HydroxyPropyyl methylulose (HPMC, Hydroxypropylulose) yog qhov ntau ntau cov khoom lag luam, tshwj xeeb yog rau nws cov dej muaj txiaj ntsig zoo. Raws li cov neeg siv khoom niaj hnub no tau them ntau dua thiab kev nplij siab ntau dua rau cov tawv nqaij thiab kev nplij siab, cov dej noo ua haujlwm tau dhau los ua ib qho ntawm cov khoom tu tawv nqaij. HPMC yog cov hluavtaws cellulose-raws polymer uas ua rau cov khoom siv moisturizing ntawm cov khoom siv saib xyuas tus kheej.
1.Physicochnical cov khoom thiab moisturizing tshuab tshuab ntawm HPMC
HPMC yog dej-soluble polymer muab tau los ntawm cellulose nrog ib pawg molecular ntawm hydroxyl thiab methyl pawg (xws li pawg me me). Qhov amphiphilic Xwm pub dhau HPMC nqus thiab xauv rau hauv noo noo, yog ua kev tiv thaiv cov yeeb yaj kiab ntawm daim tawv nqaij thiab txo cov dej evaporation. HPMC tuaj yeem tsim cov gels thiab ruaj khov thiab cov khoom pov thawj zoo ua solubility thiab zaj duab xis-ua yeeb yam nyob rau hauv ntau qhov kub.
2. Lub moisturizing nyhuv ntawm HPMC yog qhov tseem ceeb hauv qab no:
Dej-xauv lub peev xwm: ua yeeb yaj kiab yeeb yaj kiab, HPMC tuaj yeem tsim cov khaub ncaws hnav, ua yeeb yam breathable ntawm daim tawv nqaij kom tiv thaiv cov dej evaporation. Qhov kev siv lub cev lub cev tsis muaj cov cua noo zoo nyob sab hauv cov tawv nqaij, tab sis kuj tseem tiv thaiv cov huab cua qhuav hauv qhov chaw sab nraud ntawm cov tawv nqaij, yog li lub caij nyoog noo noo.
Txhim kho cov khoom lag luam thiab cov qauv siv: cov qauv polymer ntawm HPMC muab nws cov nyhuv tuab tuab, uas tuaj yeem txhim kho cov khoom viscosity thiab kev xav ntawm cov khoom siv saib xyuas tus kheej. Qhov kev txiav txim siab tuab no tso cai rau cov khoom lag luam kom covyey npog cov tawv nqaij saum npoo npoo thaum thov, kev ua kom zoo dua cov khoom noj thiab ua kom muaj noo. Nyob rau tib lub sijhawm, nws kuj tseem txhim kho qhov ruaj ntseg ntawm cov khoom lag luam thiab tiv thaiv cov dej noo thiab cov khoom xyaw nquag hauv nws los ntawm kev sib cais lossis sib cais.
Modulated tso tawm ntawm cov khoom xyaw nquag: HPMC tuaj yeem tswj hwm qhov tso tawm cov khoom xyaw nquag los ntawm nws cov khoom xyaw no tuaj yeem ua txuas ntxiv ntawm cov tawv nqaij ntev. Lub sij hawm tso tawm no pab muab cov dej qab ntev, tshwj xeeb yog daim tawv nqaij muaj teeb meem kom qhuav rau ncua sijhawm.
3. Daim Ntawv Thov HPMC hauv cov khoom sib txawv ntawm tus kheej
Cream thiab lotions
HPMC yog ib qho tuab tuab thiab cov yeeb yaj kiab-ua tus neeg sawv cev hauv cov tshuaj pleev xim rau cov tshuaj lom thiab muaj cov tshuaj pleev. Tsis tsuas yog nws muab cov khoom lag luam uas xav tau xwm yeem, nws tseem txhim kho nws cov dej noo. Cov qauv qauv zoo nkauj ntawm HPMC pab txhim kho cov tawv nqaij nqus dej noo, ua rau daim tawv nqaij hnov qab mos thiab tsis muaj roj. Nyob rau tib lub sijhawm, nws zaj duab xis tsim kev pab txo cov dej noo poob ntawm daim tawv nqaij saum npoo av thiab txhim kho cov khoom noo lub peev xwm.
Cov Khoom Siv Huv Huv
Hauv cov khoom siv huv, HPMC tsis yog ua raws li tus neeg sawv cev tuab los pab ua kom cov tawv nqaij ua kom zoo dua qub, tab sis tseem khaws cov tawv nqaij noo noo thaum ntxuav. Raws li ib txwm muaj xwm txheej, cov khoom noj kom huv yuav ua rau cov tawv nqaij kom poob ntuj thiab noo vim tias lawv muaj cov xab npum. Txawm li cas los xij, ntxiv HPMC tuaj yeem qeeb ntawm cov dej poob qeeb thiab tiv thaiv cov tawv nqaij los ntawm kev ua kom qhuav thiab nruj tom qab ntxuav.
