HydroxyPropyyl methylulose yog cov tsis-ionic cellulose ua tiav los ntawm cov paj rwb rwb los ntawm cov tshuaj lom neeg. Nws yog qhov tsis muaj ntxhiab, tsis muaj tshuaj lom dawb cov hmoov nplej uas yaj tau hauv dej thiab nthuav tawm kom meej lossis me ntsis pos huab colloidal tov. Nws muaj cov yam ntxwv ntawm thickening, dej tuav thiab tsim yooj yim. Cov tshuaj ahoourous ntawm hydroxypropyl methylcellose HPMC yog qhov ruaj khov nyob rau hauv ntau tshaj ntawm HP3.0.
Lub ntsiab muaj nuj nqi ntawm hydroxypropylulcellulose nyob rau hauv xis mas hmoov yog dej ua kom zoo txhim kho cov cohesion thiab sag tiv thaiv.
Yam khoom xws li kub thiab cua nrawm yuav cuam tshuam rau cov tshuaj khib nyiab hauv kev sib khib, muab cov dej sib txawv, cov dej sib txawv, cov khoom siv sib txawv, yuav muaj qee qhov sib txawv. Hauv kev tsim kho tshwj xeeb, cov dej khaws cov nyhuv khaws cia ntawm cov slurry tuaj yeem hloov kho los ntawm nce lossis txo tus HPMC ntxiv. Cov dej tuav tseg ntawm hydroxypropyyl methylcellose HPMC ntawm qhov kub siab yog qhov ntsuas tau tseem ceeb kom paub qhov txawv ntawm HPMC. Zoo HPMC muaj peev xwm daws tau qhov teeb meem ntawm dej rov qab los nyob hauv qhov kub thiab txias. Nyob rau hauv qhuav lub caij thiab thaj chaw nrog kub thiab cua nrawm, nws yog ib qho tsim nyog los ua kom muaj kev ua haujlwm zoo HPMC txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau kom cov dej tsis sib haum.
Yog li ntawd, hauv kev siv kub lub caij ntuj sov, kom ua tiav cov txiaj ntsig khaws cia, nws yog qhov yuav muaj teeb meem zoo xws li hem txaus xws li cov dej tsis txaus, txo lub zog, tawg , hollowing thiab shedding tshwm sim los ntawm kev ziab nrawm, thiab tib lub sijhawm kuj tau nce qhov nyuaj ntawm kev ua haujlwm. Raws li cov tee ntsuas kub, tus nqi HPMC ntxiv tuaj yeem txo qis qis, thiab tib cov nyhuv retentely yuav ua tiav.
Hauv kev tsim cov ntaub ntawv hauv tsev, HydroxyPropyyl methylulose yog qhov tsis tseem ceeb ntxiv. Tom qab ntxiv HPMC, cov khoom hauv qab no tuaj yeem txhim kho:
1. Dej khaws cia: Txhim kho cov dej khib nyiab, txhim kho cov dej cug, kom cov hmoov kom qhuav thiab tsis txaus thiab ua kom tawg thiab lwm yam tshwm sim.
2. Adhesiveness: Vim yog cov kev txhim kho cov tshuaj khib nyiab ntawm lub tshuaj khib, nws tuaj yeem ua tau zoo dua ntawm substrate thiab adherend.
3. Los tiv thaiv cov nyhoo: vim yog nws cov nyhuv tuab, nws tuaj yeem tiv thaiv cov kab cug thiab cov khoom ua tiav thaum lub sijhawm kev tsim kho.
4. Kev ua haujlwm: Ua kom cov plasticity: nce ntxiv cov plasticity ntawm cug, txhim kho kev lag luam ntawm kev tsim kho thiab txhim kho kev ua haujlwm efficiency.
Lub Sijhawm Post: Apr-12-2023