Raws li peb txhua tus paub, sib txawv ntawm polyacrylamide muaj ntau hom dej phwj seb thiab cov teebmeem sib txawv. Yog li polyacrylamide yog tag nrho cov lus dawb, yuav ua li cas paub qhov txawv nws tus qauv?
Muaj 4 txoj hauv kev yooj yim kom paub qhov txawv ntawm polyacrylamide:
1. Peb txhua tus paub tias cationic polyacrylamide yog qhov kim tshaj plaws hauv kev ua lag luam, ua raws los ntawm cov tsis-ionic polyacrylamide. Ntawm tus nqi, peb tuaj yeem ua tiav kev txiav txim siab ua ntej ntawm Ion hom.
2. Dutve polyacrylamide los ntsuas tus nqi PHIC ntawm kev daws teeb meem. Tus coj p yuav muaj nuj nqis ntawm ntau tus qauv yog txawv.
3. Ua ntej, xaiv Anionic Polyacrylamide thiab Cationic Polyacrylamide cov khoom, thiab yaj lawv nyias. Sib tov cov txheej txheem polyacrylamide yuav tsum tau sim nrog ob cov kev daws teeb meem PAM PAM. Yog hais tias nws reacts nrog anionic polyacrylamide khoom, nws txhais tau tias polyacrylamide yog cationic. Yog tias nws rov qab los nrog cations, nws ua pov thawj tias cov khoom lag luam yog anionic lossis tsis yog-ionic. Qhov tsis zoo ntawm hom no yog tias nws tsis tuaj yeem paub meej seb cov khoom yog anionic lossis tsis muaj ionic polyacrylamide. Tab sis peb tuaj yeem txiav txim los ntawm lawv lub sijhawm sib cais, ASTions yaj sai dua li tsis yog-ions. Feem ntau, lub anion yog rhuav tshem hauv ib teev, thaum tsis-ion siv ib thiab ib nrab teev.
4. Raug tshem tawm los ntawm cov kev sim kav dej, peb txhua tus paub tias cov khoom lag luam dav hlau polyacrylamide Anionic Pam yog tsim nyog rau ntau dua ntawm cov teeb meem zoo ntawm inorganic txwv tsis pub muaj teeb meem (0.01-1mm), pH nqi yog nruab nrab lossis alkaline soluble; Tsis-ionic polyacrylamide PAM yog tsim nyog rau kev sib cais ntawm cov khib nyiab cov organic thiab inorganic, thiab kev daws teeb meem yog acidic lossis nruab nrab. Cov flocs tsim los ntawm cationic polyacrylamide yog loj thiab ntom, thaum lub flocs tsim los ntawm anion thiab tsis yog me me thiab tawg.
Lub Sijhawm Post: Oct-27-2021