I-Hydroxypropyl methylcellulose (HPMC) Ingabe i-celsule ye-celtule ye-cellule ye-anic ether esetshenziswa kakhulu ekwakhiweni, emithini, ekudleni, izimonyo kanye nezimboni zamakhemikhali. Izici ze-Viscosity zesisombululo sazo esinamanzi ziyizinto ezibalulekile ezithinta ukusebenza kwayo kohlelo lokusebenza.
1. Izici eziyisisekelo ze-HPMC
ICECHINCHELX ®PPMC iyinhlangano ehleliwe ye-cellulose derivative yethula i-hydroxypropyl kanye namaqembu we-methyl ku-chain molecular of cellulose. Inamanzi amahle e-solubility futhi i-viscosity ephezulu kakhulu, futhi imvamisa isetshenziselwa ukulungiselela izisombululo ezinamanzi ngezakhiwo ezithile zemboleko. Lezi zici zenza i-HPMC isetshenziswe kabanzi ku-coatings, anamathela, ukukhishwa kwezidakamizwa okulondoloziwe, izengezo zokudla kanye nezinye izimboni.
2. Izici ze-Viscosity zekhambi le-HPMC elinamanzi
Izici ze-Viscosity zekhambi le-HPMC elimanzi zithintwa yizici eziningi, ikakhulukazi kufaka phakathi okuhlushwa, izinga lokushisa, izinga le-Shear, i-PH VALION, I-PH VARE, I-PH.
Umphumela wokuhlushwa ekubonakaleni
I-viscosity ye-HPMC enomanzi elinamanzi iyakhuphuka ngokuhlushwa okwandayo. Lapho ukugcwala kwe-HPMC kuphansi, ikhambi elinamanzi lincana futhi linokubonakala okuphansi; Njengoba ukuhlushwa kukhuphuka, ukusebenzisana phakathi kwama-molecule kuyanda, futhi ukubonakala kwesisombululo esinamanzi kukhulisa kakhulu. Imvamisa, ukubonakala kwesisombululo se-HPMC kuhlobene nokuhlushwa kwayo, kepha kuvame ukuzinza ekuhluthelweni okuthile, okubonisa izici ze-viscosity zesisombululo.
Umphumela wokushisa ekubonakaleni
Ukushisa kuyinto ebalulekile ethinta ukubonakala kwekhambi lamanzi le-Cocincel®HPMC. Njengoba izinga lokushisa likhuphuka, ama-hydrogen bond kanye nokusebenzisana kwe-hpdrophobic kuma-molecule we-HPMC azokwenza buthaka, kuholele ekunciphiseni kwamandla okubopha phakathi kwama-molecule aphakathi kwama-molecule, Ngokuvamile, ukubonakala kwekhambi lamanzi le-HPMC libonisa ukuthambekela okuphezulu kwehla phansi ngokushisa okuphezulu, ikakhulukazi ebangeni lokushisa eliphakeme. Lesi sici senza i-HPMC ibe nekhono elingcono lokulawula kwezicelo ezithile zokulawula izinga lokushisa.
Umphumela wezinga le-shear ekuboneni
I-HPMC ACCM COLULE ikhombisa izici ezijwayelekile ze-Newtonian fluid ngamanani aphansi we-shear, okungukuthi, i-viscosity iqinile; Kodwa-ke, ngamanani aphezulu we-shear, i-viscosity yesisombululo se-HPMC izokwehla kakhulu, okukhombisa ukuthi ine-shear incipha izakhiwo. Ama-molecule we-HPMC anezakhiwo ezithile ze-rheological. Emazingeni aphansi we-shear, amaketanga amamolekli asontekile kakhulu, akha ukumelana okuphezulu okukhona, okubonakaliswa njengokubonakala okuphezulu; Emazingeni aphezulu ama-shear, amaketanga amangqamuzana athambekele ekunciphiseni, uketshezi luthuthukiswa, futhi i-visa yehla.
Umphumela wenani le-PH on Viscosity
Isixazululo se-HPMC esinamanzi ngokuvamile sigcina ukubonakala okuzinzile okungathathi hlangothi ngaphansi kwezimo ezibuthakathaka ze-alkaline. Kwi-acid enamandla noma indawo eqinile eyisisekelo, ama-molecule e-HPMC angahle ahlukaniswe noma ukuncipha kwemiphumela, okuholela ekushintsheni kwe-hydrophility, i-hydrophobicity kanye nokusebenzisana kwe-intermolecular phakathi kwesisombululo esinamanzi. Ngaphansi kwezimo ezijwayelekile, izinguquko ku-PH zinomthelela omncane ekuboneni kwe-HPMC Solutions, kepha ngaphansi kwezimo ze-PH ezedlulele, ukuguqulwa kwe-viscosity kungabonakala ngokwengeziwe.
