Focus on Cellulose ethers

Joang ho qhala HPMC (Hydroxypropyl Methyl Cellulose) ka nepo?Mekhoa e khethehileng ke efe?

Hydroxypropyl Methyl Cellulose (HPMC) ke polymer e tloaelehileng e sebelisoang liindastering tse fapaneng, ho kenyeletsoa meriana, lijo le kaho.Ha o sebelisa HPMC, ho bohlokoa ho e qhibiliha ka nepo ho etsa bonnete ba hore e tsoakoa ka ho lekana 'me ha e etse lihlapa.Mona ke mekhoa e ikhethileng ea ho qhala HPMC:

Ho Lokisetsa Tharollo: Mohato oa pele ke ho lokisa tharollo ea HPMC.Khatiso ea tharollo e tla itšetleha ka kopo, empa hangata e tloha ho 0.5% ho isa ho 5%.Qala ka ho eketsa palo e hlokahalang ea HPMC setšelong se loketseng.

Ho Eketsa Metsi: Mohato o latelang ke ho eketsa metsi ka har'a setshelo.Ho bohlokoa ho sebelisa metsi a hloekisitsoeng kapa a hloekisitsoeng ho netefatsa hore ha ho na litšila tse ka amang thepa ea HPMC.Metsi a lokela ho eketsoa butle ha o ntse o sisinya motsoako ho netefatsa hore HPMC e qhibiliha ka ho lekana.

Ho Kopanya Tharollo: Hang ha metsi le HPMC li kentsoe, motsoako o lokela ho tsukutloa kapa ho ferekanngoa ho fihlela HPMC e qhibiliha ka ho feletseng.Ho khothalletsoa ho sebelisa motsoako oa mechine kapa homogenizer ho etsa bonnete ba ho qhibiliha ka ho feletseng.

Ho Lumella Tharollo ho Phomola: Hang ha HPMC e qhibilihile ka ho feletseng, ho kgothaletswa ho lumella tharollo ho phomola lihora tse 'maloa.Nako ena ea ho phomola e lumella li-bubble leha e le life tsa moea hore li balehe 'me li etsa bonnete ba hore tharollo ke homogeneous.

Ho Sefa Tharollo: Mohato oa ho qetela ke ho sefa tharollo ho tlosa litšila leha e le life kapa likaroloana tse sa qhibilihang.Mohato ona ke oa bohlokoa ka ho khetheha lits'ebetsong tsa meriana le tsa lijo, moo bohloeki bo leng bohlokoa.Sesefa se nang le masoba a boholo ba 0.45 μm kapa tse nyane hangata se sebelisoa.

Ka kakaretso, ho qhaqha HPMC ka mokhoa o nepahetseng, ho hlokahala hore u lokise tharollo, u kenye metsi butle-butle ha u ntse u hlohlelletsa, kopanya tharollo ho fihlela HPMC e qhibiliha ka ho feletseng, lumella tharollo hore e phomole, 'me u sefa tharollo ho tlosa litšila leha e le life kapa likaroloana tse sa qhibilihang.


Nako ea poso: Apr-01-2023
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