HydroxyPropyl methylcellose (HPMC) ishandare yemashandisirwo akawandisa ekushandisa maindasitiri akasiyana-siyana, kusanganisira mishonga yemishonga, chikafu, uye cosmetics, uye cosmetics, uye cosmetics. Zvivakwa zvaro zvakasarudzika zvinoita kuti zvive zvakakosha mukuumbwa kunoda kugadziriswa kwekushandurwa kwemasvomhu, kusunga kwemafirimu, kusunga, uye kusimbisa kugadzikana. Kunzwisisa kuumbwa, maitiro ekugadzira, zvivakwa, uye zvikumbiro zveHPMC akakosha pakushandisa zvaro zvinoshanda.
1.orgpotion yeHPMC
HPMC ndeye Synthetic Polymer inotorwa kubva kuCellulose, chiitiko chaicho chinoitika polysaccharide inowanikwa mumasero emaruva ezvirimwa. Maitiro ekugadzira anosanganisira kurapa cellulose nealkali kuti abudise Alkali cellalose, inoteverwa nekutsvaira neProfylene oxide uye methyl chloride. Iyi yemakemikari yekugadziridzwa inoguma nekutanga kwehydroxypropyl uye methony istsinki kune iyo cellulose backbone, kubereka HPMC.
Dhigirii rekutsiva Kazhinji, HPMC mamakisi ane yakakwira DS kukosha kweDShibit yakawedzera solubility mumvura uye yakavandudza magazini.
2.Properties yeHPMC
Solubl Solubility: HPMC inonyungudika mumvura inotonhora, kugadzira yakajeka, viscous mhinduro. Iyo solubility inogona kuve yakagadziriswa nekugadzirisa iyo degree rekutsiva, zvinyoro-nyoro uremu, uye tembiricha.
Film Ford: HPMC inogona kuumba inoshanduka inoshanduka uye yakajeka mafirimu pakuomesa. Iyi mafirimu ane midziyo yakanaka kwazvo, achivaita kuti vakwanise kuunganidza zvikumbiro mumishonga yemishonga uye maindasitiri ezvekudya.
Viscossity shanduko: HPMC inoratidza pseudoplastic maitiro, mune iyo viscosity yayo inoderera nekuwedzera shear rate. Ichi chivakwa chinoshandiswa mune zvakasiyana siyana zvekudzora maitiro ekuyerera uye maitiro eRheological.
Kuumbwa kwaHupml: HPMC inoratidza kugadzikana pamusoro pehuremu hwakawedzera tembiricha, zvichiita kuti zviite kuti zvibodzwa zvinoda kupisa kupisa kana kuratidzwa kwekushisa kwekushisa.
Chemical Inertness: HPMC inoenderana nemakemikari
3.sytthesis yeHPMC
Iyo synthesis yeHPMC inosanganisira matanho akati wandei:
Kureba kweAlkali.
Kuwedzera: Alkali Cellulose inoitwa neProfylexe oxide kuti aunze hydroxpropropropyl mapoka muCellulose Backbone.
Methylation: Iyo hydroxyprupropylated cellulose inobatwa pamwe ne methyl chloride yekuunza mapoka mapoka, kubereka hpmc.
Kucheneswa: Iyo inokonzeresa HPMC inocheneswa kubvisa-zvigadzirwa uye kusvibiswa, kunoita kuti chigadzirwa chigadzirwa uye kusawirirana.
4.Application yeHPMC
Indasitiri yechechi: HPMC inoshandiswa zvakanyanya seyakanyanya kufanana mubhadharo mufiritsi magadzirirwo, apo iyo ichishanda seyakagadzirwa, kuparadzaniswa, uye kudzora-kuburitsa mumiriri. Izvo zvakare zvinoshandiswa mumhinduro dzeOfhthalmic, mhirizhonga yemiromo, uye kumiswa kwemuromo nekuda kwezvinhu zvayo zvinokonzeresa uye mucoadhesive zvivakwa.
Indasitiri yeChikafu: Muindasitiri yechikafu, Hpmc inoshanda sedhizimusi, stabilizer, uye emulsifier mune zvakashata zvigadzirwa, kusanganisira masaga, zvipfeko, uye nyanzvi yekushora. Iyo zvakare inoshandiswa zvakare mukubheka-kusununguka-yemahara yekubheka semumiriri mumiririri uye kunyorovesa kuchengetedza enhancer.
Indasitiri yekuvaka: HPMC chinhu chakakosha mumauto-kubva mumuto wetsiva, mahonje, uye anomhara. Inovandudza basa rekushanda, kuchengetwa kwemvura, uye kuderedza, kupa huwandu hwekuita uye kusimba kwezvinhu zvekuvaka.
Zvigadzirwa zvega zvega: HPMC inobatanidzwa mune cosmetics, ganda zvigadzirwa, uye zvigadzirwa zvekuchengetedza bvudzi kune yayo firimu-inoumba, uye inokorodha zvivakwa. Iyo inopa chimiro chinodikanwa, kugadzikana, uye pfungwa dzekunzwa kumazasi, mafaira, uye geri.
Kubatanidza uye kurongedza: HPMC-based-colatings inoiswa kune mahwendefa emishonga nemapiru ekuvandudza maskstem, mask kuravira, uye ipa kudzivirirwa kunonyarara. HPMC mafirimu anoshandiswawo pakudya kwekudya seyakagadziriswa machira kana zvipingamupinyi zvinopesana nejista uye oksijeni.
HydroxyPropyl methylcellose (HPMC) ndeye multifunctional polymer ine madhiri akasiyana maindasitiri. Yayo yakasarudzika yemidziyo, kusanganisira yekunyorwa kwemvura, kuumbwa kwefirimu, uye yemakemikari kugadzirwa, kunoita kuti ive yakakosha mumishonga yemishonga, chikafu, kuvaka, uye zvigadzirwa zvekutarisira. Kunzwisisa kuumbwa, Synthesis, zvivakwa, uye zvinoshandiswa zveHPMC kwakakosha kune vagadziri vechigadziri uye vagadziri vanotsvaga kusimbisa mari yayo mukuvandudza kwechigadzirwa uye hunyanzvi.
Kukoshesa kweHPMC kuri mukuwedzera, kushanda, uye mupiro wekuvandudza maitiro, kugadzikana, uye hunhu hwekusimbisa kwezvinhu zvakasiyana siyana mumatunhu akasiyana siyana, zvichiita kuti ive yakakosha mukuumbwa kwemazuva ano uye mashandisiro.
Kutumira Nguva: Kukadzi-29-2024