Peb siv kev ncaj ncees thiab yeej-yeej ua lub hauv paus ntsiab lus ua haujlwm, thiab kho txhua lub lag luam nrog kev tswj hwm thiab kev saib xyuas nruj.
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Yuav Ua Li Cas Xaiv Cov Nplaum Pobzeb Kom Yog
Txawm yog phab ntsa lossis pem teb, cov pobzeb ntawd yuav tsum lo rau nws qhov chaw. Cov nplaum pobzeb uas xav tau yog qhov dav thiab nyuaj heev. Cov nplaum pobzeb yuav tsum tuav cov pobzeb kom ruaj khov tsis yog rau ntau xyoo xwb tab sis rau ntau xyoo - tsis muaj qhov tsis ua haujlwm. Nws yuav tsum yooj yim rau kev ua haujlwm nrog, thiab nws yuav tsum tsim nyog ...Nyeem ntxiv -
Vim li cas cov pa roj carbon activated ua lub luag haujlwm tseem ceeb hauv kev kho dej
Cov pa roj carbon activated muaj ntau yam siv tau, muaj ntau tshaj 1,000 yam kev siv uas paub zoo. Txij li kev khawb kub mus rau kev ntxuav dej, kev tsim cov khoom noj thiab ntau ntxiv, cov pa roj carbon activated tuaj yeem hloov kho kom tau raws li ntau yam kev xav tau tshwj xeeb. Cov pa roj carbon activated yog ua los ntawm ntau yam tsheb...Nyeem ntxiv -
Siv Hydroxypropylmethylcellulose rau cov khoom siv cement
Cov Nplaum Pobzeb/Cov Pobzeb Grout/Cov Pobzeb Sib Txuas / yog cov khoom siv cement uas siv los sau cov qhov sib txawv ntawm cov vuas lossis cov masaics. Feem ntau nws yog kev sib xyaw ntawm dej, cement, xuab zeb, txawm li cas los xij, yog tias ntxiv HPMC, cov grout pobzeb yuav muaj kev ua tau zoo heev, zoo li khaws dej zoo dua, zoo ...Nyeem ntxiv -
THAM TXOG QHOB TSEEM CEEB NTAWM HPMC DEJ CIA
HPMC (CAS: 9004-65-3), ua cov khoom siv ntxiv uas siv dav hauv kev tsim kho vaj tse, feem ntau yog siv rau kev khaws dej, ua kom tuab thiab txhim kho kev ua haujlwm ntawm cov khoom tiav. Tus nqi khaws dej yog ib qho ntawm cov cim tseem ceeb thaum koj xaiv HPMC zoo, s...Nyeem ntxiv -
Cov nyhuv ntawm cellulose ether rau kev ua pa
Cellulose ethers yog cov polymers tsim los ntawm cov cellulose ntuj thiab hloov kho tshuaj lom neeg. Cellulose ether yog ib qho derivative ntawm cellulose ntuj. Tsis zoo li cov polymers tsim, cellulose ether ntau lawm yog raws li cellulose, cov khoom siv yooj yim tshaj plaws, cov tshuaj polymer ntuj. Vim yog qhov tshwj xeeb ...Nyeem ntxiv -
DAIM NTAWV THOV HYDROXYPROPYL METHYL CELLULOSE HAUV COV KHOOM TXHUA HNUB
Sublimedgradehydroxypropyl methyl cellulose yog cov polymer hluavtaws uas tau npaj los ntawm kev hloov kho tshuaj ntawm cov cellulose ntuj. Cellulose ether yog ib qho derivative ntawm cov cellulose ntuj, cellulose ether ntau lawm thiab cov polymer hluavtaws yog txawv, nws cov khoom siv yooj yim tshaj plaws yog cell ...Nyeem ntxiv -
Cov Pa roj carbon zoo rau kev lim dej
Cov pa roj carbon activated yog ib qho adsorbent uas muaj cov pa roj carbon ntau thiab muaj qhov porosity sab hauv siab, thiab yog li ntawd muaj qhov chaw loj rau kev nqus. Ua tsaug rau nws cov yam ntxwv, cov pa roj carbon activated zoo tso cai rau kev tshem tawm cov tshuaj tsis xav tau, feem ntau yog cov organic matter thiab chlorine, hauv ob qho tib si ...Nyeem ntxiv -
Cov yam ntxwv thiab cov txiaj ntsig ntawm cov hmoov activated carbon
Peb muaj ntau yam thee, ntoo, txiv maj phaub, hmoov, thiab cov pa roj carbon uas ntxuav los ntawm cov kua qaub uas muaj cov kua qaub ntau, uas yog cov tshuaj zoo rau kev ntxuav kom huv. Peb siv cov pa roj carbon uas muaj cov kua qaub no los ntxuav kom huv.Nyeem ntxiv -
Cov yam ntxwv ntawm cellulose ethers ua kom tuab
Cellulose ethers muab viscosity zoo heev rau cov mortar ntub, ua rau muaj peev xwm sib txuas ntawm cov mortar ntub rau lub substrate thiab txhim kho qhov tsis kam ntawm mortar, thiab siv dav hauv plastering mortar, cib bonding mortar thiab sab nraud rwb thaiv tsev. Cov nyhuv thickening ntawm...Nyeem ntxiv -
Kev Siv Tshuaj Phytoremediation Rau Cov Av Uas Muaj Hlau Paug Los Ntawm Kev Siv Cov Tshuaj Organic Amendments
Cov pa roj carbon uas ua kom muaj zog muaj cov khoom siv carbonaceous uas tau los ntawm cov thee. Cov pa roj carbon uas ua kom muaj zog yog tsim los ntawm pyrolysis ntawm cov khoom siv organic ntawm cov nroj tsuag. Cov ntaub ntawv no suav nrog cov thee, cov plhaub txiv maj phaub thiab ntoo, cov bagasse qab zib, cov plhaub taum pauv thiab cov txiv ntoo nutshell (Dias et al., 2007; Paraskeva et al., 2008). ...Nyeem ntxiv -
Qhov Tseem Ceeb ntawm Hydroxypropyl MethylCellulose (HPMC) hauv PVC
Cov khoom siv Hydroxypropyl Methyl Cellulose muaj kev siv ntau tshaj plaws hauv thaj chaw ntawm kev ncua polymerization ntawm vinyl chloride hauv Suav teb. Hauv kev ncua polymerization ntawm vinyl chloride, lub kaw lus dispersed muaj kev cuam tshuam ncaj qha rau cov khoom, PVC resin, thiab ntawm qhov qu ...Nyeem ntxiv -
Cov Txheej Txheem Tsim Khoom Siv Carbon Activated
Cov txheej txheem rau kev ua cov pa roj carbon activated feem ntau muaj xws li carbonization ua raws li kev ua kom cov khoom siv carbonaceous los ntawm cov zaub mov. Carbonization yog kev kho cua sov ntawm 400-800 ° C uas hloov cov khoom siv raw mus rau carbon los ntawm kev txo cov ntsiab lus ntawm cov khoom volatile thiab inc ...Nyeem ntxiv