Sellululose na Hydroxyl (HEC) polymer mai narkewa ne mai narkewa a cikin hutun mai, gini, coftings, poldoming, exarmawan, kayan kwalliya, kayan kwalliya da sauran masana'antu. Tsarin aikinta ya shafi hadaddun halayen sunadarai da kuma ikon sarrafa tsari.
(1) Raw kayan aiki
Babban kayan albarkatun rigakafin selululose sun haɗa da:
Cellulose: yawanci ana amfani da sel auduga mai tsabta ko ƙwallon ƙafa na katako, wanda aka sarrafa don cire ƙazanta.
Ethylene oxide: Wannan shine babban wakili na amfani da shi don gabatar da kungiyoyin Hydroxyl.
Magani na alkalia: yawanci ana amfani da shiwar sodium hydroxide, da aka yi amfani da shi don Celuluse na Celullulose.
Organic Subvent: kamar isopopanol, wanda aka yi amfani da shi don narke sel kuma inganta amsawa.
(2) matakan aiwatarwa
Alkalization na selulose:
Dakatar da sel a cikin abubuwan da aka kirkira (kamar isopropannol) kuma ƙara mafita sodium hydroxide bayani ga alkdization.
A cikin abin da aka dauki amsawa, tsarin haɗin gwiwar hydrogen ya karye, yana yin ƙungiyoyin hydroxyl akan sarkar sarkar sarkar cikin sarkar mai sauƙaƙe.
A alkalization dauki yawanci ana za'ayi a wani zazzabi (kamar 50-70 ° C) kuma ya ci gaba har tsawon lokaci a karkashin yanayin motsa jiki.
Dauki extoration:
A hankali Ethylene an kara su a hankali a tsarin da aka zage shi.
Ethylene oxide yana aiki tare da ƙungiyoyin hydroxyl akan sel don samar da sel na hydroxyl.
Zazzabi da zazzabi yawanci tsakanin 50-100 ° C, da kuma lokacin amsawa ya bambanta dangane da samfurin manufa.
A wannan matakin, yanayin amsawa (kamar yadda ake amfani da shi, lokaci, adadin Ethylene oxide, da dai sauransu) ƙayyade matakin canzawa da solubility pellosethyl sel.
Rashin daidaituwa da Wanke:
Bayan an kammala shi, acid din an kara shi ne don cire maganin da aka samu a cikin abubuwan da aka yi amfani da su da kuma samfuran samfuran.
Wanke yawanci ana aiwatar da wanka, da kuma bayan wankewar ruwa, darajar pH na samfurin yana kusa da tsaka tsaki.
Filterration da bushewa:
Wedded Hydroxylyl Sel an zartar ta hanyar tacewa don cire ruwa mai yawa.
A gurbataccen samfurin ya bushe, yawanci ta hanyar bushewa ko bushewa iska mai zafi, don rage abun cikin danshi zuwa ƙayyadaddun ƙayyadaddun (kamar ƙasa da 5%).
Samfurin da aka bushe yana cikin foda ko foda mai kyau.
Murƙushe da binciken:
An murƙushe sel mai sanyaya sel mai bushe don cimma girman barbashi da ake buƙata.
An bincika samfurin da aka murɗa don samun samfuran barbashi daban-daban don biyan bukatun filayen aikace-aikace daban-daban.
Kafa da ajiya:
An shirya samfurin ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon Sel
Kayan kayan marufi yawanci shine jakar filastik ko jakar takarda, da jakar da aka saka ko kuma katun.
Adana a cikin sanyi, bushe, sito mai kyau-ventilated don hana danshi ko lalacewar zafi.
(3) kulawa mai inganci
Kulawa mai inganci yana da mahimmanci a cikin tsarin samar da sel na sel na Hydroxyl. Zai fi dacewa ya haɗa da waɗannan fannoni:
Gudanar da ingancin Kayan aiki: Tabbatar da cewa tsarkakakku na selulose, ohylene oxide da sauran kayan taimako na taimako suna biyan bukatun.
Gudanar da Production Producter CINSA: Daidaita Maɓallin Maɓallin Siffofin Irin kai kamar zafin jiki, matsin lamba, lokaci, darajar pH, da sauransu don tabbatar da ingancin samfurin.
Gwajin samfurin da aka gama: Daidai gwajin rarrabuwa, danko, ƙidi, tsarkakakku, tsarkaka, tsabta da sauran alamun samfuran ƙarshe don tabbatar da cewa ya cika buƙatun abokin ciniki.
(4) kariya na muhalli da aminci
Premalungiyar Sel Smululosethyl ce ta hydroxyl ta ƙunshi sunadarai kamar ƙwayoyin cuta da ethylene oxide. Daidai da matakan kare muhalli da matakan aminci a lokacin aiwatar samarwa:
Jarirarin fata: Tasirin Tara a yayin aiwatar da samarwa dole ne a kula da shi kafin fitarwa don guji gurbata muhalli.
Jinshin gas mai gas: ethylene oxide mai guba ne da wuta. Has din da aka yi da kayan aikin da ake amfani da su ta hanyar toweran aiki kamar hasumiyar ruwa don rage gurbatar iska.
Kariyar tsaro: Masu aiki suna buƙatar sa kayan kariya na kariya don guje wa hulɗa tare da sunadarai masu cutarwa. A lokaci guda, ya kamata a sanye wuraren samarwa tare da rigakafin kashe gobara, rigakafin fashewa da sauran na'urorin aminci.
Tsarin samar da sel na sellinlyl celululose ya ƙunshi halayen masu guba da yawa da sarrafawa mai ƙarfi. Daga albarkatun ƙasa shirye-shiryen kayan aikin ya gama, kowane hanyar sadarwa tana da tasiri sosai akan aikin da ingancin samfurin ƙarshe. Tare da ci gaban fasaha da haɓaka tsarin bukatun muhalli, ana ci gaba da samar da sel na Skroxyl Pellinlulose don inganta ingancin samfurin, rage farashi da rage tasirin yanayi.
Lokaci: Feb-17-2025