I-isopropyl alcohol, eyaziwa nangokuthi yi-isopropanol noma i-2-propanol, i-solvent ejwayelekile ye-organic ngefomula ye-molecular ye-C3H8O. Izakhiwo zayo zamakhemikhali kanye nezimpawu zomzimba bezilokhu ziyizihloko ezithakazelayo phakathi kwamakhemikhali kanye nabahlali ngokufanayo. Umbuzo owodwa othakazelisa ngokukhethekile ukuthi i-ISopropyl Alcohol iyancibilika emanzini. Ukuze siqonde lo mbuzo, kufanele sidlulise endaweni yamakhemikhali futhi sihlole ukusebenzisana phakathi kwalawa ma-molecule amabili.
I-solubity yanoma iyiphi into e-solvent enikeziwe inqunywa ukuxhumana phakathi kwama-molecule wollote kanye nosomile. Endabeni ye-isopropyl alcohol namanzi, lokhu kuhlangana ngokuyinhloko kuyisibopho se-hydrogen kanye namabutho we-van der Waals. I-Sopropyl Alcohol ineqembu le-hydroxyl (-oh) elingakha ama-hydrogen bond ngama-molecule wamanzi, kepha umsila wawo we-hydrocarbon uxosha amanzi. I-solubility ephelele yotshwala we-isopropyl emanzini ingumphumela wokulinganisela phakathi kwalawa mandla amabili.
Kuyathakazelisa ukuthi i-solubility yotshwala be-isopropyl emanzini incike ekushiseni nasekuhlokeni. Emazingeni okushisa asekamelweni nangaphansi, i-soagylyl yotshwala incane kancane emanzini, nge-solubility ecishe ibe ngu-20% ngevolumu ku-20 ° C. Njengoba izinga lokushisa lenyuka, i-solubity iyancipha. Ekugxiliseni okuphezulu kanye namazinga okushisa aphansi, ukuhlukaniswa kwesigaba kungenzeka, kwaholela ezingxenyeni ezimbili ezihlukile - enye enothile ngotshwala be-isopropyl nomunye ocebile emanzini.
Ukuba khona kwamanye amakhompiyutha noma ama-surfactunts kungathinta futhi i-solubility yotshwala be-isopropyl emanzini. Isibonelo, ama-surfactants anokuhambisana notshwala be-isopropyl noma amanzi angaguqula ubulungisa bawo. Le mpahla ithola izinhlelo zokusebenza emikhakheni ehlukahlukene efana nezimonyo, ezemithi kanye nama-agrochemicals, lapho ama-surfacticals, lapho ama-surfactants asetshenziswa khona ukuthuthukisa i-solubity yezithako ezisebenzayo.
Ekuphetheni, ukubolekwa kotshwala be-isopropyl emanzini kuyinto eyinkimbinkimbi ehilela ukulingana phakathi kwe-hydrogen bonding kanye namabutho we-van der Waals. Ngenkathi kuncibilika kancane ekushiseni kwegumbi nangaphansi, izici ezinjengokushisa, ukugxila, futhi ukuba khona kwezinye izinhlanganisela kungathinta kakhulu i-solubity yayo. Ukuqonda okuphelele kwalokhu kuhlangana kanye nemibandela kubalulekile ekusetshenzisweni okusebenzayo kotshwala be-isopropyl kuzicelo ezahlukahlukene.
Isikhathi Seposi: Jan-22-2024