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Dab tsi yog qhov txawv ntawm cov dej txo tus neeg saib xyuas thiab cov neeg ua haujlwm siab dej txo tus neeg sawv cev?
Dej-txo admixtures (WRA) thiab superplasticizers yog cov khoom siv tshuaj lom neeg siv hauv cov khoom sib xyaw ua ke los txhim kho nws cov kev ua haujlwm thiab txo cov dej tsis muaj kev cuam tshuam rau lub zog ntawm cov khoom kawg. Hauv cov lus piav qhia ntxaws no, peb yuav ua tib zoo saib qhov sib txawv ntawm ...Nyeem ntxiv -
HPMC nyob rau hauv qhuav mix mortar yog dab tsi?
Hydroxypropyl methylcellulose (HPMC) yog cov khoom siv tseem ceeb hauv cov tshuaj khib nyiab qhuav thiab ua lub luag haujlwm tseem ceeb hauv kev txhim kho ntau yam khoom ntawm mortar. Qhuav mix mortar yog ib qho kev sib xyaw ua ntej ntawm cov khoom sib xyaw zoo, cov cement thiab cov khoom ntxiv uas tsuas yog yuav tsum tau ntxiv nrog dej ntawm qhov chaw tsim kho. kuv...Nyeem ntxiv -
Dab tsi yog qhov txawv ntawm starch ether thiab cellulose ether?
Starch ethers thiab cellulose ethers yog ob qho tib si ethers uas ua lub luag haujlwm tseem ceeb hauv ntau yam lag luam, tshwj xeeb tshaj yog hauv kev tsim kho thiab ua cov khoom ntxiv hauv ntau yam khoom. Txawm hais tias lawv muaj qee qhov sib xws, lawv yog cov sib xyaw sib txawv nrog cov qauv tshuaj sib txawv, cov khoom, thiab daim ntawv thov ...Nyeem ntxiv -
Hydroxyethylcellulose (HEC) xim thiab txheej txheej
Hydroxyethylcellulose (HEC) yog ntau yam polymer uas tau siv dav hauv ntau lub lag luam, tshwj xeeb tshaj yog hauv cov xim thiab txheej. 1. Taw qhia rau Hydroxyethyl Cellulose (HEC) Cov Lus Txhais thiab cov qauv Hydroxyethyl cellulose yog cov dej-soluble polymer uas tsis yog-ionic tau los ntawm kev hloov kho tshuaj lom neeg ntawm ...Nyeem ntxiv -
Hydroxypropyl methylcellulose (HPMC) rau gypsum grouting
Hydroxypropyl methylcellulose (HPMC) yog ntau yam polymer uas siv ntau yam kev lag luam, suav nrog kev tsim kho, qhov twg nws pom daim ntawv thov hauv gypsum grouts. Qhov kev sib xyaw no ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev ua haujlwm ntawm grout formulations, pab txhim kho kev ua haujlwm, adhesion ...Nyeem ntxiv -
High viscosity polyanionic cellulose (PAC-HV)
High-viscosity polyanionic cellulose (PAC-HV) yog ib qho tseem ceeb polymer siv nyob rau hauv ntau yam kev siv. Cov khoom siv ntau yam no tau siv txhua yam los ntawm cov roj drilling mus rau kev ua zaub mov. Polyanionic Cellulose (PAC-HV) Txheej txheem cej luam 1.Definition thiab qauv: Polyanionic cellulose yog dej...Nyeem ntxiv -
Puas yog hydroxypropyl methylcellulose muaj kev nyab xeeb rau daim tawv nqaij?
Hydroxypropylmethylcellulose (HPMC) yog ib qho hluavtaws derivative ntawm cellulose, ib tug natural polymer pom nyob rau hauv cov nroj tsuag cell phab ntsa. Nws yog feem ntau siv nyob rau hauv ntau yam kev lag luam, nrog rau kev siv tshuaj, kev tsim kho thiab tshuaj pleev ib ce. Hauv kev tu tawv nqaij, HPMC feem ntau suav nrog hauv cov tshuaj pleev ib ce ...Nyeem ntxiv -
Qhov kub thiab txias cuam tshuam li cas rau HPMC?
Hydroxypropylmethylcellulose (HPMC) yog ib qho polymer muab los ntawm cellulose uas feem ntau siv nyob rau hauv ntau yam kev lag luam, suav nrog tshuaj, khoom noj, thiab kev tsim kho. Qhov kub thiab txias tuaj yeem cuam tshuam rau HPMC kev ua tau zoo thiab tus cwj pwm. 1. Solubility thiab dissolution: Solubility: HPMC ...Nyeem ntxiv -
Puas yuav ua kom cov viscosity ntawm cellulose ether nce tus nqi ntws?
Ua kom cov viscosity ntawm cellulose ethers feem ntau txo qhov ntws ntawm cov tshuaj. Cellulose ethers yog ib pawg ntawm cov dej-soluble polymers muab los ntawm cellulose uas feem ntau siv nyob rau hauv ntau yam kev lag luam, nrog rau cov tshuaj, khoom noj khoom haus, thiab kev tsim kho. Lub viscosity ntawm ib tug ...Nyeem ntxiv -
Hydroxyethyl Methyl Cellulose Ether
Hydroxyethyl Methyl Cellulose Ether Hydroxyethyl Methyl Cellulose ether (HEMC) yog ib qho cellulose ether uas ua ke cov khoom ntawm hydroxyethyl cellulose (HEC) thiab methyl cellulose (MC). Nws yog cov dej-soluble polymer muab tau los ntawm cellulose los ntawm kev hloov kho tshuaj uas qhia txog ...Nyeem ntxiv -
Chemical Structure thiab Chaw tsim tshuaj paus ntawm Cellulose Ethers
Chemical Structure thiab Chaw tsim tshuaj paus ntawm Cellulose Ether Cellulose ethers yog ib tsev neeg ntawm cov dej-soluble polymers muab los ntawm cellulose, ib tug natural polymer pom nyob rau hauv lub cell phab ntsa ntawm cov nroj tsuag. Cov qauv tshuaj ntawm cellulose ethers yog tiav los ntawm kev hloov kho tshuaj ntawm cellulos ...Nyeem ntxiv -
Hydroxyethyl cellulose ethers
Hydroxyethyl cellulose ethers Hydroxyethyl Cellulose ethers (HEC) yog ib hom cellulose ether muab los ntawm cellulose, ib tug natural polymer pom nyob rau hauv lub cell phab ntsa ntawm cov nroj tsuag. Kev taw qhia ntawm cov pab pawg hydroxyethyl rau hauv cov qauv cellulose los ntawm kev hloov kho tshuaj lom neeg imparts tshwj xeeb pr ...Nyeem ntxiv
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