Poshi. Musiyano uripo pakati pehupombwe hydroxypropyl methylcellose (HPMC) uye yakachena hydroxyprishlcellulose (HPMC)
1. Chitarisiko: Purexy HydroxyPropyl methylcellose HPMC inotaridzika fluffy uye ine yakaderera yakawanda density, inotanga kubva 0.3-0G / ml; Hydroxy hydroxyprenpropyl methylcellose hpmc ine fluidity uye inonzwa inorema, uye pane musiyano wakakosha mukuwoneka kubva pachigadzirwa chechokwadi.
2. Status: Purexy hydroxyprusyl methylcellose HPMC poda iri fibrous pasi peiyo microscope kana girazi rekukudza; Nepo hydroxypressPropropyl methylcellose hpmc inogona kucherechedzwa sogirinari solids kana makristasi pasi peiyo microscope kana girazi rekukudza.
3 Hydroxy hydroxyprusyl methylcellose hpmc inogona kunhuhwirira marudzi ese ekunhuhwirira, kunyangwe isina kunaka, ichanzwa kurema.
4. Mhinduro Yemvura: Yakachena HydroxyPropyl Methylcellose Solution Solution yakajeka, Yakakwira Chiedza Chinofambisa, Mvura Yekutenderera】 97%; Hydroxy hydroxypropyl methylcellose solution yeHPMC mhinduro ndeye turbid, uye iyo mvura yekuchengetwa kwemvura yakaoma kusvika 80%.
Chechipiri, kuchengetwa kwemvura kwemvura kwehydroxypropyl methylcellose hpmc, kusiyanisa izvo zvakanakira uye zvakashata:
Kuchengetwa kwemvura kwe methyl cellelose ether pasi pemamiriro ekunze ekushisa chiratidzo chakakosha kusiyanisa mhando yeMethyl Cellulose ether. Zvinhu zvakadai sekupisa kwemhepo, tembiricha uye mhepo yekumanikidza yekumhanyisa ichakanganisa huwandu hwemvura mumvura muComent Mortar uye Gypsum zvigadzirwa. Naizvozvo, mumwaka wakasiyana, pane mamwe misiyano mumvura yekuchengetwa kwemvura yezvigadzirwa zvine huwandu hwakaenzana HPMC yakawedzerwa. Mukuvaka chaiko, iyo mvura yekuchengetwa kwemvura yeiyo slurry inogona kugadziridzwa nekuwedzera kana kuderedza huwandu hweHPMC yakawedzerwa. Yakanakisa hydroxypruppropyl methylcellose zvigadzirwa zveHPMC inogona kugadzirisa dambudziko rekuchengeta mvura pasi pekudziya kwakanyanya.
Yakakwira-mhando methylcellose inogona kuve yakanyatso kuparadzaniswa neyakagadzirwa mucheki, uye fomu yekunyorova, uye inonyungudutswa nehystem yezvinyorwa zvine hungwaru inosimbisa chisungo chesimba uye simba rezvinyorwa. Yakakwirira-mhando hydroxyprusyl methylcellose hpmc, iyo nzira yayo uye its Dights bond kuumbwa neHydrogens Bonds inokonzerwa nekudziya kwakanyanya uye kuwana yakakwira mvura yekuchengetwa.
Naizvozvo, mukuvakwa kwezhizha kwezhizha, kuitira kuti uwedzere kuchengetwa kwemvura, zvakakwanisika Matambudziko, asiwo wedzera kuomerwa kwevashandi. Sezvo tembiricha madonhwe, huwandu hwemvura HPMC yakawedzerwa inogona kuderedzwa zvishoma nezvishoma, uye iyo imwe mvura yekuchengetedza inogona kuitika inogona kuitika.
