Focus on Cellulose ethers

Capsule sehlopheng sa HPMC

Capsule sehlopheng sa HPMC

Capsule grade Hydroxypropyl Methylcellulose (HPMC) ke mofuta o khethehileng oa HPMC o etselitsoeng ka ho khetheha bakeng sa tlhahiso ea li-capsules tsa meriana. Mona ke tlhahlobo e felletseng ea sehlopha sa capsule HPMC:

1. Selelekela ho Capsule Grade HPMC: Capsule grade HPMC ke cellulose ether e tsoang ho cellulose ea tlhaho ka phetoho ea lik'hemik'hale. E etselitsoe ho fihlela litlhoko tse thata tsa indasteri ea meriana, e fana ka lisebelisoa tse bolokehileng, tse sa sebetseng, le tse lumellanang le biocompatible bakeng sa ho kenyelletsa metsoako ea meriana.

2. Sebopeho sa Lik'hemik'hale le Lintho: Sehlopha sa Capsule HPMC se arolelana sebopeho sa lik'hemik'hale tsa motheo tsa lihlopha tsohle tsa HPMC, le lihlopha tsa hydroxypropyl le methyl tse khomaretsoeng mokokotlong oa cellulose. Thepa ea eona e ntlafalitsoe bakeng sa tlhahiso ea capsule mme e kenyelletsa:

  • Bohloeki: Capsule grade HPMC e etsoa tlas'a mehato e tiileng ea taolo ea boleng ho netefatsa bohloeki bo phahameng, ho finyella litekanyetso tsa meriana.
  • Saese e lekanang ea likaroloana: Hangata e hlahisoa ka foromo e ntle ea phofo e nang le kabo e sa fetoheng ea boholo ba likaroloana, e thusang ho tlatsoa ha capsule e tšoanang.
  • Ho hanyetsa mongobo: Capsule grade HPMC e bonts'a ho hanyetsa mongobo hantle, ho netefatsa botsitso le botšepehi ba li-capsules nakong ea polokelo.
  • Biocompatibility: E na le inert le biocompatible, e etsa hore e loketse ho sebelisoa mefuteng ea meriana.

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3. Ts'ebetso ea Tlhahiso: Ts'ebetso ea tlhahiso ea sehlopha sa capsule HPMC e kenyelletsa mehato e mengata:

  • Khetho ea thepa e tala: Selulose ea boleng bo holimo e khethoa e le thepa ea ho qala, e nkiloeng mehloling ea tlhaho e kang makhasi a lehong kapa lithara tsa k'hothone.
  • Phetoho ea lik'hemik'hale: Selulose e ba le karabelo ea etherification ho hlahisa lihlopha tsa hydroxypropyl le methyl, e leng se hlahisang HPMC ea sehlopha sa capsule.
  • Tlhoekiso le ho omisa: Selulose e fetotsoeng e hloekisoa ho tlosa litšila le ho omisoa ho fihlela mongobo o lakatsehang.
  • Taolo ea boholo ba likaroloana: Sehlahisoa se siloa ho fihlela kabo ea boholo bo lakatsehang, ho netefatsa thepa e nepahetseng ea phallo bakeng sa ho tlatsa capsule.

4. Likopo tsa Capsule Grade HPMC: Capsule grade HPMC e sebelisoa haholo-holo indastering ea meriana bakeng sa tlhahiso ea li-capsules. E sebetsa e le motsoako oa bohlokoa ho li-capsules tsa gelatin tse thata (HGCs) le li-capsules tsa meroho (li-capsules tsa HPMC). Mesebetsi ea mantlha ea HPMC ea sehlopha sa capsule ho li-capsule formulations e kenyelletsa:

  • Binder: E thusa ho kopanya metsoako e sebetsang ea meriana (APIs) hammoho, ho etsa bonnete ba hore kabo e tšoanang ka har'a capsule.
  • Disintegrant: Capsule grade HPMC e khothalletsa ho arohana ka potlako ha capsule ha e kenngoa, ho nolofalletsa ho lokolloa ha lithethefatsi le ho kenngoa.
  • Filimi ea pele: E etsa filimi e hlakileng, e feto-fetohang ho pota-pota capsule, e sireletsang lintho tse ka hare ho mongobo le lintho tse ka ntle.

5. Bohlokoa le Tumellano ea Taolo: Capsule grade HPMC e sebelisoa ka ho pharaletseng mefuteng ea meriana ka lebaka la polokeho ea eona, biocompatibility, le ho lumellana le taolo. E finyella litlhoko tsa li-pharmacopoeia tse kholo tse kang USP (United States Pharmacopeia), EP (European Pharmacopoeia), le JP (Japanese Pharmacopoeia), ho netefatsa ho tsitsisa le boleng ba lihlahisoa tsa meriana.

6. Qetello: Qetellong, capsule grade Hydroxypropyl Methylcellulose (HPMC) ke ether e khethehileng ea cellulose e etselitsoeng ho sebelisoa ha ho etsoa li-capsules tsa meriana. Ka thepa ea eona e ntle haholo, ho kenyelletsa bohloeki, boholo ba likaroloana, ho hanyetsa mongobo, le biocompatibility, HPMC ea sehlopha sa capsule e bapala karolo ea bohlokoa ho netefatsa boleng, botsitso le ts'ebetso ea li-capsules tsa meriana. Ha tlhokahalo ea lihlahisoa tsa meriana e ntse e hōla, HPMC ea capsule grade e ntse e le motsoako oa bohlokoa ho li-capsule formulations, ho kenya letsoho ntlafatsong ea meriana e sireletsehileng, e sebetsang le e ka tšeptjoang.


Nako ea poso: Mar-18-2024
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