1. Enwere ọtụtụ ụdị hydroxypropyl methylcellulose HPMC, gịnịkwa bụ ọdịiche dị n'etiti ojiji ha?
Azịza: Hydroxypropyl methylcellulose HPMC nwere ike kewaa n'ụdị ozugbo na ụdị agbaze ọkụ. Ngwa ngwa ụdị ngwaahịa na-agbasa ngwa ngwa na mmiri oyi wee pụọ n'ime mmiri. N'oge a, mmiri mmiri enweghị viscosity, n'ihi na HPMC na-agbasasị naanị na mmiri, ọ dịghị ezigbo mgbaze. Mgbe ihe dị ka nkeji 2 gachara, viscosity nke mmiri mmiri ji nwayọọ nwayọọ na-abawanye, na-akpụ a viscous colloid transperent. Ngwaahịa na-ekpo ọkụ na-ekpo ọkụ, mgbe ị na-ezute mmiri oyi, nwere ike ịgbasa ngwa ngwa na mmiri ọkụ ma pụọ na mmiri ọkụ. Mgbe okpomọkụ na-adaba na ụfọdụ okpomọkụ, viscosity na-apụta nwayọọ nwayọọ ruo mgbe a na-emepụta colloid viscous transperent. Ụdị agbaze na-ekpo ọkụ nwere ike iji naanị na ntụ ntụ na ngwa ngwa. N'ime gluu mmiri mmiri na agba, ihe mgbagwoju anya ga-eme ma enweghị ike iji ya mee ihe. Ụdị ngwa ngwa nwere ọtụtụ ngwa ngwa. Enwere ike iji ya na ntụ ntụ na ngwa ngwa, yana gluu mmiri na agba, na-enweghị ihe ọ bụla.
2. Gịnị bụ isi nzube nke hydroxypropyl methylcellulose (HPMC)?
A: A na-eji HPMC eme ihe n'ọtụtụ ebe na ihe owuwu ụlọ, mkpuchi, resins synthetic, ceramics, ọgwụ, nri, textile, ọrụ ugbo, ihe ịchọ mma, ụtaba na ụlọ ọrụ ndị ọzọ. Enwere ike ikewa HPMC n'ime: ọkwa ihe owuwu, ọkwa nri na ọkwa ọgwụ dịka ebumnuche siri dị. Ka ọ dị ugbu a, ọtụtụ ngwaahịa ụlọ bụ ọkwa ihe owuwu. Na ọkwa ihe owuwu, ọnụ ọgụgụ nke ntụ ntụ dị nnọọ ukwuu, ihe dị ka 90% na-eji ntụ ntụ eme ihe, ndị ọzọ na-eji ciment mortar na gluu.
3. Gịnị bụ dissolving ụzọ nke hydroxypropyl methylcellulose HPMC?
Azịza: Usoro mgbaze mmiri ọkụ: Ebe ọ bụ na HPMC adịghị agbaze na mmiri ọkụ, HPMC nwere ike ịgbasa n'otu n'otu na mmiri ọkụ na mbido mbụ, wee gbazee ngwa ngwa mgbe ọ dị jụụ. A na-akọwa ụzọ abụọ ahụkarị dị ka ndị a:
1), tinye 1/3 ma ọ bụ 2/3 nke mmiri achọrọ n'ime akpa ahụ, ma kpoo ya na 70 Celsius C, dịka usoro nke 1 si dị), gbasaa HPMC, dozie slurry mmiri ọkụ; wee tinye ihe fọdụrụ nke mmiri oyi na mmiri ọkụ Na slurry, ngwakọta ahụ dị jụụ mgbe ọ kpalitere.
Usoro ngwakọta ntụ ntụ: Gwakọta ntụ ntụ HPMC na nnukwu ihe ndị ọzọ na-eme ntụ ntụ, gwakọta nke ọma na mixer, wee gbakwunye mmiri ka ọ gbazee, mgbe ahụ, HPMC nwere ike igbari n'oge a na-ejikọtaghị ọnụ, n'ihi na ọ bụ naanị HPMC dị ntakịrị na nke ọ bụla. obere obere akụkụ. Ntụ ntụ ga-agbaze ozugbo na kọntaktị na mmiri. ——Ụzọ a na-eji ntụ ntụ na ndị na-emepụta ngwa agha eme ihe. [Hydroxypropyl methylcellulose (HPMC) na-eji dị ka thickener na mmiri na-ejigide ihe na putty ntụ ntụ ngwa agha.
