HPMC (hydroxyprEpyl methyl cellel cellulose inoshandiswa zvakanyanya mune yekuvaka indasitiri, kunyanya muute zvine hunyanzvi hwekuwedzera kuita. Semumiriri wakakora, mvura inochengetedza mumiriri, inonamatira uye yemufirimu-inogadzira mumiririri, HPMC inogona kuvandudza zvakanyanya zvivakwa zvemuviri uye kuita kwekuvaka kwemutya.
1. Mechanism yekuita yeHPMC
HPMC iri mvura-inokasira cellulose ether. Iyo hydroxypruppropyl uye methyl subhts mune yayo molecular chimiro chipa iyo yakanaka mvura solubility uye makemikari kugadzikana. HpMC yakanyungudutswa mumvura, inogona kuumba iyo viscous cooludal mhinduro. Mhinduro iyi collodal inotamba zvinotevera zviitiko zvikuru mudhaka:
Kuita kwakasimba: HPMC inogona kuwedzera zvakanyanya zvisizvo zvevakafa mushure mekunyungudika mumvura, nekudaro ichisimudzira kushanda kweiyo dorari. Izvi zvinoita kuti duri ririve nyore kubata panguva yekuvaka, uku kuderedza kubuda ropa uye kusekwa kwerufu uye kuona kufanana kwemutya panguva yekuvaka.
Kuchengeta kwemvura: HPMC ine yakanakisa mvura yekuchengetedza. Inogona kuchengetedza huwandu hwakawanda hwekunyorova mudhaka uye kuderedza kunyanyisa kwemvura. Izvi zvakakosha kuti uvandudze hunhu hwakaomeswa uye kusimba kwemutya, kunyanya kana uchishanda mumamiriro ekunze akaoma kana pane anobata zvakanyanya substrates.
Firimu-fomu fomu: HPMC inogona kuumba firimu rakakomberedza mudhiri. Iyi firimu haigone kungowedzera kuderedza kweiyo duri, asi zvakare kugadzirisa zvakare kupenga kudzikisira uye kusimba kwemutya. Panguva imwecheteyo, iyi firimu ine imwe mwero weimwe nzvimbo yekudziya mvura, iyo inogona kuvandudza mashandiro emvura emutya.
Kubatanidza maitiro: Iko kuvapo kweHPMC mumotokari kunogona kuwedzera simba rekusungwa pakati pechidimbu uye chigadziko chezvinyorwa, kuderedza kupatsanurana kweiyo mongwe uye chigadziko chakasimba, uye chive chisungo chakasimba pakati pehudyu uye zvinhu zvacho.
2. Mhedzisiro yeHPMC pane motorari zvivakwa
Kuvandudza Kushanda Kwemutumbi: Kushanda chinhu chakakosha chiratidzo chekuvaka kuita kwemutumbi. Kuwedzerwa kweHPMC kunowedzera iyo visikoka yeiyo duri, nokudaro inovandudza kushanda kweiyo dorari. Mota iri nyore kupararira panguva yekuvaka uye inogona kuumba yunifomu yakatetepa pamadziro, kuderedza makomba uye marara panguva yekuvaka.
Kuwedzera Kuchengeta Kwemvura: Kuchengeta kwemvura chinhu chakakosha kukanganisa mhando yekuomarara. Iyo yekuchengetwa kwemvura yeHPMC inobvumira kunyorova mudhiri kuti iwanikwe munguva yekutanga yekuisa uye kuomesa simba, kudzivisa kuderera kwesimba remutya uye kupaza kwakakonzerwa nekunyanyisa kurasikirwa kwemvura.
Kuvandudza Kurovera uye Chando Kudzivirira Motar Panguva imwecheteyo, iyo mvura yekuchengetera iyo HPMC inovandudzawo chando chekudzikisira kwemutema munzvimbo dzakaderera-tembiricha uye dzinodzora kukuvadzwa kuchimiro chakakonzerwa neyekuvhara-thaw-thaw matatya.
Wedzera Kuvaka Kubudirira
3. Kushandiswa kweHPMC mune zvekuvaka
Tile Ageshive: Kuwedzera HPMC Kuti Tile Schesive anogona kuvandudza zvakanyanya kuchengetedza kwemvura uye kushambadzira kwekunamatira, kuderedza kutsvedza, uye kuve nechokwadi chekuti matairesi akasanyengerera kumadziro uye pasi.
Exterior Wall Insarlation Motar: HPMC inoshandiswa seyakavharira uye inochengetedza mvura mudenga rekusimbisa kwekusimbisa kwekusimbisa uye kupenga kudzikisira kweiyo motsi uye kuwedzera hupenyu hwebasa kweiyo insulation layer.
Kuzvimiririra pachako: Mukuzvimiririra, kuwedzera kweHPMC kunobatsira kuvandudza iyo fluidity uye kuchengetwa kwemvura kwemvura, ichiratidza kusimba kwevhu uye kumhanya kwekuvaka.
Plasingering motsi: iyo inokonzeresa uye mvura-yekuchengetedza mhedzisiro yeHPMC inoita iyo plastering dari inotsvedza panguva yekuvaka. Iyo moter layer mushure mekushandisa yakanyanya yunifomu uye dense, kuderedza makomba uye marara panguva yekuvaka.
Kushandiswa kweHPMC muMoter kunosimudzira zvakanyanya kuita kwezvinhu zvekuvakisa, kunyanya mukuvandudza basa rekushanda, kuchengetwa kwemvura, kupaza kuramba uye kuderedza dhaka. Nekuenderera mberi kwekuvandudza kwezvinhu zvekuita zvekuita mune yekuvaka indasitiri, tarisiro yekushandisa yeHPMC mune zvekuvakira zvinhu zvinokura. Nekutsvagira kuwedzera mari uye formu yeHPMC, kuita kwekuvaka uye kusimba kwekuvakwa kunogona kuwedzera kuvandudzwa, kupa chivimbo chevimbiso yemhando yekuvaka.
Kutumira Nguva: Kukadzi-17-2025