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Hydroxyethyl cellulose yog non-ionic dej-soluble polymer ua los ntawm cellulose, ib tug natural polymer khoom, los ntawm ib tug series ntawm tshuaj. Nws yog xim dawb los yog daj, tsis muaj ntxhiab tsw thiab tsis qab zib hmoov, uas tuaj yeem yaj hauv dej txias thiab dej kub, thiab cov dissolu ...Nyeem ntxiv»
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1. Khoom npe: 01. Tshuaj lub npe: hydroxypropyl methylcellulose 02. Lub npe tag nrho ua lus Askiv: Hydroxypropyl Methyl Cellulose 03. Lus Askiv abbreviation: HPMC 2. Lub cev thiab tshuaj lom neeg lub cev: 01. Cov tsos mob: dawb los yog dawb dawb hmoov. 02. Particle loj; tus pass tus nqi ntawm 100 mesh yog ntau dua 98 ...Nyeem ntxiv»
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Hydroxypropyl methylcellulose (HPMC) yog ib qho uas tsis yog-ionic cellulose ether ua los ntawm ntuj polymer khoom cellulose los ntawm ntau cov txheej txheem tshuaj. Lawv yog cov tsis muaj ntxhiab, tsis qab thiab tsis muaj kuab paug dawb hmoov uas swells mus rau hauv ib qho ntshiab los yog me ntsis cloudy colloidal tov nyob rau hauv dej txias. Nws muaj t...Nyeem ntxiv»
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Kev tuav dej ntawm hydroxypropyl methylcellulose ether Cov dej tuav ntawm cov tshuaj khib nyiab yog hais txog lub peev xwm ntawm cov tshuaj khib nyiab los tuav thiab kaw dej. Qhov siab dua qhov viscosity ntawm hydroxypropyl methylcellulose ether, qhov dej tuav tau zoo dua. Vim tias cov qauv cellulose muaj hydroxyl a ...Nyeem ntxiv»
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Lub teeb xa tawm ntawm hydroxypropyl methylcellulose feem ntau cuam tshuam los ntawm cov ntsiab lus hauv qab no: 1. Cov khoom siv raw zoo. Qhov thib ob, cov nyhuv ntawm alkalization. 3. Cov txheej txheem sib piv 4. Qhov hnyav ntawm cov kuab tshuaj 5. Cov nyhuv ntawm neutralization Qee cov khoom muaj huab zoo li mis nyuj tom qab dissol...Nyeem ntxiv»
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Thaum ua thiab siv cov hmoov putty, peb yuav ntsib ntau yam teeb meem. Niaj hnub no, qhov peb tab tom tham txog yog tias thaum cov hmoov sib tov sib xyaw nrog dej, qhov ntau koj do, qhov thinner lub putty yuav dhau los, thiab qhov tshwm sim ntawm kev sib cais dej yuav loj heev. Qhov laj thawj ntawm qhov teeb meem no ...Nyeem ntxiv»
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qhuav sai Qhov no feem ntau yog vim qhov sib ntxiv ntawm cov hmoov tshauv calcium hmoov (cov hmoov tshauv calcium hmoov siv hauv cov mis putty tuaj yeem txo kom tsim nyog) muaj feem xyuam rau cov dej tuav tus nqi ntawm hydroxypropyl methylcellulose, thiab tseem muaj feem xyuam rau cov dryness ntawm phab ntsa. Peeling ib ...Nyeem ntxiv»
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Dab tsi yog qhov tsim nyog viscosity ntawm hydroxypropyl methylcellulose (HPMC)? Putty hmoov feem ntau yog 100,000 yuan, thiab qhov yuav tsum tau rau mortar yog siab dua, thiab 150,000 yuan yuav tsum tau siv yooj yim. Ntxiv mus, qhov tseem ceeb tshaj plaws ua haujlwm ntawm HPMC yog dej tuav, ua raws li thickening. Hauv th...Nyeem ntxiv»
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Hydroxypropylmethylcellulose (HPMC) yog ib qho tsis muaj ntxhiab tsw, tsis muaj ntxhiab, tsis muaj tshuaj lom cov kua mis dawb uas tuaj yeem yaj hauv dej txias los tsim cov kua dej ntshiab ntshiab. Nws muaj cov yam ntxwv ntawm thickening, bonding, dispersion, emulsification, demulsification, ntab, ad ...Nyeem ntxiv»
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Cellulose yog dav siv nyob rau hauv thermal rwb thaiv tsev mortar masterbatch, putty hmoov, asphalt txoj kev, gypsum khoom thiab lwm yam lag luam. Nws muaj cov yam ntxwv ntawm kev txhim kho thiab txhim kho cov khoom siv hauv tsev, thiab txhim kho kev ruaj khov thiab kev tsim kho kom haum. Hnub no kuv yuav los qhia...Nyeem ntxiv»
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Hydroxypropyl methylcellulose yog ib qho uas tsis yog-ionic cellulose ether ua los ntawm ntuj polymer khoom cellulose los ntawm cov txheej txheem tshuaj. Lawv yog ib hom tshuaj tsw qab, tsis muaj ntxhiab, tsis muaj tshuaj lom dawb hmoov, uas swells hauv dej txias thiab hu ua ntshiab los yog me ntsis cloudy colloidal tov. Nws...Nyeem ntxiv»
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Ua ntej: Qhov qis dua cov hmoov tshauv, qhov siab dua qhov kev txiav txim siab ntawm cov hmoov tshauv residue: 1. Cov ntaub ntawv zoo ntawm cellulose raw khoom (cov paj rwb refined): feem ntau yog qhov zoo ntawm cov paj rwb refined, cov xim ntawm cov cellulose zoo dua. ua tau, qhov zoo dua cov hmoov tshauv thiab wat...Nyeem ntxiv»