Hydroxyrcpyl methylcelsulose (HPMC) o se vaega o polymer ma uma hydrophobic ma hydrohillic meatotino i le tele o pisinisi eseese. Ina ia malamalama i le hydroptophicity ma hydrophility o HPMC, e tatau ona tatou suesue lona fausaga, meatotino ma talosaga i le loloto.
O le fausaga o le Hydroxypropyl methylceluslose_
O le HPMC o se faʻafitauli o Wellulose, o le natura polymer o loʻo maua i le laʻau toto. Fetuunaiga o Cellulose aofia ai le folasaga o Hydroxyproxyl ma methyl kulupu i totonu o le Cedulose Rewebne. O lenei fesuiaʻiga e suia ai meatotino a le polymer, tufatufa meatotino faʻapitoa e aoga mo le tele o faʻamatalaga.
Hydrophility o HPMC:
Hydroxy:
HPMC o loʻo aofia ai le Hydroxypropyl vaega ma o le hydrophilic. O nei vaega o le hydroxyl e maualuga le mea lelei mo vai mole ona o le hydrogen bonding.
O le Hydroxypricpyl vaega e mafai ona fausia Hydrogeen Bonds ma vai mole, fai le HPMC Breat i le vai i se isi mea.
Methyl:
E ui o le vaega o tina i le aotelega o le hydrophobicity o le mole, e le faʻafefeteina, e le mafai ona faʻafefeteina le hydroxyl o le kulupu o le hydroxyl.
O le Herothyl Group e le o se le-laga, ae o le i ai o le Hydroxyproxyl Group o le Hydrohimeric uiga.
Hydrophobicaty o HPMC:
Methyl:
O le methyl vaega i le HPMC e fuafua i se tulaga o lona hydrophobity.
E ui ina le o le Hydrophobic pei o nisi atoa o le synthetic polymers, o le i ai o meyl groups faaitiitia le aotelega hydrophility o hpmc.
Tuʻuina atu o le ata faʻapitoa:
Ua lauiloa HPMC mo lana ata tifaga ma e masani ona faʻaaogaina i totonu o le vailaʻau ma le cosmonic apalai. Hydrophobicaty saofaga i le fausiaina o se ata puipuia.
Fegalegaleaiga ma le le-porola fua:
I nisi o talosaga, HPMC mafai ona fegalegaleai ma mea e le o ni poler ona o lona vaega o le hydroptobity. O lenei mea totino e taua mo vailaʻau o vailaʻau i totonu o le alamanuia vailaʻau.
Talosaga o HPMC:
fualaau faasaina:
O le HPMC e faʻaaogaina lautele i totonu o le vailaʻau faʻavae o se fusi, ata tifaga, ma viscoscosm fordier. O lona ata tifaga-foliga gafatia faʻafaigofie o le faʻatulagaina o vailaʻau.
E faʻaaogaina i ni tuʻugamau foliga mautu foliga pei o papa ma capsules.
Faletupe Fale:
I totonu o le fausaga faia, HPMC o loʻo faʻaaogaina i oloa faʻatonutonu e faʻaleleia atili le aganuʻu, mautu taofia ma le faʻasesega.
O le Hydrohitity fesoasoani ia taofi le vai, a o le hydrophobicity fesoasoani e faʻaleleia atili ai feʻai.
Alamanuia Meafaigaluega:
O le HPMC ua faʻaaogaina o se mafiafia ma Gelling sooupu i le pisinisi meaʻai. O lona hydrophilic natura e fesoasoani i le fatuina o le pamu ma pulea le viscoles o meaai meaai.
cosmetic:
I ni faiga faʻapitoa, o loʻo faʻaaogaina HPMC i oloa e pei o kulimi ma faʻamatalaga ona o le ata tifaga ma mafiafia.
Hydrophilicity faʻamautinoaina le faʻamalieina lelei o le paʻu.
I le faaiuga:
HPMC o se polymer o le hydrohililic ma hydrophobic. O le paleni i le va o Hydroxyproxyl ma Meryl Group i lona fausaga e te faʻaalia ai se tulaga ese, faʻataga e i ai se tele o talosaga. Malamalama i nei meatotino e taua tele e faʻatautaia HPMC i faʻapitoa faʻaaogaina i totonu o pisinisi, lea o le mafai ona faʻafesoʻotaʻi le HPMC i le tele o mafuaʻaga.
Taimi taimi: Tesema-15-2023