HydroxyethylcelluloseHECke polymer e sa qhibiliheng metsing e sa qhibiliheng metsing a chesang le a batang. Letoto la Hydroxyethylcellulose HEC le na le mefuta e mengata ea viscosities, 'me litharollo tsa metsi kaofela ke maro a seng a Newtonian.
Hydroxyethyl cellulose ke setlolo sa bohlokoa lihlahisoa tsa lik'hemik'hale tsa letsatsi le letsatsi. Ha e ntlafatse feela ho teteana ha litlolo tsa metsi kapa tsa emulsion, empa hape e ntlafatsa ho hasana le botsitso ba foam.
monyetla:
1. E na le metsi a mangata haholo.
2. E na le botsitso le botlalo bo boholo.
3. Thepa e ntle haholo ea ho etsa filimi.
4. E na le ts'ebetso e theko e phahameng haholo.
5. E na le tekanyo e ntle ea ho nkela sebaka ho netefatsa botsitso ba nako e telele khahlanong le hlobo ea sehlahisoa.
Tekanyo ea ho etsa polymerization:
Ho na le lihlopha tse tharo tsa hydroxyl karolong e 'ngoe le e 'ngoe ea anhydroglucose ka har'a cellulose, e phekoloang ka alkali ka har'a tharollo ea sodium hydroxide e metsi ho fumana letsoai la sodium ea cellulose, ebe e feta karabelong ea etherification ka ethylene oxide ho theha hydroxyethyl cellulose ether. Ts'ebetsong ea ho kopanya hydroxyethyl cellulose, ethylene oxide e ka nkela lihlopha tsa hydroxyl sebaka ka har'a cellulose, 'me ea feta karabelong ea ketane ea polymerization le lihlopha tsa hydroxyl lihlopheng tse nkeloang sebaka.
Hydroxyethylcellulose e na le thepa e ntle haholo ea ho monya metsi. Tharollo ea eona ea metsi e boreleli ebile e ts'oana, e na le mokelikeli o motle le ho leka-lekana. Ka hona, litlolo tse nang le hydroxyethyl cellulose li na le botsitso bo botle le botlalo ka setshelong, 'me li ata habonolo moriring le letlalong ha li sebelisoa. E sebelisoa haholo ho li-conditioner, ho hlatsoa 'mele, sesepa sa metsi, li-gel tsa ho beola le foam, sesepa sa meno, li-deodorant tse tiileng tse thibelang mofufutso, lisele (masea le batho ba baholo), li-gel tsa ho tlotsa.
Ntle le taolo ea mokelikeli,hydroxyethyl celluloseE na le thepa e ntle haholo ea ho etsa filimi. Filimi e entsoeng e tiisetsoa hore e tla ba boemong bo felletseng tlas'a ho hlahlojoa ha seipone ka 350x le 3500x, 'me e tlisa maikutlo a letlalo a boreleli ha a sebelisoa litlolong.
Nako ea poso: Mmesa-25-2024