HydroxyPropyl cellulose (HPC) yog ib qho tseem ceeb ntawm cellulose, uas yog ib qho tshwm sim polymer pom hauv cov phab ntsa ntawm tes ntawm cov nroj tsuag. Txawm li cas los xij, thaum cellulose nws tus kheej yog ntuj, txheej txheem ntawm kev hloov kho hydroxypropyl cellulose muaj cov tshuaj lom neeg semi-hluav taws xob cov khoom siv hluav taws xob.
1. Nees lub neej ntawm cellulose:
Cellulose yog cov muaj ntau ntau muaj organic polymer hauv ntiaj teb thiab yog qhov tseem ceeb ntawm cov phab ntsa ntawm tes ntawm cov nroj tsuag, muab kev txhawb nqa ntawm cov txheej txheem. Nws muaj nyob hauv kev nplua nuj xws li ntoo, paj rwb, hemp, thiab lwm yam khoom cog ntoo. Chemically, cellulose yog polysaccharide muaj cov roj hallucose sib txuas ua ke hauv cov saw ntev.
2. Kev tsim qauv ntawm hydroxyprropyl cellulose:
HydroxyPropyl cellulose yog synthesized los ntawm cellulose los ntawm kev hloov kho tshuaj lom neeg. Qhov no cuam tshuam nrog kho cellulose nrog propylene oxide nyob rau hauv cov xwm txheej. Cov tshuaj tiv thaiv tshwm sim ntawm cov pab pawg hydroxyl hauv cov cellulose molecule nrog hydroxypropylropyl, Yielding Hydroxyprropeylroplose.
Cov txheej txheem feem ntau cuam tshuam ntau qib, suav nrog ethermandification, kev ua kom huv, thiab ziab. Thaum pib cov khoom siv, cellulose, yog ntuj, kev siv tshuaj lom neeg muaj kev sib txuam nrog kev tsim cov hydroxyprropyl cellulose renders nws shathetic.
3. Cov khoom ntawm hydroxypropyl cellulose:
HydroxyPropyl cellulose muaj ntau yam khoom muaj txiaj ntsig zoo, suav nrog:
Solubility: nws yog soluble nyob rau hauv ntau cov kuab tshuaj, suav nrog dej, ethanol, thiab qee cov kuab tshuaj organic.
Zaj duab xis-tsim: Nws tuaj yeem siv los tsim cov yeeb yaj kiab nyias nrog cov khoom siv kho tau zoo.
Tus neeg sawv cev tuab: Feem ntau siv los ua tus neeg sawv cev tuab ntawm ntau cov ntawv thov, xws li cov tshuaj, tshuaj pleev ib ce, thiab khoom noj khoom haus.
Stability: Nws nthuav tawm cov thermal zoo thiab tshuaj ruaj khov, ua rau nws siv hauv ntau qhov chaw sib txawv.
Kev sib txuam: nws tau tshaj ntau lwm cov ntaub ntawv, pub rau ntau yam kev siv.
4. Kev thov ntawm hydroxypropyl cellulose:
Hydroxyprropyl cellulose pom cov ntawv thov hla ntau yam lag luam:
Kws Tshuaj Kho Mob: Nws tau siv dav ua cov phau ntawv, zaj duab xis yav tas los, thickener, thiab stabililies hauv cov ntsiav tshuaj, cov ntsiav tshuaj, thiab cov txuj ci tseem ceeb.
Kev lag luam tshuaj pleev ib ce: Nws tau ua haujlwm hauv cov tshuaj pleev ib ce thiab cov khoom tu tus kheej ua cov tshuaj khov kho kom khov, thiab cov khoom siv tshuaj cream, tshuaj pleev, thiab cov khoom tu plaub hau.
Kev lag luam khoom noj khoom haus: hauv kev lag luam khoom noj khoom haus, nws tau siv los ua cov ntaub tuab, stabilizer, thiab emulsifier hauv cov khoom xws li cov kua ntses, hnav khaub ncaws, thiab cov khoom qab zib.
Kev siv cov ntaub ntawv: Nws pom siv nyob rau hauv kev siv cov kev siv xws li txheej, cov nplaum thiab cov yeeb yaj kiab tshwj xeeb vim nws cov yeeb yaj kiab ua yeeb yaj kiab thiab cov khoom nplaum.
5. Kev txiav txim siab txog naturalness:
Thaum hydroxypropyl cellulose yog muab los ntawm cellulose, uas yog ntuj tsim kho txheej txheem koom nrog nws cov khoom lag luam tsa cov lus nug txog nws naturalness. Txawm hais tias nws pib nrog lub ntuj huv, ntxiv rau ntawm hydroxyprropyl pawg los ntawm kev siv tshuaj lom neeg cov qauv thiab cov khoom. Raws li qhov tshwm sim, HydroxyPropyl cellulose yog suav hais tias sandi-synthetic ntau dua li lub ntuj purely.
HydroxyPropyl cellulose yog ib qho khoom siv ntau yam los ntawm cellulose, lub ntuj polymer pom hauv cov nroj tsuag. Txawm li cas los xij, nws cov ntau lawm koom nrog cov tshuaj hloov kho chemical, ua rau cov khoom siv sighthetic. Dua li ntawm qhov no, hydroxyprropyl cellulose khaws ntau yam khoom muaj txiaj ntsig thiab pom cov ntaub ntawv dav dav hauv cov tshuaj, tshuaj pleev ib ce, thiab cov txheej txheem tshuaj noj. To taub nws lub keeb kwm ntuj thiab kev tsim khoom tsim yog qhov tseem ceeb rau kev ntsuas nws cov haum rau ntau yam kev txhawj xeeb txog nws txoj kev txhawj xeeb txog nws li naturalness.
Lub Sijhawm Post: Apr-13-2024