensir ba ya ƙunshi gubar, Tekun Matattu ba teku ba ne... Yin la’akari da ƙayyadaddun abu da suna kawai ba zai yi aiki ba. To, abin tambaya a nan shi ne, shin ana yin tawada ne kawai da “tawada”? Bari mu kalli yadda toner yake kama!
A kasar Sin, asalin tawada yana da wuri sosai, kuma akwai rubuce-rubucen tawada a kan kasusuwan baka na daular Shang, kuma kwararru sun gwada tawada a matsayin bakar carbon. Don haka ana kiran tawada na Sinanci kuma ana kiran tawada carbon, kuma toner kuma ana kiransa toner. Shin toner na firinta an yi shi da "tawada"? A gaskiya ma, yana nufin ba a yi shi da "carbon".
Idan aka yi la'akari da jerin abubuwan da ke cikin sinadarai za a ga cewa yana da resins, carbon black, caja agents, additives waje, da sauransu, daga cikinsu baƙar fata carbon yana aiki azaman mai canza launi, yana aiki azaman rini, kuma yana da aikin daidaita zurfin launi. . A taƙaice magana, guduro shine babban abin ɗaukar hoto na toner kuma shine babban ɓangaren toner.
A cikin rayuwa ta ainihi, hanyoyin samar da toner sun kasu kashi biyu: hanyar niƙa ta jiki da hanyar polymerization na sinadaran.
Daga cikin su, masana'antar sarrafa toner tana amfani da hanyoyi masu yawa na murƙushewa, waɗanda za su iya samar da toners masu dacewa da busassun busassun lantarki: gami da toner mai sassa biyu da toner guda ɗaya (ciki har da magnetic da non-magnetic). Wannan hanya na bukatar m cakuda m resins, Magnetic kayan, pigments, cajin kula jamiái, waxes, da dai sauransu, dumama don narke da guduro, kuma a lokaci guda a ko'ina dispersing da wadanda ba narkewa aka gyara a cikin guduro. Bayan an sanyaya da ƙarfafawa, sai a niƙa shi kuma a rarraba shi.
Tare da ci gaba da masu bugawa, abubuwan da ake buƙata don toner suna karuwa da girma, kuma samar da toner yana da kyau sosai. Hanyar polymerization na sinadarai shine fasaha mai kyau na toner, kamar yadda a farkon 1972, yanayin farko na polymerization toner na musamman ya bayyana a halin yanzu, fasahar ta kara girma.
Yana iya kera toner tare da ƙananan zafin jiki na narkewa, wanda zai iya biyan bukatun fasahar zamani don ceton makamashi da kare muhalli. By daidaita da sashi na dispersant, stirring gudun, polymerization lokaci da taro na bayani, da barbashi size of toner barbashi da ake sarrafawa don cimma sakamako na uniform abun da ke ciki, mai kyau launi da kuma high nuna gaskiya. Toner da aka samar ta hanyar hanyar polymerization yana da siffar barbashi mai kyau, ƙananan ƙwayar ƙwayar cuta, ƙunƙarar girman ƙwayar ƙwayar cuta da kuma ruwa mai kyau. Yana iya biyan buƙatun fasahar bugu na zamani kamar babban gudu, babban ƙuduri da launi.
Lokacin aikawa: Maris 28-2023