Cov khoom tiv thaiv hnub ci
Cov khoom tsom iav tsom iav feem ntau yuav tsum tau ua haujlwm ntawm daim tawv nqaij saum npoo rau lub sijhawm ntev, yog li moisturizing tej yam tseem ceeb heev. HPMC tsis tuaj yeem txhim kho kev ntxhib los mos thiab muaj kev ruaj ntseg ntawm cov tawv nqaij evaporation, yog tseem yuav zam cov dej ntws paug los ntawm ultraviolet raug thiab qhuav ib puag ncig.
Ntsej muag ntsej muag
HPMC tshwj xeeb yog siv dav hauv kev ua kom zoo nkauj lub ntsej muag lub ntsej muag. Vim nws cov yeeb yaj kiab zoo tshaj plaws thiab cov khoom siv hydration, HPMC tuaj yeem pab cov tawv nqaij kaw ib puag ncig, tso cai rau cov tawv nqaij kom haum cov zaub mov zoo dua hauv cov khoom noj. Cov khoom siv-tso tawm ntawm HPMC kuj tseem ua kom cov khoom xyaw nquag tuaj yeem tso tawm thaum cov txheej txheem ua ntawv thov, txhim kho cov nyhuv ntau ntawm lub npog ntsej muag.
Cov Khoom Tu Plaub Plaub Hau
HPMC kuj tau pom zoo moisturizing cuam tshuam hauv cov khoom tu plaub hau. Los ntawm kev ntxiv HPMC mus rau cov plaub hau, cov duab plaub hau, cov yeeb yaj kiab plaub hau tuaj yeem tsim ntawm cov plaub hau poob thiab ua rau muaj cov plaub hau noo thiab kev muag khoom ntawm cov plaub hau. Tsis tas li ntawd, HPMC tuaj yeem txhim kho cov qauv ntawm cov khoom, ua kom nws yooj yim dua kis tus neeg sab mob hnyav thaum siv.
4. Synergy ntawm HPMC thiab lwm yam kev siv tshuaj moisturizing
HPMC feem ntau yog siv rau hauv kev sib txuas nrog lwm cov dej khov ua kom muaj cov teebmeem zoo dua. Piv txwv li, classic moisturizing cov khoom xyaw xws li sodium hyaluronate thiab glycerin ua ke nrog Holmc los txhim kho cov dej noo los ntawm kev ua yeeb yam ntawm HPMC. Ib qho ntxiv, thaum HPMC tau siv ua ke nrog polysaccharide lossis cov khoom xyaw protein, nws kuj tuaj yeem muab cov zaub mov ntxiv thiab tiv thaiv cov khoom.
Qhov kev sib txuas ntawm HPMC tsis yog txhim kho cov khoom moisturizing ntawm cov khoom lag luam, xis thiab kev ruaj ntseg ntawm cov khoom lag luam los ntawm nws cov kev lees paub nws cov kev lees txais ntawm cov neeg siv khoom. Hauv kev tsim qauv mis, los ntawm kev kho tus nqi HPMC ntxiv thiab cov kev sib piv ntawm cov khoom xyaw tuaj yeem muab cov kev daws teeb meem moisturizing tuaj yeem muab rau ntau hom tawv nqaij thiab plaub hau.
5. Kev ruaj ntseg thiab ruaj khov
Raws li ib tug dav siv cov ntaub pua plagic raw, hpmc muaj cov biocompatibility zoo thiab kev nyab xeeb. HPMC yog suav tias yog hypobergenic thiab muaj tsis muaj tshuaj lom neeg, ua rau nws siv rau txhua hom tawv nqaij, txawm tias tawv nqaij. Kev siv ntev ntev uas muaj HPMC yuav tsis ua rau tawv nqaij tsis zoo rau daim tawv nqaij. Ib qho ntxiv, HPMC muaj cov tshuaj muaj zog thiab lub cev ruaj khov thiab tuaj yeem tswj nws qhov kev ua tau zoo tshaj li ntawm qhov kub thiab txias tshaj.
Daim ntawv thov ntawm HPMC hauv cov khoom lag luam tus kheej tau nyiam ntau dua thiab ntau xim vim nws cov kev ua tau zoo tshaj plaws thiab lwm yam kev ua tau zoo tshaj plaws. Nws tsis tsuas yog xauv rau hauv noo noo los ntawm zaj duab xis los ntawm zaj duab xis, tab sis kuj tso cai rau kev ua kom muaj kev sib npaug ntawm kev nplij siab thiab dej noo. Nrog kev hloov kho lub nriab nruam thiab kev txhim kho cov khoom tu tawv nqaij, cov muaj kev sib tw HPMC muaj ntau txoj kev muaj peev xwm rau kev paub thiab ua kom muaj kev tso dej noo ntau dua rau cov neeg siv khoom.
Lub Sijhawm Post: Sep-26-2024