I-HydroxyYethylcellosi (Hec) iyindlela ephakeme yamangqamuzana atholakala kwi-cellulose yemvelo futhi isetshenziswa kabanzi kwizimonyo kanye nemikhiqizo yokunakekelwa kwesikhumba. Ine-hydrophicity enhle, ukuqina, ukuqinisekiswa kanye nokuqina, ngakho-ke kudlala indima ebalulekile emikhiqizweni yokunakekelwa kwesikhumba.
1. Izakhiwo eziyisisekelo ze-hydroxyethyl cellulose
I-Hydroxyyethyl celtulose ihlelwe ngethula amaqembu we-hydroxyethyl (-ch2ch2oh) kwi-cellulose ama-cellulose chain. I-Cellulose uqobo ngokwayo iyona eyenzeka ngokwemvelo ye-Molecular Compound esatshalaliswa kabanzi ezindongeni zeseli zezitshalo. Ngokuguqulwa kwamakhemikhali, i-hydrophicicity ye-cellulose iyathuthukiswa, okwenza kube yisikhulu esihle, i-stabilizer kanye ne-emulsifier.
2. Ukusebenza kokunakekelwa kwesikhumba kwe-hydroxyethyl cellulose
Ukuqina nokuthuthukisa ukuthungwa
Umsebenzi ovame kakhulu we-hydroxyethyl celtulose emikhiqizweni yokunakekelwa kwesikhumba unjengomkhulu wokukhulisa i-viscosic yomkhiqizo. Lesi sici asigcini nje ngokuthuthukisa uhlelo lokusebenza umuzwa womkhiqizo, kepha futhi lusiza ukwakha ukwehla okubucayi nokubushelelezi. Ikakhulu kubahlanza, ama-moisturizer, imaski neminye imikhiqizo, i-hydroxyyethyl celtule
Thuthukisa umphumela we-emulsation
Emikhiqizweni eminingi yokunakekelwa kwesikhumba, ukuqina kwezingxube zamanzi kawoyela kuyinselelo enkulu ekwakhiweni kwefomula. I-Hydroxyyethyl celtulose ingasetshenziswa njenge-emulsifier ukwakha isikhombimsebenzisi esizinzile phakathi kwezigaba zamafutha nezinziselo zamanzi, okuvumela lezi ezimbili ukuba zixube ngokulinganayo futhi zivikele ukuhlukaniswa noma ukuhanjiswa kwezulu. Lesi sici sibalulekile kwimikhiqizo ehlukahlukene yokunakekelwa kwesikhumba efana nama-lotion, okhilimu, kanye nemibono, engaqinisekisa ukuqina komkhiqizo isikhathi eside futhi kuthuthukise umphumela wayo wokusebenzisa.
Umsebenzi wobumbano
Ngenxa ye-hydrophicility yayo eqinile, i-hydroxyyethyl celtuleose ingadonsa futhi igcine amanzi, ngaleyo ndlela edlala indima enomswakama. Lokhu kwenza ukuthi kudlale indima engenakuphikwa emikhiqizweni eminingi yokunakekelwa kwesikhumba. Kungakha ifilimu yamanzi amancanyana endaweni yesikhumba, ukhiye ngempumelelo kumswakama, uvikele ukulahleka komswakama, futhi ugcine isikhumba simanzile futhi sithambile.
Thuthukisa ukuthinta kwesikhumba
Njengomkhulu, i-hydroxyethyl cellulose ayikwazi ukuguqula kuphela i-viscosity yomkhiqizo, kepha futhi ithuthukise ukusakazeka kanye nokushelela kwemikhiqizo yokunakekelwa kwesikhumba. Ngemuva kokusebenzisa imikhiqizo equkethe i-hydroxyethyl celtulose, indawo yesikhumba imvamisa izizwa ibushelelezi, inamathele kancane, futhi ithuthukise okuhlangenwe nakho komsebenzisi. Ngemikhiqizo ethile yokunakekelwa kwesikhumba okunamafutha noma enamathela, ukwengeza kwe-hydroxyethyl celtulese kungabenza balungele abantu abanezinhlobo ezahlukahlukene zesikhumba, ikakhulukazi uma zisetshenziswa ehlobo.
