I-asidi engaphezulu yesihlungi sama-molecule se-ZSM ingenye yezakhiwo zayo ezibalulekile njengesihlungi.
Lokhu ku-asidi kuvela kuma-athomu e-aluminium ku-skeleton yesihlungo sama-molecule, okunganikeza ama-proton ukwakha ubuso obune-proton.
Lobu buso obune-proton bungabamba iqhaza ezinhlobonhlobo zezindlela zamakhemikhali, okuhlanganisa i-alkylation, i-acylation, kanye nokuphelelwa amanzi emzimbeni. I-acidity ebusweni besihlungi sama-molecule se-ZSM ingalawulwa.
Ubumuncu obungaphezulu besihlungi sama-molecule bungalawulwa ngokulungisa izimo zokwenziwa, njenge-Si-
Isilinganiso se-Al, izinga lokushisa lokwenziwa, uhlobo lwe-template agent, njll. Ngaphezu kwalokho, i-acidity engaphezulu yesihlungo sama-molecule ingashintshwa ngokwelashwa kwangemva kokwelashwa, njengokushintshana kwama-ion noma ukwelashwa nge-oxidation.
I-asidi engaphezulu yesihlungi sama-molecule se-ZSM inomthelela obalulekile emsebenzini wayo nasekukhetheni kwayo njengesihluthulelo. Ngakolunye uhlangothi, i-asidi engaphezulu ingakhuthaza ukusebenza kwe-substrate, ngaleyo ndlela isheshise izinga lokusabela.
Ngakolunye uhlangothi, ubumuncu obungaphezulu bungathinta nokusatshalaliswa komkhiqizo kanye nezindlela zokusabela. Isibonelo, ekuphenduleni kwe-alkylation, izisefo zama-molecule ezine-acidity ephezulu ebusweni zinganikeza ukukhetha okungcono kwe-alkylation.
Ngamafuphi, i-asidi engaphezulu yesihlungi sama-molecule se-ZSM ingenye yezakhiwo zayo ezibalulekile njengesihlungi.
Ngokuqonda nokulawula lobu asidi, kungenzeka ukwenza ngcono ukusebenza kwezisefo zama-molecule ekusabeleni okuhlukahlukene kwamakhemikhali.
Isikhathi sokuthunyelwe: Disemba 11-2023