Wata tawagar bincike daga Cibiyar Fasahar Masana'antu ta Tianjin, Kwalejin Kimiyya ta kasar Sin (TIB, CAS) ta cimma babban ci gaba a fannin lalata robobi na polyurethane (PU).
Fasaha ta Musamman
Tawagar ta warware tsarin lu'ulu'u na wani nau'in PU depolymerase na daji, inda ta gano tsarin kwayoyin halitta da ke bayan lalacewarsa mai inganci. Bisa ga wannan, sun ƙirƙiro wani nau'in enzyme mai aiki mai ƙarfi wanda ake kira "enzim na wucin gadi" ta amfani da fasahar haƙar enzyme mai jagorancin juyin halitta. Ingancin lalatawarsa ga polyurethane na nau'in polyester ya ninka kusan sau 11 fiye da na wani nau'in enzyme na daji.
Fa'idodi da Daraja
Idan aka kwatanta da hanyoyin gargajiya na zahiri masu zafi da matsin lamba da kuma hanyoyin sinadarai masu yawan gishiri da acid, hanyar lalata halittu tana da ƙarancin amfani da makamashi da ƙarancin gurɓatawa. Hakanan tana ba da damar amfani da enzymes masu lalata abubuwa sau da yawa, wanda ke samar da kayan aiki mafi inganci don sake amfani da robobi na PU.
Lokacin Saƙo: Nuwamba-24-2025