Focus on Cellulose ethers

Kamano ke Efe lipakeng tsa Poloko ea Metsi ea HPMC le Mocheso?

Kamano ke Efe lipakeng tsa Poloko ea Metsi ea HPMC le Mocheso?

Hydroxypropyl methylcellulose (HPMC) ke tlatsetso e sebelisoang hangata linthong tsa kaho, joalo ka seretse se omileng se tsoakiloeng, ka lebaka la thepa ea eona ea ho boloka metsi.Ho boloka metsi ke thepa ea bohlokoa ea HPMC, kaha e ama ho tsitsa, ho sebetsa, le ho phekola seretse.Kamano pakeng tsa ho boloka metsi ea HPMC le mocheso e rarahane 'me e itšetlehile ka lintlha tse' maloa.

Ka kakaretso, ho boloka metsi ho HPMC ho fokotseha ha mocheso o ntse o eketseha.Lebaka ke hobane ha mocheso o ntse o eketseha, sekhahla sa ho fetoha mouoane ha metsi seretseng le sona sea eketseha.HPMC e thusa ho fokotsa ts'ebetso ena ka ho etsa mokoallo holim'a seretse, ho thibela metsi ho tsoa mouoane ka potlako.Leha ho le joalo, ka mocheso o phahameng, mokoallo ona o ka 'na oa se ke oa sebetsa ka ho lekaneng ho boloka metsi ka seretse, e leng se lebisang ho fokotseha ha ho boloka metsi.

Ho lokela ho hlokomeloa hore kamano pakeng tsa HPMC ho boloka metsi le mocheso ha e na moeli.Ka lithempereichara tse tlase, HPMC e na le bokhoni bo phahameng ba ho boloka metsi, kaha sekhahla se liehang sa mouoane se lumella HPMC ho theha mokoallo o matla.Ha mocheso o ntse o eketseha, ho boloka metsi a HPMC ho fokotseha ka potlako ho fihlela ho fihla mocheso o itseng, o tsejoang e le mocheso o boima.Ka holim'a mocheso ona, ho bolokoa ha metsi ha HPMC ho lula ho le joalo.

Mocheso oa bohlokoa oa HPMC o itšetlehile ka lintlha tse 'maloa, ho kenyelletsa le mofuta le mahloriso a HPMC a sebelisitsoeng, hammoho le sebopeho le mocheso oa seretse.Ka kakaretso, mocheso oa bohlokoa oa HPMC o tloha ho 30°C ho ea ho 50°C.

Ntle le mocheso, lintlha tse ling li ka ama ho bolokoa ha metsi ha HPMC ka seretse se omileng se tsoakiloeng.Tsena li kenyelletsa mofuta oa li-additives tse ling ka har'a seretse, mokhoa oa ho kopanya, le mongobo o teng.Ho bohlokoa ho nahana ka lintlha tsena kaofela ha ho etsoa seretse se omileng se tsoakiloeng ho netefatsa ho boloka metsi ka mokhoa o nepahetseng le ho sebetsa hantle.

Ka kakaretso, kamano pakeng tsa ho boloka metsi ea HPMC le mocheso e rarahane 'me e itšetlehile ka lintlha tse' maloa.Ka kakaretso, ho boloka metsi a HPMC ho fokotseha ha mocheso o ntse o eketseha, empa kamano ena ha e na moeli ebile e itšetlehile ka mocheso o boima oa HPMC.Lintlha tse ling, joalo ka mofuta le likhakanyo tsa li-additives, le tsona li phetha karolo ho khethollang ho bolokoa ha metsi ha HPMC seretseng se omileng se tsoakiloeng.


Nako ea poso: Apr-15-2023
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