Ma catalyst a Zeolite amachita gawo lofunikira kwambiri mumakampani opanga mafuta, zomwe zimathandiza njira zosiyanasiyana zamakemikolo monga kuphwanya kwa catalytic, hydrocracking, ndi isomerization. Pakati pa mitundu yambiri ya ma zeolite, ZSM ndi ZSM23 ndizodziwika bwino chifukwa cha mawonekedwe awo apadera komanso ntchito zawo. ...
Sieve ya molecular 4A ndi chinthu chosakanikirana kwambiri chomwe chimagwira ntchito yofunika kwambiri m'mafakitale osiyanasiyana. Ndi mtundu wa zeolite, mchere wa aluminosilicate wa crystalline wokhala ndi kapangidwe ka machubu omwe amalola kuti azitha kuyamwa mamolekyu mosankha kutengera kukula ndi mawonekedwe awo. Dzina la "4A" ndi...
Silika gel desiccant ndi mankhwala othandiza kwambiri komanso osinthasintha omwe amayamwa chinyezi omwe amagwiritsidwa ntchito kwambiri m'mafakitale ndi ntchito zosiyanasiyana. Yopangidwa ndi mikanda yaying'ono ya silicon dioxide, silica gel ili ndi malo okwera omwe amalola kuti igwire ndikusunga mamolekyu amadzi, zomwe zimapangitsa kuti ikhale lingaliro...
Silika gel buluu ndi desiccant yothandiza kwambiri komanso yosinthasintha yomwe imagwiritsidwa ntchito kwambiri poyamwa chinyezi m'mafakitale ndi ntchito zosiyanasiyana. Ndi mtundu wa silica gel womwe wapangidwa mwapadera ndi cobalt chloride, womwe umaupatsa mtundu wabuluu wosiyana ukauma. Mbali yapaderayi...