Ipheshelweshi

IpheshelweshiIngabe impahla ebaluleke kakhulu eluhlaza okotshani, esetshenziswa kabanzi ekukhiqizweni kwemikhiqizo ehlukahlukene yamakhemikhali, njengepulasitiki, irabha, umuthi, i-pesticide, njll. Ngakho-ke, kubaluleke kakhulu ukwazi izinto ezingavuthiwe ze-phenol.

 

Izinto ezivuthiwe ze-Phenol Production ikakhulukazi zifaka i-benzene, i-methanol ne-sulfuric acid. I-benzene iyinto ebaluleke kakhulu eluhlaza e-organic eluhlaza, engasetshenziselwa ukukhiqiza izinhlobo eziningi zemikhiqizo yamakhemikhali, njenge-phenol, aniline, i-acetophenone nokunye. I-Methanol iyinto ebalulekile ebonakalayo eluhlaza ebonakalayo, engasetshenziselwa ukukhiqiza amakhompiyutha ahlukahlukene aqukethe amaqembu asebenza umoya-mpilo. I-Sulfuric Acid iyi-inorganic acid ebalulekile, esetshenziswa kabanzi embonini yamakhemikhali nakwezinye izimboni.

 

Inqubo yokukhiqiza i-phenol evela e-benzene, i-methanol nase sulfuric acid iyinkimbinkimbi kakhulu. Okokuqala, i-benzene ne-methanol baphendulwa ngaphansi kwesenzo se-catalyst ukukhiqiza uCumene. Ngemuva kwalokho, uCumene uhlakaniphile phambi komoya ukuze wakhe iCumene Hydroperoxide. Ekugcineni, iCumene Hydroperoxide yenziwa nge-sulfuric acid evuthiwe ukukhiqiza i-phenol ne-acetone.

 

Enqubweni yokukhiqiza i-phenol, ukukhethwa kwe-catalyst kubaluleke kakhulu. Ama-catalysts asetshenziswa kakhulu afaka i-aluminium chloride, i-sulfuric acid ne-phosphoric acid. Ngaphezu kwalokho, izimo zenqubo ezifana nokushisa, ingcindezi kanye nokuhlushwa nazo zithinta isivuno nekhwalithi yomkhiqizo.

 

Ngokuvamile, izinto zokwakha ezivuthiwe zokukhiqizwa kwe-Phenol ziyinkimbinkimbi, futhi izimo zenqubo zilukhuni. Ukuze uthole imikhiqizo esezingeni eliphakeme ne-high Ngaphezu kwalokho, kuyadingeka futhi ukubheka ukuvikelwa kwemvelo nokuphepha kwinqubo yokukhiqiza. Ngakho-ke, lapho usebenzisa i-Phenol njengezinto ezibonakalayo ezivuthiwe ukukhiqiza imikhiqizo ehlukahlukene yamakhemikhali, kufanele sinake lezi zici ukuze siqinisekise ukuthi singathola imikhiqizo esezingeni eliphakeme nephakeme ngenkathi sivikela imvelo nokuphepha.


Isikhathi sePosi: Dece-12-2023