Ubumnene nokusebenza okubanzi
IHydroxYethyl Cellulose uqobo inesimo esimnandi futhi icasule isikhumba, ngakho-ke ilungele ukusetshenziswa emikhiqizweni yokunakekelwa kwesikhumba kwesikhumba esibucayi. Akubangeli ukungahambi kahle noma ukucasuka futhi kufanelekile zonke izinhlobo zesikhumba, kufaka phakathi isikhumba somile, esinamafutha nesikhumba. Ngaphezu kwalokho, njenge-polymer engeyona eye-ionic, i-hydroxyethyl celtule
Ngcono ukuqina komkhiqizo
Efomula yemikhiqizo eminingi yokunakekelwa kwesikhumba, i-Hydroxyyethyl celtulose idlala indima ye-stabilizer. Kungavimbela ukwahlukana, ukunqunywa kwemvula noma i-oxidation yezithako zemikhiqizo yokunakekelwa kwesikhumba, ikakhulukazi kumafomula aqukethe amanzi noma uwoyela, onganweba ngempumelelo impilo yenkonzo yomkhiqizo futhi aqinisekise imiphumela yesikhathi eside. Ngaphezu kwalokho, i-hydroxyyethyl celtulose ingasiza ekuthuthukiseni ukuzivumelanisa nezimo zomkhiqizo ezinguquko ezemvelo (njengokushisa, umswakama, njll.), Ukuqinisekisa ukuthi ikhwalithi yomkhiqizo ngeke ilinyazwe yizici zezemvelo.
3. Ukusebenza kwe-Hydroxyethyl celtulose emikhiqizweni yokunakekelwa kwesikhumba
Imikhiqizo yokuhlanza ebusweni
Emikhiqizweni enjenge-Cleansers yobuso kanye nokuhlanza kobuso, i-hydroxyyethyl celtuleose idlala indima ebalulekile njenge-mkhulu kanye ne-emulsifier. Ingaguqula i-viscosity yemikhiqizo yokuhlanza kobuso, ukuze isetshenziswe ngokulinganayo futhi ikhiqize igwebu elicebile lapho lisetshenziswa, futhi lingathuthukisa nokuthinta nokubusheleleka komkhiqizo.
Imikhiqizo yobuso mask
I-Hydroxyyethyl cellulose isetshenziswa kabanzi kumaski ebusweni, ikakhulukazi imaski ye-hydrogel kanye nama-masks oda. Kungathuthukisa ukunxusa kwamaski ebusweni, kusiza imaski yobuso ngokulinganayo Ngasikhathi sinye, kungasiza futhi imaski yobuso iqhubeke isitebe ngesikhathi sokugcina futhi ingaqhekeki kalula noma inhlelwe.
Ama-moisturizer ne-lotion
Kuma-moisturizer kanye ne-lotion, umphumela wokuqina we-hydroxyethyl celtulose ungathuthukisa ukuthungwa kokhilimu, okwenza kube bushelelezi futhi bunganamatheli lapho buthathwe esikhunjeni. Ngaphezu kwalokho, izakhiwo zalo zokuswakama zingasiza isikhumba ukuthi sihlale si-hydrate isikhathi eside futhi sithuthukise isimo sesikhumba esomile.
Imikhiqizo ye-sunscreen
Esikrinini se-sunscreen, i-hydroxyethyl cellulose isetshenziselwa futhi ukulungisa ukuthungwa komkhiqizo ukuze kusatshalaliswe ngokulinganayo futhi kugcinwe ukuzinza okuhle lapho kufakwa. Njengoba imikhiqizo ye-sunscreen ivame ukudinga okuqukethwe okuphezulu kwamanzi, i-hydroxyyethyl celtulese ingasiza ukugcina umswakama ngenkathi ivimbela ifomula ekuhlaseleni noma ekuxazululeni.
Njengengxenye yamangqamuzana aphezulu, i-hydroxyyethyl cellulose inemisebenzi eminingi emikhiqizweni yokunakekelwa kwesikhumba. Akugcini nje ngokuthuthukisa ukuthungwa nobushelelezi bomkhiqizo, kepha futhi kuthuthukisa umphumela we-emulsation, kuthuthukisa ukuqina komkhiqizo, kudlala indima enomswakama, futhi kuthambile futhi kungacasuli esikhunjeni. Ngokuthuthuka okuqhubekayo kobuchwepheshe bokunakekelwa kwesikhumba, izimo zohlelo lokusebenza ze-hydroxyyethyl celtulose zizoba zibanzi ngokwengeziwe, zibe ngomunye wezithako ezisemqoka emikhiqizweni yanamuhla yokunakekelwa kwesikhumba.
Isikhathi sePosi: Feb-15-2025