1. Chigadzirwa hunhu
Makemikari chimiro uye kuumbwaHydroxyprupyl methylcellose (HPMC)is cellulose inobviswa yakawanikwa nemakemikari kugadziridzwa. Iyo inogadzirwa kubva kune yakasikwa mheremalose kuburikidza neEnhylation, methylation uye hydroxprempresslation. Muchimiro chayo cheCellular, iyo Cellulose Skeleton yakabatana ne β-D-Glucose zvikamu kuburikidza neClucese Bonds, uye mapoka emadziro anoumbwa neMethyl (-Och3) uye hydroxyprupyl (-c3h7OH).
Zvivakwa zvemuviri
Solubility: Kimicell®hpmc haina kujekesa mumvura uye organic sol sol, asi inogona kuumba mhinduro yakajeka coolidal yemvura inotonhora mumvura inotonhora. Yayo solubility inoenderana nezviri mukati mehydroxyropropyl uye methyl mumorekuru.
Viscosity: Mhinduro yeHPMC ine imwe viscosity, iyo inowanzowedzera nekuwedzera kwehuremu hwemanyorerwe. Yayo viscosity mhando yakafara uye inogona kugadziriswa zvinoenderana nekuda kusangana nezvinodiwa zvinoshandiswa zveminda dzakasiyana.
Kugadzikana kweHpmc kune yakakwira yekudzora, inogona kutsungirira nzvimbo dzakakura dzeku tembiricha, uye hazvisi nyore kuzvidza panguva yekupisa.
Inoshanda Zvivakwa
Firimu-Kugadzira Pfuma: HPMC ine yakanaka firimu-inogadzira nzvimbo uye inogona kuumba yakajeka uye yunifomu yemhando yemhedzisiro mhinduro, saka inowanzoshandiswa seye matsrumbo mune zvinodhaka zvinodzorwa zvinodzorwa.
Emulesificification uye kugadzikana: Nekuda kwebasa rayo, HPMC inowanzoshandiswa mukuremerwa, kumiswa, geli uye zvimwe zvinhu zvekuvandudza kugadzikana kweiyo tsika.
Kukoshesa uye Kuchengetwa Kwemvura: HPMC ine yakanaka yakakora midziyo uye inogona kuwedzera iyo viscosity yeiyo mhinduro pane yakaderera kutarisisa. Mukuwedzera, zvinogona kuita zvinobudirira mvura, nokudaro kuvandudza iyo yekuchengetwa kwemvura yekuchengetedza kwechigadzirwa, uye inowanzowanikwa mune cosmetics uye zuva nezuva makemikari.
Nonsionity: Sekusimuka kwesperictant, HPMC inogona kuramba yakagadzikana muAcid, Alkali kana System Solutions uye ine shanduko yakasimba.
Nzvimbo dzekushandisa
Indasitiri yePharmaceuce: Semutengesi wemishonga, zvinoshandiswa kugadzirira kudzorwa-kusunungurwa, kusunungurwa-kusunungurwa uye nekuwedzera-gadziridzwa; Iyo inoshandiswawo mukugadzirira mahwendefa, macaps uye ocompolical oints yezvinodhaka.
Indasitiri yekuvaka: Sezvinowedzera, chinovandudza kuita kwekuvaka kwekugadzira sevhu uye madhiri, uye kunovandudza kudiwa, fluidity uye nekuchengetwa kwemvura.
Indasitiri yechikafu: Inoshandiswa seanoti, emulsififier uye gomba mumiririri mukurongedza, jelly, ice cream uye zvimwe zvigadzirwa.
Cosmetic Indasitiri: Inoshandiswa muLoinons, ma ganda magirazi, shampoos uye zvimwe zvigadzirwa kupa viscosity uye kugadzikana.
