Txoj moo
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Qhov sib txawv hauv lub cev thiab tshuaj kho mob nruab nrab ntawm HPMC thiab Hemc
HydroxyPropyyl methylulose (HPMC) thiab hydroxyethy muaj kev pab hais txog ntau yam uas tau siv ntau yam kev lag luam vim lawv cov khoom siv ntau yam thiab tshuaj lom neeg. Txawm hais tias lawv cov qauv siv tshuaj lom neeg zoo sib xws, muaj qhov sib txawv tseem ceeb hauv lawv cov khoom uas ...Nyeem ntxiv -
Vim li cas thiaj yuav tsum hydroxypropyl methylulose yuav ntxiv rau cug?
HydroxypropylraylSylcellulose (HPMC) yog kev sib xyaw ua ke dav hauv ntau yam kev lag luam, suav nrog kev tsim kho kev tsim kho. Thaum ntxiv rau cug, hpmc ua ntau txoj haujlwm tseem ceeb uas txhim kho cov kev ua tau zoo thiab kev ua haujlwm ntawm cug sib tov. Muab tau los ntawm cellulose, thi ...Nyeem ntxiv -
Dab tsi yog hydroxyethyl cellulose hec siv rau?
Hydroxyethylulose (HEC) yog qhov tsis muaj, dej-soluble polymer muab tau los ntawm cellulose, lub ntuj polymer pom hauv tsob ntoo phab ntsa. HEC tau dav siv hauv ntau qhov kev lag luam vim nws cov thickening, ruaj khov thiab dej khaws cov khoom siv. Qee cov ntawv thov tseem ceeb ntawm hydroxyethylcellulose ...Nyeem ntxiv -
Dab tsi yog carboxymethyl cellulose (cmc) siv tshuaj siv rau
Carboxymetylcelleculose (CMC) yog ib qho ntau yam thiab ntau yam siv tau siv nyob rau hauv ntau yam kev lag luam. Qhov no dej-soluble polymer yog muab los ntawm cellulose, lub ntuj polymer pom hauv tsob ntoo cell phab ntsa. Cov lus qhia ntawm Carboxymethyl pawg (-ch2-npo rau hauv lub cellulose qauv txhim kho nws ...Nyeem ntxiv -
Daim ntawv thov ntawm hydroxye Ethyl cellulose hauv cov tshuaj pleev ib ce
Hydroxye Ethyl cellulose (HEC) yog cov khoom xyaw ntau thiab dav siv hauv kev lag luam tshuaj pleev ib ce. Nws qhov hnyav, ruaj khov thiab emulsification cov khoom. Cov dej -soluble kev sib sau ua ke tau pom hauv cellulose. Nws yog pom nyob rau hauv ntau cov tshuaj pleev ib ce vim tias nws cov khoom lag luam zoo ...Nyeem ntxiv -
Lub luag haujlwm ntawm hydroxye Ethyl cellulose (HEC) hauv Chemistry
Hydroxye Etheny Cellulose (HEC) yog cov khoom siv polymer, uas ua lub luag haujlwm tseem ceeb hauv ntau yam kev siv hauv cov tshuaj noj. Cov dej -solule polymer yog nyob rau hauv cellulose, thiab cellulose yog lub ntuj polymer pom nyob rau hauv cov nroj tsuag ntawm phab ntsa. Kev qhia txog ntawm hydroxyl gr ...Nyeem ntxiv -
Dab tsi yog cov ntaub ntawv nyoos ntawm hydroxypropyl methylcellose?
HydroxyPropyyl Metylcellulose (HPMC) yog cov tshuaj polymer ntau yam nrog cov ntawv thov hauv ntau yam kev lag luam, kev tsim kho, khoom noj thiab cov tshuaj pleev ib ce, khoom noj thiab cov tshuaj pleev ib ce. Cov ntaub ntawv raw siv hauv HPMC synthesis yog muab tau los ntawm cov chaw ua si thiab yaig ua cov tshuaj lom neeg kom tau txais ...Nyeem ntxiv -
Dab tsi yog qhov kev siv cov tshuaj tiv thaiv polymer (RDP)?
Recispersible polymer hmoov (RDP) yog cov hmoov polymer ntau ntau siv nyob rau hauv ntau hom kev lag luam thiab kev siv. Nws yog dawb-ntws dawb hmoov muaj cov polymer emulsion thiab ntxiv uas tuaj yeem rov qab tau yooj yim rau hauv dej los ua emulsions ruaj khov. RDP cov khoom lag luam? ...Nyeem ntxiv -
Yuav ua li cas yaj hydrocyethyl cellulose hauv dej?
Dissolving hydroxyethyl cellulose (HEC) nyob rau hauv ntau cov txheej txheem hauv ntau qhov kev lag luam, suav nrog kev lag luam, suav nrog kev ua tshuaj, tshuaj pleev ib ce, thiab khoom noj khoom haus. HEC yog cov dej tsis-ionic-soluble polymer muab tau los ntawm cellulose, thiab nws yog dav siv los ua tuab, thiab stabilizer nyob rau hauv cov khoom siv sib txawv ...Nyeem ntxiv -
Dab tsi yog kev siv ntawm hydroxypropyl methylcellulose qhov muag tee?
HydroxyPropyyl methylulose (HPMC) lub kua muag yog ib lub kua muag tsim lossis lub raj ntawm cov dryness thiab voos ntawm lub qhov muag. Cov tee qhov muag no muaj cov tshuaj hpmc ua ke nrog rau lwm cov khoom xyaw xws li cov tshuaj tiv thaiv, stabilizers, thiab buffers. Qhov tshwj xeeb ...Nyeem ntxiv -
Lub ntsiab siv ethylcellulose
Ethylcellose yog ib qho kev siv zog polymer ntau yam nrog ntau cov kev siv hauv kev lag luam ntau yam. Nws raug rho tawm los ntawm cellulose (lub ntuj lub ntuj penmer pom hauv tsob nroj cell phab ntsa) los ntawm kev hloov kho cov tshuaj lom neeg uas qhia cov ethyl pawg. Qhov kev hloov pauv no tau ua rau cov polymer's solubili ...Nyeem ntxiv -
Dab tsi yog cov ntawv thov ntawm hydroxyprropyl cellulose?
HydroxyPropyl cellulose (HPC) yog qhov ua rau ntawm cellulose, lub ntuj lub ntuj polymer dav siv nyob rau hauv ntau yam kev lag luam vim yog nws cov khoom tshwj xeeb. HPC tshwj xeeb hloov kho kom txhim kho nws cov solubility thiab lwm yam khoom, ua kom haum rau ntau daim ntaub ntawv. 1. Kev Lag Luam ...Nyeem ntxiv