Cellulose ether inonyanya kuve neanotevera mabasa matatu:
1) Inogona kuomesa dhaka nyowani kudzivirira kusarura uye kuwana yunifomu yepurasitiki muviri;
2) Iine basa rekupinda kwemhepo uye inogonawo kudzikamisa yunifomu mabhuru madiki akaunzwa mudhaka;
3) Semugadziri wekuchengetedza mvura, inobatsira kuchengetedza mvura (mvura isingabhadharwi) muchidimbu chedhaka, kuitira kuti simende iwane nguva yakawanda ye hydration mushure mekuvaka dhaka.
Mune yakaoma yakasanganiswa dhaka, methyl cellulose ether inobata basa mukuchengetedza mvura, kukora nekuvandudza kushanda kwekuvaka. Kuita kwakanaka kwekuchengetedza mvura kunovimbisa kuti dhaka harizokonzeri jecha, hupfu uye kuderedzwa kwesimba nekuda kwekushayikwa kwemvura uye isina kukwana simende hydration; Iko kukora mhedzisiro inosimudzira zvakanyanya kusimba kwesimba revhu rakanyorova, seyakanaka anti sagging kugona kwekunamira kwetairi; Kuwedzerwa kwemethyl cellulose ether kunogona kuvandudza kunyorova kwevhu revhu, iro rine viscosity yakanaka kune akasiyana substrates, nekudaro kuvandudza kushanda kwemadziro edhaka rakanyorova uye kuderedza marara.
Paunenge uchishandisa cellulose ether, inofanira kuonekwa kuti kana chiyero che cellulose ether chakanyanyisa kana kuti viscosity yakanyanya, kudiwa kwemvura kuchawedzera, uye kuvaka kuchava kwakaoma (plaster) uye kushanda kuchaderedzwa. Cellulose ether inogona kunonoka kuisa nguva yesamende, kunyanya kana iyo dosage yakakwira. Pamusoro pezvo, cellulose ether ichakanganisawo nguva yekuvhura, vertical flow resistance uye bond simba rematope.
Iyo yakakodzera cellulose ether inofanira kusarudzwa muzvigadzirwa zvakasiyana, uye mabasa ayo akasiyanawo. Semuenzaniso, MC ine yakakwira viscosity inofanirwa kusarudzwa mune ceramic tile inonamira, iyo inogona kuwedzera nguva yekuvhura uye inogadziriswa nguva, uye kugadzirisa iyo anti slip performance; MC ine yakaderera viscosity inofanirwa kusarudzwa mune yega yekuyera dhaka kuchengetedza kuyerera kwedhaka, uye inoitawo basa mukudzivirira delamination uye kupatsanura uye kuchengetedza mvura. Iyo yakakodzera cellulose ether ichatemwa zvichienderana nekurudziro yemugadziri uye zvinoenderana nemhedzisiro yebvunzo.
Uye zvakare, cellulose ether ine furo inodzikamisa mhedzisiro, uye yekutanga firimu kuumbwa kunokonzeresa kukwira kwedhaka. Iyo microstructure ye cellulose ether mune ichangobva kusanganiswa uye yakaomeswa ceramic tile inonamira yakaongororwa neYunivhesiti yeBern uye National Starch Chemical Company muSwitzerland. Muedzo wemumunda wakaratidzwa muMufananidzo wakawana kuti cellulose ether yakagadzikana mabhubhu mudhaka nyowani kuburikidza nekugadzira firimu. Aya mafirimu e-cellulose ether anogona kunge akaumbwa panguva kana kuti achangopedza kubvongodzwa, uye re dispersible rubber powder haisati yatanga kugadzira mafirimu. Chakakosha kuseri kwechiitiko ichi chiitiko chepamusoro che cellulose ether. Sezvo mabhuru anounzwa neagitator nenzira yemuviri, cellulose ether inokurumidza kutora iyo interface pakati pemabhuru uye simende slurry kugadzira firimu. Aya mafirimu achiri kunyorova, saka anochinjika zvakanyanya uye anotsikirira, asi polarization mhedzisiro inosimbisa kurongeka kwakarongeka kwemamorekuru avo. Gare gare, aya mafirimu e-cellulose ether anogona kuwanikwa pamucheto wepores pasi pekuongorora electron microscope, sezvinoratidzwa muMufananidzo.
Sezvo cellulose ether iri polima-inonyungudika nemvura, inoenda kumusoro uko dhaka rinosangana nemhepo nekubuda kwemvura mudhaka idzva kuti riite hupfumi, zvichikonzera kuchekwa kwe cellulose ether pamusoro pedhaka idzva. Somugumisiro weganda, firimu rakanyanyisa rinoumbwa pamusoro pevhu, izvo zvichapfupisa nguva yekuvhura kwedhaka. Kana iyo ceramic tile inonamirwa pamusoro pevhu panguva ino, iyo firimu ichagoverwawo kune mukati medhaka uye maratidziro pakati pe ceramic tile nedhaka, nokudaro kuderedza kusimba kwechisungo munguva inotevera. Kuchekwa kwe cellulose ether kunogona kuderedzwa nekugadzirisa chimiro, kusarudza yakakodzera cellulose ether uye kuwedzera zvimwe zvinowedzera.
Youngcel HPMC / MHEC inoshandiswa zvakanyanya seChemical Auxiliary Agent yeTile Adhesive, Cement Plaster, Dry mix mortar, Wall putty, Coating, Detergent uye zvichingodaro.Uye tinogona kukupa mutengo wakaderera uye unhu hwakanaka.
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Nguva yekutumira: Nov-17-2022