Shigowa da
Phenoxyethanol, abubuwan da ke tattare da aka yi amfani da su a kwaskwarima, sun sami martani saboda ingancinsa game da haɓakar ƙwayar cuta da jituwa tare da ƙawancewar fata. A bisa ga al'adun Williamson Ether synthesis ta amfani da sodium hydroxide a matsayin mai kara kuzari, tsari yana fuskantar kalubale kamar ta hanyar samarwa, rashin aiki sau da yawa, damuwar kuzari, da damuwar makamashi. Ci gaba na kwanan nan a cikin Chemytistry da Injiniya kore sun bude wani labari na ethylene oxide tare da phenol don samar da babban abu-aji phenoxyetol. Wannan ƙa'idar ta alkawarar da aka yiwa ka'idojin samar da masana'antu ta hanyar haɓaka haɓaka masana'antu, scalability, da tsada.
Kalubale a cikin hanyoyin al'ada
A rarrabe na gargajiya na phenoxyethanol ya ƙunshi amsawar phenol tare da 2-chloroethanol a cikin alkaline yanayin. Duk da yake tasiri, wannan hanyar tana haifar da sodium chloride azaman mai ba da ƙari, yana buƙatar matakan tsarkakewa. Bugu da kari, da amfani da chloriated tsaka-tsaki tsaka-tsaki yana haifar da damuwar muhalli da aminci, musamman a cikin jeri tare da canjin masana'antu zuwa "ƙa'idodin sunadarai". Haka kuma, kulawa ta dauki sau da yawa tana haifar da rashin ƙarfi kamar polyethylene glycol na polyethylene, wanda ya yi watsi da ingancin samfurin da kuma yarda da kayayyaki.
Ingantaccen fasaha
Taɗi ya ta'allaka ne a cikin tsarin catalyntic biyu wanda ke kawar da reagents kuma yana rage sharar gida:
Kunna Kunna:Ethylene oxide, mai matukar amfani da epoxide, ana iya bude bude zobe a gaban phenol. Wani sabon labari mai cin gashin kansa (misali, zeolite-goyan bayan wannan matakin a ƙarƙashin yanayin zafi mai laushi (60-80 ° C), guje wa yanayin da makamashi mai zurfi.
Extaron eurthaddiyuwa:Mai kara kubutar da kai tsaye game da samarwa na phenoxyetetholam na phenoxyetethanol yayin hana halayen Polymeriation. Tsarin Gudanar da Gudanar da Gudanar da Gudanar da Microreactor, wanda ya tabbatar da cewa daidai zazzabi, gudanar da> kashi 95% juyawa.
MALAMAN MAGANAR CIKIN SAUKI
Dorewa:Ta hanyar maye gurbin masu kama da etcursors tare da ethylene oxide, tsari yana kawar da koguna masu haɗari. Kudi na mai kara kuzari yana rage yawan abin duniya, a daidaita shi tare da maƙasudin tattalin arzikin tattalin arziki.
Tsarkin da aminci:Rashin oarin chloride ya tabbatar da bin ka'idodin kwaskwarima na magunguna (misali, tsarin kwaskwarimar EU na EU NA 1223/2009). Kayayyakin ƙarshe sun hadu> 99.5% tsarkakakke, mai mahimmanci ga masu amfani da kayan fata.
Ingancin tattalin arziki:Sauƙaƙe matakan da aka tsarkake da ƙananan makamashi yana buƙatar yanke farashi na samarwa ta ~ 30%, yana ba da fa'idodi ga gasa ga masana'antun.
Abubuwan Masana'antu
Wannan bidi'a ta isa wani lokacin pivotal. Tare da buƙatun duniya don phenoxyethanol da aka shirya don girma a 5.2% Cagr (2023-2030), masana'antu na kwastomomi suna fuskantar matsin lamba don ɗaukar ayyukan sada zumunci. Kamfanoni kamar Basf da Claant sun riga sun yi kama da tsarin carlaltic iri ɗaya, sun rage ƙafafun ƙafafun carbon da kasuwar sauri-kasuwa. Bugu da ƙari, scalababilarancin hanyar yana goyan bayan samar da kecentralized, yana ba da sarƙoƙi na yanki da rage abubuwan da suka shafi lafazin.
Masu yiwuwa na gaba
Binciken ci gaba mai gudana yana mai da hankali game da tushen ohylene oxide wanda aka samo daga albarkatun da aka sabunta (misali, sukari na sukari) don kara tabbatar da tsarin. Haɗin kai tare da AI-Wurin Ingantaccen Ingantaccen Ingantaccen Ingantaccen Ingantaccen Ingantaccen Amfani da Yankunan da ke haifar da yawan tasirin samar da mai kara kuzari. Irin wannan ci gaban matsayi phenoxyethanol kira a matsayin abin koyi don masana'antar dorewa a cikin kayan kwalliya.
Ƙarshe
Tsarin catalytic na phenoxyethanol daga phylene oxide da phenol yalwaci yadda bidihin fasaha na iya halaka ingancin masana'antu. Ta hanyar magance iyakokin hanyoyin da aka samu, wannan hanyar ba wai kawai ta haɗu da musanyawar kasuwancin kwaskwarima ba har ma yana saita alamomin sunadarai a fagen sinadarai na ƙusa. A matsayinka na zaɓin masu amfani da ka'idoji suna ci gaba da fifikon dorewa, irin wannan gagarumin zai kasance mai mahimmanci ga cigaban masana'antu.
Wannan talifin ya ba da damar shiga tsakani na Chemistry, Injiniya, da dorewa, yana ba da samfuri don abubuwan samar da masana'antu na kwaskwarima.
Lokacin Post: Mar-28-2025