Auduga mai tsafta—buɗewa—alkali—etherifying—neutralizing—raba—wankewa—rabawa, busarwa—zuba—rufe—rufe—buɗewar auduga da aka gama: ana buɗe auduga mai tsafta don cire ƙarfe, sannan a niƙa. Auduga mai tsafta da aka niƙa tana cikin siffar foda, kuma girman barbashi shine raga 80 kuma transmittance shine 100%. In ba haka ba, yana da sauƙi a haɗa tare yayin aikin amsawar kuma a rage ingancin etherification.
Alkalancin: Ƙara auduga mai laushi bayan buɗewa cikin wani sinadari mai narkewa mara narkewa, sannan a kunna shi da alkali da ruwa mai laushi don kumbura layin auduga mai tsaftacewa, wanda ke taimakawa wajen shigar ƙwayoyin sinadarai masu narkewa, kuma yana inganta daidaiton amsawar etherification. Alkalin da ake amfani da shi a cikin alkalancin shine hydroxide na ƙarfe ko tushe na halitta. Adadin alkali da aka ƙara (ta hanyar taro, iri ɗaya a ƙasa) shine sau 0.1-0.6 na auduga mai tsaftacewa, kuma adadin ruwan laushi shine sau 0.3-1.0 na auduga mai tsaftacewa; mai narkewa mara narkewa cakuda barasa da hydrocarbon ne, kuma adadin mai narkewa mara narkewa da aka ƙara shine auduga mai tsaftacewa. Sau 7-15: mai narkewa mara narkewa kuma zai iya zama barasa mai atom 3-5 na carbon (kamar barasa, propanol), acetone. Hakanan yana iya zama hydrocarbons na aliphatic da hydrocarbons masu ƙanshi; ya kamata a sarrafa zafin jiki a cikin 0-35°C yayin alkalancin; lokacin alkalancin shine kimanin awa 1. Ana iya ƙayyade daidaitawar zafin jiki da lokaci bisa ga buƙatun kayan da samfurin.
Etherification: Bayan maganin alkali, a ƙarƙashin yanayin injin, ana yin etherification ta hanyar ƙara etherifying, kuma etherifying shine propylene oxide. Domin rage yawan amfani da etherifying, a cikin tsarin etherification, ana ƙara etherifying sau biyu, adadin ƙarin farko shine sau 1-3.5 na auduga mai tsafta, kuma jimlar adadin ƙarin biyu shine sau 1.5-4 na auduga mai tsafta. Bayan ƙara etherifying a karon farko, a juya a zafin jiki na ≤30°C na minti 45-90, sannan a dumama har zuwa 50-100°C don etherification, lokacin shine awanni 1-5, sannan a huce zuwa ≤30°C, Sai a ƙara etherified Jing a karo na biyu a juya, lokacin juyawa shine mintuna 30-120, sannan a dumama har zuwa ? ? Yi aikin etherification, lokacin shine awanni 1-4, a wannan lokacin, auduga mai laushi da wakilin etherifying suna amsawa gaba ɗaya don samar da H-HPC.
Narkewa da marufi: busasshen samfurin wannan ƙirƙira ana niƙa shi kuma ana tace shi. Girman barbashi na samfurin da aka niƙa da aka niƙa na wannan ƙirƙira shine raga 40 kuma na'urar watsawa ita ce 10096, ko kuma bisa ga buƙatun mai amfani. Sannan a saka shi a cikin masana'anta.
Lokacin Saƙo: Oktoba-13-2022