Peb coj kev ncaj ncees thiab yeej-yeej raws li txoj cai kev ua haujlwm, thiab kho txhua lub lag luam nrog kev tswj xyuas nruj thiab saib xyuas.
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Kev cuam tshuam ntawm HPMC ntau npaum li cas ntawm kev ua haujlwm mortar
Hydroxypropyl methylcellulose HPMC tuaj yeem txhim kho cov dej tuav ntawm cov mortar. Thaum qhov sib ntxiv yog 0.02%, tus nqi tuav dej yuav nce los ntawm 83% mus rau 88%; Qhov sib ntxiv yog 0.2%, tus nqi tuav dej yog 97%. Nyob rau tib lub sijhawm, ...Nyeem ntxiv -
Qee cov lus teb rau activated carbon
Yuav ua li cas activated carbon ua? Cov pa roj carbon activated yog ua lag luam los ntawm cov thee, ntoo, txiv hmab txiv ntoo pob zeb (tsuas yog txiv maj phaub tab sis kuj yog walnut, txiv duaj) thiab derivatives ntawm lwm cov txheej txheem (gas raffinates). Ntawm cov thee, ntoo thiab txiv maj phaub yog qhov dav tshaj plaws. Cov khoom yog tsim los ntawm th...Nyeem ntxiv -
Kev ua haujlwm ntawm hydroxypropyl methylcellulose hauv mortar
Hauv kev sib xyaw mortar, qhov sib ntxiv ntawm cellulose ether yog tsawg heev, tab sis nws tuaj yeem txhim kho kev ua haujlwm ntawm cov khib nyiab ntub dej, uas yog ib qho tseem ceeb ntxiv cuam tshuam rau kev tsim kho ntawm mortar. Lub luag haujlwm tseem ceeb ntawm HPMC hauv mortar yog feem ntau ntawm peb yam ...Nyeem ntxiv -
Txoj kev Dissolution ntawm (Hydroxypropyl Methyl Cellulose) HPMC
Cov txheej txheem soluble ntawm HPMC muaj xws li: dej txias instant tov txoj kev thiab cov txheej txheem kub tov, hmoov mixing method thiab organic solvent wetting method Cov dej txias ntawm HPMC yog kho nrog glyoxal, uas yog sai dispersed nyob rau hauv dej txias. Lub sijhawm no, kuv ...Nyeem ntxiv -
Tswj cov pa phem ib puag ncig nrog Columnar activated carbon
Cov huab cua thiab dej muaj kuab paug nyob rau hauv cov teeb meem tseem ceeb tshaj plaws hauv ntiaj teb no, ua rau muaj kev cuam tshuam tseem ceeb hauv ecosystems, khoom noj khoom haus chains, thiab ib puag ncig tsim nyog rau tib neeg lub neej nyob rau hauv kev puas tsuaj. Cov dej qias neeg feem ntau yog los ntawm cov hlau hnyav ions, refractory organic pollutants, thiab cov kab mob-toxic, ...Nyeem ntxiv