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Methyl Hydroxyethyl Cellulose (MHEC) yog ib yam khoom siv ua kom tuab siv dav hauv ntau yam lag luam, suav nrog kev tsim kho, tshuaj, thiab cov khoom siv tu tus kheej. Nrog nws cov yam ntxwv tshwj xeeb, MHEC ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev ua tau zoo thiab zoo ntawm ntau cov qauv. Kev Taw Qhia Txog Meth...Nyeem ntxiv»
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Diatom av nkos yog ib hom khoom siv kho kom zoo nkauj sab hauv phab ntsa uas muaj diatomite ua cov khoom siv tseem ceeb. Nws muaj cov haujlwm ntawm kev tshem tawm formaldehyde, lim cua, tswj cov av noo, tso cov pa oxygen tsis zoo, tiv thaiv hluav taws thiab hluav taws kub, ntxuav phab ntsa nws tus kheej, tua kab mob thiab deodorize ...Nyeem ntxiv»
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Hydroxypropyl methylcellulose (HPMC) feem ntau ua lub luag haujlwm ntawm kev khaws dej, ua kom tuab thiab txhim kho kev ua haujlwm ntawm kev tsim kho hauv cov cement, gypsum thiab lwm yam khoom siv hmoov. Kev ua tau zoo heev ntawm kev khaws dej tuaj yeem tiv thaiv cov hmoov kom tsis txhob qhuav thiab tawg vim muaj dej ntau dhau.Nyeem ntxiv»
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Cov tshuaj mortar uas nws tus kheej leveling siv tau nws tus kheej qhov hnyav los ua lub hauv paus tiaj tus, du thiab muaj zog rau ntawm lub substrate rau kev tso lossis sib txuas lwm yam khoom. Tib lub sijhawm, nws tuaj yeem ua tiav kev tsim kho loj thiab ua haujlwm tau zoo. Yog li ntawd, kev ua haujlwm tau zoo yog ib qho tseem ceeb heev ntawm kev ua kom nws tus kheej leveling...Nyeem ntxiv»
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1. cellulose ether - cellulose ether predecessor Cellulose ether yog polysaccharide ntau tshaj plaws hauv ntiaj teb niaj hnub no. Cov khoom tseem ceeb ntawm cellulose ntuj yog paj rwb, ntoo, nroj tsuag hauv dej, nyom thiab lwm yam. Paj rwb muaj 92-95% cellulose; Flax muaj li 80% cellulose; Ntoo muaj...Nyeem ntxiv»
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Hauv cov mortar sib xyaw ua tiav, qhov ntxiv ntawm cellulose ether yog tsawg heev, tab sis nws tuaj yeem txhim kho qhov kev ua tau zoo ntawm cov mortar ntub, thiab nws yog ib qho khoom siv tseem ceeb uas cuam tshuam rau kev ua tau zoo ntawm cov mortar. Kev xaiv tsim nyog ntawm cellulose ethers ntawm ntau yam sib txawv, sib txawv visc ...Nyeem ntxiv»
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Hydroxypropyl methylcellulose yog ib hom non-ionic cellulose mixed ether. Tsis zoo li ionic methyl carboxymethyl cellulose mixed ether, nws tsis cuam tshuam nrog cov hlau hnyav. Vim yog qhov sib txawv ntawm cov ntsiab lus methoxyl thiab cov ntsiab lus hydroxypropyl hauv hydroxypropyl methylcellulose thiab cov viscos sib txawv ...Nyeem ntxiv»
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Hydroxypropyl methylcellulose (INN lub npe: Hypromellose), kuj yooj yim li hypromellose (hydroxypropyl methylcellulose, luv ua HPMC), yog ntau yam nonionic cellulose sib xyaw ethers. Nws yog ib qho semi-synthetic, tsis ua haujlwm, viscoelastic polymer feem ntau siv ua lub roj nplua nyeem hauv ophthalmology, lossis ib qho ...Nyeem ntxiv»
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Tam sim no, cov khoom siv raw ntawm cov tshuaj ntsiav cog feem ntau yog hydroxypropyl methylcellulose (HPMC) thiab pullulan, thiab hydroxypropyl hmoov txhuv nplej siab kuj tseem siv ua cov khoom siv raw. Txij li thaum pib ntawm xyoo 2010, HPMC tau siv rau hauv kev lag luam tsim tshuaj ntsiav cog hauv Suav teb, thiab raws li nws ...Nyeem ntxiv»
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Cov txheej txheem sim Lub npe ntawm txoj kev: hypromellose - kev txiav txim siab ntawm hydroxypropoxy pawg - kev txiav txim siab ntawm hydroxypropoxy pawg Scope ntawm daim ntawv thov: Txoj kev no siv txoj kev txiav txim siab hydroxypropoxy los txiav txim siab cov ntsiab lus ntawm hydroxypropoxy hauv hypromellose. Txoj kev no siv tau rau hy...Nyeem ntxiv»
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Vim yog qhov sib txawv ntawm cov qauv hauv kev thov ua lag luam rau cellulose ether, cov tuam txhab uas muaj zog thiab qhov tsis muaj zog sib txawv tuaj yeem nyob ua ke. Vim yog qhov sib txawv ntawm cov qauv ntawm kev thov ua lag luam, cov tuam txhab tsim khoom hauv tsev cellulose ether tau txais cov tswv yim sib tw sib txawv...Nyeem ntxiv»
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Txoj kev loj hlob ntawm HPMC ntau lawm technology thiab cov txheej txheem ntawm hydroxypropyl methyl cellulose nyob rau hauv Tuam Tshoj Hydroxypropyl methyl cellulose HPMC rau tam sim no domestic ntau lawm yog muab qhov tseem ceeb rau nrog kua theem txoj kev technology, cov technology no yog sawv cev los ntawm wuxi tshuaj kev lag luam researc ...Nyeem ntxiv»