Akụkọ
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Kedu ihe kpatara eji eji cellulose ether eme ihe n'ọtụtụ ebe na ihe ndị na-emepụta ọgwụ?
Ihe ndị na-emepụta ọgwụ bụ ihe mgbakwunye na ihe mgbakwunye na-eji na mmepụta ọgwụ na ndenye ọgwụ, ma bụrụ akụkụ dị mkpa nke nkwadebe ọgwụ.Dị ka ihe eji emepụta polymer eke, cellulose ether bụ ihe na-emebi emebi, na-adịghị egbu egbu, na ọnụ ala, dị ka sodium carboxymethyl cellu ...GỤKWUO -
Ị maara maka hydroxypropyl methylcellulose osisi soft capsules na ya colloid igwe nri?
Ka ọ dị ugbu a, akụrụngwa ndị tozuru oke nke capsules osisi bụ ọkachasị hydroxypropyl methylcellulose (HPMC) na pullulan, na hydroxypropyl starch na-ejikwa dị ka akụrụngwa.Kemgbe mmalite nke 2010s, HPMC etinyere ya na ụlọ ọrụ mmepụta ihe ọkụkụ nke China, dabere na ya ...GỤKWUO -
Ị maara arụmọrụ hydroxypropyl methylcellulose?
Hydroxypropyl methylcellulose bụ ụdị nke na-abụghị ionic cellulose agwakọta ether.N'adịghị ka ionic methyl carboxymethyl cellulose agwakọta ether, ọ dịghị emeghachi omume na arọ ọla.N'ihi oke dị iche iche nke ọdịnaya methyl na hydroxypropyl dị na hydroxypropyl methylcellulose na viscos dị iche iche ...GỤKWUO -
Kedu ka isi nke hydroxypropyl methylcellulose si emetụta àgwà ya?
Kedu ihe mmetụta nke nha nha na hydroxypropyl methylcellulose: Synthesis nke hydroxypropyl methylcellulose: Na-emeso cellulose owu a nụchara anụcha na lye na 35-40 Celsius maka ọkara otu awa, pịa, gwepịa cellulose, na afọ nke ọma na 35 ° C, nke mere na nkezi ogo nke polymerization nke enwetara a ...GỤKWUO -
Kedu uru dị n'iji hydroxypropyl methylcellulose dị ka capsule oghere?
Ngwaahịa a bụ 2-hydroxypropyl ether methyl cellulose, nke bụ ngwaahịa senthetic ọkara.Enwere ike imepụta ya site na ụzọ abụọ: (1) Mgbe a na-eji soda caustic gwọchaa linters owu ma ọ bụ pulp osisi, a na-agwakọta ha na chloromethane na epoxy Propane reacts, nụchara anụcha na ntụcha iji nweta ya;(2)...GỤKWUO -
Kedu ihe ndị sitere na ihe ọkụkụ dị mma maka imepụta capsules siri ike oghere?
N'ime akụkọ ihe mere eme nke narị afọ nke narị afọ nke capsules, gelatin na-anọgide na-enwe ọnọdụ ya mgbe niile dị ka ihe capsule bụ isi n'ihi ọtụtụ isi mmalite ya, ihe anụ ahụ na kemịkal kwụsiri ike, yana ezigbo nhazi nhazi.Site na mmụba nke mmasị ndị mmadụ maka capsules, hollo ...GỤKWUO -
Kedu otu esi eji Hypromellose (HPMC) mee ihe na mbadamba matriks ewepụtara agbatị?
N'ime ụlọ ọrụ na-emepụta ọgwụ, enwere ike iji hypromellose (HPMC, METHOCEL ™) dị ka ihe ndochi, ihe nkedo, polymer mkpuchi mbadamba na ihe mkpali iji chịkwaa ntọhapụ ọgwụ.A na-eji Hypromellose mee ihe na mbadamba ihe karịrị afọ 60 ma bụrụ isi ihe dị mkpa nke ejiri mee ihe na mbadamba hydrophilic gel matrix.Ọtụtụ p...GỤKWUO -
Kedu ihe bụ ngwa hydroxypropyl methylcellulose ether n'ime igwe na-agbawa ngwa ngwa?
A nwalewo ma kwalite nrụpụta nke igwe eji arụ ngwa agha kemgbe ọtụtụ afọ na China, mana ọ nweghị nnukwu ọganihu e nwetụrụla.Na mgbakwunye na obi abụọ ndị mmadụ na-enwe banyere mgbanwe nhụsianya nke arụrụ arụ ọrụ ga-eweta na usoro ihe owuwu ọdịnala, isi ihe kpatara ya ...GỤKWUO -
Mmetụta dị aṅaa ka ether cellulose na-enwe na ihe ndị dabeere na ciment?
1. Okpomọkụ nke hydration Dị ka ntọhapụ nke okpomọkụ nke hydration na oge, a na-ekewa usoro hydration nke ciment n'ime usoro ise, ya bụ, oge mbụ hydration (0 ~ 15min), oge ntinye (15min ~ 4h). , oge osooso na ntọala (4h ~ 8h), mbelata ...GỤKWUO -
Kedu maka hydroxypropyl methylcellulose 400 viscosity dị ka ngwa agha na-ebuli onwe ya?
Ngwa ngwa na-edozi onwe ya bụ ihe ntụ ntụ akọrọ akọrọ nke nwere ihe dị iche iche na-arụ ọrụ, nke a ga-eji mee ihe mgbe agwakọta ya na mmiri na saịtị.Mgbe ntakịrị gbasaa na scraper, enwere ike nweta isi ala dị elu dị elu.Ọsọ ike siri ike na-adị ngwa ngwa, ma ị nwere ike ịga ije na ya n'ime awa 24 ...GỤKWUO -
Ị ghọtara ọrụ dị mkpa nke cellulose ether na ngwa ngwa agwakọta dị njikere?
N'ime ngwa agha agwakọtara agwakọta, mgbakwunye nke cellulose ether dị ntakịrị, mana ọ nwere ike imeziwanye arụmọrụ nke ngwa agha mmiri, ọ bụkwa ihe mgbakwunye bụ isi nke na-emetụta arụmọrụ nke ngwa agha.Nhọrọ ezi uche dị na ya nke cellulose ethers dị iche iche, dị iche iche visc ...GỤKWUO -
Kedu ihe na-emetụta oke cellulose ether?
Mmetụta siri ike nke cellulose ether na-adabere na: ogo nke polymerization nke cellulose ether, ntinye ngwọta, ọnụ ọgụgụ shear, okpomọkụ na ọnọdụ ndị ọzọ.Ngwongwo gelling nke ihe ngwọta bụ ihe pụrụ iche na alkyl cellulose na ihe ndị gbanwetụrụ.Njirimara gelation bụ r ...GỤKWUO
