Yakaderera-yakatsiva HydroxyPropyl Cellulosel Cellulosel Cellulosel Cellulosel Cellulosel Cellulosel Cellulosel Cellulosel Cellulosel Cellulosel Cellulosel Pasinei nezvakafanana nezvavo mumakemikari zvivakwa uye zvinoshandiswa, ivo vane misiyano yakakosha mukutsiva, zvivakwa zvemuviri, nzvimbo dzekushandisa.
1. Chemical chimiro uye degree rekutsiva
Hydroxypropylcellose (HPC) chigadzirwa chakawanikwa mushure mekunge chikamu chenguva yemheremello, umo mamwe emapoka ehuma anotsiviwa nemapoka eHydroxpropropyl. Dhigirii rekutsiva HPC ine mwero wepamusoro wekutsiva, kazhinji pakati pe3,0 ne40 uye 4.5, zvinoreva kuti mazhinji emapoka ehuma anotsiviwa nemapoka eHydroxpremylPropropyl.
Yakaderera-yakatsiva hydroxypresslcellose (L-HPC) yakagadzirirwawo kuburikidza neyakaenzana eritification maitiro, asi iyo degree raro rekutsiva rakaderera, kazhinji pakati pe0.1 uye 0.2. Naizvozvo, mapoka ehydroxyl eLPC anongotyiswa neyese mapoka ehydroxpropropyl, uye huwandu hwenhamba dzisina kugadzikana hydroxyl mapoka akakura. Dhigirii rakaderera rekutsiva rinogadzira L-HPC dzakasiyana kubva kuHPC mune zvemuviri uye makemikari zvivakwa.
2. Solubility
Nekuda kwemusiyano mune iyo degree rekutsiva, iyo solubility yeHPC uye L-HPC inoratidza kukosha kwakakosha. HPC iri manyorerwo-svutugadzike uye inogona kunyungudika mumvura inotonhora kana inopisa kuti ugadzire mhinduro yakajeka viscous. Iyo zvakare ine yakanaka solubility mune polar organic sols. Iyi solubility inoita HPC inowanzo shandiswa so solubilizer, thibholizer kana gelly mumiririri mumishonga yemishonga.
Mukupesana, L-HPC ine akasiyana Solubility Properties nekuda kweiyo yakaderera degree rekutsiva. LPC inoshambadza mumvura, asi ine mvura yakanaka yemvura, inokanganisa mano yekuzvimba mumvura uye inogona kuumba gel. Iyi pfuma yeLPC inobvumira kuti ishandiswe seyakaora kana yefirita mumapiritsi, ichibatsira mushonga kuti ubvise nekukurumidza uye kusunungurwa mumvura.
3. Zvivakwa zvemuviri
HPC inowanzo kuratidzira yepamusoro viscosity uye firimu-inoumba zvivakwa nekuda kweiyo yakakwira mwero wekutsiva uye solubility. HPC mhinduro dzinogona kuumba mafirimu akasimba mushure mekuoma uye saka unowanzo shandiswa mumatanho, firimu kugadzira uye kuunganidza zvinhu. Mukuwedzera, HPC zvakare ine yakanaka yekudzivirira uye yekupokana kwemafuta, ichiita kuti iite kuti zvibodzwa zvinoda simba rakanaka remuviri uye kurongeka kwemakemikari.
L-HPC inoratidza kuderedza kuderedza viscosity uye yakakwira mvura inobata nekuda kweiyo yakaderera degree rekutsiva. Insoolubility yayo mumvura uye yekuzvimba kwakanaka kuzvimba kunopa zvakanakira mikana yekugadzira piritsi. L-HPC inogona kutora mvura uye kuzvimba, nokudaro inosimudzira piritsi yekuparadzira uye kusunungurwa kwezvinodhaka. Iyi nzvimbo yekuparadzira inoita L-HPC yakashandiswa zvakanyanya sekuparadzanisa muindasitiri yemishonga yemishonga.
4. Nzvimbo dzekushandisa
HPC inozoshandiswa zvakanyanya mumishonga, chikafu, cosmetics uye dzimwe minda yeindasitiri nekuda kwekunaka kwayo yekugadzirisa, firimu-inoumba uye yakakomberedza uye yakakomberedza kugona. Mumunda wemishonga, HPC inowanzoshandiswa seyakanyanya, gelling mumiririri, solubilizer, membrane zvinhu uye zvinodhaka zvinotakura zvinodhaka. Mukuwedzera, HPC inoshandiswawo mune chikafu seyekudya uye emulsifier, uye mune cosmetics seyemufirimu-kugadzira mumiririri uye moisturizer.
L-HPC inonyanya kushandiswa muindasitiri yemishonga, kunyanya mukugadzirira mahwendefa. Sezvinoita kubvaruka zvinobudirira, inogona kuwedzera kumhanya kwekuvharidzira kwemahwendefa uye kusimudzira kuburitswa kwemishonga, nokudaro kuvandudza kusavimbika kwezvinodhaka. Mukuwedzera, LPC inogona zvakare kushandiswa semurima uye duliuent yekuvandudza kuomarara uye kugadzikana kwemahwendefa.
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Muindasitiri yechechi, HPC inowanzoshandiswa mukugadzirira kwekudzorwa-kusunungura mafomu. Inogona kudzora chiyero chekuburitswa chezvinodhaka nekuumba viscous gel layer, neizvokuwedzera nguva yekuita yemishonga. Chaizvoizvo zvinoshandiswa zvinosanganisira vanodzorwa vanoburitswa vamiriri mune mahwendefa ekusimudzira uye mahwendefa.
L-HPC inoshandiswa zvakanyanya mumapiritsi ekuburitsa-zvinoburitsa sekuparadzaniswa. Semuenzaniso, mune vamwe vanokurumidza kuburitswa-piritsi-piritsi-HPC inogona kupfupisa nguva yemapiritsi kuti abvise mumuviri, nekudaro achikurudzira kutanga kwezviito.
6. Kubata kwezvemamiriro ekunze uye kuchengeteka
Vese HPC uye L-HPC vanobva vatorwa kubva kune zvakasikwa cellulose uye saka vane yakanaka biodegradability uye neyakatipoteredza ushamwari. Ivo vari nyore kuongororwa mumamiriro ekunze uye vane mashoma maitiro pane zvakasikwa nharaunda. Pamusoro pezvo, vese vari vaviri vanoonekwa sevakachengeteka uye vanoshandiswa zvakanyanya mukugadzira chikafu uye mishonga yemishonga.
Kunyangwe yakaderera-yakatsiva hydroxypropyl cellulose Zvakasiyana zvakanyanya. L-HPC inonyanya kushandiswa mumunda wemishonga nekuda kweiyo yakanakisa yekuvharirwa zvinhu, nepo HPC ichishandiswa zvakanyanya mune mishonga, chikafu, zvidhori uye zvimwe minda nekuda kwekunyora kwayo kwekunyora uye mafirimu ekugadzira firimu. Musiyano uripo pakati peizvozvo ndedzipi mumhedzisiro yeiyo degree rekutsiva pane zvivakwa zvemuviri uye zvemakemikari, nekudaro kusarudza kwavo kukodzera kwekushandisa zvakasiyana.
Kutumira Nguva: Kukadzi-17-2025