1. Kuongorora kweHPMC
HPMC (hydroxyprEpropyl methylcellose, hydroxyprusyl methylcellose) is a moluble polymer compand inowanikwa nemakemikari kugadziridzwa kwemasangano echisikigo. Iyo ine yakanaka mvura solubility, mafirimu ekuumba midziyo, kuenderana, kudengenyeka, kuchengetwa kwemvura uye manyowa zvakanyanya mukuvaka, kutakura, mushonga, chikafu uye mamwe maindasitiri. Mune indasitiri yekuvaka, kunyanya mumapurasitiki-based plaster uye stucco, hpmc, inogona kuvandudza zvakanyanya basa rekuvaka, zvivakwa zvemuviri uye kuita zvakakosha zvekuvandudza kunaka kwezvinhu zvekuvaka.
2. Kushandiswa kweHPMC mune coment-based plasting uye stucco
Kuvandudza Kuita Kwekuvaka
Munguva yekuvaka yekuvaka-yakavakirwa plaster uye stucco, hpmc inogona kuvandudza zvakanyanya iyo fluidity uye ducility yeiyo slurry, ichigadzira maitiro ekuvaka anotsvedza uye akawandisa. Kufunga kwakananga ndiko:
Wedzera nguva yekutanga: Hpmc inogona kunonoka kudzora nguva yekutanga yeSement, nekudaro achiwedzera nguva yekutanga yezvinyorwa. Izvi zvinobvumira vashandi vekuvaka kuti vashande kwenguva yakareba, kunyanya kana vachigadzira nzvimbo dzakakura, uye dzinodzivirira simende slurry kubva mukukasira nekukurumidza uye kukanganisa maitiro ekuvaka.
Kuvandudza Dambudziko: Sement-based plaster uye stucco zvinowanzoshandiswa pakubatanidza pakati pezvisikwa zvakasiyana. HPMC inogona kubatsira zvinobudirira kushamwaridzana, kuderedza kuunganidzira, uye ita shuwa iyo yakasarudzika yekushambadzira yeiyo plaster layer kana stucco layer.
Kuvandudza Kuchengetwa Kwemvura
Mune coment-based plasters uye plasters, iyo yekuchengetedza mvura-yeHPMC inonyanya kukosha. Mvura iri mumasimendi slurry inobuda nekukurumidza, kunyanya mune yakanyanya tembiricha uye yakaoma nzvimbo, iyo inogona nyore kutungamira kune isina kukwana center Nekuvandudza kuchengetwa kwemvura kwezvinhu, HPMC inogona kudzora huwandu hwemvura uye hydrate simende, nekudaro zvichikura simendi-yakavakirwa plaster danda kana dura rekuvaka uye rinoona maitiro ekuvaka.
Simbisa kupaza kupokana
Sezvo cement-based plaster uye stucco zvigadzirwa zvinounza kushushikana kwemukati panguva yekuomesa, ivo vanogonesa marara, kunyanya munzvimbo dzakaoma neakakura kusiyana kwekupisa. HPMC inogona kunyatso kuderedza kuitika kwekupaza yakaoma nekuvandudza iyo rheology uye kuchengetwa kwemvura kwesimendi slurry. Uye zvakare, iyo denderedzwa yeHPMC inovandudza simba pakati pePlaster Layer uye Base Rester, inoderedza kuumbwa kwemasimba anokonzerwa nemauto ekunze, uye anovandudza kupaza kupokana kweiyo plaster.
Kuvandudza Rheology
HPMC inoshandiswa seyakavharwa mumasimendi-yakavakirwa mapuranga uye mapurasti, izvo zvinogona kuvandudza zvakanyanya zvivakwa zvetsiva zveiyo slurry. Inogona kuita kuti slurry ive neyakajeka uye yakakodzera viscossity, kudzivisa matambudziko ekuvaka akanyanya kana kutetepa. Semuenzaniso, HPMC inogona kuvandudza kumiswa kwekusuruvara, zvekuti zvimedu zvakanaka zvekusimbisa zvinogona kugoverwa zvakanyanyisa, dzivisa kugadzirisa, uye chivimbo chakatsetseka uye chakawandisa plaster chivakwa.