2. Synthesis nzira
Cellulose Exction iyo Synthesis maitiro eHPMC yekutanga inoda kubvisa cellulose kubva kune zvakasikwa zvirimwa zviputi (senge huni, machira, nezvimwewo). Kazhinji, kusachena uye zvisiri-cellulose zvikamu zvakadai sekurova mune zvigadzirwa zvemukati zvinobviswa nenzira yemakemikari kana michina. Iyo cellulose yekubvisa maitiro inonyanya kusanganisira kuseta, kurapwa kweAlkali, kusviba uye mamwe matanho.
Eteraifitifitifitifiti yekuita cellucose iyo inobviswa cellulose cellaulose inozotadza maitiro uye inowedzera subhtsl yakadai se methyl uye hydroxyprupropropyl. Shanduko yekuchinja inowanzoitwa muAlkaline Solution, uye inowanzoshandiswa kugezesa vamiririri inosanganisira methyl chloride (ch3cl), procylone oxide (c3h6o), etc.
Methylation Reaction: Cellulose inoitwa neye methylating mumiririri (akadai methyl chloride) kuitira kuti mamwe mitezo yehydroxyl
Hydroxypruspropylation Reaction: kuunza hydroxyprusyl (-c3h7OH) mapoka mu cellulose mamorekuru, iyo inowanzoshandiswa kudzoserwa ndeye profyleo oxide. Mukuita uku, mamwe emapoka ehuma emuchina muCellulose Molecules anotsiviwa neHydroxyPropropyl mapoka.
Maitiro ekudzora mamiriro
Tembiricha uye nguva: Iyo yekuchinja kwetsika inowanzoitwa pakudziya kwe50-70 ° C, uye nguva yekuita iri pakati pemaawa mashoma uye anopfuura maawa gumi. Kunyanya kukwira tembiricha kunogona kukonzera kusvibiswa kwekadzi, uye zvakaderera kwazvo tembiricha ichaguma nekuita kwakaderera.
PH Kokhesi Kudzora: Kuita kunowanzoitwa pasi peAlkaline mamiriro, ayo anobatsira kuvandudza kugona kweiyo itstitification maitiro.
Eteraifitifiyation Agent Constration: Iyo yekuvhara kweiyo etsotication Agent ine yakakosha pesvedzero pane zvivakwa zvezvinhu zvekuita. Iyo yakakwira ertification mumiririri inogona kuwedzera iyo degree re hydroxypropropyl kana methylation yechigadzirwa, nekudaro kugadzirisa maitiro eKimacell®hpmc.
Kuchenesa uye kuoma mushure mekunge kuitwa kwapera, chigadzirwa chinowanzoda kushambidzwa nemvura kana kubviswa pamwe nekugadziriswa kwekubvisa magadzirirwo asina kugadziriswa uye ne-zvigadzirwa. Iyo yakanatswa HPMC yakaomeswa kuti uwane poda kana granular yekupedzisira chigadzirwa.
Molecular uremu kutonga panguva yeSynthesis process, iyo smecular uremu hweHPMC inogona kudzorwa nekugadzirisa mamiriro ekuita (sekupisa, nguva, uye reagent constration HPMC ine akasiyana ma molecular akasiyana mukusagadzikana, viscosity, masisitimu ekushandisa, nezvimwe zvinoshanda, iyo yakakodzera mamexular uremu inogona kusarudzwa maererano nezvinodiwa.
Sechinhu chomuzvivakwa chemuzhinji.Hpcinoshandiswa zvakanyanya mumushonga, kuvaka, chikafu uye zesetics. Yakanakisa kuremerwa, emulsification, kudzokorora kwemvura uye mafirimu-ekugadzira midziyo inoita kuti ive yakakosha maindasitiri. Iyo Synthesis nzira yeHPMC inonyanya kubudikidza nekutsva kwekuita cellulose. Iwo chaiwo maitiro emamiriro ezvinhu (akadai sekupisa, ph kukosha, reagent kusangana, nezvimwewo) inoda kuti ishandiswe zvigadzirwa zvinosangana nezvinodiwa. Mune ramangwana, mashandiro eHPMC anogona kuwedzeredzwa muminda yakawanda.
Kutumira Nguva: Jan-27-2025