Umphumela wesakhiwo samangqamuzana ekuboneni
Izici ze-Viscosity ze-HPMC zihlobene kakhulu nesakhiwo sayo samangqamuzana. Izinga lokufaka esikhundleni se-hydroxypropyl kanye namaqembu we-methyl ku-molecule linomthelela omkhulu ekubonisweni kwesisombululo esinamanzi. Lapho kukhuphuka izinga lokufaka esikhundleni seqembu, elinamandla i-hydrophility ye-HPMC kanye nokuphakama kwesixazululo. Ngaphezu kwalokho, isisindo samangqamuzana se-HPMC futhi yinto ebalulekile ethinta ukubonakala kwayo. Lapho likhudlwana isisindo se-molecular, isikhathi eside uchungechunge lwamangqamuzana, kanye nokuqina kokuxhumana phakathi kwama-molecule, okuholela ekubonakaleni okuphezulu kwesisombululo esinamanzi.
3. Ukubaluleka kwezimpawu ze-viscosity zekhambi le-HPMC acateouse kuhlelo lokusebenza
Izici ze-Viscosity zekhambi le-HPMC elinamanzi zibalulekile ukufaka isicelo salo emikhakheni ehlukahlukene.
Inkambu Yokwakha: I-HPMC ivame ukusetshenziswa ku-cunmeris udaka kanye nama-adhesives, futhi inemisebenzi yokuqina, ukugcina umswakama, kanye nokwenza ngcono ukusebenza kokwakha. Izici ze-viscocity yazo zithinta ngqo ukusebenziseka nokunamathelisa ngodaka. Ngokushintsha okuhlushwa kanye nokwakheka kwamangqamuzana kwe-HPMC, izakhiwo zesimbozo sodaka zingalawulwa, ngaleyo ndlela zithuthukise kalula ukwakhiwa.
Imboni yezemithi: Isixazululo samanzi seCezinChel®hpmc kwesinye isikhathi sisetshenziswa kumalungiselelo afana nama-ejenti asetshenziselwa izidakamizwa, amagobolondo e-capsule, kanye namaconsi eso. Izici ze-viscosity zingathinta izinga lokukhishwa kwezidakamizwa futhi lilawule inqubo yokukhishwa kwezidakamizwa emzimbeni. Ngokukhetha i-HPMC enesisindo esifanelekile samangqamuzana kanye nesilinganiso sokufakwa esikhundleni, izici zokukhishwa kwezidakamizwa zingashintshwa ukuze kufinyelelwe imiphumela yokwelapha eqondile.
Imboni yokudla: I-HPMC isetshenziswa njengesikhulu, i-Stabilizer, kanye ne-emulsifier ekusebenzeni kokudla. Izici ze-Viscosity zesisombululo sazo esinamanzi zithinta ukunambitheka nokuqina kokudla. Ngokushintsha uhlobo nenani le-HPMC esetshenzisiwe, ukuthungwa kokudla kungalawulwa ngokunembile.
Imboni yezimonyo: I-HPMC, njenge-smighter kanye ne-stibilizer kwezimonyo, ingathuthukisa ukuthungwa komkhiqizo, inikeze ukufunwa ngokwanele kanye nemizwa enhle. Izici ze-viscosity yayo zinomthelela obalulekile ekuhlangenwe nakho komsebenzisi wemikhiqizo efana nokhilimu, ama-gels nama-shampoos.
Izici ze-Viscosity zeI-HPMC Izisombululo ezinamanzi zithintwa yizici eziningi ezifana nokuhlushwa, izinga lokushisa, izinga le-shear, i-PH VARE, nesakhiwo samangqamuzana. Ngokushintsha lezi zinto, ukusebenza kohlelo lokusebenza lwe-HPMC kungalungiselelwe ukufeza izidingo zezimboni ezahlukahlukene zezakhiwo zayo ze-Rheological. Ukucwaninga okujulile kwizici ze-Viscosity ze-HPMC ACECED Solutions hhayi kuphela kusiza ukuqonda izakhiwo zayo eziyisisekelo, kepha futhi zinikeza ukuholwa okuyisisekelo kwesicelo sako ekukhiqizeni kwangempela.
Isikhathi sePosi: Jan-16-2025