Wet-yakasanganiswa dhiri, yakanaka aggregate, admixture, mvura uye zvikamu zvakasiyana zvakatemwa zvinoenderana nekuita. Zvinoenderana neyakaenzana, mushure mekuyerwa uye kusanganiswa munzvimbo yekusanganisa, inotakurwa kuenda kunzvimbo yekushandiswa nemusanganiswa weti, uye yakaiswa musanganiswa weti yakachengetwa mumudziyo uye yakashandiswa mukati menguva yakatarwa.
Hydroxyprospropyl methylcellose inoshandiswa seyemvura-yekuchengetedza mumiririri uye kudzoreredzwa kweiyo simendi motsi kuita kuti dorari rinopukuta. Inoshandiswa seyakageda mukuparadza plastering plaster, inovandudza kuwanda uye inowedzera nguva yekushanda. Kuchengetwa kwemvura kwekuita kwehydroxypropyl methylcellose hpmc inodzivirira iyo slapry kubva pakupedza nekukurumidza mushure mekushandisa, uye inowedzera simba mushure mekuomesa. Kuchengetwa kwemvura kwakakosha kuita kwehydroxyprupyl methylcellose hpmc, uye zvakare chiitiko icho vazhinji vekunyorovesa vete-vemugadziri veMortar vanochengeta. Zvinhu zvinokonzeresa kudzokorora kwemvura kwemvura yekunyoroveswa-yakasanganiswa motsi inosanganisira huwandu hweHPMC yakawedzerwa, iyo visikopa yeHPMC, iyo yakajeka yezvikamu, uye tembiricha yenzvimbo yekushandisa.
Basa rakakosha re hydroxyprusyl methylcellose Iyo yekuchengetwa kwemvura yemubatanidzwa ether inoenderana nemvura yekunyura kweiyo chigadziko cheshuwa, kuumbwa kweiyo dhudzi, iyo mvura yekudonha, uye nguva yekuisa yemvura. Iyo yakakwira iyo transnency ye hydroxyropropyl methylcellose, zvirinani kuchengetwa kwemvura.
Zvinhu zvinokanganisa kuchengetwa kwemvura kwemvura-musanganiswa motsi inosanganisira cellulose etter viscosity, kuwedzera huwandu, tenga pubeness uye shandisa tembiricha. Iyo yakakura iyo visikopa yemasero e cellulose ether, iri nani kudzokorora kwemvura. Viscosity izimendi yakakosha yeHPMC kuita. Nezve chigadzirwa chimwe chete, iwo mavhisipa anowana nzira dzakasiyana dzakasiyana-siyana dzakasiyana, uye vamwe vakatove misiyano yakawedzera kaviri. Naizvozvo, patinofananidza viscosity, chinofanira kuitwa pakati penzira dzakafanana bvunzo, kusanganisira tembiricha, rotrist, nezvimwe.
Kazhinji, iyo yepamusoro viscosity, iri nani kuchengetedza kwemvura. Nekudaro, iyo yepamusoro iyo viscosity uye yakakwira iyo smecular uremu hweHPMC, kuderera kunoenderana mukushushikana kwayo kunokanganisa kusasimba kwekusimba uye kwekuvaka kwemutya. Yakakwira iyo viscosity, zvakanyatsojeka zvinokanganisa mudhaka, asi haina hukama zvakananga. Iyo yepamusoro iyo viscosity, iyo yakawanda viscous iyo mongwe yakanyorova, iri panguva yekuvakwa, inoratidzwa sekunamatira kune iyo scriper uye yakanyanya kuderera kune substrate. Asi hazvibatsiri kuwedzera simba rekuumbwa kweiyo yakanyorova dhaka pacharo. Munguva yekuvaka, kuita kwekurwisa-sag hakusi pachena. Pane zvinopesana, vamwe vakagadziridzwa hydroxyprusyl methylcellose needhasi uye yakaderera viscosity ine yakanaka kuita mukuvandudza simba rerudzi rwemutengesi.
Iyo yakakura huwandu hwe cellulose ether hpmc yakawedzera mune yakanyorova-yakavhenganiswa motsi, iko zvirinani kudzokorora kwemvura, uye kukwirira kwemvura, iko zviri nani kudzokorora kwemvura. Mufaro zvakare ndiyo yakakosha performance index ye hydroxyprupyl methylcellose.
Iyo yakajeka ye hydroxypruppropyl methylcellulose ine zvimwe zvinokanganisa pakuchengeta kwayo kwemvura. Kazhinji, yeHydroxyPropyl methylcellose neiyo fancossulose neiyo viscosity asi yakasiyana-serious iyo yakanakisa iyo yakanakira iyo yekuchengetedza mvura iri nani.
MuWete-akasanganiswa murayo, huwandu hwekuwedzera kweCellulose ether hpmc zvakaderera kwazvo, asi zvinogona kugadzirisa zvakanyanya basa rekuvaka renyama-rakasanganiswa, uye inonyanya kuwanda inokanganisa kuita kwekuvaka kwemutumbi. Kusarudzwa zvine musoro kweiyo chaiyo hydroxyprupropropyl methylcellose ine pesvedzero huru pakuvandudzwa kwekuita kwekuita kwemvura yakanyoroveswa.
Kutumira Nguva: Mar-31-2023