2), tinye mmiri ọkụ achọrọ n'ime akpa ahụ ma kpoo ya ihe dịka 70 ℃. A na-eji nwayọọ nwayọọ tinye hydroxypropyl methylcellulose hydroxypropyl methylcellulose, na mbụ HPMC na-ese n'elu mmiri ahụ, wee jiri nwayọọ nwayọọ mepụta slurry, bụ nke a na-eme ka ọ dị mma.
4. Kedu otu esi ekpe ikpe ogo hydroxypropyl methylcellulose (HPMC) dị mfe na nke ọma?
Azịza: (1) Ike ndọda pụrụ iche: ka ike ndọda dị iche iche na-ebuwanye ibu, ka ọ dị arọ ka ọ ka mma. ibu, na-emekarị n'ihi na
(2) Ọcha: Ọ bụ ezie na ịdị ọcha adịghị ekpebi ma HPMC dị mfe iji, ma ọ bụrụ na agbakwunyere ihe na-acha ọcha na usoro mmepụta, ọ ga-emetụta àgwà ya. Otú ọ dị, ọtụtụ n'ime ngwaahịa ndị dị mma nwere ezigbo ọcha.
(3) Ịdị mma: Ịdị mma nke HPMC bụ n'ozuzu 80 ntupu na 100 ntupu, na 120 ntupu dị obere. Ọtụtụ n'ime HPMC emepụtara na Hebei bụ ntupu 80. Nke kachasị mma, nke ka mma n'ozuzu ya.
(4) Mbufe: Tinye hydroxypropyl methylcellulose (HPMC) n'ime mmiri iji mepụta colloid transperent, wee lelee nnyefe ya. Nke dị elu nke nnyefe, nke ka mma, na-egosi na enwere obere ihe ndị na-adịghị edozi na . The permeability nke vetikal reactors bụ n'ozuzu ezi, na nke kehoraizin reactors bụ njọ, ma ọ pụghị ikwu na àgwà nke vetikal reactors dị mma karịa nke kehoraizin reactors, na e nwere ọtụtụ ihe na-ekpebi àgwà nke ngwaahịa. Ọdịnaya hydroxypropyl dị na ya dị elu, na ọdịnaya hydroxypropyl dị elu, njide mmiri ka mma.
5. Gịnị bụ isi oru egosi hydroxypropyl methylcellulose (HPMC)?
Azịza: Ọdịnaya Hydroxypropyl na viscosity, ọtụtụ ndị ọrụ na-eche banyere ihe ngosi abụọ a. Ka ọdịnaya hydroxypropyl dị elu, ka mma na-ejigide mmiri. Viscous, njide mmiri, dịtụ (kama
6. Kedu ihe bụ viscosity kwesịrị ekwesị nke hydroxypropyl methylcellulose (HPMC)?
Azịza: Putty ntụ ntụ n'ozuzu bụ 100,000 yuan, na ngwa agha na-achọsi ike karị, ọ dịkwa mfe iji na 150,000 yuan. Ọzọkwa, ọrụ kachasị mkpa nke HPMC bụ idowe mmiri, na-esote thickening. Na ntụ ntụ putty, ọ bụrụhaala na njide mmiri dị mma na viscosity dị ala (70,000-80,000), ọ ga-ekwe omume. N'ezie, ọ bụrụ na viscosity dị elu, njigide mmiri dị n'akụkụ dị mma. Mgbe viscosity gafere 100,000, mmetụta nke viscosity na njide mmiri abụghị nke ukwuu. Kpamkpam) dịkwa mma, na viscosity dị elu, ọ ka mma iji ciment ngwa agha.
7. Kedu ihe bụ isi akụrụngwa nke hydroxypropyl methylcellulose (HPMC)?
Azịza: Isi akụrụngwa nke hydroxypropyl methylcellulose (HPMC): owu a nụchara anụcha, methyl chloride, propylene oxide, akụrụngwa ndị ọzọ gụnyere flake alkali, acid, toluene, isopropanol, wdg.
Oge nzipu: Feb-05-2024