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Hydroxypropyl methylcellulose bụ akụrụngwa eji eme ihe n'ọtụtụ ebe. Karịsịa na ojiji nke putty ntụ ntụ. Enwere ọtụtụ ngwaahịa ngwaahịa dị ka: nguzogide nnu, ọrụ elu, gelation thermal, nkwụsi ike PH, njide mmiri, adhesion, wdg. Otú ọ dị, hydroxypropyl methylcellulose na-adịkarị mfe ...GỤKWUO»
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Ọdịdị HPMC na ihe onwunwe: na-acha ọcha ma ọ bụ na-acha ọcha fibrous ma ọ bụ granular ntụ ntụ Njupụta: 1.39 g / cm3 Solubility: fọrọ nke nta insoluble na zuru ethanol, ether, acetone; ọzịza n'ime ngwọta colloidal doro anya ma ọ bụ dị ntakịrị urukpuru na mmiri oyi HPMC Stability: The siri ike bụ ire ọkụ na ekwekọghị na ...GỤKWUO»
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Ndekọ viscosity nke hydroxypropyl methylcellulose bụ ndepụta dị oke mkpa. Viscosity anaghị anọchi anya ịdị ọcha. The viscosity nke cellulose HPMC dabere na mmepụta usoro. Ebe eji eme ihe dị iche iche kwesịrị ịhọrọ cellulose HPMC nwere viscosities dị iche iche, ọ bụghị nke dị elu nke vi ...GỤKWUO»
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Kedu ihe dị iche n'etiti hydroxypropyl methylcellulose (HPMC) na ma ọ bụ na-enweghị S? 1. A na-ekewa HPMC n'ime ụdị ngwa ngwa na ụdị mgbasa ozi ngwa ngwa HPMC ngwa ngwa na-agbasa ngwa ngwa na mkpụrụedemede S. N'oge usoro mmepụta, a ga-agbakwunye glioxal. Ụdị ngwa ngwa HPMC anaghị atụkwasị ọ bụla ...GỤKWUO»
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A na-ejikarị HPMC viscosity dị ala:HPMC 400 maka ngwa agha na-ebuli onwe ya, mana a na-ebubata ya n'ozuzu ya. Ihe kpatara ya: viscosity dị ala, ọ bụ ezie na njide mmiri adịghị mma, mana ọkwa dị mma, na njupụta ngwa agha dị elu. Ọkara na viscosity dị ala: hydroxypropyl methylcellulose HPMC 20000-40000 ...GỤKWUO»
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Owu a nụchara anụcha—mmepe—alkalizing—etherifying—neutralizing — nkewapụ—ịsacha—ikewapụ, ihicha—ịkpụcha—ịkwakọ—emecha oghere owu: a na-emeghe owu a nụchara anụcha iji wepụ ígwè, wee kụrie ya. Owu a nụchara anụcha dị n'ụdị ntụ ntụ, nha nha ya bụ ntupu 80 ...GỤKWUO»
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Maka usoro mkpuchi mgbidi dị n'èzí, ọ na-agụnyekarị ụgbụ a na-ejikọta ọnụ nke mkpuchi mkpuchi na akwa akwa akwa nke na-echebe elu nke mkpuchi mkpuchi. Ngwa ngwa njikọ dị mma kwesịrị ịdị mfe ịkpali, dị mfe iji rụọ ọrụ, ghara ịrapara na mma ma nwee ezigbo mgbochi sag. ef...GỤKWUO»
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Hydroxypropyl methylcellulose bụ akụrụngwa a na-ahụkarị na ụlọ ọrụ kemịkalụ ihe owuwu ụlọ. Na mmepụta kwa ụbọchị, anyị nwere ike na-anụkarị aha ya. Mana ọtụtụ ndị amaghị ojiji ya. Taa, m ga-akọwa ojiji nke hydroxypropyl methylcellulose na gburugburu dị iche iche. 1. Ihe owuwu ...GỤKWUO»
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A na-enyocha akwụkwọ ndị metụtara ya n'ụlọ na ná mba ọzọ na nkwadebe nke ọgwụ ndị na-emepụta ọgwụ hydroxypropyl methylcellulose (HPMC) n'afọ ndị na-adịbeghị anya, nyochaa ma chịkọta ya, na ngwa ya na nkwadebe siri ike, nkwadebe mmiri mmiri, nkwado nkwado na njikwa ntọhapụ, ca ...GỤKWUO»
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Site na nyocha na nchịkọta nke cellulose ether test results na isi atọ, nkwubi okwu bụ isi dị ka ndị a: 5.1 Mkpebi 1. Cellulose ether mmịpụta sitere na ihe ọkụkụ (1) Ihe mejupụtara ihe ọkụkụ ise (mmiri, uyi, osisi). àgwà, cellulose na hemicel ...GỤKWUO»
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1 Okwu Mmalite Kamgbe ọbịbịa nke ihe eji esiji na-eme ihe, sodium alginate (SA) abụrụla ebe a na-amanye isi maka ibipụta agba agba na akwa owu. N'iji ụdị cellulose ethers atọ CMC, HEC na HECMC kwadebere n'Isi nke 3 dị ka tapawa mbụ, a na-etinye ha n'ọrụ na-akwụghachi ụgwọ nbipụta dye ...GỤKWUO»
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Site n'ịmụ mmetụta nke usoro ọgwụgwọ dị iche iche nke hydroxypropyl methylcellulose (HPMC) na mbipụta, akụrụngwa rheological na akụrụngwa nke ngwa ngwa obibi 3D, a tụlere usoro ọgwụgwọ kwesịrị ekwesị nke HPMC, wee nyochaa usoro mmetụta ya jikọtara ya na microscopic mor ...GỤKWUO»