Kugeza kuramba
HPMC inogona kuvandudza mvura-yekushambidza kupokana kweiyo coment-based plaster uye stucco uye kuderedza kuumbwa kwemvura pane iyo slurry nzvimbo munzvimbo dzakanyorova munzvimbo dzakanyorova. Kana iyo simende yakasviba inotsvaga kupesana kwemvura yakakwana, ichakanganisa kumhanya nekuomerwa uye kusimba kwesimbe. HPMC inogona kuwedzera kudzikisira kwemvura yeiyo coment-based plasters uye plasters kuti udzivise kunyanyisa nekunyorova kwekunze, nekudaro kunovandudza kusimba kwekucheka.
3. Dosage uye application kurudziro yeHPMC
Iyo Dosage yeHPMC inowanzoenderana nemhando yeiyo coment-yakavakirwa kupa kana stucco uye zvayo zvinodiwa pakuita. Kazhinji kutaura, huwandu hweHPMC yakawedzerwa ndezvevanenge 0.1% -0.5% yeiyo siment misa, asi iyo chaiyo mari inoda kugadziriswa zvinoenderana nemamiriro ezvinhu chaiwo. Semuenzaniso, mune zvimwe zvinoshandiswa zvakakosha, huwandu hwepamusoro hwekuwedzera hunogona kudiwa kuti uwedzere kuderera kwezvinhu, kuchengetwa kwemvura, kana rheology.
Paunenge uchishandisa HPMC, iwe unofanirwa kutarisisa kune inotevera pfungwa:
Yunifomu inosanganisa: HPMC ine murombo kupararira mune coment-based plasters uye plasters. Paunenge uchishandisa iyo, ita shuwa kuti yakasanganiswa zvizere nezvimwe zvinosanganiswa kuti udzivise kuunganidzirwa.
Mamiriro ekuchengetedza: HPMC ine imwe nhanho yehyotroscopicity uye inofanira kuchengetwa munzvimbo yakaoma yekudzivirira kunyorova kutungamira kuderera kwekuita kwayo.
Kubatana pamwe nezvimwe zvinowedzera: Kana uchishandiswa mune yekubatanidza system, inodiwa kuti ive nechokwadi cheHPMC nemamwe makemikari ekuwedzera kuti udzivise kuita kwakawanda.
4. Zvakanakira uye matambudziko eHPMC
Zvakanakira:
Kudzivirirwa kwezvakatipoteredza: Sechiratidzo chezvakasikwa, HPMC ine masisitimu emidziyo yezvinhu zvisina mwero uye ane mutoro mashoma pane zvakatipoteredza.
Simbisa Kuvaka Performance: HPMC inogona kubatsira zvinobudirira kuita kwekuvaka kwekuita kweiyo coment-based plaster uye stucco, kuita kuti maitiro ekuvaka ave nyore uye nekukurumidza.
Kuvandudza Kugadzikana: Kuwedzeredza kuchengetwa kwemvura, kupaza kudzikisira uye kusimuka kwemvura nekushambidza kupokana nevheti-yakavakirwa mapuranga uye purasti dzebasa dzezvivakwa zvekuvaka.
Dambudziko:
Chinyorwa cheChikamu: Mutengo weHPMC zvakakwirira, kunyanya kana uchishandiswa pachiyero chakakura, chinogona kuwedzera mutengo wakakura.
Dambudziko Rinoratidzira: HPMC ine mhedzisiro dzakasiyana mumhando dzakasiyana dzezvemari dzakasarudzika, uye kuganhurana zvisina kukodzera kunogona kukanganisa basa rekupedzisira.
Seyekuita-prection kuvaka chinowedzera, HPMC ine yakakura application kukosha mumasimendi-based plaster uye stucco. Nekuvandudza mashandiro ekuvaka, kuwedzera kudzokorora kwemvura, nekuvandudza kudzikisira kupokana, HPMC kunogona kuvandudza zvakanyanya mashandiro ezvemumende uye kusangana neyakagadzirwa Nekudaro, kushandiswa kweHPMC zvakare kunodawo kusanganiswa neyechinjini zvido zvinodiwa uye dosage yaro uye ratio inofanirwa kusarudzwa zvine musoro kuti uve nechokwadi chakanyanya kunaka pakuvaka.
Kutumira Nguva: Kukadzi-15-2025