3. Kupwanya kwe hydroxyprusyl methylcellulose hpmc
Mune indasitiri yekuvaka, hydroxyprusyl methylcellose hpm kazhinji inowanzoiswa mumvura isina kwayakarerekera, uye chigadzirwa cheHPMC chakanyungudika kuti utonge chiyero chekunyungudika. Mushure mekuiswa mumvura isina kwayakarerekera kwega, chigadzirwa chinokurumidza kukanda pasina kupararira chigadzirwa chisina kubereka kwemukati; Mushure mekuiswa mumvura isina kwayakarerekera kwega, chigadzirwa chinogona kupararira uye kwete clump pamwe chete chigadzirwa chine chigadzirwa chine maratidziro epasi. Kana iyo yepamusoro isina kurapwa hydroxpropropyl methylcellose
Kumusoro-kurapwa hydroxyprusyl methylcellose Pashure pokusvika kwechimwe nguva yenguva, chimiro chemakemikari wekurapwa kwepasi kunoparadzwa, uye mvura inogona kunyungudika iyo HPMC zvikamu zveHPMC. Panguva ino, zvigadzirwa zvechigadzirwa zvakaparadzirwa zvakakwana uye zvakanyura mvura yakakwana, saka chigadzirwa hachizotambisa kana chinosimbisa mushure mekuparadzwa. Kupararira kumhanya uye kupaza kumhanya kunotsamira pane iyo degree rekurapwa kwepasi. Kana iko kurapwa kwepasi kuri zvishoma, kumhanya kwekupararira kuri kunonoka uye kumhanya kwekumhanya kuri kutsanya; Ipo chigadzirwa chacho chine pakadzika pamusoro pekurapa ine kukurumidza kupararira kumhanya uye kunonoka kunonamira kumhanya. Kana iwe uchida kuita iyi nhevedzano zvigadzirwa zvichikurumidza mune ino mamiriro, unogona kudonhedza hushoma hwezvinhu zvealkaline zvinhu kana zvanyungudika wega. Musika wazvino uno unowanzo kutaurwa nezvakagadzirwa zvekare. Hunhu hwezvigadzirwa zvepamhepo
Hunhu hweHydreated Hydroxyprusypropyl methylcellose HPMC iri kukurumidza kuita zvakanaka Mukushanda chaiko, mushure mekuparadzwa kwepanyama kweiyi nhevedzano yezvigadzirwa uye zvimedu zvakasimba sechiuru chepfu, simende, etc., iyo chiyero chekunyungudika chakanyanya kukurumidza, uye hapana chinosemesa kana anowedzera. Kana zvichidikanwa kunyungudutswa zvigadzirwa zveHPMC zvakasiyana, idzi dzakateerana zvigadzirwa zvinofanirwa kushandiswa nekungwarira, sezvazvinenge zvichizosimbisa uye kubatirira pamwe. Kana zvichidikanwa kunyungudutswa neyepamhepo-hydroxyprosyl metdlcellose chigadzirwa zvakasiyana, zvinofanirwa kuve zvakajeka ne95 °
Mukugadzira chaiyo yekugadzira, iyi nhevedzano yezvigadzirwa zvinowanzo nyungudika mushure mekuparadzirwa neimwe nzvimbo yakasimba yemamiriro ezvinhu pasi peAlkaline, uye chiyero chayo chisina kusiyana neicho chezvinhu zvisina kurapwa. Izvo zvakare zvakakodzera kushandiswa mune zvigadzirwa zvakanyungudutswa wega, pasina caking kana mapundu. Iyo chaiyo mhando yechigadzirwa inogona kusarudzwa zvichienderana neyekunyungudika chiyero chinodikanwa nekuvakwa.
Munguva yekuvaka, ingave iri simendi kana gypsum-based slurry, mazhinji acho ari maAlkaline masisitimu, uye huwandu hweHPMC akawedzerwa idiki kwazvo, iyo inogona kuparadzaniswa pakati pezvidimbu izvi. Kana mvura yawedzerwa, HPMC ichakurumidza kunyungudika.
Kutumira Nguva: Dec-02-2022