Da bastic intro na hec da hpmc

Gabatarwa zuwa HEC (Sel Hydroxyl) da HPMC (Hydroxypropyl methylcellose)
Slell sel (hec) da hydroxypoys (hpmc) sune abubuwan da aka samar da su biyu masu mahimmanci a cikin masana'antu, gini, kula, da abinci. Dukansu HEC da HPMC an samo su ne daga sel sel, yawancin polymer na halitta da aka samo a cikin bangon sel bangon, wanda aka san shi da ƙarfinsa.

Slellulosehyl Slellulose (hec)
Tsarin sunadarai da kaddarorin
Pellulose na Hydroxulethyl pellinlulose ne mai-ionic, ruwa mai narkewa ne daga sel a cikin tsarin eThatation. Tsarin sunadarai ya haɗa da ƙungiyoyin ohylene na ohylene (-CH2CH2OH) aka haɗe zuwa Kashi na Cell, wanda ke haɓaka ƙarfinsa na ruwa da kuma abubuwan da suka yi. HEC ya bayyana a matsayin fari don kashe-fararen foda kuma an san shi da babban dankanta da kuma kyakkyawan tsari na fim.

Tsarin aiki
Hel na HEC ya unshi dauki cellulose tare da ethylene oxide karkashin yanayin alkaline. Tsarin yawanci ya hada da:

Alkalization: Ana kula da Cellose tare da alkali mai karfi, kamar sodium hydroxide, don samar da alkalial pellulose.
EThertion: ethylene oxide shi ne sannan a kara da oxide a cikin alkalin alkalia, sakamakon shi da sel pellulose na selulosehyl.
Rashin daidaitawa da tsarkakewa: An dakatar da cakuda amsawa da tsarkake su cire ta samfuran HEC.

Aikace-aikace
An yi amfani da HEC a cikin masana'antu daban-daban saboda na musamman kaddarorinsu:

Manufa: Amfani da wakilin Thickening, fim, da kuma irin kayan kwalliya, da maganin shafawa.
Kulawa na sirri: An samo shi a cikin shamfu, yandadi, lotions, da soaps azaman thickenner da emulshifier.
Paints da Coftings: Inganta danko, riƙewar ruwa, da kuma kayan aikin fim a cikin zanen ruwa na ruwa.
Gina: Yana aiki a matsayin mai ƙwarewa, thickener riƙe da ruwa mai riƙe da ruwa a cikin ciminti da samfuran tushen gypsum.
Yan fa'idohu

HEC yana ba da fa'idodi da yawa:

Yanayi mara kyau: yana da jituwa tare da kewayon ionic da ba ionic ba.
Sanarwar ruwa: a sauƙaƙe resolves cikin ruwan sanyi da zafi, samar da ƙarin mafita.
Ingantaccen Ingantaccen Ingantaccen: Yana ba da kyakkyawan tsari na danko a cikin tsari daban-daban.
Biocomphiativity: Ba a iya amfani da lafiya don amfani da magunguna da samfuran kulawa na mutum.

Hydroxypyl methylcellose (hpmc)
Tsarin sunadarai da kaddarorin
Hydroxypyl methylcellulose ether ether ne wanda ba ionic, ya san shi da musanyayyen kwayar halittar da metoxypyl (-Ch2chhach3) kungiyoyi. Wannan gyaran yana haifar da abubuwan da geangar da sararin samaniya da kuma sanya hpmc mai narkewa a cikin ruwan sanyi da ruwan zafi. Hakanan ana samun HPMC azaman farin don kashe-fararen foda.

Tsarin aiki
Nemi HPMC ya ƙunshi irin wannan tsari na ERTIT:

Alkalization: Ana kula da Cellose tare da alkali mai ƙarfi don samar da alkali na itacen alkalli.
ETherware: Haɗin methyl chloride da propylelene an kara oxide da aka kara wa alkallixypyl methylcellulopyl methylcellulopyl methylcellulopyl methylcellulopyl methylcelypoyl methylcelypoyl methylcelypoyl methylcellulopyl methylcelypoyl methylcellulopyl methylcelypoyl methylcellulopyl methylcelypoyl methylcellulopyl methylcellulipyl
Rashin daidaitawa da tsarkakewa: Ana yin cakuda, matakan tsarkakewa don samun samfurin HPMC na ƙarshe.

Aikace-aikace
HPMC ta ba da damar amfani dashi a fannoni daban-daban:

Manufar zarra: Ayukan Manzanni a matsayin wakilin saki, mai siyar da saki, da kayan fim a cikin tsarin kwamfutar hannu.
Masana'antar Abinci: Yana da Thickener, maimaitawa, da emulsifier a cikin sarrafa abinci.
Gina: Amfani da shi azaman Thickerner, wakilin riƙe ruwa, da kuma m a cikin cimintattun harsuna da plasters.
Kulawa na sirri: An samo shi a cikin hakori, shamfu, da lotions don thickening da kuma daidaita kaddarorin.

Yan fa'idohu
HPMC ya yi falala ga dalilai da yawa:

Geration na Therelal: Na nuna GWALES SA'AD, da amfani a cikin aikace-aikacen magunguna da abinci.
Sallasio: Solumable a cikin ruwan sanyi da ruwan zafi, yana ba da izinin amfani da kayan aiki a cikin daban-daban forungu.
Ikon samar da fim: Yana haifar da fina-finai masu ƙarfi, masu sassauƙa, da kyau don suttura da tsarin sarrafawa.
Rashin cancanta: mai lafiya don amfani dashi a cikin aikace-aikace da magunguna, tare da kyakkyawan biocchiativity.

Kwatanta Hec da HPMC
Kamannin
Asali: An samo su ne daga sel kuma raba hanyoyin samarwa iri daya da ya shafi extheadd.
Properties: Dukansu HEC da HPMC basu da ionic, ruwa-mai narkewa tare da kyawawan thickening, fim-forming, da kuma daidaita kaddarorin.
Aikace-aikace: Ana amfani da su ta hanyar masana'antu masu yawa, ciki har da magunguna, kulawa, da gini.
Banbanci
Siad da ke da guba: HEC ya ƙunshi ƙungiyoyin hydroxyl, yayin da HPMC yana da methoxyl ƙungiyoyi.
Abubuwan da ke cikin Thermal: HPMC ta nuna Gration na Therner, ba kamar HEC ba, sanya ta dace da takamaiman aikace-aikacen inda yake da amfani.
Sallasio: yayin da duka biyu sune ruwa mai narkewa, gaban hydroxypropyl ƙungiyoyi a cikin HPMC haɓaka su da ƙididdigar ƙwayar cuta idan aka kwatanta da HEC.

Sellululose Hydroxyl (hec) da hydroxypyl methylcellose (hpmc) akwai mahimmancin sel mai mahimmanci tare da aikace-aikace masu yawa cikin ƙungiyoyi dabam-dabam saboda abubuwan da aka saba da su. HEC ne musamman daraja ga babban danko da karfin gwiwa tare da ƙari da ƙari, yayin da aka bambanta HPMC da abubuwan da geangar da ta zafi da yawa. Fahimtar kaddarorin, kira, da aikace-aikacen waɗannan polymers yana taimakawa wajen zabar takamaiman bukatun masana'antu, ta hanyar inganta inganci da ingancin samfuran.