Isopropanolndi chosungunulira chomwe chimagwiritsidwa ntchito kwambiri m'mafakitale, ndipo zida zake zimachokera kumafuta oyaka.Zomwe zimagwiritsidwa ntchito kwambiri ndi n-butane ndi ethylene, zomwe zimachokera ku mafuta osakanizika.Kuphatikiza apo, isopropanol imathanso kupangidwa kuchokera ku propylene, chinthu chapakatikati cha ethylene.

Isopropanol zosungunulira

 

Kapangidwe ka isopropanol ndizovuta, ndipo zopangira ziyenera kuchitidwa motsatizana ndi machitidwe amankhwala ndi njira zoyeretsera kuti mupeze zomwe mukufuna.Nthawi zambiri, kupanga kumaphatikizapo dehydrogenation, oxidation, hydrogenation, kupatukana ndi kuyeretsedwa, etc.

 

Choyamba, n-butane kapena ethylene ndi dehydrogenated kupeza propylene.Kenako, propylene amathiridwa okosijeni kuti apeze acetone.Acetone ndiye hydrogenated kupeza isopropanol.Pomaliza, isopropanol imayenera kupatukana ndi kuyeretsedwa kuti ipeze mankhwala oyeretsedwa kwambiri.

 

Kuphatikiza apo, isopropanol imathanso kupangidwa kuchokera kuzinthu zina zopangira, monga shuga ndi biomass.Komabe, zopangira izi sizimagwiritsidwa ntchito kwambiri chifukwa cha zokolola zochepa komanso kukwera mtengo.

 

Zopangira zopangira isopropanol makamaka zimachokera ku mafuta oyaka, omwe samangodya zinthu zosasinthika komanso kumayambitsa zovuta zachilengedwe.Chifukwa chake, ndikofunikira kupanga zida zatsopano ndi njira zopangira kuti muchepetse kugwiritsa ntchito mafuta oyaka komanso kuwononga chilengedwe.Pakalipano, ofufuza ena ayamba kufufuza kugwiritsa ntchito zinthu zongowonjezwdwa (biomass) monga zopangira zopangira isopropanol, zomwe zingapereke njira zatsopano za chitukuko chokhazikika cha mafakitale a isopropanol.


Nthawi yotumiza: Jan-10-2024