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Hydroxypropyl cellulose uas tsis muaj ntau yam hloov pauv (L-HPC) yog ib qho derivative ntawm cellulose, ib qho polymer ntuj pom muaj nyob rau hauv cov nroj tsuag cell phab ntsa. L-HPC tau raug hloov kho kom txhim kho nws cov solubility thiab lwm yam khoom, ua rau nws yog ib yam khoom siv ntau yam nrog ntau daim ntawv thov hauv kev tshuaj, khoom noj, thiab kev zoo nkauj hauv ...Nyeem ntxiv»
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Cov hmoov putty yog cov hmoov txhuam kom tiaj tiaj rau saum npoo av ua ntej pleev xim rau saum npoo av. Lub hom phiaj tseem ceeb yog kom puv cov qhov ntawm qhov chaw ua vaj tse thiab kho qhov nkhaus ntawm qhov chaw ua vaj tse, tsim kom muaj lub hauv paus zoo rau kev tau txais kev sib npaug...Nyeem ntxiv»
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Hydroxypropylmethylcellulose (HPMC) yog ib qho polymer uas siv tau ntau yam thiab siv tau ntau yam hauv ntau yam lag luam. Cov tshuaj no yog los ntawm tsev neeg cellulose ether thiab yog los ntawm cov cellulose ntuj. HPMC yog tsim los ntawm kev hloov kho cellulose los ntawm kev tshuaj lom neeg, ua rau muaj dej-soluble ...Nyeem ntxiv»
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Hydroxypropyl methylcellulose (HPMC) yog ib qho polymer uas siv tau ntau yam hauv kev lag luam tshuaj, tshwj xeeb tshaj yog hauv cov qauv tshuaj ntsiav. Ua ib qho cellulose derivative, HPMC muaj ntau yam khoom siv uas pab txhawb rau kev ua haujlwm ntawm cov ntsiav tshuaj. Cov tshuaj no yog muab los ntawm...Nyeem ntxiv»
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Hydroxypropylmethylcellulose (HPMC) thiab carboxymethylcellulose (CMC) yog ob hom polymers sib txawv siv rau hauv cov tshuaj pleev qhov muag, feem ntau siv los txo cov tsos mob ntawm qhov muag qhuav. Txawm hais tias lawv muaj qee qhov zoo sib xws, ob lub tshuaj no muaj qhov sib txawv meej hauv lawv cov qauv tshuaj, cov khoom ...Nyeem ntxiv»
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Hydroxypropyl methylcellulose (HPMC) thiab hypromellose yeej yog tib yam tshuaj, thiab cov lus no feem ntau siv sib pauv. Cov no yog cov npe nyuaj rau cov hom polymers cellulose uas muaj ntau yam kev siv hauv ntau yam lag luam suav nrog tshuaj, khoom noj thiab c...Nyeem ntxiv»
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Ethylcellulose yog ib hom polymer uas siv tau ntau yam hauv ntau yam lag luam, suav nrog tshuaj, tshuaj pleev xim, nplaum thiab khoom noj. Ntau hom ethylcellulose raug hloov kho kom ua tau raws li qhov xav tau tshwj xeeb hauv viscosity, qhov hnyav molecular thiab lwm yam khoom. Ethyl cellulose...Nyeem ntxiv»
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Cov hmoov polymer uas tawg tau dua tshiab (RDP) yog cov khoom sib xyaw ua ke ntawm cov polymers thiab cov khoom ntxiv uas siv dav hauv cov ntaub ntawv siv hauv kev tsim kho, tshwj xeeb tshaj yog hauv kev tsim cov mortars qhuav. Cov hmoov no ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev ua tau zoo thiab cov yam ntxwv ntawm ntau yam ntaub ntawv siv hauv kev tsim kho...Nyeem ntxiv»
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Hmoov polymer redispersible (RDP) yog ib qho copolymer ntawm vinyl acetate thiab ethylene tsim los ntawm cov txheej txheem tsuag kom qhuav. Nws yog ib qho khoom xyaw tseem ceeb hauv ntau yam kev siv hauv kev tsim kho, muab kev nplaum zoo dua, kev ywj pheej thiab kev ruaj khov rau cov khoom siv cement. Kev tsim cov redispersible...Nyeem ntxiv»
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Nyob rau hauv xyoo tas los no, cov txheej txheem dej tau dhau los ua nrov heev vim lawv txoj kev tiv thaiv ib puag ncig, tsis muaj tshuaj lom, thiab kev tsim kho yooj yim. Txhawm rau txhim kho kev ua tau zoo thiab cov yam ntxwv ntawm cov txheej txheem no, ntau yam khoom siv ntxiv tau siv, ib qho ntawm cov khoom siv tseem ceeb yog hydroxypropyl methylce ...Nyeem ntxiv»
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Hydroxypropylmethylcellulose (HPMC) yog ib qho tshuaj sib xyaw ua ke thiab siv tau ntau yam uas yog los ntawm tsev neeg cellulose ether. Nws yog los ntawm cellulose, ib qho polymer ntuj pom muaj nyob rau hauv cov phab ntsa cell ntawm cov nroj tsuag. HPMC yog siv dav hauv ntau yam lag luam suav nrog tshuaj, khoom noj, kev tsim kho thiab tshuaj pleev ib ce vim ...Nyeem ntxiv»
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Hydroxypropyl methylcellulose (HPMC) yog ib qho polymer uas muaj ntau yam khoom siv hydrophobic thiab hydrophilic, ua rau nws tshwj xeeb hauv ntau yam kev siv thoob plaws ntau yam lag luam. Yuav kom nkag siab txog hydrophobicity thiab hydrophilicity ntawm HPMC, peb yuav tsum kawm nws cov qauv, cov khoom ...Nyeem ntxiv»