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Koj puas paub yuav ua li cas xaiv cov surfactants rau kev rov qab los ntawm cov roj av?
1. Cov tshuaj Surfactants rau kev ntsuas kev tawg Cov kev ntsuas kev tawg feem ntau siv rau hauv cov chaw roj uas tsis muaj permeability. Lawv cuam tshuam nrog kev siv siab los tawg cov qauv, tsim cov kab nrib pleb, thiab tom qab ntawd txhawb cov kab nrib pleb no nrog cov proppants kom txo cov kua dej tsis kam, yog li ua tiav lub hom phiaj ntawm kev nce ...Nyeem ntxiv -
Yuav ua li cas xaiv cov surfactants rau kev ruaj khov av nplaum thiab kev ntsuas acidizing
1. Cov tshuaj surfactants rau cov av nplaum ruaj khov Kev ua kom cov av nplaum ruaj khov muaj ob yam: tiv thaiv kom cov av nplaum o thiab tiv thaiv kev tsiv teb tsaws chaw ntawm cov av nplaum. Txhawm rau tiv thaiv kom cov av nplaum o, cov tshuaj cationic surfactants xws li hom ntsev amine, hom ntsev quaternary ammonium, hom ntsev pyridinium, thiab...Nyeem ntxiv -
Yuav ua li cas xaiv cov surfactants rau kev siv cov roj hnyav thiab cov roj nyoos waxy
1. Cov tshuaj surfactants rau kev rho tawm roj hnyav Vim yog qhov viscosity siab thiab cov kua dej tsis zoo ntawm cov roj hnyav, nws txoj kev siv tsis raug ntsib ntau yam teeb meem. Txhawm rau kom rov qab tau cov roj hnyav no, cov kua dej ntawm surfactants qee zaum raug txhaj rau hauv qhov downhole. Cov txheej txheem no hloov cov khoom siv viscosity siab ...Nyeem ntxiv -
Kev Sib Raug Zoo ntawm Cov Qauv thiab Kev Sib Tshuam ntawm Surfactants
Cov txheej txheem dispersion aqueous feem ntau yog siv, thiab lawv feem ntau tuaj yeem siv los tshuaj xyuas kev sib raug zoo ntawm cov qauv surfactant thiab dispersibility. Raws li cov khoom hydrophobic khoom, lawv tuaj yeem adsorb cov pab pawg hydrophobic ntawm surfactants. Nyob rau hauv cov ntaub ntawv ntawm anionic surfactants, sab nraud ...Nyeem ntxiv -
Tsib Lub Luag Haujlwm Tseem Ceeb ntawm Surfactants
1. Cov Nyhuv Emulsifying Qhov kev sib raug zoo ntawm cov pab pawg hydrophilic thiab lipophilic hauv cov surfactant molecules rau roj lossis dej. Raws li kev paub dhau los, qhov ntau ntawm Hydrophilic-Lipophilic Balance (HLB) tus nqi ntawm surfactants tsuas yog txwv rau 0–40, thaum cov surfactants uas tsis yog ionic poob rau hauv 0...Nyeem ntxiv -
Koj paub ntau npaum li cas txog cov teebmeem ntawm cov surfactants uas ua rau ntub thiab yaj
Cov nyhuv ntub dej, qhov yuav tsum tau ua: HLB: 7-9 Kev ntub dej yog txhais tias yog qhov xwm txheej uas cov pa roj uas nqus rau ntawm qhov chaw khov kho raug tshem tawm los ntawm cov kua. Cov tshuaj uas tuaj yeem txhim kho lub peev xwm hloov pauv no hu ua cov neeg sawv cev ntub dej. Kev ntub dej feem ntau yog muab faib ua peb hom: kev sib cuag ntub dej...Nyeem ntxiv -
Kev tsim cov thev naus laus zis thiab cov khoom siv surfactant ntsuab
Cov thev naus laus zis thiab cov khoom siv surfactant ntsuab tau nce qib sai sai, nrog rau qee qhov ua tiav cov qauv thoob ntiaj teb. Kev tsim cov surfactants ntsuab tshiab siv cov peev txheej rov ua dua tshiab xws li roj thiab starches tau dhau los ua qhov tseem ceeb hauv kev tshawb fawb tsis ntev los no, kev txhim kho, thiab kev lag luam ...Nyeem ntxiv -
Kev Siv Cov Surfactants Hauv Kev Tsim Kho Asphalt Pavement
Cov tshuaj surfactants muaj ntau daim ntawv thov hauv kev tsim kho txoj kev asphalt, feem ntau suav nrog cov hauv qab no: 1. Raws li Cov Khoom Siv Sov Sov (1) Mechanism of Action Cov khoom siv sib tov sov yog ib hom surfactant (piv txwv li, APTL-hom khoom sib tov sov) uas muaj cov pab pawg lipophilic thiab hydrophilic ...Nyeem ntxiv -
Cov ntsiab cai tom qab cov emulsifying thiab solubilizing actions ntawm surfactants yog dab tsi?
Qhov kev hloov pauv thoob ntiaj teb ntawm cov surfactants uas loj hlob tas li muab ib puag ncig zoo rau kev txhim kho thiab kev nthuav dav ntawm kev lag luam tshuaj pleev ib ce, uas ua rau muaj kev thov ntau dua rau cov qauv khoom, ntau yam, kev ua tau zoo, thiab thev naus laus zis. Yog li ntawd, nws yog qhov tseem ceeb rau kev tswj hwm...Nyeem ntxiv -
Koj paub dab tsi txog cov roj av demulsifiers
Lub tshuab ua cov roj av demulsifiers yog lub hauv paus ntawm txoj cai hloov pauv theem-hloov pauv-rov qab-deformation. Thaum ntxiv cov demulsifier, kev hloov pauv theem tshwm sim: surfactants uas muaj peev xwm tsim cov emulsion hom sib txawv rau qhov uas tsim los ntawm cov emulsifier (hu ua rov qab-theem demulsifiers) tuaj ...Nyeem ntxiv -
Dab tsi yog cov yam tseem ceeb uas ua rau emulsion ruaj khov
Cov Yam Tseem Ceeb Uas Tswj Xyuas Kev Ruaj Ntseg ntawm Emulsions Hauv kev siv ua haujlwm, kev ruaj ntseg ntawm emulsion yog hais txog lub peev xwm ntawm cov dej ntws tawm los tiv taus kev sib koom ua ke. Ntawm cov ntsuas rau kev ntsuas kev ruaj ntseg ntawm emulsion, tus nqi ntawm kev sib koom ua ke ntawm cov dej ntws tawm yog qhov tseem ceeb; nws tuaj yeem d ...Nyeem ntxiv -
Cov kev siv ntawm cov tshuaj surfactants nonionic yog dab tsi?
Cov tshuaj surfactants uas tsis yog ionize yog ib pawg ntawm cov surfactants uas tsis ionize hauv cov kua dej, vim lawv cov qauv molecular tsis muaj cov pab pawg them. Piv rau cov tshuaj surfactants anionic, cov tshuaj surfactants nonionic qhia tau tias muaj peev xwm emulsifying, wetting, thiab ntxuav tau zoo dua, nrog rau kev ua haujlwm zoo heev ntawm dej tawv ...Nyeem ntxiv
