Matsayin haɓaka fasahar samar da HPMC da aiwatar da hydroxypropyl methyl cellulose a cikin Sin

Matsayin haɓaka fasahar samar da HPMC da aiwatar da hydroxypropyl methyl cellulose a cikin Sin

Hydroxypropyl methyl cellulose HPMCdon samar da cikin gida na yanzu an ba da fifiko ta hanyar fasahar hanyar ruwa, wannan fasaha tana wakiltar cibiyar bincike da masana'antar sinadarai ta wuxi a sashin bincike na kasar Sin a shekarun 1970s, sakamakon binciken da aka samu kan ci gaba, na asali shi ne iskar gas. lokaci Hanyar etherification dauki, saboda kayan aiki ba daidaita da kasar mu, sa'an nan yi aiki fitar da ruwa lokaci hanya etherification dauki, Ya zuwa yanzu high wanka rabo ruwa lokaci etherification dauki tsari hanya ne har yanzu babban samar da tsari na wasu sanannun cellulose ether masana'antun. .

Domestic hydroxypropyl methyl cellulose HPMC samar kullum yana amfani da mai ladabi auduga matsayin albarkatun kasa (wasu masana'antun kuma fara kokarin yin amfani da itace ɓangaren litattafan almara), da kuma gida grinder nika ko kai tsaye amfani da mai ladabi auduga alkalization, etherification ta yin amfani da binary gauraye Organic sauran ƙarfi, dauki a tsaye reactor.Tsarin tsarkakewa yana amfani da tsari na ɗan lokaci wanda aka cire ƙawancen kwayoyin halitta a cikin reactor kuma ana tsabtace ɗanyen samfurin ta hanyar wankewa da bushewa da yawa ta hanyar gogewa da centrifuges.Gama samfurin sarrafa tare da tsaka-tsaki granulation, karkashin yanayin dumama (akwai kuma masana'anta ba tare da granulation), bushewa da murkushe al'ada hanya, mafi yawan na musamman aiki ne kawai jinkirta hydration lokaci na samfurin (da sauri narke) aiki ba tare da mildew hana da kuma rarraba aiki. , marufi amfani da manual hanya.

Hanyar lokaci na ruwa yana da abũbuwan amfãni masu zuwa: kayan aiki na kayan aiki na kayan aiki na ciki yana da ƙananan, ƙarfin ƙarfin kayan aiki yana da ƙananan, ƙananan haɗari;Bayan yin ciki a cikin lye, ana iya fadada cellulose gabaɗaya kuma a daidaita alkalized.Lye yana da mafi kyawun kutsewa da kumburin cellulose.The etherification reactor ne kananan, guda biyu tare da uniform kumburi na alkali cellulose, don haka ingancin samfurin ne mai sauki don sarrafa, da canji mataki da danko za a iya samu mafi uniform kayayyakin, iri kuma sauki maye.

Duk da haka, wannan tsari kuma yana da lahani masu zuwa: reactor yawanci ba shi da girma, ƙananan ƙididdiga suna haifar da ƙananan ƙarfin samarwa, don inganta kayan aiki, ya zama dole don ƙara yawan reactors;Kayayyakin ɗanyen da aka tsarkake da tsarkakewa suna buƙatar ƙarin kayan aiki, hadaddun aiki, ƙarfin aiki;Saboda babu maganin ƙwayar cuta da ƙwayar cuta, wanda ke haifar da kwanciyar hankali na samfurin da kuma farashin samarwa;Marufi ta hanyar hannu, ƙarfin aiki, babban farashin aiki;Matsayin atomatik na sarrafa amsa yana ƙasa da na tsarin tsarin lokaci na iskar gas, don haka daidaiton sarrafawa yana da ɗan ƙaramin ƙarfi.Idan aka kwatanta da tsarin lokaci na iskar gas, ana buƙatar tsarin dawo da ƙarfi mai rikitarwa.

Tare da haɓaka fasahar samarwa na gida hydroxypropyl methyl cellulose HPMC, wasu masana'antu ta hanyar ci gaba mai zaman kanta bidi'a, babban kwalabe ruwa lokaci Hanyar da aka ɓullo da ta tsalle da kuma nufin, kuma yana da nasa fasaha halaye.Anxin sunadarai yana amfani da ainihin tsarin samarwa na HPMC, ba wai kawai tsarin samarwa yana da ma'ana ba, sigogin sarrafa kayan aiki daidai ne kuma abin dogaro, cikakken amfani da ma'auni na albarkatun ƙasa da sauran halaye, kuma ƙimar maye gurbin samfurin shine uniform, amsawar gaba ɗaya ce. sosai, bayanin gaskiya yana da kyau, kuma a lokaci guda don tabbatar da kwanciyar hankali na ingancin samfurin.HPMC samar line na wasu Enterprises da aka sarrafa kansa canji, don cimma na'urar ta DCS aiki da kai iko bukatun, kayan ciki har da ruwa, m albarkatun kasa za a iya amfani da su daidai auna da kuma ƙara DCS tsarin, zazzabi da kuma matsa lamba iko a cikin dauki tsari duk sun gane DCS. sarrafawa ta atomatik da saka idanu mai nisa, Dangane da yuwuwar, amintacce, kwanciyar hankali da amincin samarwa, tabbas an inganta shi idan aka kwatanta da yanayin samar da al'ada, wanda ba wai kawai ceton ɗan adam ba ne, yana rage ƙarfin aiki, amma kuma yana inganta yanayin aiki akan rukunin yanar gizon.