IHydroxYethyl Methylcellulose (Hemc) ingumkhiqizo we-cellulose iziphathamandla futhi isetshenziswa kabanzi kwizicelo ezahlukahlukene zezimboni ezinjengezokwakha, izindwangu, kanye nemithi yezemithi. I-Hemc imhlophe ku-befula ye-beige enyakazisa emanzini abandayo, okwenza kube wusizo njengokunamathela. I-Methylhydroxyylcelcellellose (Mhec) kungenye indlela ye-cellulose ether enezakhiwo ezifanayo eziya ku-hemc futhi zivame ukusetshenziswa ngokushintshana kwezicelo ezahlukahlukene zezimboni.
Okunye kokusetshenziswa okuyisisekelo kwe-hemc ne-MHEC kunjengokunamathela embonini yezokwakha. Lezi zinhlanganisela zisetshenziswa kabanzi njengezixhumanisi zezinto zokwenziwa komoya ofana nokhonkolo nodaka. Ngenxa ye-solubility yabo yamanzi, lezi zinhlanganisela zisiza ukubopha izinhlayiya ezomile ndawonye, zakha ukunamathela okuqinile. IHemc ne-MHEC zivame ukuthuthukisa amandla okubamba amanzi yengxube futhi athuthukise kalula isicelo nokuqeda. Njengama-adhesives, i-hemc ne-mhec yenza ngcono ukusebenza, ukuvikela ukugcwala nokudonsa, futhi kunikeze ukuqeda okubushelelezi.
Olunye uhlelo lokusebenza olubalulekile lwe-hemc ne-MHEC ukukhiqizwa kwamapende nezimbobo. IHemc ne-MHEC zisetshenziswa njengabakhulu, ama-rheology ama-bheology kanye nabaqinisi abasezimbobo ezisuselwa ku-solvent kanye namanzi. Basiza ukwandisa i-viscosity futhi banikeze izakhiwo ezinhle kakhulu ezifana nokulinganisa nokulwa nokuxazulula indlela. IHemc ne-MHEC futhi zisetshenziswa njengezihlambi ezinama-adhesives wangemuva ukusiza ukuthuthukisa amandla e-bond futhi kuqinisekise ukubopha okufanayo.
IHemc ne-Mhec futhi zinezicelo zezokwelapha. Lezi zinhlanganisela zingasetshenziswa njengama-matric ezinhlelweni zokulethwa kwezidakamizwa ukulawula isilinganiso sokukhishwa kwezidakamizwa. Baphinde basetshenziswe njengabakhuthele kanye nabazinzayo emikhiqizweni yezemithi ehlukahlukene, njengamaconsi eso, izithombo zamakhala, kanye nokhilimu ophezulu.
Enye yezinzuzo ezibalulekile ze-hemc ne-MHEC yi-biodegracativability yabo. Lezi zinhlanganisela zibhidliza kalula ngaphansi kwezimo ezikhona, zibenze ukuba babe ukukhetha okuhle kwezindlela ezizinzile zemvelo. Ngokwengeziwe, azinazo ubuthi, ezibenza bavikeleke abantu nasendaweni yemvelo.
IHemc ne-MHEC ziyizinhlanganisela ezibalulekile ezinhlobonhlobo zezicelo zezimboni. Bathuthukisa ukuqina, bathuthukise ukunamathela, futhi bathuthukise ukusebenza kwe-viscosity kanye nokuhambisana nokusebenza. Izakhiwo zazo ezingezona zobuthi kanye neze-biodegradable zibenza babe ukukhetha okuqhubekayo kwezimboni eziningi. Njengoba ubuchwepheshe nezinqubo ziyaqhubeka nokuqhubekisela phambili, ukusetshenziswa kwe-hemc ne-MHEC ezinhlobonhlobo zezicelo zezimboni, kufaka phakathi ukwakhiwa kanye nemithi, kungenzeka ukuthi kuqhubeke kuphela ukukhula, ukuhlinzeka ngezinzuzo ezingenakubalwa kwimikhakha ehlukahlukene yezomnotho.
Isikhathi sePosi: Feb-19-2025