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Ntụ ntụ polima a na-akpọ Redispersible bụ ntụ ntụ a na-esi na mmiri akpọnwụ nke emulsion polima a gbanwere agbanwe. Ọ nwere ike ịgbagharị agbagharị nke ọma, enwere ike ime ka ọ bụrụ emulsion polima kwụsiri ike mgbe etinyere ya mmiri. Arụmọrụ ya bụ otu ihe ahụ dị ka emulsion mbụ. N'ihi ya, o nwere ike...GỤKWUO»
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Ngwaahịa ntụ ntụ polima a na-agbanwe agbanwe bụ ntụ ntụ a na-agbaze agbaze mmiri, nke e kewara n'ime ethylene/vinyl acetate copolymers, vinyl acetate/tertiary ethylene carbonate copolymers, acrylic copolymers, wdg., yana polyvinyl alcohol dị ka colloid nchebe. Enwere ike iji ntụ ntụ a mee ihe ngwa ngwa...GỤKWUO»
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E nwere monosodium glutamate nke ụlọ ọrụ mmepụta ihe, carboxymethyl cellulose, hydroxypropyl methyl cellulose, na hydroxyethyl cellulose, bụ́ ndị a na-ejikarị eme ihe. N'ime ụdị cellulose atọ ahụ, nke kacha sie ike ịmata bụ hydroxypropyl methylcellulose na hydroxyethyl cellulose. Ka anyị chọpụta...GỤKWUO»
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A na-ekewa Hydroxypropyl methylcellulose n'ụdị abụọ: ụdị ọkụ na-agbaze nkịtị na ụdị mmiri oyi. Hydroxypropyl methylcellulose na-eji 1. Usoro Gypsum Na ngwaahịa usoro gypsum, a na-ejikarị cellulose ethers echekwa mmiri ma mee ka ọ dị nro. Ha na-enye obere enyemaka....GỤKWUO»
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Hydroxypropyl methylcellulose bụ ihe eji emepụta ihe nke ukwuu. Karịsịa n'iji ntụ ntụ putty. E nwere ọtụtụ ihe ndị dị na ngwaahịa dịka: iguzogide nnu, ọrụ elu, njikọta okpomọkụ, nkwụsi ike PH, njigide mmiri, njikọta, wdg. Agbanyeghị, hydroxypropyl methylcellulose na-enwekarị...GỤKWUO»
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Ọdịdị na njirimara HPMC: ntụ ntụ ọcha ma ọ bụ nke na-acha ọcha ma ọ bụ nke na-acha ọcha. Njupụta: 1.39 g/cm3. Mgbaze: ihe fọrọ nke nta ka ọ ghara ịgbaze na ethanol zuru oke, ether, acetone; ịba ụba gaa na mmiri colloidal doro anya ma ọ bụ nke nwere obere igwe ojii na mmiri oyi. HPMC. Nkwụsi ike: Ihe siri ike ahụ na-ere ọkụ ma ghara ikwekọ na...GỤKWUO»
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Ndekọ viscosity nke hydroxypropyl methylcellulose bụ ihe dị oke mkpa. viscosity anaghị anọchite anya ịdị ọcha. viscosity nke cellulose HPMC dabere na usoro mmepụta. Gburugburu ojiji dị iche iche kwesịrị ịhọrọ cellulose HPMC nwere viscosities dị iche iche, ọ bụghị ka vi...GỤKWUO»
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Kedu ihe dị iche n'etiti hydroxypropyl methylcellulose (HPMC) na S ma ọ bụ na-enweghị ya? 1. A na-ekewa HPMC n'ụdị ozugbo na ụdị mgbasa ngwa ngwa HPMC na-agbakwụnye mkpụrụedemede S. N'oge usoro mmepụta, a ga-agbakwunye glyoxal. Ụdị ozugbo HPMC anaghị etinye ihe ọ bụla...GỤKWUO»
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A na-ejikarị HPMC 400 eme ihe maka ngwa agha na-enye onwe ya ọkwa, mana a na-ebubata ya n'ọtụtụ ebe. Ihe kpatara ya: Ọbara ya dị ala, ọ bụ ezie na njide mmiri adịghị mma, mana nhazi ya dị mma, njupụta ngwa agha ahụ dịkwa elu. Ọbara ya dị ala na nke dị ala: hydroxypropyl methylcellulose HPMC 20000-40000 ...GỤKWUO»
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Owu a nụchara anụcha—na-emepe—na-eme ka alkali dị ọcha—na-eme ka ihe ghara ịdị ọcha—na-ekewapụ—na-asa—na-ekewapụ, na-akpọ nkụ—na-amịkọrọ—na-achịkọta—oghere owu emechara: a na-emepe owu a nụchara anụcha iji wepụ ígwè, wee gwerie ya. Owu a nụchara anụcha dị n'ụdị ntụ ntụ, nha ya dịkwa 80 mesh ...GỤKWUO»
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Maka sistemụ mkpuchi mgbidi dị n'èzí, ọ na-agụnyekarị ihe mkpuchi njikọ nke bọọdụ mkpuchi na ihe mkpuchi plastering nke na-echebe elu bọọdụ mkpuchi. Ngwakọta dị mma kwesịrị ịdị mfe ịkpalite, dị mfe iji, anaghị arapara na mma ahụ, ma nwee ezigbo ihe mgbochi sag. ef...GỤKWUO»
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Hydroxypropyl methylcellulose bụ ihe a na-ahụkarị n'ụlọ ọrụ kemịkalụ ihe owuwu. N'ime mmepụta kwa ụbọchị, anyị na-anụkarị aha ya. Mana ọtụtụ mmadụ amaghị ojiji ya. Taa, m ga-akọwa ojiji nke hydroxypropyl methylcellulose n'ebe dị iche iche. 1. Ihe owuwu ...GỤKWUO»