Cellulose ether yog ib qho tseem ceeb ntawm cov ntaub ntawv polymer, dav siv hauv tshuaj, khoom noj khoom haus, tshuaj pleev ib ce thiab lwm yam. Nws daim ntawv thov hauv cov tshuaj pleev ib ce feem ntau suav nrog cov thickeners, zaj duab xis qub, stabilizers, thiab lwm yam. Tshwj xeeb tshaj yog rau cov khoom siv ntsej muag, qhov sib ntxiv ntawm cellulose ether tsis tuaj yeem txhim kho lub cev ntawm cov khoom, tab sis kuj txhim kho cov neeg siv khoom. Kab lus no yuav tham txog kev nthuav dav ntawm daim ntawv thov ntawm cellulose ether hauv lub ntsej muag lub ntsej muag, tshwj xeeb tshaj yog yuav ua li cas txo cov nplaum thaum siv.
Nws yog ib qho tsim nyog kom nkag siab txog cov ntsiab lus tseem ceeb thiab kev ua haujlwm ntawm daim npog ntsej muag. Lub ntsej muag npog feem ntau muaj ob ntu: cov khoom siv hauv paus thiab cov ntsiab lus. Cov khoom siv hauv paus yog feem ntau tsis yog-woven npuag, cellulose zaj duab xis lossis biofiber zaj duab xis, thaum lub ntsiab lus yog cov kua sib xyaw nrog dej, moisturizer, cov khoom xyaw nquag, thiab lwm yam. Qhov kev xav no tsis tsuas yog cuam tshuam rau kev siv, tab sis kuj yuav cuam tshuam rau kev nqus ntawm lub ntsej muag cov khoom xyaw.
Cellulose ether yog ib chav kawm ntawm cov derivatives tau los ntawm kev hloov kho tshuaj ntawm natural cellulose, ib qho yog hydroxypropyl methylcellulose (HPMC), methyl cellulose (MC), thiab lwm yam Cellulose ether muaj cov dej solubility zoo heev thiab cov yeeb yaj kiab tsim cov khoom, thiab nws cov khoom siv tshuaj muaj zog ruaj khov thiab tsis yooj yim ua rau tawv nqaij ua xua. Yog li ntawd, nws yog dav siv hauv tshuaj pleev ib ce.
Daim ntawv thov ntawm cellulose ether hauv lub ntsej muag lub ntsej muag feem ntau txo cov nplaum los ntawm cov hauv qab no:
1. Txhim kho rheology ntawm lub ntsiab lus
Lub rheology ntawm cov ntsiab lus, uas yog, lub peev xwm fluidity thiab deformation ntawm cov kua, yog ib qho tseem ceeb cuam tshuam rau cov neeg siv kev paub. Cellulose ether tuaj yeem hloov qhov viscosity ntawm cov ntsiab lus, ua kom yooj yim rau kev thov thiab nqus. Ntxiv rau qhov tsim nyog ntawm cellulose ether tuaj yeem ua rau cov essence tsim ib zaj duab xis nyias ntawm daim tawv nqaij, uas tuaj yeem moisturize zoo yam tsis muaj nplaum.
2. Txhim kho qhov dispersibility ntawm lub essence
Cellulose ether muaj qhov zoo dispersibility thiab muaj peev xwm sib npaug ntawm ntau yam khoom xyaw hauv cov ntsiab lus kom tsis txhob los nag thiab stratification ntawm cov khoom xyaw. Kev sib cais tsis sib xws ua rau cov ntsiab lus sib npaug sib npaug ntawm lub npog ntsej muag, thiab nws tsis yooj yim los tsim cov viscosity hauv cheeb tsam siab thaum siv, yog li txo cov nplaum.
3. Txhim khu lub peev xwm nqus ntawm daim tawv nqaij
Cov zaj duab xis nyias tsim los ntawm cellulose ether ntawm daim tawv nqaij saum npoo muaj qee yam huab cua permeability thiab moisturizing zog, uas yuav pab txhim kho daim tawv nqaij absorbing efficiency ntawm cov khoom xyaw nquag hauv cov essence. Thaum daim tawv nqaij tuaj yeem nqus tau cov as-ham sai sai, cov kua uas seem ntawm daim tawv nqaij yuav txo qis, yog li txo cov nplaum nplaum.
4. Muab cov nyhuv moisturizing tsim nyog
Cellulose ether nws tus kheej muaj cov nyhuv moisturizing, uas tuaj yeem kaw cov dej noo thiab tiv thaiv cov tawv nqaij tsis muaj dej. Hauv daim npog ntsej muag, qhov sib ntxiv ntawm cellulose ether tuaj yeem txo cov nqi ntawm lwm cov viscosity siab moisturizers, yog li txo cov viscosity ntawm lub essence tag nrho.
5. Stabilize lub essence system
Lub ntsej muag npog ntsej muag feem ntau muaj ntau yam khoom xyaw, uas tuaj yeem cuam tshuam nrog ib leeg thiab cuam tshuam rau kev ruaj ntseg ntawm cov khoom. Cellulose ether tuaj yeem siv los ua tus stabilizer los pab tswj kev ruaj ntseg ntawm cov ntsiab lus thiab zam kev hloov pauv viscosity los ntawm cov khoom xyaw tsis ruaj khov.
Daim ntawv thov ntawm cellulose ether hauv lub ntsej muag lub ntsej muag tuaj yeem txhim kho lub cev lub zog ntawm cov khoom, tshwj xeeb tshaj yog txo cov nplaum nplaum thaum siv. Cellulose ether coj cov neeg siv kev paub zoo dua rau cov khoom siv npog ntsej muag los ntawm kev txhim kho rheology ntawm cov ntsiab lus, txhim kho dispersibility, txhim kho lub peev xwm nqus ntawm daim tawv nqaij, muab cov nyhuv moisturizing tsim nyog thiab stabilizing lub essence. Nyob rau tib lub sijhawm, lub hauv paus chiv keeb thiab biocompatibility zoo heev ntawm cellulose ether muab nws daim ntawv thov dav dav hauv kev lag luam tshuaj pleev ib ce.
Nrog rau kev txhim kho txuas ntxiv ntawm cov cuab yeej siv tshuaj pleev ib ce thiab kev txhim kho ntawm cov neeg siv khoom xav tau rau cov khoom lag luam, daim ntawv thov kev tshawb fawb ntawm cellulose ether yuav ua kom tob ntxiv. Nyob rau hauv lub neej yav tom ntej, ntau dua tshiab cellulose ether derivatives thiab formulation technologies yuav tsim, nqa ntau possibilities thiab superior kev paub siv rau lub ntsej muag daim npog qhov ncauj cov khoom.
Post lub sij hawm: Lub Xya hli ntuj-30-2024