Methylcellulose (MC) Kwayar Polymer na ruwa mai narkewa yalwa da abinci, magani, sunadarai yau da kullun gini da sauran masana'antu. Tsarin aikinta ya ƙunshi matakai da yawa, galibi ciki har da hakar cellulose da aka gyara, dauki gyara, bushewa da murƙushewa.
1. Hakar cellulose
Ainihin albarkatun methylellulose shine sel na halitta, wanda yawanci aka samo daga ɓangaren litattafan almara ko auduga. Da farko, itace ko auduga daga auduga an tilasta cire impurities (kamar ligin, resin, furotin, furotin, furotin, da sauransu don samun kyakkyawan selulose. Hanyoyin sun hada da hanyoyin da suka dace da hanyar Acid da enzymatic. A cikin hanyar Acid-acid, itace ko auduga mai magani tare da sodium hydroxide (Nedton hydroxide (Nooh) ko wasu hanyoyin alkaline don narke lignium da sauran impursiities, yadda aka fitar da selulose.
2
Abu na gaba, da aka dauki matakin methyration (Extorware na Extoration) ne da za'ayi don shirya methylcellulose. Core mataki na Extraaddamar da Extaron shi ne don amsawa Pleulose tare da wakili mai kyau (yawanci methyl chloride, da sauransu) don samun methylcellulose. Babban aikin shine kamar haka:
Zabi na dauki dauki (polar da polar (kamar ruwa, ethanol ko hadewar ruwa da aka saba amfani dashi azaman kafofin watsa labarai, ana yawan ƙara su don inganta ingancin dauki.
Yanayin dauki: Halin da aka yi a wani zazzabi da matsin lamba, kuma yawan amsawa da kullun shine 50-70 ° C. A lokacin da aka amsa, Methyl Chloride yana ba da amsa tare da Hydroxyl (-Oh) rukuni a cikin kwayar cutar sel don sauya shi cikin sel metyl.
Gudanar da martani: Halin Methyadderia dauki yana buƙatar ikon yin la'akari da lokaci da zazzabi. A tsawon lokaci lokacin dauki ko zazzabi mai yawa na iya haifar da bazuwar sel, yayin da ƙarancin zafin rana ko ƙarancin amsawa na iya haifar da isasshen ƙwayar ƙwayar ƙwayar methyl.
3. Cikakke da tsabtatawa
Bayan amsawar da aka kammala, wanda ba a yarda da Methylation ba da kuma masu conlysts na iya kasancewa cikin samfurin sel methyl, wanda ke buƙatar haɗawa da tsaftace. Tsarin tsallakewa yawanci yana amfani da maganin acidic (kamar maganin acetic acid) don magance abubuwan alkaline a cikin samfurin dauki. Tsarin tsabtatawa yana amfani da babban adadin ruwa ko barasa don cire sauran abubuwa, sunadarai marasa lafiya da kuma samfuran samfurori bayan yadda aka dauki su don tabbatar da tsarkin samfurin ƙarshe.
4. Bushewa da murkushewa
Bayan wanka, da methylcellulose yawanci a cikin manna ko jiha na gel, don haka yana buƙatar bushewa don samun samfurin powder. Wadanda suke da hanyoyi da yawa don bushewa, da kuma waɗanda ake amfani da su sun haɗa da haɗaɗɗun bushewa, daskarewa da bushewa da bushewa. A lokacin aiwatar da bushewa, da zazzabi da zafi bukatar a sarrafa shi don guje wa lalata da babban zazzabi ko lalacewar gel kadarori.
Bayan bushewa, da aka samu methyllulose yana buƙatar a murɗa don cimma girman barbashi da ake buƙata. Ana kammala tsarin murkushewar ta jirgin sama niƙa ko madara na inji. Ta hanyar sarrafa girman barbashi, ƙididdigar rushewa da halayen methylcellulamin za a iya gyara.
5
Bayan murƙushe, da methylcellulose yana buƙatar hancin ingancin ingancin tabbatar da tabbatar da cewa ya dace da bayanan fasaha. Abubuwan dubawa na yau da kullun sun haɗa da:
Danshi ciki: Girman danshi abun ciki na methylellulose zai shafi kwanciyar hankali da adanawa.
Rarraba girman barbashi: Girma da rarraba barbashi zai shafi warwarewar methylelle.
Digiri na methylation: Matsayi na methybation shine mai nuna alama don kimanta ingancin methylellose, wanda ya shafi warwareta da aikinsa.
Sallasio da danko: kariyar methylcellulose ne mai mahimmanci a aikace-aikace, musamman a fannin abinci da magani.
Bayan wucewa cikin binciken, za a tattara samfurin gwargwadon buƙatu daban-daban, yawanci a cikin jakunkuna na filastik, kuma alama da alama tare da lambar tsari, takamaiman bayani da sauran bayanai.
6. Kariyar muhalli da aminci
A lokacin samar da sel na metyl sel Pelululose, ana buƙatar ɗaukar matakan kariya na muhalli mai dacewa, musamman don sunadarai da kuma rikice-rikice da ake amfani da su a cikin aikin da aka yi. Bayan amsawar ruwa da sharar gida da sharar gida dole ne a kula da su don hana gurbata muhalli. Bugu da kari, sake dawo da kararraki a cikin tsarin samarwa yakamata a aiwatar da shi sosai daidai da tsarin aiki na aminci don tabbatar da amincin ma'aikata.
Tsarin samar da sel na methyl ya haɗa da samar da kwayar cutar sel, methybation dauki, wankewa da kuma lalata, bushewa da murƙushewa. Kowane mahaɗin yana da tasiri mai mahimmanci akan ingancin samfurin ƙarshe, don haka iko da lura da tsarin samarwa suna da matukar muhimmanci. Ta hanyar waɗannan matakan tsari, Methyl Sellulose wanda ya dace da buƙatun aikace-aikacen daban-daban ana iya samar da su.
Lokaci: Feb-19-2025