I-acetoneuketshezi olungenamibala, olushintshayo ngephunga elinamandla. Kusetshenziswa kabanzi kwizimboni ezahlukahlukene, njengomuthi, u-petroleum, amakhemikhali, njll. I-Acetone ingasetshenziswa njenge-solvent, i-ejenti yokuhlanza, ukunamathela, njll. Kulesi sihloko, sizokwethula ukukhiqizwa kwe-acetone.
Ukukhiqizwa kwe-acetone ikakhulukazi kubandakanya izinyathelo ezimbili: Isinyathelo sokuqala ukukhiqiza i-acetone kusuka ku-acetic acid ngokuncishiswa kwe-catalytic ngokuncishiswa kwe-catalytic, futhi isinyathelo sesibili ukuhlukanisa i-acetone.
Esinyathelweni sokuqala, i-acetic acid isetshenziswa njengento eluhlaza, futhi i-catalyst isetshenziselwa ukwenza ukusabela kokuncipha kwe-catalytic ukuthola i-acetone. Ama-catalysts asetshenziswa kakhulu yi-zinc powder, i-iron powder, njll. Ifomula yokuphendula imi kanjena: Ch3Cooh + H2→Ch3coch3. Izinga lokushisa reaction lingu-150-250℃, futhi ingcindezi yokuphendula ngu-1-5 MPA. I-zinc powder kanye ne-iron powder yavuselelwa kabusha ngemuva kokusabela futhi ingasetshenziswa kaninginingi.
Esinyathelweni sesibili, ingxube equkethe i-acetone ihlukaniswe futhi ihlanzwe. Kunezindlela eziningi zokuhlukanisa nokuhlanza i-acetone, njengendlela yokudonsa, indlela yokutholwa, indlela yokukhipha, indlela ye-etc phakathi kwazo, indlela yokudlela iyindlela esetshenziswa kakhulu. Le ndlela isebenzisa amaphuzu abilayo ahlukahlukene wezinto zokuzihlukanisa ngokuzihlamba. I-Acetone inendawo evuthayo ephansi kanye nengcindezi ephezulu ye-vapor. Ngakho-ke, ingahlukaniswa nezinye izinto ngokufakwa ngaphansi kwendawo ephezulu ye-vacuum emazingeni aphansi. I-acetone ehlukanisiwe yabe isithunyelwa kwinqubo elandelayo yokwelashwa okwengeziwe.
Ngamafuphi, ukukhiqizwa kwe-acetone kufaka izinyathelo ezimbili: ukuncishiswa kwe-catalytic kwe-acetic acid ukuthola i-acetone nokuhlukaniswa kanye nokuhlanzwa kwe-acetone. I-Acetone iyinto ebalulekile ebalulekile yamakhemikhali ephepheni, amakhemikhali, emithini kanye nezinye izimboni. Inezinhlobonhlobo zezicelo emikhakheni yezimboni nokuphila. Ngaphezu kwezindlela ezingenhla, kunezinye izindlela zokukhiqiza i-Acetone, njengendlela yokuvutshelwa nendlela ye-hydrogenation. Lezi zindlela zinezimpawu zazo nezinzuzo zokwakheka kwezicelo ezihlukile.
Isikhathi Sokuthumela: Dec-18-2023