HydroxyPropyyl Methylcellulose (HPMC) yog ib hom dej-soluble cellulose derivative dav siv nyob rau hauv ntau cov tshuaj pleev ib ce thiab cov khoom saib xyuas tus kheej. Nws yog ib qho tsis muaj kob, tsw ntxhiab, cov hmoov tsis muaj kuab lom nrog cov dej solubility zoo, thickening thiab ruaj khov, yog li nws tau siv dav hauv cov tshuaj pleev ib ce.
1. Thickener
Lub luag haujlwm tshaj plaws ntawm HPMC hauv cov tshuaj pleev ib ce yog qhov tuab dua. Nws tuaj yeem yaj hauv dej thiab ua ib qho ruaj khov colloidal tov, yog li nce lub viscosity ntawm cov khoom. Thickening yog qhov tseem ceeb hauv ntau cov tshuaj pleev ib ce, tshwj xeeb tshaj yog thaum lub fluidity ntawm cov khoom yuav tsum tau hloov kho. Piv txwv li, HPMC feem ntau ntxiv rau cov khoom lag luam xws li cov tshuaj ntxuav ntsej muag, pleev tshuaj, ua kom zoo nkauj rau kev siv cov tawv nqaij kom yooj yim thiab.
2. Cov neeg sawv cev raug tshem tawm
Hauv qee cov tshuaj pleev ib ce, tshwj xeeb yog cov uas muaj teeb meem lossis kev ua kom tsis muaj kev ncua rau tus neeg sawv cev lossis daus lossis daus ntawm cov khoom xyaw. Piv txwv li, hauv qee lub ntsej muag ntsej muag, txhuam hniav, thiab cov khoom siv sib xyaw, tsis muaj kev faib tawm thiab cov khoom siv uas cov neeg siv khoom ntawm cov khoom lag luam.
3. Emulsifier stabilizer
HPMC tuaj yeem siv los ua cov khoom muaj cov tshuaj uas muaj emulsifiers kom txhim kho qhov ruaj khov ntawm cov roj-dej emulsion tshuab. Hauv cov tshuaj pleev ib ce, emulsification zoo emulsification dej thiab roj roj yog qhov teeb meem tseem ceeb. Kev txhawj xeeb ® Piv txwv li, lub ntsej muag cream, tshuaj pleev li nyuj, thiab lwm yam yuav cia HPMC kom muaj kev ruaj ntseg ntawm cov txheej txheem emulsion.
4. Cov nyhuv noo
HPMC muaj zoo hydrophilicity thiab tuaj yeem ua ib zaj duab xis nyias ntawm daim tawv nqaij kom txo cov dej evaporation. Yog li ntawd, raws li kev ya raws, HPMC tuaj yeem pab ntsuas hauv cov dej noo hauv daim tawv nqaij thiab tsis txhob tawv noo noo poob vim muaj ib puag ncig. Nyob rau hauv qhuav lub caij qhuav lossis huab cua txias ib puag ncig, cov khoom lag luam cua txias, cov khoom siv HPMC tuaj yeem pab ua kom cov tawv nqaij ua kom zoo thiab muag muag.
5. Txhim kho cov khoom siv khoom
HPMC tuaj yeem txhim kho cov kev ntxhib los mos ntawm cov tshuaj pleev ib ce, ua rau lawv smoother. Vim nws cov solubility siab nyob rau hauv dej thiab zoo heev rheology, txhawj xeeb txog cov khoom smoother thiab yooj yim thov, zam kev sau ntawv nplaum lossis tsis sib xws thaum siv. Hauv kev paub ntawm kev siv tshuaj pleev ib ce, kev nplij siab ntawm cov khoom yog qhov tseem ceeb ntawm HPMC ua tau zoo txhim kho kev nplij siab thiab kev xav ntawm cov khoom.
6. Thickening cov nyhuv thiab cov tawv nqaij adhesion
HPMC tuaj yeem txhim kho daim tawv nqaij nplaum ntawm cov khoom ntawm qee qhov kev xav tau, tshwj xeeb yog rau cov khoom siv kom zoo nkauj uas yuav tsum tau nyob ntawm daim tawv nqaij ntev. Piv txwv li, qhov muag pleev, mascara thiab qee cov pleev pleev, HPMC pab rau cov tawv nqaij kom zoo dua nrog kev nce viscosity thiab adhesion ntev.
7. Txhawb Nqa Cov nyhuv
HPMC kuj muaj qee yam cuam tshuam tawm. Hauv qee cov khoom tu tawv nqaij, HPMC tuaj yeem siv maj mam tso cov khoom xyaw nquag, tso cai rau kom loj hlob mus rau hauv cov tawv nqaij sib sib zog nqus ntawm lub sijhawm ntev. Cov cuab yeej no muaj txiaj ntsig zoo heev rau cov khoom lag luam uas xav tau kev ua haujlwm noo noo ntev lossis kev kho mob, xws li kho qhov ncauj qhov ntswg, thiab lwm yam.
8. Txhim kho pob tshab thiab cov tsos
HPMC, raws li soluble cellulose derivative, tuaj yeem nce cov pob tshab rau qee yam, tshwj xeeb tshaj yog kua thiab gel cov khoom lag luam. Hauv cov khoom lag luam nrog cov kev xav tau dav teb, HPMC tuaj yeem pab kho cov tsos ntawm cov khoom, ua rau nws ntshiab thiab textured.
9. Txo cov tawv nqaij tawv nqaij
HPMC feem ntau suav tias yog cov tshuaj me me thiab haum rau txhua hom tawv nqaij, tshwj xeeb tshaj yog cov tawv nqaij rhiab tshwj xeeb. Nws cov yam ntxwv tsis yog-ionic ua rau nws tsis tshua ua rau daim tawv nqaij voos lossis kev ua xua, yog li feem ntau yog siv hauv cov khoom tu tawv nqaij.
10. Ua ib zaj yeeb yaj kiab tiv thaiv
HPMC tuaj yeem tsim zaj duab xis tiv thaiv nyob rau saum npoo ntawm daim tawv nqaij los tiv thaiv cov kuab paug sab nraud (xws li cov plua plav sab nraud, ultraviolet rays, etc.) los ntawm ntxeem daim tawv nqaij. No zaj duab xis txheej kuj tseem tuaj yeem qeeb qeeb poob ntawm daim tawv nqaij noo thiab ua kom cov tawv nqaij noo thiab xis. Txoj haujlwm no yog ib qho tseem ceeb tshwj xeeb hauv lub caij ntuj no cov khoom lag luam, tshwj xeeb tshaj yog nyob rau ib puag ncig qhuav thiab txias.
Raws li kev ua kom zoo nkauj cosmetic cov khoom siv roj hmab, txhawj xeeb muaj ntau txoj haujlwm xws li thickening, moisturizing, emulsify, tso tawm, thiab kev tso tawm. Nws yog dav siv nyob rau hauv ntau hom tshuaj pleev ib ce xws li cov khoom tu tawv nqaij, pleev, thiab ntxuav cov khoom. Nws tsis tuaj yeem txhim kho cov khoom lag luam thiab cov tsos zoo, tab sis kuj txhim kho cov khoom ua tau zoo, ua kom cov tshuaj pleev ib ce muaj txiaj ntsig zoo dua qub, kho thiab tiv thaiv. Nrog rau qhov kev xav tau loj hlob rau cov khoom siv ntuj thiab cov khoom siv me me, daim ntawv thov kev cia siab ntawm HPMC hauv Tshuaj pleev ib ce yuav ua rau dav.
Lub Sijhawm Post: Dec-31-2024