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Cov hmoov polymer uas tawg tau dua yog cov hmoov uas tau ua los ntawm kev txau kom qhuav cov polymer emulsion uas tau hloov kho. Nws muaj kev tawg tau zoo thiab tuaj yeem rov ua emulsified mus rau hauv cov polymer emulsion ruaj khov tom qab ntxiv dej. Kev ua tau zoo ib yam li cov emulsion pib. Yog li ntawd, nws muaj peev xwm...Nyeem ntxiv»
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Cov khoom siv hmoov polymer uas yaj tau dua yog cov hmoov uas yaj tau dua hauv dej, uas muab faib ua ethylene/vinyl acetate copolymers, vinyl acetate/tertiary ethylene carbonate copolymers, acrylic copolymers, thiab lwm yam. tus neeg sawv cev, nrog polyvinyl cawv ua colloid tiv thaiv. Cov hmoov no tuaj yeem hloov pauv sai sai...Nyeem ntxiv»
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Muaj cov monosodium glutamate hauv kev lag luam, carboxymethyl cellulose, hydroxypropyl methyl cellulose, thiab hydroxyethyl cellulose, uas yog cov siv ntau tshaj plaws. Ntawm peb hom cellulose, qhov nyuaj tshaj plaws los paub qhov txawv yog hydroxypropyl methylcellulose thiab hydroxyethyl cellulose. Cia peb paub qhov txawv...Nyeem ntxiv»
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Hydroxypropyl methylcellulose muab faib ua ob hom: hom kub-yaj thiab hom dej txias tam sim ntawd. Hydroxypropyl methylcellulose siv 1. Gypsum series Hauv cov khoom gypsum series, cellulose ethers feem ntau yog siv los khaws dej thiab ua kom du. Ua ke lawv muab qee qhov kev pab....Nyeem ntxiv»
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Hydroxypropyl methylcellulose yog ib yam khoom siv dav dav. Tshwj xeeb tshaj yog siv cov hmoov putty. Muaj ntau yam khoom xws li: tsis kam ntsev, ua haujlwm ntawm qhov chaw, thermal gelation, PH stability, dej khaws cia, adhesion, thiab lwm yam. Txawm li cas los xij, hydroxypropyl methylcellulose kuj tseem ua rau ...Nyeem ntxiv»
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HPMC tsos thiab cov khoom: dawb los yog tawm-dawb fibrous lossis granular hmoov Qhov ceev: 1.39 g / cm3 Solubility: yuav luag insoluble nyob rau hauv ethanol kiag li, ether, acetone; o mus rau hauv ib tug meej los yog me ntsis cloudy colloidal kua nyob rau hauv dej txias HPMC Stability: Cov khoom khov yog flammable thiab incompatible nrog ...Nyeem ntxiv»
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Qhov viscosity index ntawm hydroxypropyl methylcellulose yog ib qho tseem ceeb heev. Qhov viscosity tsis sawv cev rau qhov purity. Qhov viscosity ntawm cellulose HPMC nyob ntawm cov txheej txheem ntau lawm. Cov chaw siv sib txawv yuav tsum xaiv cellulose HPMC nrog cov viscosities sib txawv, tsis yog qhov siab dua qhov vi ...Nyeem ntxiv»
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Qhov txawv ntawm hydroxypropyl methylcellulose (HPMC) nrog lossis tsis muaj S yog dab tsi? 1. HPMC raug muab faib ua hom tam sim ntawd thiab hom dispersion sai HPMC hom dispersing ceev yog suffixed nrog tsab ntawv S. Thaum lub sijhawm ntau lawm, glyoxal yuav tsum tau ntxiv. HPMC hom tam sim ntawd tsis ntxiv ib qho twg ...Nyeem ntxiv»
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HPMC viscosity qis: HPMC 400 feem ntau yog siv rau cov mortar leveling tus kheej, tab sis feem ntau xa tuaj. Vim li cas: Qhov viscosity qis, txawm hais tias cov dej khaws cia tsis zoo, tab sis qhov leveling zoo, thiab cov mortar ceev yog siab. Qhov nruab nrab thiab qis viscosity: hydroxypropyl methylcellulose HPMC 20000-40000 ...Nyeem ntxiv»
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Paj rwb zoo nkauj—qhib—alkalizing—etherifying—neutralizing—cais—ntxuav—cais, ziab—pulverizing—ntim—ua tiav paj rwb qhib: paj rwb zoo nkauj raug qhib kom tshem tawm hlau, thiab tom qab ntawd pulverized. Paj rwb zoo nkauj pulverized yog nyob rau hauv daim ntawv ntawm hmoov, thiab nws cov khoom me me yog 80 mesh ...Nyeem ntxiv»
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Rau lub tshuab rwb thaiv tsev sab nraud, feem ntau nws suav nrog cov tshuaj nplaum sib txuas ntawm lub rooj tsavxwm rwb thaiv tsev thiab cov tshuaj nplaum plastering uas tiv thaiv qhov chaw ntawm lub rooj tsavxwm rwb thaiv tsev. Cov tshuaj nplaum sib txuas zoo yuav tsum yooj yim rau do, yooj yim rau kev khiav lag luam, tsis lo rau riam, thiab muaj kev tiv thaiv zoo. ef...Nyeem ntxiv»
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Hydroxypropyl methylcellulose yog ib yam khoom siv raw uas siv ntau hauv kev lag luam tshuaj lom neeg hauv tsev. Hauv kev tsim khoom txhua hnub, peb feem ntau hnov nws lub npe. Tab sis ntau tus neeg tsis paub nws siv. Hnub no, kuv yuav piav qhia txog kev siv hydroxypropyl methylcellulose hauv ntau qhov chaw sib txawv. 1. Kev tsim kho ...Nyeem ntxiv»